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.
Read More...

Hazardous Weather Conditions

Last Update: 306 PM EDT WED APR 16 2014

View Nearby Observations

Penobscot Bay

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...



  • SynopsisHIGH PRESSURE BUILDS INTO NEW ENGLAND TONIGHT THEN LINGERS ACROSS NORTHERN NEW ENGLAND AND THE CANADIAN MARITIMES INTO SATURDAY. A FRONTAL BOUNDARY WILL CROSS THE REGION SATURDAY FOLLOWED BY HIGH PRESSURE FOR SUNDAY. ANOTHER FRONTAL BOUNDARY WILL CROSS THE WATERS LATE MONDAY OR EARLY TUESDAY.
  • Tonight NW winds 5 to 15 kt with gusts up to 25 kt... Becoming N 5 to 10 kt after midnight. Seas 1 to 3 ft.
  • Thu NE winds 5 to 10 kt...becoming E in the afternoon. Seas 1 to 2 ft.
  • Thu Night E winds 5 to 10 kt. Seas 1 foot or less... Then 1 to 2 ft after midnight.
  • Fri SE winds 5 to 10 kt. Seas 2 to 3 ft.
  • Fri Night E winds up to 10 kt...becoming around 5 kt after midnight. Seas 2 to 3 ft. A chance of rain after midnight.
  • Sat E winds around 5 kt...becoming SW in the afternoon. Seas 1 to 2 ft. A chance of rain in the morning...then a chance of showers in the afternoon. Vsby 1 to 3 nm.
  • Sat Night NW winds 5 to 10 kt...becoming N after midnight. Seas 1 to 2 ft. A chance of showers in the evening with vsby 1 to 3 nm.
  • Sun W winds up to 10 kt. Seas 1 foot or less.
  • Sun Night SW winds 5 to 10 kt. Seas 1 to 2 ft.
  • Mon SW winds 5 to 15 kt. Seas 1 to 2 ft.
  • Mon Night SW winds 5 to 15 kt. Seas 1 to 2 ft.



Additional Forecasts and Information

Zone Area Forecast for Penobscot Bay