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Miami - South Florida Local Forecast Office

3NM WSW Key Biscayne FL

Marine Point Forecast

[NOTICE]

Thanksgiving Day
High: 81 °F
Light Wind
Thursday Night
Low: 67 °F
⇑N 23kt

Small Craft Advisory
Friday
High: 74 °F
N 22kt

Small Craft Advisory
Friday Night
Low: 70 °F
NE 22kt

Small Craft Advisory
Saturday
High: 77 °F
ENE 21kt

Small Craft Advisory
Saturday Night
Low: 75 °F
E 23kt
Sunday
High: 80 °F
E 17kt
Sunday Night
Low: 75 °F
E 11kt
Monday
High: 81 °F
E 10kt

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:16 am EST Nov 27, 2025
Forecast Valid: 4am EST Nov 27, 2025-6pm EST Dec 3, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY

Thanksgiving Day

Variable winds 5 kt or less. A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Some of the storms could produce heavy rainfall. Bay waters smooth.

Thursday Night

WNW wind 7 to 12 kt becoming N 18 to 23 kt in the evening. A chance of showers and thunderstorms, mainly before 7pm. Bay waters a light chop becoming a moderate chop.

Friday

N wind 20 to 22 kt. Partly sunny. Bay waters a moderate chop.

Friday Night

NE wind 20 to 22 kt. Partly cloudy. Bay waters choppy in exposed areas.

Saturday

ENE wind 18 to 21 kt. Mostly sunny. Bay waters choppy in exposed areas.

Saturday Night

E wind 20 to 23 kt. A slight chance of showers, with thunderstorms also possible after 1am. Bay waters rough in exposed areas becoming choppy in exposed areas.

Sunday

E wind 14 to 17 kt. A slight chance of showers and thunderstorms. Bay waters a moderate chop.

Sunday Night

E wind 9 to 11 kt. Partly cloudy. Bay waters a light chop.

Monday

E wind 8 to 10 kt. Mostly sunny. Bay waters a light chop.

*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.