National Weather Service United States Department of Commerce

A November Arctic Blast

An early blast of cold arctic air will consume much of the eastern two-thirds of the U.S. over the next few days, making it feel like the middle of winter. Numerous record lows and record low maximum temperatures are expected through Wednesday, as temperatures average 20 to 30 degrees below normal. Read More >

  Weather Impact Levels  

Lightning Tornado Prevailing Wind TS wind and/or Hail Inland
Flood
Coastal
Flood
Surf & Rip Current Waves Visibility Heat/Cold
Lightning Tornado Wind TS Wind and or Hail Inland Flooding Coastal Flooding Surf & Rip Current Seas/Waves Visibility Heat/Cold
Lightning Tornado Wind Hail Inland Flooding Coastal Flooding Surf & Rip Current Seas/Waves Visibility Heat/Cold
 
 Convective Wind and/or Hail Hazard
 
 Resources
 
 Legend (Click for Impacts)
None No hail or convective wind gusts.
Slight Wind gusts up to 38 mph; No hail.
Moderate Wind gusts 39-57 mph; Hail, up to dime size (< 1.0 inch).
High Wind gusts 58-73 mph; Large hail, penny to ping pong ball size (1.0 inch to 1.5 inches).
Extreme Wind gusts ≥ 74 mph; Very large hail, golf ball size or larger (1.75 inches or greater).
 
 

 
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