Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

For More Weather Information:

Tampa Bay, FL Local Forecast Office

4NM W Boca Grande FL

Marine Point Forecast

[NOTICE]

Overnight
Low: 48 °F
NNE 18kt
2ft
Tuesday
High: 68 °F
NE 19kt
2ft
Tuesday Night
Low: 55 °F
NE 21kt
2ft
Wednesday
High: 73 °F
ENE 16kt
1-2ft
Wednesday Night
Low: 63 °F
ENE 12kt
1ft
Thursday
High: 73 °F
NE 10kt
< 1ft
Thursday Night
Low: 64 °F
NE 10kt
1ft
Friday
High: 73 °F
ENE 8kt⇓
< 1ft
Friday Night
Low: 66 °F
ENE 7kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:36 pm CST Jan 19, 2026
Forecast Valid: 12am CST Jan 20, 2026-6pm CST Jan 26, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT EXERCISE CAUTION...

Overnight

NNE wind 16 to 18 kt. Mostly clear. Seas around 2 ft.

Tuesday

NE wind 15 to 19 kt. Sunny. Seas around 2 ft.

Tuesday Night

NE wind 16 to 21 kt. Mostly clear. Seas around 2 ft.

Wednesday

ENE wind 10 to 16 kt. Mostly sunny. Seas 1 to 2 ft.

Wednesday Night

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

Thursday

NE wind 6 to 10 kt. A slight chance of showers. Seas 1 ft or less.

Thursday Night

N wind 8 to 10 kt becoming ENE after midnight. Partly cloudy. Seas around 1 ft.

Friday

ENE wind 5 to 8 kt becoming variable and less than 5 kt. Sunny. Seas 1 ft or less.

Friday Night

NNW wind around 7 kt becoming E after midnight. Partly cloudy. 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.