| National Weather Service Forecast for:
Plano, TX Issued by: National Weather Service Fort Worth/Dallas, TX |
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| Updated: 07/07/2026 8:06pm | ||||||||||||||||||||||||||||||||||||||||
| Plano, Collin County, Texas | ||||||||||||||||||||||||||||||||||||||||
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| Tonight |
Isolated showers and thunderstorms after 4am. Partly cloudy. Low around 77, with temperatures rising to around 79 overnight. Heat index values as high as 97. South southeast wind around 5 mph. Chance of precipitation is 20%. |
| Wednesday |
A slight chance of showers and thunderstorms. Sunny, with a high near 99. Heat index values as high as 104. South southwest wind 5 to 10 mph. Chance of precipitation is 20%. |
| Wednesday Night |
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 78. Heat index values as high as 101. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%. |
| Thursday |
Sunny, with a high near 100. Heat index values as high as 104. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. |
| Thursday Night |
Clear, with a low around 81. South wind around 15 mph, with gusts as high as 25 mph. |
| Friday |
Sunny. High near 98, with temperatures falling to around 96 in the afternoon. South wind around 15 mph, with gusts as high as 25 mph. |
| Friday Night |
Mostly clear, with a low around 81. South wind 10 to 15 mph, with gusts as high as 25 mph. |
| Saturday |
Sunny, with a high near 99. South wind around 10 mph. |
| Saturday Night |
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 80. South wind around 10 mph. Chance of precipitation is 20%. |
| Sunday |
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 30%. |
| Sunday Night |
A chance of showers and thunderstorms. Partly cloudy, with a low around 79. Chance of precipitation is 30%. |
| Monday |
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 20%. |
| Monday Night |
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 78. Chance of precipitation is 20%. |
| Tuesday |
A slight chance of showers and thunderstorms after 7am. Sunny, with a high near 95. Chance of precipitation is 20%. |
Forecast from NOAA-NWS for Plano, TX.