National Weather Service United States Department of Commerce

Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

NWS Latest Surface Analysis
NWS 12-HOUR Surface Forecast
NWS 24-HOUR Surface Forecast
Latest Visible Satellite
Latest Infrared Satellite
Great Lakes Radar Mosaic (updated every 10 minutes)
PIREPs - Turbulence
Current Turbulence SIGMETs
PIREPs - Icing
Current Icing SIGMETs
Current Convective SIGMETs
TCF 4-hour Convective Forecast (updated every 2 hours)
TCF 6-hour Convective Forecast (updated every 2 hours)
TCF 8-hour Convective Forecast (updated every 2 hours)
NWS Storm Prediction Center (SPC) - Current Day 1 Outlook (SEVERE)
NWS Storm Prediction Center (SPC) - Current Day 2 Outlook (SEVERE)
Lowest Freezing Level (Analysis)
Lowest Freezing Level (6-Hour Forecast)
Current FL360 Winds (Analysis)
Forecast FL360 Winds (6-hour Forecast)
Current FL300 Winds (Analysis)
Forecast FL300 Winds (6-hour Forecast)
Current FL090 Winds (Analysis)
Current FL030 Winds (Analysis)