| National Weather Service Forecast for:
Plano, TX Issued by: National Weather Service Fort Worth/Dallas, TX |
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| Updated: 07/23/2026 6:12pm | ||||||||||||||||||||||||||||||||||||||||
| Plano, Collin County, Texas | ||||||||||||||||||||||||||||||||||||||||
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Heat Advisory issued July 23 at 11:24PM CDT until July 24 at 8:00PM CDT
Heat Advisory issued July 23 at 1:06PM CDT until July 24 at 8:00PM CDT
| Tonight |
Mostly clear, with a low around 80. 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 97. Heat index values as high as 105. South wind 10 to 15 mph, with gusts as high as 25 mph. |
| Friday Night |
Partly cloudy. Low around 81, with temperatures rising to around 83 overnight. Heat index values as high as 105. South wind 10 to 15 mph, with gusts as high as 25 mph. |
| Saturday |
Mostly sunny, with a high near 99. Heat index values as high as 106. South southwest wind around 10 mph, with gusts as high as 20 mph. |
| Saturday Night |
Mostly clear. Low around 82, with temperatures rising to around 84 overnight. South southwest wind 5 to 10 mph. |
| Sunday |
Sunny, with a high near 101. South southwest wind around 10 mph. |
| Sunday Night |
Mostly clear, with a low around 82. South wind 5 to 10 mph. |
| Monday |
Sunny, with a high near 102. South southwest wind around 10 mph. |
| Monday Night |
Clear, with a low around 83. South wind around 10 mph. |
| Tuesday |
Sunny, with a high near 103. |
| Tuesday Night |
Clear, with a low around 83. |
| Wednesday |
Sunny, with a high near 103. |
| Wednesday Night |
Mostly clear, with a low around 83. |
| Thursday |
Sunny, with a high near 103. |
Forecast from NOAA-NWS for Plano, TX.