Severe Weather and Heavy Rainfall Potential for the East; Active Weather Continues for the West

Strong Pacific storm will continue to bring heavy precipitation and strong winds across the western U.S. today. Across the east, the chance for strong to severe thunderstorms later today as low pressure tracks eastward. This system could redevelop into a coastal storm for the mid-Atlantic and Northeast corridors into Tuesday.
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Hazardous Weather Conditions

For More Weather Information:

Miami - South Florida Local Forecast Office

4NM WSW Biscayne Bay FL

Marine Point Forecast

[NOTICE]
  • Tonight

    Slight Chc Thunderstorms

    WSW 16km/h

    Low: 26 °C

  • Tuesday

    Slight Chc Showers

    W 14km/h

    High: 31 °C

  • Tuesday
    Night

    Mostly Clear

    W 21km/h

    Low: 23 °C

  • Wednesday

    Sunny

    NW 13km/h

    High: 29 °C

  • Wednesday
    Night

    Slight Chc Thunderstorms

    SW 10km/h

    Low: 24 °C

  • Thursday

    Showers

    Winds IncreasingSSW 26km/h

    High: 29 °C

  • Thursday
    Night

    Showers

    SW 29km/h

    Low: 25 °C

  • Friday

    Chance Thunderstorms

    Winds IncreasingW 35km/h

    High: 28 °C

  • Friday
    Night

    Slight Chc Thunderstorms

    W 32km/h

    Low: 22 °C


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:16 pm EDT Oct 25, 2021
Forecast Valid: 9pm EDT Oct 25, 2021-6pm EDT Nov 1, 2021

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Detailed Forecast


Synopsis: A weak front will be moving across the South Florida waters on Tuesday with showers and thunderstorms forecast today ahead of it. A stronger frontal system is forecast to move across the region during the latter part of the week leading to deteriorating marine conditions particularly across the southwest Florida coastal waters.

.GULF STREAM HAZARDS...Showers and thunderstorms today and again late this week can lead to locally stronger winds and seas.

The approximate location of the west wall of the Gulf Stream as of Oct 22, 2021 at 1200 UTC...

18 nautical miles northeast of Fowey Rocks. 15 nautical miles east southeast of Port Everglades. 14 nautical miles east southeast of Lake Worth. 15 nautical miles east northeast of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.

Tonight
WSW wind 14 to 16 km/h. A slight chance of showers and thunderstorms before 5am, then a slight chance of thunderstorms after 5am. Bay waters a light chop.
Tuesday
W wind around 14 km/h. A slight chance of showers between 11am and 1pm. Bay waters a light chop.
Tuesday Night
W wind 16 to 21 km/h. Mostly clear. Bay waters a moderate chop becoming a light chop.
Wednesday
NW wind 8 to 13 km/h. Sunny. Bay waters a light chop.
Wednesday Night
SW wind 8 to 10 km/h. A slight chance of showers and thunderstorms after 3am. Bay waters a light chop.
Thursday
SSW wind 11 to 16 km/h increasing to 21 to 26 km/h in the afternoon. Winds could gust as high as 32 km/h. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. Bay waters a light chop becoming choppy.
Thursday Night
SW wind 26 to 29 km/h, with gusts as high as 35 km/h. Showers and possibly a thunderstorm, mainly before 3am, then a chance of showers and thunderstorms after 3am. Bay waters choppy in exposed areas.
Friday
W wind 24 to 29 km/h increasing to 30 to 35 km/h in the afternoon. Winds could gust as high as 42 km/h. A chance of showers and thunderstorms. Bay waters choppy in exposed areas becoming rough in exposed areas.
Friday Night
W wind 26 to 32 km/h. A slight chance of showers and thunderstorms. Bay waters rough in exposed areas becoming choppy in exposed areas.

*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: 25.6°N 80.23°W
Last Update: 7:16 pm EDT Oct 25, 2021
Forecast Valid: 9pm EDT Oct 25, 2021-6pm EDT Nov 1, 2021
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