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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Hazardous Weather Conditions

For More Weather Information:

San Juan, PR Local Forecast Office

2NM WSW Charlotte Amalie VI

Marine Point Forecast

[NOTICE]
  • This
    Afternoon

    Showers Likely

    NNE 8kt
    1ft

    High: 86 °F

  • Tonight

    Showers Likely

    NNE 8kt
    1ft

    Low: 81 °F

  • Tuesday

    Showers

    S 13kt
    2ft

    High: 84 °F

  • Tuesday
    Night

    Scattered Showers

    SSE 11kt
    2ft

    Low: 81 °F

  • Wednesday

    Scattered Showers

    SSE 10kt
    1ft

    High: 84 °F

  • Wednesday
    Night

    Scattered Showers

    SE 9kt
    1ft

    Low: 82 °F

  • Thursday

    Scattered Showers

    SE 9kt
    1ft

    High: 84 °F

  • Thursday
    Night

    Scattered Showers

    ESE 10kt
    1-2ft

    Low: 82 °F

  • Friday

    Scattered Showers

    ESE 9kt
    2ft

    High: 84 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:37 am EDT Sep 20, 2021
Forecast Valid: 3pm EDT Sep 20, 2021-6pm EDT Sep 26, 2021

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Detailed Forecast


This Afternoon
NNE wind around 8 kt. Showers likely and possibly a thunderstorm. Seas around 1 ft.
Tonight
NNE wind around 8 kt becoming SSW after midnight. Showers likely and possibly a thunderstorm. Seas around 1 ft.
Tuesday
S wind 9 to 13 kt. Showers and possibly a thunderstorm before noon, then scattered showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Seas around 2 ft.
Tuesday Night
SSE wind 9 to 11 kt. Scattered showers and thunderstorms. Seas around 2 ft.
Wednesday
SSE wind around 10 kt. Scattered showers, mainly after noon. Seas around 1 ft.
Wednesday Night
SE wind around 9 kt. Scattered showers. Seas around 1 ft.
Thursday
SE wind around 9 kt. Scattered showers after noon. Seas around 1 ft.
Thursday Night
ESE wind around 10 kt. Scattered showers. Seas 1 to 2 ft.
Friday
ESE wind around 9 kt. Scattered showers. Seas around 2 ft.

*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: 18.32°N 64.97°W
Last Update: 9:37 am EDT Sep 20, 2021
Forecast Valid: 3pm EDT Sep 20, 2021-6pm EDT Sep 26, 2021
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