National Weather Service United States Department of Commerce

Severe weather possible for parts of northern Plains

The NWS Storm Prediction Center is forecasting a risk of severe thunderstorms Tuesday afternoon and evening across portions of the northern Plains, from extreme south-central North Dakota into eastern South Dakota. Isolated severe thunderstorms capable of hail and locally-strong wind gusts are possible.
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Hazardous Weather Conditions

Last Update: 317 PM EDT TUE SEP 30 2014

View Nearby Observations

Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM

Marine Zone Forecast

SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE SEAS...ALONG WITH THE OCCASIONAL HEIGHT OF THE AVERAGE HIGHEST 1/10 OF THE SEAS.

...SMALL CRAFT EXERCISE CAUTION THIS EVENING...

  • SynopsisAN AREA OF LOW PRESSURE WILL CONTINUE TO MOVE EAST OF THE REGION TONIGHT. AS IT DOES WINDS WILL DECREASE. WEAK HIGH PRESSURE WILL BUILD ACROSS AREA WATERS WEDNESDAY AND THURSDAY. A COLD FRONT WILL CROSS FRIDAY EVENING INTO EARLY SATURDAY...WITH STRONG THUNDERSTORMS POSSIBLE. HIGH PRESSURE WILL BUILD BACK IN FOR THE REMAINDER OF THE WEEKEND.
  • Tonight North winds 15 to 20 knots...decreasing to 10 to 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Inland waters a moderate chop. Isolated showers and thunderstorms.
  • Wednesday Northeast winds 10 knots. Seas 2 to 4 feet. Inland waters a light chop. Isolated showers and thunderstorms.
  • Wednesday Night And Thursday East winds 10 to 15 knots. Seas 2 to 4 feet. Inland waters a light chop. Isolated showers and thunderstorms.
  • Thursday Night Southeast winds 10 knots. Seas 2 to 4 feet. Inland waters a light chop. Isolated showers and thunderstorms.
  • Friday Southeast winds 10 knots. Seas 2 to 4 feet. Inland waters a light chop. Isolated showers and thunderstorms in the morning... Then scattered showers and thunderstorms in the afternoon.
  • Friday Night South winds 10 to 15 knots becoming west 15 to 20 knots after midnight. Seas 2 to 4 feet. Inland waters a light chop. scattered showers and thunderstorms.
  • Saturday Northwest winds 15 to 20 knots. Seas 2 to 4 feet building to 3 to 5 feet with occasional seas up to 6 feet in the afternoon. Inland waters a moderate chop. Scattered showers and thunderstorms in the morning...then isolated showers in the afternoon.
  • Saturday Night North winds 15 knots. Seas 3 to 5 feet with occasional seas up to 6 feet. Inland waters a moderate chop. isolated showers in the evening.
  • Sunday Northeast winds 10 to 15 knots. Seas 2 to 4 feet. Inland waters a light chop.



Additional Forecasts and Information

Zone Area Forecast for Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to 60 NM
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