National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lala Impacting Hawaii; Flash Flooding Risks; Excessive Heat

Lala will continue to impact Hawaii through the weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Thunderstorms, heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians and the mid-Atlantic through today. Record heat continues for areas of the Mississippi Valley into the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

99°F

37°C

Humidity 30%
Wind Speed S 8 mph
Barometer 30.08 in (1017.6 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 16 Aug 2:53 pm CDT
Extended Forecast for

Murphy TX

Heat Advisory August 16, 03:46pm until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 16, 03:46pm until August 17, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • This Afternoon

    High: 102 °F

    Hot

  • Tonight

    Tonight: Clear, with a low around 78. South wind around 5 mph.

    Low: 78 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 103. Heat index values as high as 106. South wind 5 to 10 mph.

    High: 103 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 79. South wind around 5 mph.

    Low: 79 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 103. Southwest wind 5 to 10 mph.

    High: 103 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 80. South wind around 10 mph.

    Low: 80 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 102. South southwest wind around 10 mph.

    High: 102 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 80. South wind around 10 mph.

    Low: 80 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 102. South wind around 10 mph.
Tonight
Clear, with a low around 78. South wind around 5 mph.
Monday
Sunny and hot, with a high near 103. Heat index values as high as 106. South wind 5 to 10 mph.
Monday Night
Clear, with a low around 79. South wind around 5 mph.
Tuesday
Sunny and hot, with a high near 103. Southwest wind 5 to 10 mph.
Tuesday Night
Clear, with a low around 80. South wind around 10 mph.
Wednesday
Sunny and hot, with a high near 102. South southwest wind around 10 mph.
Wednesday Night
Mostly clear, with a low around 80. South wind around 10 mph.
Thursday
Sunny and hot, with a high near 102. Southwest wind around 10 mph.
Thursday Night
Mostly clear, with a low around 79.
Friday
Sunny and hot, with a high near 101.
Friday Night
Mostly clear, with a low around 77.
Saturday
Sunny and hot, with a high near 101.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Murphy TX
 33.01°N 96.62°W (Elev. 548 ft)
Last Update:
1:26 pm CDT Aug 16, 2026
Forecast Valid:
3pm CDT Aug 16, 2026-6pm CDT Aug 22, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation