National Weather Service United States Department of Commerce

Severe weather possible for parts of eastern U.S.

The NWS Storm Prediction Center is forecasting a risk of severe thunderstorms Tuesday afternoon & evening across parts of the Ohio Valley, Appalachians & eastern Great Lakes, from eastern Kentucky northeastward to central New York. The main threat will be strong, damaging wind gusts. Isolated strong to severe storms will also be possible across parts of the southern Plains & lower Miss. Valley.
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6NM NE Nantucket MA

Marine Point Forecast [NOTICE]

This
Afternoon

Mostly Sunny

SSW 10kt
2ft

High: 75 °F

Tonight

Slight Chc Thunderstorms

SSW 10kt
2ft

Low: 69 °F

Wednesday

Slight Chc Thunderstorms

WNW 10kt
1-2ft

High: 78 °F

Wednesday
Night

Clear

W 6kt
1ft

Low: 66 °F

Thursday

Sunny

Winds IncreasingS 6kt
2ft

High: 73 °F

Thursday
Night

Mostly Clear

Light Wind
2ft

Low: 63 °F

Friday

Sunny

SSW 12kt
2ft

High: 75 °F

Friday
Night

Mostly Clear

SW 12kt
3ftWaves Subsiding

Low: 67 °F

Saturday

Chance Thunderstorms

SW 11kt
2ft

High: 74 °F

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:12 am EDT Sep 2, 2014
Forecast Valid: 2pm EDT Sep 2, 2014-6pm EDT Sep 8, 2014

View Nearby Observations

Detailed Forecast



  • SynopsisSOUTHWEST WINDS CONTINUE TODAY UNTIL A COLD FRONT MOVES ACROSS DURING OVERNIGHT. HIGH PRESSURE WILL BUILD OVER THE NORTHEAST FOR WEDNESDAY AND THURSDAY...THEN MOVE OFFSHORE FRIDAY.

    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.
  • This Afternoon SSW wind around 10 kt. Mostly sunny. Seas around 2 ft.
  • Tonight SSW wind around 10 kt. A slight chance of showers and thunderstorms after 3am. Patchy fog. Seas around 2 ft.
  • Wednesday WNW wind 7 to 10 kt. A slight chance of showers and thunderstorms before 7am. Patchy fog before 9am. Seas 1 to 2 ft.
  • Wednesday Night W wind around 6 kt becoming NW after midnight. Clear. Seas around 1 ft.
  • Thursday Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Sunny. Seas around 2 ft.
  • Thursday Night Variable winds 5 kt or less. Mostly clear. Seas around 2 ft.
  • Friday SSW wind 7 to 12 kt. Sunny. Seas around 2 ft.
  • Friday Night SW wind around 12 kt. Mostly clear. Seas 3 ft subsiding to 1 ft.
  • Saturday SW wind around 11 kt. A chance of showers and thunderstorms. Seas around 2 ft.

WINDS AND SEAS HIGHER IN AND NEAR TSTMS. 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.