Coastal Threats for the East and Gulf; Record Warmth for the Central U.S.

Persistent onshore flow across the Southeast and portions of the mid-Atlantic will keep the risk of rip currents through the weekend. Rainfall could be locally heavy across Florida, especially along the eastern shoreline. Meanwhile, record warmth for portions of the Plains and Midwest with elevated fire concerns. For the west, a trough will keep the pattern unsettled with wet conditions. Read More >

For More Weather Information:

Miami - South Florida Local Forecast Office

Key Biscayne FL

Marine Point Forecast

[NOTICE]

This Afternoon
High: 85 °F
ENE 16kt
Tonight
Low: 80 °F
E 15kt
Sunday
High: 86 °F
E 9kt
Sunday Night
Low: 79 °F
E 8kt
Monday
High: 86 °F
ENE 10kt
Monday Night
Low: 80 °F
E 12kt
Tuesday
High: 85 °F
ENE 17kt
Tuesday Night
Low: 80 °F
ENE 19kt
Wednesday
High: 86 °F
ENE 18kt

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:17 pm EDT Oct 4, 2025
Forecast Valid: 3pm EDT Oct 4, 2025-6pm EDT Oct 10, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT SHOULD EXERCISE CAUTION...

This Afternoon

ENE wind around 16 kt. A chance of showers and thunderstorms. Bay waters a moderate chop.

Tonight

E wind 12 to 15 kt. A chance of showers and thunderstorms. Bay waters a moderate chop.

Sunday

E wind around 9 kt. A chance of showers and thunderstorms, mainly after 10am. Bay waters a light chop.

Sunday Night

E wind around 8 kt becoming SE after midnight. A chance of showers and thunderstorms. Bay waters a light chop.

Monday

ENE wind 7 to 10 kt. Showers and thunderstorms likely, mainly after 2pm. Bay waters a light chop.

Monday Night

E wind around 12 kt. Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Bay waters a light chop.

Tuesday

ENE wind around 17 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Bay waters a moderate chop.

Tuesday Night

ENE wind 17 to 19 kt. A chance of showers and thunderstorms. Bay waters choppy in exposed areas.

Wednesday

ENE wind 16 to 18 kt. A chance of showers and thunderstorms. Bay waters choppy in exposed areas becoming a moderate chop.

Winds and waves higher in and near tstms.

*Notices:

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.
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.