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

Robert R Wells Jr Airport (K66R)

Lat: 29.64°NLon: 96.52°WElev: 242ft.

Fair

78°F

26°C

Humidity 90%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 16 Aug 12:35 am CDT
Extended Forecast for

San Felipe TX

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 75. South wind around 5 mph becoming calm.

    Low: 75 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny and hot, with a high near 99. Heat index values as high as 103. Calm wind becoming south around 5 mph in the afternoon.

    High: 99 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. South wind 5 to 10 mph becoming light southwest after midnight.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 99. Heat index values as high as 104. Calm wind becoming south around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. South wind 5 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 75. South wind around 5 mph becoming calm.
Sunday
Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny and hot, with a high near 99. Heat index values as high as 103. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 74. South wind 5 to 10 mph becoming light southwest after midnight.
Monday
Sunny and hot, with a high near 99. Heat index values as high as 104. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 76. South wind 5 to 10 mph.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny and hot, with a high near 100.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Mostly sunny and hot, with a high near 101.
Thursday Night
Mostly clear, with a low around 76.
Friday
Sunny and hot, with a high near 101.
Friday Night
Mostly clear, with a low around 76.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 101.
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ABOUT THIS FORECAST

 
Point Forecast:
San Felipe TX
 29.81°N 96.1°W (Elev. 98 ft)
Last Update:
10:51 pm CDT Aug 15, 2026
Forecast Valid:
12am CDT Aug 16, 2026-6pm CDT Aug 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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