| Land forecasts for the United States from the National Weather Service |
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LAT: LON: |
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| Plano, TX | ||
| Updated 09/12/2026 6:06am | ||
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Heat Advisory issued September 11 at 11:58PM CDT until September 12 at 8:00PM CDT |
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Today
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Tonight
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"Sunny"
HIGH
101°
Sunny, with a high near 101. Heat index values as high as 106. South wind around 10 mph.
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"Mostly Clear"
LOW
81°
Mostly clear. Low around 81, with temperatures rising to around 83 overnight. Heat index values as high as 104. South southeast wind 5 to 10 mph.
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Sunday
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Sunday Night
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"Sunny"
HIGH
99°
Sunny, with a high near 99. Heat index values as high as 102. South wind 5 to 10 mph, with gusts as high as 20 mph.
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"Clear"
LOW
81°
Clear, with a low around 81. Heat index values as high as 101. South southeast wind around 10 mph.
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Monday
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Monday Night
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"Sunny"
HIGH
99°
Sunny, with a high near 99. South wind 10 to 15 mph, with gusts as high as 25 mph.
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"Clear"
LOW
81°
Clear, with a low around 81. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
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Tuesday
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Tuesday Night
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"Sunny"
HIGH
100°
Sunny, with a high near 100. South wind around 10 mph, with gusts as high as 25 mph.
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"Mostly Clear"
LOW
81°
Mostly clear, with a low around 81. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
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Wednesday
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Wednesday Night
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"Sunny"
HIGH
99°
Sunny, with a high near 99. South southeast wind 5 to 10 mph.
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"Mostly Clear"
LOW
80°
Mostly clear, with a low around 80.
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Thursday
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Thursday Night
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"Sunny"
HIGH
98°
Sunny, with a high near 98.
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"Mostly Clear"
LOW
79°
Mostly clear, with a low around 79.
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Friday
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Friday Night
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"Sunny"
HIGH
97°
Sunny, with a high near 97.
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"Mostly Clear"
LOW
76°
Mostly clear, with a low around 76.
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Script by Saratoga-weather.org. Data provided by NOAA/NWS