Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Hazardous Weather Conditions

Short Term Forecast

For More Weather Information:

Key West, FL Local Forecast Office

3NM N American Shoal Light FL

Marine Point Forecast

[NOTICE]

Today
High: 80 °F
Light Wind
1ft
Tonight
Low: 74 °F
Light Wind
1ft
Saturday
High: 80 °F
Light Wind
1ft
Saturday Night
Low: 75 °F
E 10kt
1-2ft
Sunday
High: 81 °F
SE 15kt
2ft
Sunday Night
Low: 75 °F
SE 15kt
2-3ft
Monday
High: 81 °F
SSE 15kt
2-3ft
Monday Night
Low: 71 °F
W 15kt
2ft
Tuesday
High: 79 °F
NNW 20kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:15 am CDT Mar 13, 2026
Forecast Valid: 10am CDT Mar 13, 2026-6pm CDT Mar 19, 2026

View Nearby Observations

Detailed Forecast

Today

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

Tonight

Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas around 1 ft.

Saturday

Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas around 1 ft.

Saturday Night

E wind around 10 kt. A chance of showers and thunderstorms. Seas 1 to 2 ft.

Sunday

SE wind 10 to 15 kt. Showers likely and possibly a thunderstorm. Seas around 2 ft.

Sunday Night

SE wind 10 to 15 kt. A chance of showers and thunderstorms. Seas 2 to 3 ft.

Monday

SSE wind 10 to 15 kt. A chance of showers and thunderstorms. Seas 2 to 3 ft.

Monday Night

SSW wind 10 to 15 kt becoming W after midnight. Showers likely and possibly a thunderstorm. Seas around 2 ft.

Tuesday

NW wind 15 to 20 kt becoming N in the afternoon. A chance of showers and thunderstorms. Seas around 2 ft.

*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.