| National Weather Service Forecast for:
Plano, TX Issued by: National Weather Service Fort Worth/Dallas, TX |
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| Updated: 07/22/2026 6:12pm | ||||||||||||||||||||||||||||||||||||||||
| Plano, Collin County, Texas | ||||||||||||||||||||||||||||||||||||||||
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Extreme Heat Warning issued July 22 at 11:48AM CDT until July 22 at 8:00PM CDT
Heat Advisory issued July 22 at 11:48AM CDT until July 23 at 8:00PM CDT
| Tonight |
Mostly clear. Low around 79, with temperatures rising to around 81 overnight. Heat index values as high as 114. East northeast wind 5 to 15 mph. |
| Thursday |
Sunny, with a high near 98. Heat index values as high as 105. East wind 10 to 15 mph, with gusts as high as 25 mph. |
| Thursday Night |
Mostly clear. Low around 79, with temperatures rising to around 81 overnight. Heat index values as high as 104. East southeast wind 10 to 15 mph, with gusts as high as 25 mph. |
| Friday |
Mostly sunny, with a high near 98. Heat index values as high as 109. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. |
| Friday Night |
Mostly clear, with a low around 82. South wind 10 to 15 mph, with gusts as high as 25 mph. |
| Saturday |
Mostly sunny, with a high near 100. South southwest wind around 10 mph. |
| Saturday Night |
Mostly clear, with a low around 82. South wind around 10 mph. |
| Sunday |
Sunny, with a high near 101. South southwest wind around 10 mph. |
| Sunday Night |
Clear, with a low around 83. South wind around 10 mph. |
| Monday |
Sunny, with a high near 102. |
| Monday Night |
Mostly clear, with a low around 83. |
| Tuesday |
Sunny, with a high near 103. |
| Tuesday Night |
Mostly clear, with a low around 83. |
| Wednesday |
Sunny, with a high near 103. |
Forecast from NOAA-NWS for Plano, TX.