National Weather Service United States Department of Commerce

Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Back to US Map

 
Mouse over counties to view county name and SAME code

Transmitter Status

Legend
Normal  
Degraded  
Out of Service  
 

Areas Receiving Alert Tones

SAME Alerting Area

Coverage Area

 
 

Geolocation to get your browser location

(if you grant permission)