Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

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Dangerously cold wind chills are forecast at various times this week during the late night and early morning hours. Check out these resource pages to learn about wind chill and how you can prepare for the cold temperatures.

Wind Chill Chart
Wind Chill Reference and FAQ
General Winter Safety
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Before the Cold | During the Cold | After the Cold
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Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Dangerously Cold Wind Chills This Week