National Weather Service United States Department of Commerce

Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

 Today's Weather Impact Levels (click on specific hazard for details)
Lightning
Tornado
Wind
Hail
Flood
Heat/Cold
Visibility
Rip Current
Waves
 
Lightning

 
Tornado

 
Wind

 
Hail

 
Flooding

 
Heat/Cold

 
Visibility
 
 
Rip Current

 
Seas/Waves


Lightning_code  

Tornado_code  

Wind_code  

Hail_code  

Flood_code  

Temperature_code

Visibility_code

RipCurrent_code  

Wave_code  

 Lightning Hazard
Lightning Safety
About Lightning
Short-Term Forecasts
 Legend
None No lightning
Slight Isolated thunderstorms (10-20% coverage) possible
Moderate Scattered thunderstorms (30-50% coverage) possible
High Numerous to widespread thunderstorms (60-100% coverage) possible
  Lightning Impact Statement


For additional hazard information, view the full Hazardous Weather Outlook text. During a tropical cyclone situation, view the Hurricane Local Statement for additional hazard details.