Isaias Expected To Be A Strong Hurricane Approaching The Northern Gulf Coast Friday

Isaias is expected to strengthen and be a strong hurricane when it approaches the northern Gulf Coast on Friday. Damaging hurricane-force winds and life-threatening storm surge impacts are expected Friday into Saturday. Isaias will bring heavy rainfall to the northern Gulf Coast and much of the Southeast U.S. Friday into the weekend. Read More >

Hazardous Weather Conditions

Short Term Forecast

For More Weather Information:

Key West, FL Local Forecast Office

2NM SE Marquesas Keys FL

Marine Point Forecast

[NOTICE]

Overnight
Low: 80 °F
S 10kt
1ft
Thursday
High: 86 °F
S 10kt
1ft
Thursday Night
Low: 82 °F
SE 15kt
1-2ft
Friday
High: 87 °F
SE 15kt
2ft
Friday Night
Low: 82 °F
SE 15kt
3ft
Saturday
High: 87 °F
SSE 15kt
2-3ft
Saturday Night
Low: 82 °F
ESE 15kt
2ft
Sunday
High: 87 °F
ESE 15kt
2ft
Sunday Night
Low: 82 °F
E 10kt
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:15 am CDT Oct 8, 2026
Forecast Valid: 12am CDT Oct 8, 2026-6pm CDT Oct 14, 2026

View Nearby Observations

Detailed Forecast

Overnight

SW wind 5 to 10 kt becoming S. A chance of showers and thunderstorms. Seas around 1 ft.

Thursday

S wind around 10 kt. A chance of showers and thunderstorms, mainly before 1pm. Seas around 1 ft.

Thursday Night

SE wind 5 to 15 kt. A slight chance of showers and thunderstorms. Seas 1 to 2 ft.

Friday

SE wind around 15 kt. A chance of showers and thunderstorms. Seas around 2 ft.

Friday Night

SE wind around 15 kt. Showers likely and possibly a thunderstorm. Seas around 3 ft.

Saturday

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

Saturday Night

ESE wind around 15 kt. A chance of showers and thunderstorms. Seas around 2 ft.

Sunday

ESE wind 10 to 15 kt. A slight chance of showers and thunderstorms. Seas around 2 ft.

Sunday Night

E wind around 10 kt. Partly cloudy. Seas 1 to 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.