Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

Partly Cloudy

84°F

29°C

Humidity 80%
Wind Speed E 6 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 17 Aug 6:53 am EDT
Extended Forecast for

2 Miles WSW Lower Matecumbe Beach FL

  • Today

    Today: Sunny, with a high near 88. East wind around 5 mph becoming calm  in the morning.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 82. Calm wind.

    Low: 82 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 83. Northwest wind 5 to 10 mph.

    Low: 83 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms.  Sunny, with a high near 89. Northwest wind around 5 mph.  Chance of precipitation is 10%.

    High: 89 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms.  Mostly clear, with a low around 83. Chance of precipitation is 10%.

    Low: 83 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms.  Sunny, with a high near 88. Chance of precipitation is 10%.

    High: 88 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers.  Partly cloudy, with a low around 83. Chance of precipitation is 10%.

    Low: 83 °F

    Slight Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 88. East wind around 5 mph becoming calm in the morning.
Tonight
Mostly clear, with a low around 82. Calm wind.
Tuesday
Sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 83. Northwest wind 5 to 10 mph.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 89. Northwest wind around 5 mph. Chance of precipitation is 10%.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 83. Chance of precipitation is 10%.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 88. Chance of precipitation is 10%.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 83. Chance of precipitation is 10%.
Friday
Sunny, with a high near 88.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 83. Chance of precipitation is 20%.
Saturday
A slight chance of showers and thunderstorms. Sunny, with a high near 88. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 83. Chance of precipitation is 20%.
Sunday
A slight chance of showers. Sunny, with a high near 88. Chance of precipitation is 10%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Lower Matecumbe Beach FL
 24.83°N 80.76°W (Elev. 0 ft)
6:15 am EDT Aug 17, 2026
7am EDT Aug 17, 2026-6pm EDT Aug 23, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database