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: 355 PM CDT TUE SEP 30 2014

View Nearby Observations

Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 NM

Marine Zone Forecast





  • SynopsisA SURFACE HIGH CENTERED NORTH OF THE AREA WILL SLOWLY CREATE AN EAST TO SOUTHEAST FLOW ACROSS THE COASTAL WATERS THROUGH THURSDAY. A STRONG COLD FRONT WILL MOVE THROUGH THE COASTAL WATERS FRIDAY INTO FRIDAY NIGHT.
  • Tonight Southeast winds 5 to 10 knots. Seas 1 to 2 feet dominant period 4 seconds.
  • Wednesday Southeast winds 5 to 10 knots. Seas 1 foot or less dominant period 4 seconds. Slight chance of showers and thunderstorms in the afternoon.
  • Wednesday Night Southeast winds near 10 knots. Seas 1 foot dominant period 3 seconds. Slight chance of showers and thunderstorms.
  • Thursday South winds near 10 knots. Seas 1 foot dominant period 3 seconds. Chance of showers and thunderstorms.
  • Thursday Night Southwest winds 10 to 15 knots. Seas 1 to 2 feet dominant period 3 seconds. Chance of showers and thunderstorms.
  • Friday West winds 10 to 15 knots. Seas 2 to 3 feet dominant period 4 seconds. Chance of showers and thunderstorms.
  • Friday Night North winds 20 to 25 knots. Seas 3 to 5 feet dominant period 5 seconds. Slight chance of showers through the night.
  • Saturday North winds 20 to 25 knots easing to 10 to 15 knots late in the afternoon. Seas 3 to 5 feet.
  • Saturday Night Northeast winds 10 to 15 knots. Seas 2 to 3 feet.
  • Sunday Southeast winds near 10 knots. Seas 1 to 2 feet.
  • Sunday Night Southeast winds 10 to 15 knots. Seas 1 to 2 feet.



Additional Forecasts and Information

Zone Area Forecast for Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 NM
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