National Weather Service United States Department of Commerce

Significant threat for flash floods in the Southwest U.S. this week

Heavy precipitation is expected over portions of the Southwest U.S. this week due to the remnants of weakening Tropical Storm Odile. The heavy rainfall will be concentrated across southern Arizona, southern New Mexico and western Texas where 3 to 6 inches could fall by Thursday, with some locales receiving up to 9 inches. Flash Flood Watches are in effect for much of this area.
Read More...

11NM ESE Nantucket MA

Marine Point Forecast [NOTICE]

This
Afternoon

Chance Showers

Light Wind
2ft

High: 67 °F

Tonight

Slight Chc Showers

Light Wind
3-4ft

Low: 59 °F

Wednesday

Sunny

NE 7kt
4ft

High: 70 °F

Wednesday
Night

Mostly Clear

Light Wind
4ft

Low: 59 °F

Thursday

Sunny

Winds IncreasingN 8kt
2-3ft

High: 66 °F

Thursday
Night

Mostly Clear

Winds IncreasingNNE 16kt
2-3ft

Low: 56 °F

Friday

Sunny

NE 14kt
4ft

High: 61 °F

Friday
Night

Mostly Clear

E 9kt
3ft

Low: 55 °F

Saturday

Mostly Sunny

SE 7kt
2-3ft

High: 64 °F

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:04 pm EDT Sep 16, 2014
Forecast Valid: 2pm EDT Sep 16, 2014-6pm EDT Sep 22, 2014

View Nearby Observations

Detailed Forecast



  • SynopsisA WEAK COLD FRONT CROSS THE WATERS LATE TODAY FOLLOWED BY HIGH PRES WED INTO THU. ANOTHER COLD FRONT PASSES THROUGH THU NIGHT AND EARLY FRI FROM N TO S FOLLOWED BY STRONG CANADIAN HIGH PRES INTO NEXT WEEKEND.

    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 Variable winds 5 kt or less. A chance of showers. Seas around 2 ft.
  • Tonight Variable winds 5 kt or less. A slight chance of showers before 7pm. Seas 3 to 4 ft.
  • Wednesday N wind around 7 kt becoming SE in the afternoon. Sunny. Seas around 4 ft.
  • Wednesday Night Variable winds 5 kt or less. Mostly clear. Seas around 4 ft.
  • Thursday Variable winds less than 5 kt becoming N 5 to 8 kt in the morning. Sunny. Seas 2 to 3 ft.
  • Thursday Night NNE wind 10 to 13 kt increasing to 13 to 16 kt after midnight. Winds could gust as high as 24 kt. Mostly clear. Seas 2 to 3 ft.
  • Friday NE wind 12 to 14 kt, with gusts as high as 22 kt. Sunny. Seas around 4 ft.
  • Friday Night E wind 6 to 9 kt. Mostly clear. Seas around 3 ft.
  • Saturday E wind 5 to 7 kt becoming SSE in the afternoon. Mostly sunny. Seas 2 to 3 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.