National Weather Service United States Department of Commerce

Major Winter Storm to Impact the Mid-Atlantic and Northeast; Inclement Weather in the Pacific Northwest

A major winter storm is expected to bring heavy snow, strong winds, and coastal flooding across the Mid-Atlantic and Northeast that may cause impossible travel conditions and power outages. Blizzard conditions are possible along the Northeastern Seaboard. Wet weather and strong winds return to the Pacific Northwest and north-central California. Read More >

 

 
 
Probabilistic Forecast BETA
 
Issuance
PERIOD 1 PERIOD 2
Weather Comment: None Weather Comment: None
Temperature (°F) Snow
Amount
Probability
Snow
Water Eq.
Probability
Temperature (°F) Snow
Amount
Probability
Snow
Water Eq.
Probability
 
Snow Level (kFt)
 
 
 
 
 
 
 
 
Snow Level (kFt)
 
 
 
 
 
 
 
Precipitation Intensity (in/hour) - Snow Precipitation Intensity (in/hour) - Snow click for Water
   
Precipitation Intensity (in/hour) - Water Precipitation Intensity (in/hour) - Water click for Snow
   
Snow Density (%) Snow Density (%)click for SLR
   
Snow-Liquid Ratio Snow-Liquid Ratio click for Density
   
Surface Wind (mph) Surface Wind (mph)
   
10000 ft MSL (700mb) Wind (mph) 10000 ft MSL (700mb) Wind (mph)
   
Probability of Lightning (%) Probability of Lightning (%)