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

Bayport FL

Marine Point Forecast

[NOTICE]

Today
High: 73 °F
ENE 8kt
< 1ft
Tonight
Low: 53 °F
Light Wind
< 1ft
Thursday
High: 75 °F
Light Wind
< 1ft
Thursday Night
Low: 54 °F
Light Wind
< 1ft
Friday
High: 77 °F
Light Wind
< 1ft
Friday Night
Low: 57 °F
Light Wind
< 1ft
Saturday
High: 78 °F
⇑SE 6kt
< 1ft
Saturday Night
Low: 58 °F
Light Wind
< 1ft
Sunday
High: 75 °F
⇑SSW 12kt
< 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: 10am CST Jan 21, 2026-6pm CST Jan 27, 2026

View Nearby Observations

Detailed Forecast

Today

ENE wind 5 to 8 kt. Mostly sunny. Seas 1 ft or less.

Tonight

Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

Thursday

Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.

Thursday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

Friday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Friday Night

Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

Saturday

Variable winds less than 5 kt becoming SE around 6 kt. Mostly sunny. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. A slight chance of showers. Seas 1 ft or less.

Sunday

Variable winds less than 5 kt becoming SSW 7 to 12 kt in the morning. Winds could gust as high as 18 kt. A chance of showers. 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.