National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tropical Storm Isaias to Impact the Eastern U.S. Early This Week

Tropical Storm Isaias will deliver heavy rainfall, flash and urban flooding, high winds, dangerous storm surge, coastal flooding, life-threatening surf, rip currents, and severe thunderstorms with tornadoes to portions of the Eastern U.S. through early this week. Isaias is expected to track from just offshore of northeastern Florida toward coastal South and North Carolina on Monday. Read More >

Hazardous Weather Conditions

Current conditions at

Key West International Airport (KEYW)

Lat: 24.56°NLon: 81.76°WElev: 3ft.

Partly Cloudy

30°C

86°F

Humidity 77%
Wind Speed S 15 km/h
Barometer 1013.9 mb (29.94 in)
Dewpoint 26°C (78°F)
Visibility 16 km
Heat Index37°C (98°F)
Last update 3 Aug 8:53 am EDT
Extended Forecast for

Key West FL

  • Today

    Today: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 33. Southwest wind around 10 km/h. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 33 °C

  • Tonight

    Tonight: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 28. South wind 5 to 10 km/h. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 28 °C

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 33. Calm wind. Chance of precipitation is 30%.

    Chance
    T-storms

    High: 33 °C

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 28. East wind 5 to 10 km/h. Chance of precipitation is 50%.

    Chance
    T-storms

    Low: 28 °C

  • Wednesday

    Wednesday: A chance of showers and thunderstorms. Partly sunny, with a high near 32. South wind 5 to 10 km/h. Chance of precipitation is 50%.

    Chance
    T-storms

    High: 32 °C

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 27. Chance of precipitation is 40%.

    Chance
    T-storms

    Low: 27 °C

  • Thursday

    Thursday: A chance of showers and thunderstorms. Partly sunny, with a high near 32. Chance of precipitation is 40%.

    Chance
    T-storms

    High: 32 °C

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 28. Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 28 °C

  • Friday

    Friday: A chance of showers and thunderstorms. Mostly sunny, with a high near 33. Chance of precipitation is 30%.

    Chance
    T-storms

    High: 33 °C

Detailed Forecast

Today
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 33. Southwest wind around 10 km/h. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 28. South wind 5 to 10 km/h. Chance of precipitation is 20%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 33. Calm wind. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 28. East wind 5 to 10 km/h. Chance of precipitation is 50%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 32. South wind 5 to 10 km/h. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 27. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 32. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 28. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 33. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 28. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 33. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 28. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 33. Chance of precipitation is 30%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Key West FL
 24.55°N 81.77°W (Elev. 2 m)
Last Update:
8:15 am EDT Aug 3, 2020
Forecast Valid:
9am EDT Aug 3, 2020-6pm EDT Aug 9, 2020
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation