| National Weather Service Forecast for:
Pecan Grove, TX Issued by: National Weather Service Houston/Galveston/Dickinson, TX |
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| Updated: Wed, 19-Aug-2026 1:21pm CDT | ||||||||||||||||||||||||||||||||||||||||
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Heat Advisory issued August 19 at 11:55AM CDT until August 21 at 7:00PM CDT
| This Afternoon |
Sunny, with a high near 99. Heat index values as high as 110. South wind around 10 mph. |
| Tonight |
Patchy fog after 4am. Mostly clear, with a low around 77. Heat index values as high as 105. South wind 5 to 15 mph, with gusts as high as 20 mph. |
| Thursday |
Patchy fog before 8am. Mostly sunny, with a high near 99. Heat index values as high as 109. Southwest wind 0 to 10 mph. |
| Thursday Night |
Patchy fog after 4am. Mostly clear, with a low around 78. Heat index values as high as 106. South wind 5 to 10 mph. |
| Friday |
Patchy fog before 8am. Mostly sunny, with a high near 100. Southwest wind around 5 mph. |
| Friday Night |
Partly cloudy, with a low around 78. |
| Saturday |
Mostly sunny, with a high near 100. |
| Saturday Night |
Mostly clear, with a low around 77. |
| Sunday |
Sunny, with a high near 101. |
| Sunday Night |
Mostly clear, with a low around 77. |
| Monday |
Sunny, with a high near 100. |
| Monday Night |
Mostly clear, with a low around 76. |
| Tuesday |
Sunny, with a high near 99. |
| Tuesday Night |
Mostly clear, with a low around 77. |
Forecast from NOAA-NWS for Pecan Grove, TX.