| National Weather Service Forecast for:
Plano, TX Issued by: National Weather Service Fort Worth/Dallas, TX |
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| Updated: 07/22/2026 6:11am | ||||||||||||||||||||||||||||||||||||||||
| Plano, Collin County, Texas | ||||||||||||||||||||||||||||||||||||||||
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Heat Advisory issued July 22 at 12:02AM CDT until July 23 at 8:00PM CDT
Extreme Heat Warning issued July 22 at 12:02AM CDT until July 22 at 8:00PM CDT
Air Quality Alert issued July 21 at 2:42PM CDT
| Today |
Sunny, with a high near 103. Heat index values as high as 114. North northeast wind 5 to 10 mph. |
| Tonight |
Clear, with a low around 79. Heat index values as high as 109. East northeast wind around 10 mph. |
| Thursday |
Sunny, with a high near 98. Heat index values as high as 104. East wind around 10 mph. |
| Thursday Night |
Mostly clear, with a low around 79. Heat index values as high as 102. East southeast wind 5 to 10 mph. |
| Friday |
Sunny, with a high near 100. South southeast wind 5 to 10 mph. |
| Friday Night |
Mostly clear, with a low around 82. South wind 10 to 15 mph. |
| Saturday |
Mostly sunny, with a high near 101. South southwest wind around 10 mph. |
| Saturday Night |
Mostly clear, with a low around 83. South wind around 10 mph, with gusts as high as 20 mph. |
| Sunday |
Sunny, with a high near 102. South southwest wind around 10 mph, with gusts as high as 20 mph. |
| Sunday Night |
Clear, with a low around 83. |
| Monday |
Sunny, with a high near 102. |
| Monday Night |
Clear, with a low around 83. |
| Tuesday |
Sunny, with a high near 103. |
| Tuesday Night |
Mostly clear, with a low around 83. |
Forecast from NOAA-NWS for Plano, TX.