| National Weather Service Forecast for:
3 Miles WNW Decatur, TX Issued by: National Weather Service Fort Worth/Dallas, TX |
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| Updated: Aug 20, 2026 10:51am | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Sunny, with a high near 107. Heat index values as high as 108. South southwest wind around 5 mph. |
| Tonight |
Mostly clear. Low around 80, with temperatures rising to around 82 overnight. Heat index values as high as 107. South southeast wind around 5 mph. |
| Friday |
A slight chance of showers and thunderstorms after 4pm. Sunny. High near 107, with temperatures falling to around 105 in the afternoon. Heat index values as high as 109. South southwest wind 0 to 5 mph. Chance of precipitation is 20%. |
| Friday Night |
A slight chance of showers and thunderstorms before 10pm. Mostly clear. Low around 79, with temperatures rising to around 81 overnight. Heat index values as high as 107. South wind around 5 mph. Chance of precipitation is 20%. |
| Saturday |
Sunny, with a high near 108. South southwest wind 0 to 5 mph. |
| Saturday Night |
Mostly clear. Low around 79, with temperatures rising to around 81 overnight. South wind around 5 mph. |
| Sunday |
Sunny, with a high near 106. Southwest wind 0 to 5 mph. |
| Sunday Night |
Mostly clear, with a low around 80. South wind around 5 mph. |
| Monday |
Sunny, with a high near 107. South southwest wind 5 to 10 mph. |
| Monday Night |
Mostly clear, with a low around 80. |
| Tuesday |
Sunny, with a high near 106. |
| Tuesday Night |
Mostly clear, with a low around 79. |
| Wednesday |
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 103. Chance of precipitation is 20%. |
| Wednesday Night |
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. Chance of precipitation is 20%. |
Forecast from NOAA-NWS for 3 Miles WNW Decatur, TX.