Severe Thunderstorms and Flooding Threat in the Central U.S.; Rip Currents Along East Coast Beaches

Widespread thunderstorms will continue across the central and southern Plains today ahead of an approaching cold front. Heavy to excessive rainfall could lead to instances of flash flooding. Flood Watches have been issued. Swells from Hurricane Gabrielle are likely to cause life-threatening surf and rip current conditions along the U.S. East Coast over the next couple of days. Read More >

For More Weather Information:

Miami - South Florida Local Forecast Office

3NM WSW Key Biscayne FL

Marine Point Forecast

[NOTICE]

Late Afternoon
High: 88 °F
Light Wind
Tonight
Low: 81 °F
ENE 6kt
Wednesday
High: 88 °F
NNE 7kt
Wednesday Night
Low: 81 °F
ENE 7kt
Thursday
High: 88 °F
E 6kt
Thursday Night
Low: 80 °F
Light Wind
Friday
High: 87 °F
Light Wind
Friday Night
Low: 79 °F
Light Wind
Saturday
High: 88 °F
Light Wind

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:26 pm EDT Sep 23, 2025
Forecast Valid: 5pm EDT Sep 23, 2025-6pm EDT Sep 30, 2025

View Nearby Observations

Detailed Forecast

Late Afternoon

Variable winds 5 kt or less. A chance of showers and thunderstorms. Bay waters smooth.

Tonight

ENE wind around 6 kt. A chance of showers and thunderstorms, mainly before 9pm. Bay waters smooth.

Wednesday

NNE wind around 7 kt. A chance of showers and thunderstorms, mainly after 9am. Bay waters smooth.

Wednesday Night

ENE wind around 7 kt. A chance of showers and thunderstorms, mainly before 2am. Bay waters smooth.

Thursday

E wind around 6 kt. Showers and thunderstorms likely, mainly after 2pm. Bay waters smooth.

Thursday Night

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 2am. Bay waters smooth.

Friday

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 8am. Bay waters smooth.

Friday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms before 2am. Bay waters smooth.

Saturday

Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 2pm. Bay waters smooth.

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.