Beaufort scale - Wikipedia
The Beaufort scale (/ ˈ b oʊ f ər t / BOH-fərt) is an empirical measure that relates wind speed to observed conditions at sea or on land. Its full name is the Beaufort wind force scale.
Beaufort Scale - National Geographic Society
2023年10月19日 · The Beaufort scale, officially known as the Beaufort wind force scale, is a descriptive table. It depicts the force of wind by a series of numbers, typically from 0 to 12. The Beaufort scale goes all the way to 17, but the last five numbers only apply to tropical typhoons.
Beaufort Wind Scale - NOAA/NWS Storm Prediction Center
Moderately high (18-25 ft) waves of greater length, edges of crests begin to break into spindrift, foam blown in streaks. Twigs breaking off trees, generally impedes progress. 9. 41-47. Strong Gale. High waves (23-32 ft), sea begins to roll, dense streaks of foam, spray may reduce visibility.
Beaufort Wind Scale - National Weather Service
Beaufort Wind Scale. One of the first scales to estimate wind speeds and the effects was created by Britain's Admiral Sir Francis Beaufort (1774-1857). He developed the scale in 1805 to help sailors estimate the winds via visual observations. The scale starts with 0 …
What Is the Jet Stream? | NOAA SciJinks – All About Weather
2024年9月11日 · Jet streams are narrow bands of strong wind that generally blow from west to east all across the globe. Earth has four primary jet streams: two polar jet streams, near the north and south poles, and two subtropical jet streams closer to the equator.
Wind Warnings, Watches and Advisories - National Weather Service
Wind Advisory: Take Action! Strong winds are occurring but are not so strong as to warrant a High Wind Warning. Objects that are outdoors should be secured and caution should be taken if driving.
Wind - National Weather Service
Widespread significant wind damage can occur with higher wind speeds. During strong thunderstorms, straight line wind speeds can exceed 100 mph. High winds can blow objects around and pose a significant threat to your safety. Understanding the risks can help you prepare for these events.
Strong winds set to return to Southern California as families are ...
4 天之前 · Wind advisories are in place through Tuesday for parts of Ventura and Santa Barbara counties, where gusts of 50 mph to 60 mph are possible, even as a cold front could bring a slight chance of rain.
What is the Beaufort scale? Understanding wind speed on your …
2022年2月12日 · The Beaufort scale rates wind strength from zero to 12 using the following descriptions. It's worth noting that levels 10-12 are rarely seen inland and for adventure purposes, you'll want to pay the most attention to levels six and onwards.
Strong winds, heavy rain and high mountain snow | FOX 13 Seattle
2 天之前 · A High Wind Warning is in effect for the north interior and the coast for wind gusts up to 55 mph. A Wind Advisory is in effect for the Puget Sound and foothills with wind gusts up to 45 mph. Strong winds tonight will continue through Wednesday morning. (FOX 13 Seattle)