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 >

Hazardous Weather Conditions

Small Craft Advisory in effect from January 20, 07:00 AM CST until January 21, 09:00 AM CST

For More Weather Information:

Tampa Bay, FL Local Forecast Office

2NM ENE Saint Petersburg FL

Marine Point Forecast

[NOTICE]

Wednesday
High: 70 °F
ENE 15kt
1ft

Small Craft Advisory
Wednesday Night
Low: 61 °F
NE 11kt
1ft
Thursday
High: 72 °F
NE 8kt
< 1ft
Thursday Night
Low: 63 °F
NNE 8kt
< 1ft
Friday
High: 75 °F
⇑NW 6kt
< 1ft
Friday Night
Low: 65 °F
ENE 7kt
< 1ft
Saturday
High: 75 °F
ENE 7kt
< 1ft
Saturday Night
Low: 66 °F
S 9kt
< 1ft
Sunday
High: 74 °F
SSW 13kt
< 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: 4am CST Jan 21, 2026-6pm CST Jan 27, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING...

Wednesday

ENE wind 10 to 15 kt. Mostly sunny. Seas around 1 ft.

Wednesday Night

NE wind 8 to 11 kt. Mostly cloudy. Seas around 1 ft.

Thursday

NE wind 6 to 8 kt. Partly sunny. Seas 1 ft or less.

Thursday Night

NNE wind 6 to 8 kt becoming ENE in the evening. Partly cloudy. Seas 1 ft or less.

Friday

Variable winds less than 5 kt becoming NW around 6 kt in the afternoon. Sunny. Seas 1 ft or less.

Friday Night

NNW wind around 7 kt becoming ENE after midnight. Partly cloudy. Seas 1 ft or less.

Saturday

ENE wind around 7 kt becoming WSW in the afternoon. Mostly sunny. Seas 1 ft or less.

Saturday Night

W wind 6 to 9 kt becoming E in the evening. Partly cloudy. Seas 1 ft or less.

Sunday

SSW wind 9 to 13 kt. A slight 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.