National Weather Service United States Department of Commerce

Snow Continues in the Great Lakes; Above Normal Temperatures in the West

Lake effect snow will continue into the weekend as two more quick moving systems will bring widespread snow to the Upper Great Lakes. High winds are expected across portions of Montana through the weekend. Below normal temperatures will remain in place across much of the southern and eastern U.S., while the western U.S. will experience above normal temperatures. 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
 
 Lightning Hazard
 
 Lightning Information
 
 Legend (Click for Impacts)
None No lightning
Slight Frequency <45 strikes per 15 min (<3 strikes per min)
Moderate Frequency 45-80 strikes per 15 min (3-6 strikes per min)
High Frequency 81-120 strikes per 15 min (6-8 strikes per min)
Extreme Frequency >120 strikes per 15 min (>8 strikes per min)
 
 
Weather Forecasts | Past Weather | Tropical Weather