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

Critical Fire Weather Conditions Today and Tuesday

A dry cold front will bring a dangerous combination of critically dry air (low relative humidity) and gusty winds to portions of the area today through Tuesday. This alignment of conditions with the drought will result in critical fire weather conditions through Tuesday. Don' Be the Spark! Read More >

Hazardous Weather Conditions

Current conditions at

Keystone Heights Airport (K42J)

Lat: 29.84°NLon: 82.05°WElev: 197ft.

Fair

79°F

26°C

Humidity 21%
Wind Speed N 8 G 16 mph
Barometer 30.29 in
Dewpoint 36°F (2°C)
Visibility 9.00 mi
Heat Index78°F (26°C)
Last update 21 Apr 11:55 am EDT
Extended Forecast for

3 Miles W Keystone Heights FL

Red Flag Warning until April 21, 08:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until April 21, 08:00pm

    NOW until 8:00pm Tue

    Red Flag Warning

  • This Afternoon

    High: 83 °F

    Patchy Smoke

  • Tonight

    Tonight: Patchy smoke before 8pm. Partly cloudy, with a low around 53. East wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 16 mph.

    Low: 53 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Patchy smoke after 11am. Partly sunny, with a high near 82. Calm wind becoming east 5 to 8 mph in the afternoon.

    High: 82 °F

    Patchy Smoke

  • Wednesday Night

    Wednesday Night: Patchy smoke before 10pm. Mostly cloudy, with a low around 58. East wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 16 mph.

    Low: 58 °F

    Patchy Smoke
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Calm wind becoming east 5 to 8 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Patchy smoke after 2pm. Sunny, with a high near 83. East wind around 11 mph, with gusts as high as 18 mph.
Tonight
Patchy smoke before 8pm. Partly cloudy, with a low around 53. East wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 16 mph.
Wednesday
Patchy smoke after 11am. Partly sunny, with a high near 82. Calm wind becoming east 5 to 8 mph in the afternoon.
Wednesday Night
Patchy smoke before 10pm. Mostly cloudy, with a low around 58. East wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 16 mph.
Thursday
Mostly sunny, with a high near 84. Calm wind becoming east 5 to 8 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 60.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Saturday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 61.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Keystone Heights FL
 29.78°N 82.08°W
Last Update:
8:12 am EDT Apr 21, 2026
Forecast Valid:
12pm EDT Apr 21, 2026-6pm EDT Apr 27, 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