Active weather from Northern Rockies to Upper Midwest

A storm system in the northern U.S. will bring a variety of weather across several states from the Northern Rockies to the Upper Midwest on Saturday. Several inches of early-season snow are forecast in the higher elevations of Idaho and western Montana. Locally-heavy rain will accompany strong thunderstorms in the northern Plains and Upper Midwest.
Read More...

Hazardous Weather Conditions

Last Update: 249 AM CDT SAT SEP 5 2015

View Nearby Observations

For More Weather Information:

Northern Indiana Local Forecast Office

10NM WSW Saint Joseph MI

Marine Zone Forecast

WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES...ALONG WITH THE AVERAGE HEIGHT OF THE HIGHEST 10 PERCENT OF THE WAVES WHICH WILL OCCASIONALLY BE ENCOUNTERED.

Synopsis: A 30.2 INCH HIGH CENTERED OVER NEW ENGLAND AND EXTENDING THROUGH THE WESTERN GREAT LAKES WILL REMAIN OVER THE EAST COAST THROUGH MOST OF NEXT WEEK. A 29.7 INCH LOW OVER THE CENTRAL PLAINS DEEPENS TO 29.6 INCHES AS IT MOVES OVER SOUTHERN ONTARIO SUNDAY AFTERNOON AND THEN FURTHER DEEPENS TO 29.5 INCHES OVER WESTERN QUEBEC SUNDAY NIGHT. A SECOND LOW AROUND 29.5 INCHES WILL BE OVER SOUTH CENTRAL CANADA SUNDAY NIGHT AND ITS COLD FRONT WILL SWEEP ACROSS THE LAKE EARLY NEXT WEEK.

Today
Variable winds 5 to 10 kt becoming south 10 to 15 kt this afternoon. Slight chance of showers and thunderstorms. Waves 1 to 2 ft.
Tonight
Southeast winds 10 to 15 kt becoming south. Waves 1 to 2 ft.
Sunday
South winds 10 to 15 kt increasing to 10 to 20 kt. Waves 1 to 3 ft.
Sunday Night
South winds 10 to 20 kt. Chance of showers and thunderstorms overnight. Waves 2 to 4 ft.
Monday
Southwest winds 10 to 15 kt diminishing to 5 to 10 kt in the afternoon. Chance of showers and thunderstorms. Waves 1 to 3 ft.
Monday Night
South winds 5 to 10 kt. Chance of showers and thunderstorms. Waves 1 to 2 ft.
Tuesday
Southeast winds 5 to 10 kt becoming south. Showers and thunderstorms likely. Waves 1 to 2 ft.
Wednesday
Northwest winds 5 to 10 kt becoming north. Waves 1 to 2 ft.
  Click Map For Detailed Forecast

ABOUT THIS FORECAST

Last Update: 249 AM CDT SAT SEP 5 2015
  Forecast Discussion
  Get as KML  Get as XML

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data