| NWS Forecast for: Grimes County Issued by: National Weather Service Houston, TX Last Update: 732 AM CDT Sun Aug 23 2026 |  |
Today: Sunny, hot with highs around 103. Southwest winds around 5 mph. Tonight: Mostly clear. Lows in the upper 70s. South winds 5 to 10 mph with gusts up to 20 mph. Heat index values up to 107 early in the evening. Monday: Sunny, hot with highs around 102. Southwest winds 5 to 10 mph. Monday Night: Mostly clear. Lows in the upper 70s. South winds 5 to 10 mph with gusts up to 20 mph. Heat index values up to 107 early in the evening. Tuesday: Sunny, hot with highs around 102. Southwest winds 5 to 10 mph. Heat index values up to 109. Tuesday Night: Mostly clear. Lows in the upper 70s. Heat index values up to 110 early in the evening. Wednesday: Sunny, hot with highs around 100. Heat index values up to 110. Wednesday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 110 early in the evening. Thursday: Mostly sunny. Hot with highs around 100. Heat index values up to 110. Thursday Night: Partly cloudy. Lows in the mid 70s. Heat index values up to 110 early in the evening. Friday: Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110. Friday Night: Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. Saturday: Sunny, hot with highs in the upper 90s. Heat index values up to 110. | |
| Zone Forecast: Grimes County | |
Visit your local NWS office at: https://www.weather.gov/hgx |