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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11NM ESE Nantucket MA

Marine Point Forecast [NOTICE]

Tonight

Chance Rain

NE 14kt
3ft

Low: 60 °F

Small Craft Advisory
Small Craft Advisory

Wednesday

Rain Likely

NE 17kt
4ft

High: 65 °F

Small Craft Advisory
Small Craft Advisory

Wednesday
Night

Rain Likely

NE 15kt
5-6ft

Low: 59 °F

Small Craft Advisory
Small Craft Advisory

Thursday

Chance Showers

NNE 21kt
6ft

High: 64 °F

Thursday
Night

Mostly Cloudy

N 17kt
6ft

Low: 58 °F

Friday

Partly Sunny

N 18kt
5-6ft

High: 63 °F

Friday
Night

Mostly Cloudy

NNE 14ktWinds Decreasing
4-5ft

Low: 58 °F

Saturday

Chance Showers

Winds IncreasingSSE 14kt
4ft

High: 66 °F

Saturday
Night

Showers Likely

W 13kt
4-5ft

Low: 58 °F

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:01 pm EDT Sep 30, 2014
Forecast Valid: 9pm EDT Sep 30, 2014-6pm EDT Oct 7, 2014

View Nearby Observations

Detailed Forecast



  • SynopsisHIGH PRES STATIONED OVER SE CANADA COMBINED WITH WAVES OF LOW PRES MOVING WELL OFFSHORE OF CAPE COD WILL KEEP A PERSISTENT NE WIND FLOW ACROSS THE WATERS THROUGH THU. THE HIGH WILL NUDGE SOUTH OVER NEW ENGLAND THU AND FRI. A STRONG COLD FRONT WILL SWEEP ACROSS THE WATERS LATE SAT. GUSTY WEST WINDS WILL FOLLOW ON SUN.

    FOR INFORMATION ON POSSIBLE HAZARDOUS WEATHER BEYOND THE 24-36 HOUR FORECAST PERIOD...PLEASE VISIT WWW.WEATHER.GOV/BOSTON AND FOLLOW THE CURRENT HAZARDS LINK ABOVE THE MAP ON THE LEFT.
  • Tonight NE wind around 14 kt. A chance of rain or drizzle. Patchy fog before 10pm. Seas around 3 ft.
  • Wednesday NE wind 15 to 17 kt, with gusts as high as 23 kt. Rain likely, mainly after 8am. Patchy fog before 7am, then Patchy fog after 8am. Seas around 4 ft.
  • Wednesday Night NE wind around 15 kt, with gusts as high as 22 kt. Rain likely, mainly before 4am. Patchy fog. Seas 5 to 6 ft.
  • Thursday NNE wind 19 to 21 kt, with gusts as high as 27 kt. A chance of showers, mainly before 10am. Patchy fog before 11am. Seas around 6 ft.
  • Thursday Night N wind 15 to 17 kt, with gusts as high as 23 kt. Mostly cloudy. Seas around 6 ft.
  • Friday N wind 15 to 18 kt. Partly sunny. Seas 5 to 6 ft.
  • Friday Night NNE wind 11 to 14 kt decreasing to 6 to 9 kt after midnight. Mostly cloudy. Seas 4 to 5 ft.
  • Saturday E wind 8 to 11 kt becoming SSE 11 to 14 kt in the afternoon. Winds could gust as high as 23 kt. A chance of showers. Seas around 4 ft.
  • Saturday Night S wind 11 to 13 kt becoming W after midnight. Winds could gust as high as 26 kt. Showers likely. Seas 4 to 5 ft.

SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.

*Notices:
  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.