| National Weather Service Forecast for:
Pecan Grove, TX Issued by: National Weather Service Houston/Galveston/Dickinson, TX |
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| Updated: Tue, 15-Sep-2026 7:20am CDT | ||||||||||||||||||||||||||||||||||||||||
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Heat Advisory issued September 15 at 7:12AM CDT until September 15 at 7:00PM CDT
| Today |
A slight chance of showers and thunderstorms between 3pm and 5pm. Mostly sunny. High near 97, with temperatures falling to around 93 in the afternoon. Heat index values as high as 110. South wind 0 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Tonight |
Mostly clear, with a low around 77. Heat index values as high as 105. Southeast wind 0 to 10 mph. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday |
A slight chance of showers and thunderstorms between 1pm and 3pm. Mostly sunny, with a high near 96. Heat index values as high as 106. East wind 0 to 10 mph. |
| Wednesday Night |
Partly cloudy, with a low around 79. Heat index values as high as 103. East wind 0 to 10 mph. |
| Thursday |
A chance of showers and thunderstorms after 7am. Partly sunny. High near 94, with temperatures falling to around 91 in the afternoon. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. |
| Thursday Night |
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. Chance of precipitation is 50%. |
| Friday |
Sunny, with a high near 95. |
| Friday Night |
Mostly clear, with a low around 73. |
| Saturday |
Sunny, with a high near 95. |
| Saturday Night |
Mostly clear, with a low around 74. |
| Sunday |
Sunny, with a high near 96. |
| Sunday Night |
Partly cloudy, with a low around 76. |
| Monday |
A chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 94. Chance of precipitation is 30%. |
| Monday Night |
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. |
Forecast from NOAA-NWS for Pecan Grove, TX.