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

For More Weather Information:

Key West, FL Local Forecast Office

3NM N American Shoal Light FL

Marine Point Forecast

[NOTICE]
    • Today

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

      High: 80 °F

      Light Wind
      1ft

    • Tonight

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

      Low: 74 °F

      Light Wind
      1ft

    • Saturday

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

      High: 80 °F

      Light Wind
      1ft

    • Saturday Night

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

      Low: 75 °F

      E 10kt
      1-2ft

    • Sunday

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

      High: 81 °F

      SE 15kt
      2ft

    • Sunday Night

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

      Low: 75 °F

      SE 15kt
      2-3ft

    • Monday

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

      High: 81 °F

      SSE 15kt
      2-3ft

    • Monday Night

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

      Low: 71 °F

      W 15kt
      2ft

    • Tuesday

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

      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

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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:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 24.55°N 81.52°W
Last Update: 10:15 am CDT Mar 13, 2026
Forecast Valid: 10am CDT Mar 13, 2026-6pm CDT Mar 19, 2026
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