Severe Thunderstorms and Heavy Rain in the Southern U.S.; Snow in the Northern Rockies and Northern Plains

A storm system will shift from eastern Texas into the lower Mississippi Valley today with additional threats of severe thunderstorms and heavy to excessive rainfall which may bring flooding. In the northern U.S., a storm will bring heavy snow and gusty winds over parts of the northern Rockies, northern Plains, and Upper Midwest today into Wednesday. Read More >

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Light Rain

58°F

14°C

Humidity 97%
Wind Speed SE 9 mph
Barometer 29.94 in (1014.0 mb)
Dewpoint 57°F (14°C)
Visibility 9.00 mi
Last update 24 Nov 9:53 am CST
Extended Forecast for

Melissa TX

Flood Watch November 24, 10:21am until November 24, 03:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch November 24, 10:21am until November 24, 03:00pm

    NOW until 3:00pm Mon

    Flood Watch

  • Today

    High: 65 °F

    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 49. South wind around 5 mph becoming west northwest after midnight.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 67. Northwest wind 5 to 10 mph.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. North wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 55. North wind 5 to 15 mph.

    High: 55 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35. North northeast wind around 5 mph becoming calm.

    Low: 35 °F

    Mostly Clear

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 58. Calm wind becoming southeast around 5 mph in the morning.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. Southeast wind around 5 mph.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Today
Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 3pm. High near 65. South wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Partly cloudy, with a low around 49. South wind around 5 mph becoming west northwest after midnight.
Tuesday
Sunny, with a high near 67. Northwest wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 41. North wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 55. North wind 5 to 15 mph.
Wednesday Night
Mostly clear, with a low around 35. North northeast wind around 5 mph becoming calm.
Thanksgiving Day
Sunny, with a high near 58. Calm wind becoming southeast around 5 mph in the morning.
Thursday Night
Mostly clear, with a low around 42. Southeast wind around 5 mph.
Friday
Mostly cloudy, with a high near 60. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly after midnight. Cloudy, with a low around 51.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Melissa TX
 33.3°N 96.57°W (Elev. 643 ft)
9:17 am CST Nov 24, 2025
10am CST Nov 24, 2025-6pm CST Nov 30, 2025
 
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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