Flash Flood Watches in Southeast and Tennessee Valley; Critical Fire Weather in California; Severe Weather in Upper Midwest

Flash flood watches are in effect today in parts of the Southeast and Tennessee Valley from organized areas of heavy to excessive rainfall. Meanwhile, critical fire weather conditions are likely across northern California with offshore winds and dry conditions. Finally, a strong cold front will produce severe thunderstorms across the Upper to Mid Mississippi Valley.
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Tampa Bay, FL Local Forecast Office

4NM NNE Captiva FL

Marine Point Forecast

[NOTICE]
  • This
    Afternoon

    Scattered Thunderstorms

    WNW 7kt
    < 1ft

    High: 88 °F

  • Tonight

    Scattered Showers

    NE 8kt
    < 1ft

    Low: 77 °F

  • Tuesday

    Showers Likely

    NNW 7kt
    < 1ft

    High: 88 °F

  • Tuesday
    Night

    Scattered Thunderstorms

    E 9kt
    < 1ft

    Low: 78 °F

  • Wednesday

    Scattered Thunderstorms

    W 7kt
    < 1ft

    High: 87 °F

  • Wednesday
    Night

    Scattered Thunderstorms

    NW 6ktWinds Decreasing
    < 1ft

    Low: 78 °F

  • Thursday

    Showers Likely

    Winds IncreasingW 6kt
    < 1ft

    High: 87 °F

  • Thursday
    Night

    Scattered Thunderstorms

    Light Wind
    < 1ft

    Low: 77 °F

  • Friday

    Showers Likely

    Winds IncreasingSW 6kt
    < 1ft

    High: 87 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:03 am CDT Sep 20, 2021
Forecast Valid: 1pm CDT Sep 20, 2021-6pm CDT Sep 26, 2021

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Detailed Forecast


Synopsis: Weak high pressure will hold across the waters through midweek. A weak cold front will approach and stall across the northern waters late in the week. Winds will remain less than 15 knots with seas less than 3 feet through the period.

This Afternoon
WNW wind around 7 kt. Scattered showers and thunderstorms. Seas 1 ft or less.
Tonight
N wind 6 to 8 kt becoming ENE after midnight. Scattered showers and thunderstorms, mainly before 10pm. Seas 1 ft or less.
Tuesday
E wind 5 to 7 kt becoming WNW in the afternoon. Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Seas 1 ft or less.
Tuesday Night
E wind 5 to 9 kt. Scattered showers and thunderstorms. Seas 1 ft or less.
Wednesday
E wind 5 to 7 kt becoming WSW in the afternoon. Scattered showers and thunderstorms. Seas 1 ft or less.
Wednesday Night
NW wind around 6 kt becoming variable and less than 5 kt after midnight. Scattered showers and thunderstorms. Seas 1 ft or less.
Thursday
Variable winds less than 5 kt becoming W around 6 kt in the afternoon. Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Seas 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Scattered showers and thunderstorms. Seas 1 ft or less.
Friday
Variable winds less than 5 kt becoming SW around 6 kt in the afternoon. Showers and thunderstorms likely. 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: 26.56°N 82.17°W
Last Update: 11:03 am CDT Sep 20, 2021
Forecast Valid: 1pm CDT Sep 20, 2021-6pm CDT Sep 26, 2021
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