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
 
 Visibility Hazard
 
 Resources
 
 Legend
None No visibilities below 1/4 mile.
Slight Patchy (1-20% coverage) visibilities < 1/4 mile in fog
or < 1 mile in heavy rain
Moderate Areas (30-50% coverage) of visibility < 1/4 mile.
High Widespread (60-80% coverage) visibilities < 1/4 mile.
Extreme Total (>80% coverage) visibilities < 1/4 mile.
 

 
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