National Weather Service United States Department of Commerce

A Variety of Weather Hazards This Thanksgiving

A variety of weather hazards can be expected this Thanksgiving. Critical fire weather threats are likely in parts of southern California and the Southwest. Meanwhile, isolated strong to severe thunderstorms will be possible from east and southeast Texas into Louisiana. Finally, a cold front will pass through the East with some rain showers, thunderstorms and a wintry mix for northern New England. Read More >

Wet Bulb Globe Temperature

(Prototype -- not official -- availability not guaranteed)

 

The Wet Bulb Globe Temperature (WBGT) is a measure of heat stress in direct sunlight, which is based on temperature, humidity, wind speed, sun angle, and cloud cover (solar radiation). This differs from the heat index, which is based only on temperature and humidity and is calculated for shady areas. Scroll down for latest observations and forecasts.

(WBGT guidelines courtesy of the North Carolina High School Athletic Association)