![Page 1: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/1.jpg)
Weather
Quick Quiz
![Page 2: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/2.jpg)
Beaufort: Force 8
Mean wind speed (knots): 37Limit of wind speed (knots): 34 - 40Description: GaleSea State: Very Rough - High
![Page 3: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/3.jpg)
Beaufort: Force 10
Mean wind speed (knots): 52Limit of wind speed (knots): 48 - 55Description: StormSea State: Very High
![Page 4: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/4.jpg)
Beaufort: Force 12
Mean wind speed (knots): N/ALimit of wind speed (knots): Greater than 64Description: HurricaneSea State: Phenomenal
Note: this use of the word “Hurricane” does not have the same meaning as its use in terms of a tropical storm
![Page 5: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/5.jpg)
Beaufort: Force 1
Mean wind speed (knots): 2Limit of wind speed (knots): 1 - 3Description: Light AirSea State: Calm (rippled)
![Page 6: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/6.jpg)
Beaufort: Force 6
Mean wind speed (knots): 24Limit of wind speed (knots): 22 - 27Description: Strong BreezeSea State: Rough
![Page 7: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/7.jpg)
Rapidly
This term describes a weather system that is moving:“at 35 to 45 knots”
![Page 8: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/8.jpg)
Very High
This is the term used to describe a wave height:“9.0 to 14.0m”
![Page 9: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/9.jpg)
Sea Fog
A type of advection fog formed when air that has been lying over a warm water surface is transported over a colder water surface
This results in cooling of the lower layer of air below its dewpoint
![Page 10: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/10.jpg)
Rapidly
This term describes a weather system that is moving:“at 35 to 45 knots”
![Page 11: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/11.jpg)
Veering
The changing of the wind direction clockwise
![Page 12: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/12.jpg)
Very Poor
This term describes visibility of:
“less than 1000 metres”
![Page 13: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/13.jpg)
Backing
The changing of the wind in the opposite direction to veering (anticlockwise)
![Page 14: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/14.jpg)
Very High
This is the term used to describe a wave height:“9.0 to 14.0m”
![Page 15: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/15.jpg)
Smooth
This is the term used to describe a wave height:“less than 0.5m”
![Page 16: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/16.jpg)
Gale Warnings
Are issued as required throughout the day (for winds of Gale Force 8 or more)
These are displayed with the Shipping forecast
![Page 17: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/17.jpg)
Soon
This weather changes is:“Expected within six to 12 hours of time of issue ”
![Page 18: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/18.jpg)
Moderate
This term describes visibility of:“between 2 and 5 Nm”
![Page 19: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/19.jpg)
Rough
This is the term used to describe a wave height:“2.5 to 4.0m”
![Page 20: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/20.jpg)
Later
This weather changes is:“Expected more than 12 hours from time of issue ”
![Page 21: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/21.jpg)
Beaufort: Force 11
Mean wind speed (knots): 60Limit of wind speed (knots): 56 - 63Description: Violent StormSea State: Very High
![Page 22: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/22.jpg)
Strong Wind Warnings
Are issued as required throughout the day (for winds of Strong Breeze force 6 or more)
These are displayed with the Inshore waters forecast
![Page 23: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/23.jpg)
Rising (or falling) quickly
Pressure change of 3.6 to 6.0mb in the preceding three hours
![Page 24: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/24.jpg)
Slowly
This term describes a weather system that is moving:“at less than 15 knots”
![Page 25: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/25.jpg)
Beaufort: Force 9
Mean wind speed (knots): 44Limit of wind speed (knots): 41 - 47Description: Severe GaleSea State: High
![Page 26: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/26.jpg)
Beaufort: Force 9
Mean wind speed (knots): 44Limit of wind speed (knots): 41 - 47Description: Severe GaleSea State: High
![Page 27: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/27.jpg)
Soon
This weather changes is:“Expected within six to 12 hours of time of issue ”
![Page 28: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/28.jpg)
Beaufort: Force 2
Mean wind speed (knots): 5Limit of wind speed (knots): 4 - 6 Description: Light BreezeSea State: Smooth (wavelets)
![Page 29: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/29.jpg)
Phenomenal
This is the term used to describe a wave height:“greater than 14.0m”
![Page 30: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/30.jpg)
Beaufort: Force 7
Mean wind speed (knots): 30Limit of wind speed (knots): 28 - 33Description: Near GaleSea State: Rough-Very Rough
![Page 31: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/31.jpg)
Beaufort: Force 2
Mean wind speed (knots): 5Limit of wind speed (knots): 4 - 6 Description: Light BreezeSea State: Smooth (wavelets)
![Page 32: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/32.jpg)
Beaufort: Force 3
Mean wind speed (knots): 9Limit of wind speed (knots): 7 - 10 Description: Gentle BreezeSea State: Slight
![Page 33: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/33.jpg)
Good
This term describes visibility of:“more than 5 Nm”
![Page 34: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/34.jpg)
Slight
This is the term used to describe a wave height:“0.5 to 1.25m”
![Page 35: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/35.jpg)
Very Poor
This term describes visibility of:
“less than 1000 metres”
![Page 36: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/36.jpg)
Beaufort: Force 8
Mean wind speed (knots): 37Limit of wind speed (knots): 34 - 40Description: GaleSea State: Very Rough - High
![Page 37: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/37.jpg)
Rising (or falling) very rapidly
Pressure change of more than 6.0mb in the preceding three hours
![Page 38: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/38.jpg)
Beaufort: Force 3
Mean wind speed (knots): 9Limit of wind speed (knots): 7 - 10 Description: Gentle BreezeSea State: Slight
![Page 39: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/39.jpg)
Poor
This term describes visibility of:“between 1000 metres and 2 Nm”
![Page 40: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/40.jpg)
Moderate
This term describes visibility of:“between 2 and 5 Nm”
![Page 41: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/41.jpg)
Steadily
This term describes a weather system that is moving:“at 15 to 25 knots”
![Page 42: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/42.jpg)
Gale Warnings
Are issued as required throughout the day (for winds of Gale Force 8 or more)
These are displayed with the Shipping forecast
![Page 43: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/43.jpg)
Good
This term describes visibility of:“more than 5 Nm”
![Page 44: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/44.jpg)
Beaufort: Force 11
Mean wind speed (knots): 60Limit of wind speed (knots): 56 - 63Description: Violent StormSea State: Very High
![Page 45: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/45.jpg)
Beaufort: Force 12
Mean wind speed (knots): N/ALimit of wind speed (knots): Greater than 64Description: HurricaneSea State: Phenomenal
Note: this use of the word “Hurricane” does not have the same meaning as its use in terms of a tropical storm
![Page 46: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/46.jpg)
Rising (or falling)
Pressure change of 1.6 to 3.5mb in the preceding three hours
![Page 47: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/47.jpg)
Moderate
This is the term used to describe a wave height:“1.25 to 2.5m”
![Page 48: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/48.jpg)
Rising (or falling) quickly
Pressure change of 3.6 to 6.0mb in the preceding three hours
![Page 49: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/49.jpg)
Slowly
This term describes a weather system that is moving:“at less than 15 knots”
![Page 50: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/50.jpg)
High
This is the term used to describe a wave height:“6.0 to 9.0m”
![Page 51: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/51.jpg)
Later
This weather changes is:“Expected more than 12 hours from time of issue ”
![Page 52: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/52.jpg)
Very Rapidly
This term describes a weather system that is moving:“at more than 45 knots”
![Page 53: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/53.jpg)
Steadily
This term describes a weather system that is moving:“at 15 to 25 knots”
![Page 54: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/54.jpg)
Imminent
This weather changes is:
“Expected within six hours of time of issue”
![Page 55: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/55.jpg)
Very Rough
This is the term used to describe a wave height:“4.0 to 6.0m”
![Page 56: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/56.jpg)
Veering
The changing of the wind direction clockwise
![Page 57: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/57.jpg)
Rising (or falling)
Pressure change of 1.6 to 3.5mb in the preceding three hours
![Page 58: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/58.jpg)
Poor
This term describes visibility of:“between 1000 metres and 2 Nm”
![Page 59: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/59.jpg)
Imminent
This weather changes is:
“Expected within six hours of time of issue”
![Page 60: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/60.jpg)
Beaufort: Force 1
Mean wind speed (knots): 2Limit of wind speed (knots): 1 - 3Description: Light AirSea State: Calm (rippled)
![Page 61: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/61.jpg)
Very Rapidly
This term describes a weather system that is moving:“at more than 45 knots”
![Page 62: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/62.jpg)
High
This is the term used to describe a wave height:“6.0 to 9.0m”
![Page 63: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/63.jpg)
Very Rough
This is the term used to describe a wave height:“4.0 to 6.0m”
![Page 64: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/64.jpg)
Beaufort: Force 4
Mean wind speed (knots): 13Limit of wind speed (knots): 11 - 16Description: Moderate breeze Sea State: Slight-Moderate
![Page 65: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/65.jpg)
Beaufort: Force 6
Mean wind speed (knots): 24Limit of wind speed (knots): 22 - 27Description: Strong BreezeSea State: Rough
![Page 66: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/66.jpg)
Strong Wind Warnings
Are issued as required throughout the day (for winds of Strong Breeze force 6 or more)
These are displayed with the Inshore waters forecast
![Page 67: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/67.jpg)
Rather Quickly
This term describes a weather system that is moving:“at 25 to 35 knots”
![Page 68: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/68.jpg)
Beaufort: Force 10
Mean wind speed (knots): 52Limit of wind speed (knots): 48 - 55Description: StormSea State: Very High
![Page 69: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/69.jpg)
Beaufort: Force 0
Mean wind speed (knots): 0Limit of wind speed (knots): Less than 1Description: CalmSea State: Calm (glassy)
![Page 70: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/70.jpg)
Rising (or falling) slowly
Pressure change of 0.1 to 1.5mb in the preceding three hours
![Page 71: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/71.jpg)
Beaufort: Force 7
Mean wind speed (knots): 30Limit of wind speed (knots): 28 - 33Description: Near GaleSea State: Rough-Very Rough
![Page 72: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/72.jpg)
Beaufort: Force 4
Mean wind speed (knots): 13Limit of wind speed (knots): 11 - 16Description: Moderate breeze Sea State: Slight-Moderate
![Page 73: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/73.jpg)
Rather Quickly
This term describes a weather system that is moving:“at 25 to 35 knots”
![Page 74: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/74.jpg)
Smooth
This is the term used to describe a wave height:“less than 0.5m”
![Page 75: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/75.jpg)
Slight
This is the term used to describe a wave height:“0.5 to 1.25m”
![Page 76: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/76.jpg)
Moderate
This is the term used to describe a wave height:“1.25 to 2.5m”
![Page 77: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/77.jpg)
Beaufort: Force 5
Mean wind speed (knots): 19Limit of wind speed (knots): 17 - 21Description: Fresh BreezeSea State: Moderate
![Page 78: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/78.jpg)
Beaufort: Force 0
Mean wind speed (knots): 0Limit of wind speed (knots): Less than 1Description: CalmSea State: Calm (glassy)
![Page 79: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/79.jpg)
Rough
This is the term used to describe a wave height:“2.5 to 4.0m”
![Page 80: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/80.jpg)
Phenomenal
This is the term used to describe a wave height:“greater than 14.0m”
![Page 81: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/81.jpg)
Sea Fog
A type of advection fog formed when air that has been lying over a warm water surface is transported over a colder water surface
This results in cooling of the lower layer of air below its dewpoint
![Page 82: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/82.jpg)
Rising (or falling) slowly
Pressure change of 0.1 to 1.5mb in the preceding three hours
![Page 83: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/83.jpg)
Rising (or falling) very rapidly
Pressure change of more than 6.0mb in the preceding three hours
![Page 84: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/84.jpg)
Beaufort: Force 5
Mean wind speed (knots): 19Limit of wind speed (knots): 17 - 21Description: Fresh BreezeSea State: Moderate
![Page 85: Weather Quick Quiz. Beaufort: Force 8 Mean wind speed (knots): 37 Limit of wind speed (knots): 34 - 40 Description: Gale Sea State: Very Rough - High](https://reader036.vdocuments.us/reader036/viewer/2022062318/551699ea550346a25b8b5253/html5/thumbnails/85.jpg)
Backing
The changing of the wind in the opposite direction to veering (anticlockwise)