Hazardous Weather Conditions
Current conditions at
The Florida Keys - Marathon International Airport (KMTH)
Lat: 24.73°NLon: 81.05°WElev: 13ft.
Mostly Cloudy
78°F
26°C
| Humidity | 54% |
| Wind Speed | NE 20 G 31 mph |
| Barometer | 30.13 in (1020.2 mb) |
| Dewpoint | 60°F (16°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 21 Apr 3:53 pm EDT |
Extended Forecast for
Marathon Shores FL
This Afternoon

High: 81 °F
Chance
Showers and
BreezyTonight
Low: 72 °F
Breezy.
Chance
Showers then
Partly CloudyWednesday
High: 80 °F
Mostly Sunny
and Breezy
then Mostly
SunnyWednesday Night

Low: 72 °F
Slight Chance
ShowersThursday

High: 81 °F
Chance
ShowersThursday Night

Low: 72 °F
Chance
ShowersFriday

High: 82 °F
Chance
ShowersFriday Night

Low: 74 °F
Slight Chance
ShowersSaturday

High: 83 °F
Sunny
Detailed Forecast
This Afternoon
A chance of showers. Sunny, with a high near 81. Breezy, with a northeast wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Tonight
A chance of showers before 8pm. Partly cloudy, with a low around 72. Breezy, with an east wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 80. Breezy, with an east wind 15 to 20 mph.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 72. East wind around 15 mph. Chance of precipitation is 20%.
Thursday
A chance of showers. Mostly cloudy, with a high near 81. East wind around 15 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 82. Chance of precipitation is 40%.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 74. Chance of precipitation is 10%.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny, with a high near 84.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Marathon Shores FL
24.72°N 81.05°W (Elev. 0 ft)
24.72°N 81.05°W (Elev. 0 ft)
4:15 pm EDT Apr 21, 2026
4pm EDT Apr 21, 2026-6pm EDT Apr 27, 2026



