National Weather Service United States Department of Commerce

Heavy snow forecast for parts of Upper Midwest and western Great Lakes

A cold air mass behind a cold front will bring below-normal temperatures across much of the eastern and northern U.S. on Wednesday and allow for snow, heavy at times, to develop across parts of the Upper Midwest and western Great Lakes, mainly from central Minnesota to northern Michigan. Winter Storm Warnings and Winter Weather Advisories are in effect across the region.
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Hazardous Weather Conditions

Last Update: 117 PM EDT WED APR 16 2014

View Nearby Observations

Coastal waters from Fenwick Island DE to Chincoteague VA out 20 nm

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING...



  • SynopsisHIGH PRESSURE SLIDES INTO NEW ENGLAND TONIGHT INTO THURSDAY. MEANWHILE...A WEAK COASTAL TROUGH DEVELOPS OFF THE SOUTHEAST AND MID ATLANTIC COASTS WHICH WILL RESULT IN A PROLONGED PERIOD OF ONSHORE WINDS AND ELEVATED SEAS THROUGH AT LEAST SATURDAY.
  • Rest Of Today N winds 15 to 20 kt with gusts to around 25 kt. Seas 5 to 7 ft with a dominant period of 8 seconds.
  • Tonight NE winds 15 to 20 kt with gusts to around 25 kt... Increasing to 20 to 25 kt with gusts up to 30 kt after midnight. Seas 5 to 6 ft with a dominant period of 9 seconds.
  • Thu NE winds 20 to 25 kt with gusts to around 30 kt. Seas 5 to 7 ft with a dominant period of 7 seconds.
  • Thu Night NE winds 15 to 20 kt. Seas 5 to 6 ft.
  • Fri NE winds 15 kt. Seas 5 to 6 ft.
  • Fri Night NE winds 10 to 15 kt. Seas 5 to 6 ft. A chance of showers in the evening.
  • Sat NE winds 10 to 15 kt. Seas 5 to 6 ft.
  • Sat Night NW winds 10 to 15 kt...becoming N 15 to 20 kt after midnight. Seas 3 to 4 ft.
  • Sun N winds 15 to 20 kt...diminishing to 10 to 15 kt in the afternoon. Seas 3 to 4 ft.



Additional Forecasts and Information

Zone Area Forecast for Coastal waters from Fenwick Island DE to Chincoteague VA out 20 nm