Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

For More Weather Information:

Miami - South Florida Local Forecast Office

2NM NNE Marco Island FL

Marine Point Forecast

[NOTICE]

Friday
High: 75 °F
⇑WNW 6kt
< 1ft
Friday Night
Low: 62 °F
NW 6kt⇓
< 1ft
Saturday
High: 73 °F
⇑NW 6kt
< 1ft
Saturday Night
Low: 61 °F
NW 6kt
< 1ft
Sunday
High: 75 °F
Light Wind
< 1ft
Sunday Night
Low: 64 °F
Light Wind
< 1ft
Monday
High: 74 °F
⇑W 6kt
< 1ft
Monday Night
Low: 64 °F
WNW 7kt
< 1ft
Tuesday
High: 71 °F
NW 11kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:01 am CST Dec 26, 2025
Forecast Valid: 4am CST Dec 26, 2025-6pm CST Jan 1, 2026

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Detailed Forecast

Friday

Variable winds less than 5 kt becoming WNW around 6 kt in the afternoon. Sunny. Seas 1 ft or less. Bay and inland waters smooth.

Friday Night

NW wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Seas 1 ft or less. Bay and inland waters smooth.

Saturday

Variable winds less than 5 kt becoming NW around 6 kt in the afternoon. Sunny. Seas 1 ft or less. Bay and inland waters smooth.

Saturday Night

NW wind around 6 kt becoming NNE after midnight. Mostly clear. Seas 1 ft or less. Bay and inland waters smooth.

Sunday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less. Bay and inland waters smooth.

Sunday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less. Bay and inland waters smooth.

Monday

Variable winds less than 5 kt becoming W around 6 kt in the afternoon. Sunny. Seas 1 ft or less. Bay and inland waters smooth.

Monday Night

WNW wind 5 to 7 kt. Clear. Seas 1 ft or less. Bay and inland waters smooth.

Tuesday

NW wind 8 to 11 kt. Mostly sunny. Seas 1 ft or less. Bay and inland 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.