Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Heavy rain and flash flooding possible in portions of the Southwest this weekend

An upper-level low in the Southwest U.S. will act as a trigger for thunderstorms this weekend. The area of greatest concern is in New Mexico, southeast Utah and portions of southern Colorado. Storms will be slow moving and could bring several rounds of rain to the same areas. Rainfall amounts may exceed 3 inches in localized areas. Flash Flood Watches are in effect. Read More >

Current conditions at

Key West International Airport (KEYW)

Lat: 24.56°NLon: 81.76°WElev: 3ft.

A Few Clouds

26°C

79°F

Humidity 90%
Wind Speed NE 7 km/h
Barometer 1014.9 mb (29.97 in)
Dewpoint 24°C (76°F)
Visibility 16 km
Heat Index28°C (83°F)
Last update 19 Aug 9:53 pm EDT
Extended Forecast for

Key West FL

  • Tonight

    Tonight: A chance of showers and thunderstorms.  Partly cloudy, with a low around 28. Northeast wind 10 to 20 km/h.  Chance of precipitation is 50%.

    Chance
    T-storms

    Low: 28 °C

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 9am.  Mostly cloudy, with a high near 32. Breezy, with an east wind 15 to 20 km/h increasing to 25 to 30 km/h in the afternoon.  Chance of precipitation is 70%.

    T-storms
    Likely and
    Breezy

    High: 32 °C

  • Sunday
    Night

    Sunday Night: Showers and thunderstorms likely, mainly before 9pm.  Mostly cloudy, with a low around 30. Breezy, with an east wind 25 to 30 km/h.  Chance of precipitation is 70%.

    T-storms
    Likely then
    Chance
    Showers and
    Breezy

    Low: 30 °C

  • Monday

    Monday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 33. Breezy, with an east wind 25 to 30 km/h.  Chance of precipitation is 40%.

    Chance
    Showers and
    Breezy

    High: 33 °C

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 27. Breezy, with an east wind 25 to 30 km/h.  Chance of precipitation is 40%.

    Chance
    Showers and
    Breezy

    Low: 27 °C

  • Tuesday

    Tuesday: A chance of showers and thunderstorms.  Partly sunny, with a high near 33. Chance of precipitation is 40%.

    Chance
    Showers

    High: 33 °C

  • Tuesday
    Night

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

    Chance
    Showers

    Low: 27 °C

  • Wednesday

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

    Chance
    Showers

    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
    Showers

    Low: 27 °C

Detailed Forecast

Tonight
A chance of showers and thunderstorms. Partly cloudy, with a low around 28. Northeast wind 10 to 20 km/h. Chance of precipitation is 50%.
Sunday
Showers and thunderstorms likely, mainly after 9am. Mostly cloudy, with a high near 32. Breezy, with an east wind 15 to 20 km/h increasing to 25 to 30 km/h in the afternoon. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely, mainly before 9pm. Mostly cloudy, with a low around 30. Breezy, with an east wind 25 to 30 km/h. Chance of precipitation is 70%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 33. Breezy, with an east wind 25 to 30 km/h. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 27. Breezy, with an east wind 25 to 30 km/h. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 33. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 27. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 32. Chance of precipitation is 40%.
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. Mostly sunny, with a high near 32. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 32. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 32. Chance of precipitation is 40%.
Click Map For Forecast
Point Forecast:
Key West FL
 24.55°N 81.77°W (Elev. 2 m)
9:15 pm EDT Aug 19, 2017
10pm EDT Aug 19, 2017-6pm EDT Aug 26, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database