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

Hazardous Weather Conditions

Current conditions at

Clearwater Air Park (KCLW)

Lat: 27.97°NLon: 82.76°WElev: 71ft.

Partly Cloudy

82°F

28°C

Humidity 74%
Wind Speed W 5 mph
Barometer 30.04 in
Dewpoint 73°F (23°C)
Visibility NA
Heat Index87°F (31°C)
Last update 18 Aug 7:15 am EDT
Extended Forecast for

Largo FL

Heat Advisory August 18, 11:00am until August 18, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny, with a high near 94. Heat index values as high as 110. West northwest wind 6 to 13 mph.

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Isolated showers and thunderstorms before 4am, then isolated showers and thunderstorms after 5am. Partly cloudy, with a low around 81. West wind 6 to 9 mph. Chance of precipitation is 20%.

    Low: 81 °F

    Partly Cloudy
    then Isolated
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 93. Heat index values as high as 109. West northwest wind 7 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Showers
    Likely then
    Scattered
    T-storms

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 80. West northwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 40%.

    Low: 80 °F

    Scattered
    T-storms

  • Thursday

    Thursday: Scattered showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then scattered showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Calm wind becoming west northwest 5 to 8 mph in the morning. Chance of precipitation is 60%.

    High: 92 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 79. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 79 °F

    Scattered
    Showers then
    Scattered
    T-storms

  • Friday

    Friday: Scattered showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming west southwest 5 to 9 mph in the morning. Chance of precipitation is 40%.

    High: 91 °F

    Scattered
    T-storms

  • Friday Night

    Friday Night: Scattered showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 79. West southwest wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 79 °F

    Scattered
    T-storms

  • Saturday

    Saturday: Scattered showers and thunderstorms. Mostly sunny, with a high near 90. Southwest wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 90 °F

    Scattered
    T-storms

Detailed Forecast

Today
Sunny, with a high near 94. Heat index values as high as 110. West northwest wind 6 to 13 mph.
Tonight
Isolated showers and thunderstorms before 4am, then isolated showers and thunderstorms after 5am. Partly cloudy, with a low around 81. West wind 6 to 9 mph. Chance of precipitation is 20%.
Wednesday
Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 93. Heat index values as high as 109. West northwest wind 7 to 11 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Scattered showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 80. West northwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 40%.
Thursday
Scattered showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then scattered showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Calm wind becoming west northwest 5 to 8 mph in the morning. Chance of precipitation is 60%.
Thursday Night
Scattered showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 79. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Friday
Scattered showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming west southwest 5 to 9 mph in the morning. Chance of precipitation is 40%.
Friday Night
Scattered showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 79. West southwest wind 3 to 6 mph. Chance of precipitation is 30%.
Saturday
Scattered showers and thunderstorms. Mostly sunny, with a high near 90. Southwest wind 5 to 10 mph. Chance of precipitation is 40%.
Saturday Night
Scattered showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 78. Chance of precipitation is 40%.
Sunday
Scattered showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Sunday Night
Isolated showers and thunderstorms. Partly cloudy, with a low around 79. Chance of precipitation is 10%.
Monday
Isolated showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Largo FL
 27.92°N 82.77°W (Elev. 13 ft)
Last Update:
3:01 am EDT Aug 18, 2026
Forecast Valid:
7am EDT Aug 18, 2026-6pm EDT Aug 24, 2026
 
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