National Weather Service United States Department of Commerce

Heavy rain and flash flooding possible in the Desert Southwest and Great Lake States this evening and tonight

A slow moving cold front may bring heavy rain and localized flooding Wednesday to portions of the Great Plains. More heavy rain will be possible in the Desert Southwest again Wednesday. Hot temperatures will continue in the Mississippi Valley - and spread up the east coast Wednesday.
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Last Update: 412 AM EDT WED AUG 27 2014

View Nearby Observations

Fire Island Inlet NY to Moriches Inlet NY out 20 nm

Marine Zone Forecast

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT FROM 2 PM EDT
THIS AFTERNOON THROUGH THURSDAY AFTERNOON...


  • SynopsisA COLD FRONT APPROACHES TODAY AND PASSES THROUGH TONIGHT. HIGH PRESSURE BUILDS IN BEHIND THE FRONT THROUGH FRIDAY BEFORE SHIFTING OFFSHORE FOR THE WEEKEND.
  • Today SW winds 5 to 10 kt. Seas 3 to 4 ft...building to 4 to 5 ft this afternoon...mainly in a SE swell.
  • Tonight SW winds around 10 kt...becoming NW with gusts up to 20 kt after midnight. Seas 4 to 7 ft...mainly in a SE swell.
  • Thu NW winds 10 to 15 kt with gusts up to 20 kt. Seas 5 to 7 ft...mainly in a SE swell.
  • Thu Night NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft.
  • Fri NE winds 5 to 10 kt with gusts up to 20 kt...becoming SE in the afternoon. Seas around 5 ft...subsiding to 3 to 4 ft in the afternoon.
  • Fri Night SE winds 5 to 10 kt. Seas 2 to 3 ft.
  • Sat S winds 5 to 10 kt...increasing to 10 to 15 kt. Seas 2 to 3 ft.
  • Sun SW winds 10 to 15 kt. Seas 3 to 4 ft...building to 4 to 6 ft. A chance of showers and tstms through the night.

    winds and seas higher in and near tstms.



Additional Forecasts and Information

Zone Area Forecast for Fire Island Inlet NY to Moriches Inlet NY out 20 nm
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