National Weather Service United States Department of Commerce

Flash flooding possible across parts of Midwest

Showers and thunderstorms ahead of a strong cold front moving across the Midwest on Friday are expected to produce rainfall rates of 1-2 inches per hour, creating a risk of flash flooding across parts of southern Minnesota and northern and central Iowa. The flash flooding risk will continue into Saturday and move eastward, into the Ohio Valley.
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Last Update: 345 PM EDT FRI JUL 25 2014

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Rhode Island Sound

Marine Zone Forecast





  • SynopsisHIGH PRESSURE WILL PASS TO THE SOUTH OF NEW ENGLAND SATURDAY. A WARM FRONT WILL MOVE NORTHEASTWARD ACROSS THE WATERS SUNDAY. A COLD FRONT MOVE SLOWLY ACROSS THE WATERS TUESDAY. THERE WILL BE A CHANCE OF SHOWERS AND THUNDERSTORMS SATURDAY NIGHT THROUGH TUESDAY. HIGH PRESSURE MOVES OVER THE WATERS WEDNESDAY.

    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 SW winds 5 to 10 kt. Seas 2 to 3 ft.
  • Sat SW winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Seas 2 to 4 ft.
  • Sat Night SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Patchy fog. Vsby 1 to 3 nm.
  • Sun S winds around 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. Patchy fog. A chance of showers and tstms. Vsby 1 to 3 nm.
  • Sun Night SW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 4 to 7 ft. A chance of showers and tstms.
  • Mon SW winds around 10 kt. Seas 5 to 7 ft. A chance of showers and tstms.
  • Mon Night SW winds 5 to 10 kt. Seas 4 to 6 ft. A chance of showers. Vsby 1 to 3 nm.
  • Tue SW winds 5 to 10 kt. Seas 3 to 5 ft.
  • Tue Night W winds 5 to 10 kt. Seas 2 to 4 ft.
  • Wed W winds 5 to 10 kt. Seas 2 to 4 ft.
  • Wed Night W winds 5 to 10 kt. Seas 2 to 4 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.




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.

Additional Forecasts and Information

Zone Area Forecast for Rhode Island Sound
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