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

Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Partly Cloudy

75°F

24°C

Humidity 94%
Wind Speed E 6 mph
Barometer 30.04 in (1016.4 mb)
Dewpoint 73°F (23°C)
Visibility 9.00 mi
Last update 3 Aug 6:53 am CDT
Extended Forecast for

Melissa TX

  • Today

    Today: Mostly sunny, with a high near 91. Southeast wind 5 to 10 mph.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 71. East wind 5 to 10 mph.

    Low: 71 °F

    Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. East wind around 5 mph becoming north in the morning.

    High: 86 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. East wind around 5 mph becoming calm after midnight.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91. East southeast wind around 5 mph.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73. Southeast wind around 5 mph.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96. South wind 5 to 10 mph.

    High: 96 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. South southeast wind 5 to 10 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

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

    High: 97 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 91. Southeast wind 5 to 10 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 71. East wind 5 to 10 mph.
Monday
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. East wind around 5 mph becoming north in the morning.
Monday Night
Mostly clear, with a low around 70. East wind around 5 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 91. East southeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 73. Southeast wind around 5 mph.
Wednesday
Sunny, with a high near 96. South wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 75. South southeast wind 5 to 10 mph.
Thursday
Sunny, with a high near 97. South wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 75.
Friday
Sunny, with a high near 98.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Melissa TX
 33.28°N 96.57°W (Elev. 646 ft)
Last Update:
5:24 am CDT Aug 3, 2025
Forecast Valid:
7am CDT Aug 3, 2025-6pm CDT Aug 9, 2025
 
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