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

Palatka Kay Larkin Field (K28J)

Lat: 29.66°NLon: 81.69°WElev: 48ft.

Fair

77°F

25°C

Humidity 94%
Wind Speed S 5 mph
Barometer 29.96 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 4 Aug 12:55 am EDT
Extended Forecast for

San Mateo FL

  • Overnight

    Overnight: Mostly cloudy, with a low around 72. South wind 3 to 5 mph.

    Low: 72 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 72. South wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 91 °F

    Mostly Sunny
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 73. Light southeast wind. Chance of precipitation is 60%.

    Low: 73 °F

    T-storms
    Likely then
    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 91. Chance of precipitation is 60%.

    High: 91 °F

    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely then
    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.

    High: 91 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 72. South wind 3 to 5 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming southwest 5 to 8 mph in the morning. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 72. South wind around 5 mph becoming calm in the evening.
Wednesday
Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 73. Light southeast wind. Chance of precipitation is 60%.
Thursday
A chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 74.
Saturday
Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 70%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 93. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 73. Chance of precipitation is 60%.
Monday
A 50 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:
San Mateo FL
 29.6°N 81.57°W
Last Update:
7:51 pm EDT Aug 3, 2026
Forecast Valid:
1am EDT Aug 4, 2026-6pm EDT Aug 10, 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