Excessive Heat in Southern California; Tropical Storm Ian Expected to Rapidly Intensify

Excessive heat is possible through Wednesday over southern California. Strong thunderstorms may pose some risk for severe weather across parts of the upper Ohio Valley into the northern Mid Atlantic coast. Tropical Storm Ian is forecast to approach the Florida peninsula at major hurricane strength by midweek, and poses a risk of dangerous storm surge, hurricane-force winds, and heavy rainfall.
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Hazardous Weather Conditions

For More Weather Information:

Miami - South Florida Local Forecast Office

6NM E Cape Romano FL

Marine Point Forecast

[NOTICE]
  • Overnight

    Mostly Clear

    E 9kt
    1ft

    Low: 79 °F

  • Sunday

    Chance Thunderstorms

    E 7kt
    < 1ft

    High: 87 °F

  • Sunday
    Night

    Chance Thunderstorms

    ESE 8kt
    < 1ft

    Low: 79 °F

  • Monday

    Thunderstorms

    E 9kt
    < 1ft

    High: 85 °F

  • Monday
    Night

    Thunderstorms Likely

    E 12kt
    1ft

    Low: 78 °F

  • Tuesday

    Heavy Rain

    E 18kt
    1-2ft

    High: 82 °F

  • Tuesday
    Night

    Heavy Rain

    Tropical Storm Conditions Possible

    Low: 78 °F

  • Wednesday

    Thunderstorms

    Tropical Storm Conditions Possible

    High: 84 °F

  • Wednesday
    Night

    Showers Likely

    Tropical Storm Conditions Possible

    Low: 80 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:10 pm CDT Sep 24, 2022
Forecast Valid: 12am CDT Sep 25, 2022-6pm CDT Oct 1, 2022

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Detailed Forecast


Synopsis: A east to southeast flow will continue over the waters as a frontal boundary lingers to the north over the remainder of the weekend. Seas across the Atlantic waters may increase over the weekend as a northeasterly swell builds into the region from Hurricane Fiona. Scattered showers and thunderstorms will be possible over the local waters through the weekend and into early next week. Early next week, Tropical Storm Ian will be moving towards the eastern Gulf of Mexico with hazardous conditions possible across all South Florida waters.

Gulf Stream Hazards...None.

The approximate location of the west wall of the Gulf Stream as of Sep 24, 2022 at 12 UTC...

28 nautical miles northeast of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.

Overnight
E wind 7 to 9 kt. Mostly clear. Seas around 1 ft. Dominant period 2 seconds. Bay and inland waters a light chop.
Sunday
E wind around 7 kt becoming S in the afternoon. A chance of showers and thunderstorms, mainly after 1pm. Seas 1 ft or less. Dominant period 1 to 2 seconds. Bay and inland waters smooth.
Sunday Night
ESE wind 6 to 8 kt. A chance of showers and thunderstorms, mainly before 1am. Seas 1 ft or less. Dominant period 1 to 2 seconds. Bay and inland waters smooth.
Monday
E wind around 9 kt becoming SE in the afternoon. Showers and thunderstorms, mainly after 1pm. Seas 1 ft or less. Dominant period 2 seconds. Bay and inland waters a light chop.
Monday Night
E wind 9 to 12 kt. Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm after 10pm. Seas around 1 ft. Bay and inland waters a light chop.
Tuesday
E wind 13 to 18 kt. Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. Some of the storms could produce heavy rainfall. Seas 1 to 2 ft. Bay and inland waters a light chop.
Tuesday Night
Tropical storm conditions possible. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.
Wednesday
Tropical storm conditions possible. Showers and possibly a thunderstorm.
Wednesday Night
Tropical storm conditions possible. Showers likely and possibly a thunderstorm.

*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: 25.84°N 81.58°W
Last Update: 11:10 pm CDT Sep 24, 2022
Forecast Valid: 12am CDT Sep 25, 2022-6pm CDT Oct 1, 2022
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