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

Palatka Kay Larkin Field (K28J)

Lat: 29.66°NLon: 81.69°WElev: 48ft.

Fair

84°F

29°C

Humidity 84%
Wind Speed Vrbl 5 mph
Barometer 30.03 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 20 Aug 9:35 am EDT
Extended Forecast for

6 Miles W Satsuma FL

Heat Advisory August 20, 11:00am until August 20, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Showers and thunderstorms likely, mainly after 5pm. Partly sunny and hot, with a high near 95. Heat index values as high as 110. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Mostly Sunny
    then T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 1am. Low around 74. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    T-storms then
    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly between 3pm and 4pm. Increasing clouds and hot, with a high near 95. Heat index values as high as 110. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Sunny then
    T-storms
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 93. Southwest wind 3 to 7 mph. Winds could gust as high as 16 mph. Chance of precipitation is 60%.

    High: 93 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 73. Chance of precipitation is 60%.

    Low: 73 °F

    Showers
    Likely then
    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.

    High: 93 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95.

    High: 95 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 5pm. Partly sunny and hot, with a high near 95. Heat index values as high as 110. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms, mainly before 1am. Low around 74. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely, mainly between 3pm and 4pm. Increasing clouds and hot, with a high near 95. Heat index values as high as 110. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 30%.
Saturday
Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 93. Southwest wind 3 to 7 mph. Winds could gust as high as 16 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 73. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.
Sunday Night
Partly cloudy, with a low around 73.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 73.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Wednesday
A 40 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:
6 Miles W Satsuma FL
 29.53°N 81.77°W
Last Update:
2:36 am EDT Aug 20, 2026
Forecast Valid:
9am EDT Aug 20, 2026-6pm EDT Aug 26, 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