Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Hazardous Weather Conditions

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

88°F

31°C

Humidity 54%
Wind Speed S 5 mph
Barometer 29.96 in (1013.9 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 4 Aug 10:53 am CDT
Extended Forecast for

Murphy TX

  • Today

    Today: Sunny and hot, with a high near 101. Heat index values as high as 105. South southeast wind around 10 mph.

    High: 101 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 79. South southeast wind around 10 mph.

    Low: 79 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100. South southwest wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 79. South southeast wind around 10 mph.

    Low: 79 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. South southwest wind around 10 mph.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78. South southeast wind around 10 mph.

    Low: 78 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 98. South wind 5 to 10 mph.

    High: 98 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 78. South southeast wind 5 to 10 mph.

    Low: 78 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 97. South wind 5 to 10 mph.

    High: 97 °F

    Sunny

Detailed Forecast

Today
Sunny and hot, with a high near 101. Heat index values as high as 105. South southeast wind around 10 mph.
Tonight
Mostly clear, with a low around 79. South southeast wind around 10 mph.
Wednesday
Sunny and hot, with a high near 100. South southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 79. South southeast wind around 10 mph.
Thursday
Sunny and hot, with a high near 99. South southwest wind around 10 mph.
Thursday Night
Mostly clear, with a low around 78. South southeast wind around 10 mph.
Friday
Sunny, with a high near 98. South wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 78. South southeast wind 5 to 10 mph.
Saturday
Sunny, with a high near 97. South wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 77.
Sunday
Sunny, with a high near 97.
Sunday Night
Mostly clear, with a low around 78.
Monday
Sunny, with a high near 98.
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ABOUT THIS FORECAST

 
Point Forecast:
Murphy TX
 33.03°N 96.62°W (Elev. 607 ft)
11:31 am CDT Aug 4, 2026
11am CDT Aug 4, 2026-6pm CDT Aug 10, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database