Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

For More Weather Information:

Tampa Bay, FL Local Forecast Office

4NM W Boca Grande FL

Marine Point Forecast

[NOTICE]

Today
High: 72 °F
ENE 14kt
1-2ft
Tonight
Low: 62 °F
NE 12kt
1ft
Thursday
High: 73 °F
NE 10kt
< 1ft
Thursday Night
Low: 65 °F
NE 10kt
1ft
Friday
High: 73 °F
ENE 7kt⇓
< 1ft
Friday Night
Low: 65 °F
ENE 7kt
< 1ft
Saturday
High: 74 °F
ENE 6kt
< 1ft
Saturday Night
Low: 66 °F
SSE 7kt
< 1ft
Sunday
High: 73 °F
S 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:36 am CST Jan 21, 2026
Forecast Valid: 9am CST Jan 21, 2026-6pm CST Jan 27, 2026

View Nearby Observations

Detailed Forecast

Today

ENE wind 10 to 14 kt. Mostly sunny. Seas 1 to 2 ft.

Tonight

NE wind 10 to 12 kt. Mostly cloudy. Seas around 1 ft.

Thursday

NE wind 6 to 10 kt becoming NNW in the afternoon. Partly sunny. Seas 1 ft or less.

Thursday Night

N wind 7 to 10 kt becoming ENE in the evening. Partly cloudy. Seas around 1 ft.

Friday

ENE wind 5 to 7 kt becoming variable and less than 5 kt. Sunny. Seas 1 ft or less.

Friday Night

NW wind around 7 kt becoming ENE after midnight. Mostly clear. Seas 1 ft or less.

Saturday

ENE wind around 6 kt becoming SW in the afternoon. Sunny. Seas 1 ft or less.

Saturday Night

SW wind 5 to 7 kt becoming SE in the evening. Partly cloudy. Seas 1 ft or less.

Sunday

SSE wind 8 to 10 kt becoming SSW in the afternoon. Mostly sunny. Seas 1 ft or less.

*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.