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Severe weather possible across parts of Plains, Ohio Valley and mid-Atlantic to New England

The NWS Storm Prediction Center is forecasting a risk of severe thunderstorms Wednesday afternoon and evening across parts of the central and southern Plains, the Ohio Valley and the mid-Atlantic into New England. Damaging winds and large hail will be the main threats, with an isolated risk of tornadoes across parts of the central and southern Plains.
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Hazardous Weather Conditions

Last Update: 845 AM CDT WED MAY 27 2015

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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: LOW PRESSURE OF 29.6 INCHES OVER EASTERN ONTARIO WILL SLOWLY WEAKEN AS IT LIFTS NORTHEAST ACROSS QUEBEC THURSDAY MORNING. HIGH PRESSURE AVERAGING 30.1 INCHES WILL THEN SPREAD OVER THE LAKE TONIGHT. THE NEXT LOW WILL FORM OVER THE NORTHERN PLAINS THURSDAY...AND WILL PASS NORTH OF THE GREAT LAKES AT ABOUT 29.6 INCHES ON FRIDAY. A STRONG COLD FRONT TRAILING FROM THE LOW WILL SWEEP ACROSS THE LAKE FRIDAY NIGHT INTO SATURDAY.

Rest Of Today
Southwest winds 15 to 25 kt diminishing to 10 to 20 kt. Slight chance of showers this morning...then slight chance of showers and thunderstorms this afternoon. Waves 2 to 4 ft.
Tonight
Southwest winds 10 to 15 kt. Slight chance of showers in the evening. Waves 1 to 3 ft.
Thursday
South winds around 10 kt increasing to 10 to 20 kt then becoming southeast. Waves 1 to 3 ft.
Thursday Night
Southeast winds 10 to 20 kt becoming south. Waves 1 to 3 ft.
Friday
South winds 10 to 20 kt. Chance of showers and thunderstorms in the morning...then showers and thunderstorms likely in the afternoon. Waves 2 to 4 ft.
Friday Night
Southwest winds 10 to 20 kt becoming west to 30 kt overnight. Showers with thunderstorms likely. Waves 2 to 4 ft building to 3 to 5 ft occasionally to 7 ft.
Saturday
North winds to 30 kt. Chance of showers. Waves building to 5 to 8 ft occasionally to 10 ft.
Sunday
Northeast winds 10 to 20 kt. Waves subsiding to 3 to 5 ft occasionally to 7 ft.
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ABOUT THIS FORECAST

Last Update: 845 AM CDT WED MAY 27 2015
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