| Land forecasts for the United States from the National Weather Service |
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LAT: LON: |
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| Plano, TX | ||
| Updated Sun, 13-Sep-2026 6:06am CDT | ||
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Heat Advisory issued September 13 at 5:48AM CDT until September 13 at 8:00PM CDT |
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Today
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Tonight
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"Sunny"
HIGH
100°
Sunny. High near 100, with temperatures falling to around 98 in the afternoon. Heat index values as high as 105. South wind 5 to 10 mph.
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"Clear"
LOW
80°
Clear. Low around 80, with temperatures rising to around 82 overnight. Heat index values as high as 102. South southeast wind around 10 mph.
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Monday
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Monday Night
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"Sunny"
HIGH
98°
Sunny. High near 98, with temperatures falling to around 96 in the afternoon. Heat index values as high as 103. South wind 10 to 15 mph, with gusts as high as 25 mph.
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"Clear"
LOW
79°
Clear, with a low around 79. Heat index values as high as 100. South 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 20 mph.
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"Mostly Clear"
LOW
79°
Mostly clear. Low around 79, with temperatures rising to around 81 overnight. South southeast wind 5 to 15 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
79°
Mostly clear, with a low around 79. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
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Thursday
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Thursday Night
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"Sunny"
HIGH
98°
Sunny, with a high near 98. South southeast wind 5 to 10 mph.
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"Mostly Clear"
LOW
78°
Mostly clear, with a low around 78.
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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
74°
Mostly clear, with a low around 74.
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Saturday
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Saturday Night
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"Sunny"
HIGH
93°
Sunny, with a high near 93.
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"Mostly Clear"
LOW
72°
Mostly clear, with a low around 72.
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Script by Saratoga-weather.org. Data provided by NOAA/NWS