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.

Mostly Cloudy

89°F

32°C

Humidity 68%
Wind Speed S 10 mph
Barometer 30.03 in (1016.5 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 17 Aug 4:53 pm EDT
Extended Forecast for

Alachua FL

Heat Advisory August 17, 05:07pm until August 17, 08:00pm
Extreme Heat Warning August 18, 11:00am until August 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Heat Advisory August 17, 05:07pm until August 17, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • This Afternoon

    High: 92 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 77. West wind 6 to 9 mph.

    Low: 77 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly between 2pm and 3pm. Increasing clouds and hot, with a high near 95. Heat index values as high as 113. West wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 95 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms between 10pm and 11pm. Mostly cloudy, with a low around 78. Southwest wind 5 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.

    Low: 78 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 96. West wind 5 to 10 mph, with gusts as high as 16 mph.

    High: 96 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 76.

    Low: 76 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 96.

    High: 96 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a steady temperature around 92. Heat index values as high as 105. West wind around 11 mph, with gusts as high as 17 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 77. West wind 6 to 9 mph.
Tuesday
Showers and thunderstorms likely, mainly between 2pm and 3pm. Increasing clouds and hot, with a high near 95. Heat index values as high as 113. West wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A slight chance of showers and thunderstorms between 10pm and 11pm. Mostly cloudy, with a low around 78. Southwest wind 5 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 96. West wind 5 to 10 mph, with gusts as high as 16 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 76.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 96.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75.
Friday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 93. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Sunday Night
A chance of thunderstorms. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95.
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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:
2:21 pm EDT Aug 17, 2026
Forecast Valid:
5pm EDT Aug 17, 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