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Current conditions at
McKinney - McKinney National Airport (KTKI)
Lat: 33.18°NLon: 96.59°WElev: 584ft.
Fair
81°F
27°C
| Humidity | 69% |
| Wind Speed | Calm |
| Barometer | 30.18 in (1021.2 mb) |
| Dewpoint | 70°F (21°C) |
| Visibility | 10.00 mi |
| Heat Index | 84°F (29°C) |
| Last update | 17 Sep 1:53 am CDT |
Extended Forecast for
3 Miles W Van Alstyne TX
Overnight
Low: 77 °F
Mostly Clear
Thursday
High: 98 °F
Sunny then
Slight Chance
T-stormsThursday Night
Low: 76 °F
Mostly Clear
Friday
High: 99 °F
Hot
Friday Night
Low: 74 °F
Clear
Saturday
High: 99 °F
Hot
Saturday Night
Low: 75 °F
Mostly Clear
Sunday
High: 98 °F
Sunny
Sunday Night
Low: 75 °F
Partly Cloudy
then Slight
Chance
Showers
Detailed Forecast
Overnight
Mostly clear, with a low around 77. South southeast wind around 5 mph.
Thursday
A 10 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 98. Heat index values as high as 103. South wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 76. Southeast wind 5 to 10 mph.
Friday
Sunny and hot, with a high near 99. Heat index values as high as 102. Light south southeast wind increasing to 5 to 10 mph in the afternoon.
Friday Night
Clear, with a low around 74. South southeast wind around 5 mph.
Saturday
Sunny and hot, with a high near 99. South southwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 75. South wind 5 to 10 mph.
Sunday
Sunny, with a high near 98. South wind 5 to 10 mph.
Sunday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 75. South southeast wind around 5 mph.
Monday
A 30 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 94.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 72.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 94.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles W Van Alstyne TX
33.41°N 96.62°W (Elev. 692 ft)
33.41°N 96.62°W (Elev. 692 ft)
1:26 am CDT Sep 17, 2026
2am CDT Sep 17, 2026-6pm CDT Sep 23, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
