Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

For More Weather Information:

Miami - South Florida Local Forecast Office

3NM WSW Key Biscayne FL

Marine Point Forecast

[NOTICE]

Today
High: 79 °F
NNW 8kt⇓
Tonight
Low: 72 °F
E 6kt⇓
Tuesday
High: 80 °F
E 9kt
Tuesday Night
Low: 75 °F
E 9kt
Wednesday
High: 81 °F
ENE 13kt
Wednesday Night
Low: 76 °F
ENE 13kt
Thursday
High: 81 °F
ENE 13kt
Thursday Night
Low: 76 °F
E 13kt
Friday
High: 81 °F
E 11kt

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:17 am EST Nov 17, 2025
Forecast Valid: 5am EST Nov 17, 2025-6pm EST Nov 23, 2025

View Nearby Observations

Detailed Forecast

Today

NNW wind 5 to 8 kt becoming variable and less than 5 kt. Sunny. Bay waters smooth.

Tonight

E wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Bay waters smooth.

Tuesday

N wind 5 to 9 kt becoming E in the afternoon. Sunny. Bay waters smooth becoming a light chop.

Tuesday Night

E wind around 9 kt. Mostly clear. Bay waters a light chop.

Wednesday

ENE wind 7 to 13 kt. Sunny. Bay waters a light chop becoming a moderate chop.

Wednesday Night

ENE wind 11 to 13 kt. Mostly clear. Bay waters a moderate chop becoming a light chop.

Thursday

ENE wind 11 to 13 kt. Sunny. Bay waters a light chop becoming a moderate chop.

Thursday Night

E wind 11 to 13 kt. Mostly clear. Bay waters a moderate chop becoming a light chop.

Friday

E wind around 11 kt. 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.