Heavy rain expected across the Mid-Atlantic region and central Appalachians.

Heavy rainfall is possible over portions of the eastern United States today, with the highest risk across the Mid-Atlantic and central Appalachians. Click the "Read More" link for excessive rainfall forecasts from the Weather Prediction Center. Afternoon showers and thunderstorms are possible over portions of the Southwest and southern Rockies through Friday.
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Hazardous Weather Conditions

For More Weather Information:

Tampa Bay, FL Local Forecast Office

3NM S Boca Grande FL

Marine Point Forecast

[NOTICE]
  • Today

    Scattered Thunderstorms

    SW 6kt
    1ft

    High: 85 °F

  • Tonight

    Isolated Thunderstorms

    Light Wind
    1ft

    Low: 77 °F

  • Saturday

    Scattered Thunderstorms

    E 6ktWinds Decreasing
    1ft

    High: 86 °F

  • Saturday
    Night

    Scattered Thunderstorms

    E 7kt
    1ft

    Low: 77 °F

  • Sunday

    Scattered Thunderstorms

    NE 7kt
    1ft

    High: 87 °F

  • Sunday
    Night

    Scattered Thunderstorms

    ENE 9kt
    1ft

    Low: 76 °F

  • Monday

    Thunderstorms Likely

    ENE 9kt
    1ft

    High: 86 °F

  • Monday
    Night

    Scattered Thunderstorms

    ENE 10kt
    1ft

    Low: 76 °F

  • Tuesday

    Scattered Thunderstorms

    NE 11kt
    < 1ft

    High: 87 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:24 am EDT Sep 30, 2016
Forecast Valid: 8am EDT Sep 30, 2016-6pm EDT Oct 6, 2016

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Detailed Forecast

IMPORTANT NOTICE TO MARINERS...MARINE FORECASTS ARE ISSUED AT LEAST FOUR TIMES A DAY. BOATERS ON EXTENDED TRIPS SHOULD ROUTINELY MONITOR SUBSEQUENT FORECAST ISSUANCES AND UPDATES FOR THE LATEST MARINE WEATHER INFORMATION. THE WAVE HEIGHTS ARE FORECAST AS SIGNIFICANT WAVE HEIGHT WHICH IS THE AVERAGE OF THE HIGHEST ONE-THIRD OF THE WAVES. THE HIGHEST WAVES MAY RARELY BE TWICE THE SIGNIFICANT WAVE HEIGHT. THE WINDS AND SEAS NEAR THUNDERSTORMS MAY BE HIGHER THAN FORECAST.

Synopsis: A FRONTAL BOUNDARY EXTENDS OVER THE NORTHERN WATERS WITH SOUTHWEST FLOW OVER THE CENTRAL AND SOUTHERN WATERS. ATLANTIC HIGH PRESSURE WILL BUILD OVER THE WATERS OVER THE WEEKEND WITH INCREASING EASTERLY FLOW ACROSS THE EASTERN GULF OF MEXICO WHICH WILL PERSIST INTO EARLY NEXT WEEK. GRADIENT EXPECTED TO TIGHTEN MIDDLE OF NEXT WEEK WITH SCA CONDITIONS POSSIBLE.

Today
SW wind around 6 kt. Scattered showers and thunderstorms. Seas around 1 ft.
Tonight
Variable winds 5 kt or less. Isolated showers and thunderstorms before 2am. Seas around 1 ft.
Saturday
E wind around 6 kt becoming variable and less than 5 kt in the afternoon. Scattered showers and thunderstorms, mainly after 2pm. Seas around 1 ft.
Saturday Night
E wind around 7 kt. Scattered showers and thunderstorms before 2am. Seas around 1 ft.
Sunday
NE wind 5 to 7 kt. Scattered showers and thunderstorms, mainly after 2pm. Seas around 1 ft.
Sunday Night
ENE wind around 9 kt. Scattered showers and thunderstorms before 2am. Seas around 1 ft.
Monday
ENE wind around 9 kt. Showers and thunderstorms likely after 8am. Seas around 1 ft.
Monday Night
ENE wind around 10 kt. Scattered showers and thunderstorms. Seas around 1 ft.
Tuesday
NE wind 9 to 11 kt. Scattered showers and thunderstorms. Seas 1 ft or less.

*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.
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ABOUT THIS FORECAST

Point Forecast: 26.71°N 82.25°W
Last Update: 3:24 am EDT Sep 30, 2016
Forecast Valid: 8am EDT Sep 30, 2016-6pm EDT Oct 6, 2016
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