Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

For More Weather Information:

Key West, FL Local Forecast Office

3NM WSW Islamorada FL

Marine Point Forecast

[NOTICE]

Today
High: 78 °F
E 10kt
< 1ft
Tonight
Low: 71 °F
E 10kt
< 1ft
Sunday
High: 78 °F
SE 10kt
< 1ft
Sunday Night
Low: 71 °F
SE 10kt
< 1ft
Monday
High: 78 °F
WNW 10kt
< 1ft
Monday Night
Low: 56 °F
NW 20kt
< 1ft
Tuesday
High: 66 °F
NNE 20kt
< 1ft
Tuesday Night
Low: 57 °F
NNE 15kt
< 1ft
Wednesday
High: 68 °F
NNE 15kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 9:15 am CST Jan 24, 2026
Forecast Valid: 10am CST Jan 24, 2026-6pm CST Jan 30, 2026

View Nearby Observations

Detailed Forecast

Today

E wind 5 to 10 kt. A slight chance of showers. Seas 1 ft or less.

Tonight

E wind around 10 kt. Partly cloudy. Seas 1 ft or less.

Sunday

SE wind around 10 kt. Mostly sunny. Seas 1 ft or less.

Sunday Night

SE wind 5 to 10 kt becoming SSW after midnight. Partly cloudy. Seas 1 ft or less.

Monday

SW wind 5 to 10 kt becoming WNW in the afternoon. Sunny. Seas 1 ft or less.

Monday Night

NW wind 15 to 20 kt. A slight chance of showers before 11pm. Seas 1 ft or less.

Tuesday

NNE wind 15 to 20 kt. Sunny. Seas 1 ft or less.

Tuesday Night

NNE wind around 15 kt. Partly cloudy. Seas 1 ft or less.

Wednesday

NNE wind 5 to 15 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.