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

Extreme Heat Risk this Week

Extreme heat and little overnight relief will lead to an extreme risk for heat-related impacts through the rest of the week. Extreme Heat Warning in effect on Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Gainesville, Gainesville Regional Airport (KGNV)

Lat: 29.69°NLon: 82.28°WElev: 151ft.

Fair

75°F

24°C

Humidity 96%
Wind Speed SW 10 mph
Barometer 30.02 in (1016.2 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 18 Aug 11:53 pm EDT
Extended Forecast for

Alachua FL

Heat Advisory August 19, 11:00am until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Partly cloudy, with a low around 77. West wind 3 to 6 mph.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 110. West wind 3 to 8 mph.

    High: 95 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 75. South wind around 6 mph becoming calm in the evening.

    Low: 75 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely after 2pm. Sunny, then becoming mostly cloudy during the afternoon and hot, with a high near 95. Heat index values as high as 109. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 70%.

    High: 95 °F

    Mostly Sunny
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 74. Light south wind. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of thunderstorms, then a chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 93. Chance of precipitation is 50%.

    High: 93 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 8am. Partly sunny, with a high near 92.

    High: 92 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 74.

    Low: 74 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 77. West wind 3 to 6 mph.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 110. West wind 3 to 8 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms before 11pm. Mostly cloudy, with a low around 75. South wind around 6 mph becoming calm in the evening.
Thursday
Showers and thunderstorms likely after 2pm. Sunny, then becoming mostly cloudy during the afternoon and hot, with a high near 95. Heat index values as high as 109. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 74. Light south wind. Chance of precipitation is 60%.
Friday
A slight chance of thunderstorms, then a chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 93. Chance of precipitation is 50%.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 74.
Saturday
A 50 percent chance of showers and thunderstorms after 8am. Partly sunny, with a high near 92.
Saturday Night
Mostly cloudy, with a low around 74.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.
Sunday Night
Partly cloudy, with a low around 74.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alachua FL
 29.77°N 82.48°W
Last Update:
7:21 pm EDT Aug 18, 2026
Forecast Valid:
12am EDT Aug 19, 2026-6pm EDT Aug 25, 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