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Hazardous Weather Conditions

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Overcast

50°F

10°C

Humidity 83%
Wind Speed SE 3 mph
Barometer 30.12 in (1020.8 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 21 Jan 3:53 am CST
Extended Forecast for

Prosper TX

Winter Storm Watch January 23, 12:00pm until January 25, 06:00am
Click here for hazard details and duration
Winter Storm Watch

  • Overnight

    Overnight: A 40 percent chance of showers. Cloudy, with a steady temperature around 50. South southwest wind 5 to 10 mph.

    Low: 50 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before 9am. Cloudy through mid morning, then gradual clearing, with a high near 61. South southwest wind 5 to 10 mph becoming north in the afternoon.

    High: 61 °F

    Chance
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37. Northeast wind around 5 mph.

    Low: 37 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly cloudy, with a high near 59. East southeast wind around 5 mph.

    High: 59 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after midnight. Cloudy, with a low around 41. East northeast wind 5 to 10 mph.

    Low: 41 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Rain showers likely before noon, then rain showers and sleet. Temperature falling to around 33 by 5pm. Northeast wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 42 °F⇓

    Showers
    Likely then
    Rain/Sleet

  • Friday Night

    Friday Night: Rain showers, freezing rain, and sleet before midnight, then sleet, possibly mixed with freezing rain between midnight and 3am, then sleet, possibly mixed with snow showers and freezing rain after 3am. The sleet could be heavy at times. Low around 16. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 16 °F

    Wintry Mix

  • Saturday

    Saturday: Snow showers and sleet. The sleet could be heavy at times. High near 22. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 22 °F

    Snow/Sleet

  • Saturday Night

    Saturday Night: A chance of snow showers and sleet before midnight, then a chance of snow showers. Mostly cloudy, with a low around 9. North wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 9 °F

    Chance
    Snow/Sleet
    then Chance
    Snow Showers

Detailed Forecast

Overnight
A 40 percent chance of showers. Cloudy, with a steady temperature around 50. South southwest wind 5 to 10 mph.
Wednesday
A 30 percent chance of showers before 9am. Cloudy through mid morning, then gradual clearing, with a high near 61. South southwest wind 5 to 10 mph becoming north in the afternoon.
Wednesday Night
Mostly clear, with a low around 37. Northeast wind around 5 mph.
Thursday
Mostly cloudy, with a high near 59. East southeast wind around 5 mph.
Thursday Night
A 40 percent chance of showers after midnight. Cloudy, with a low around 41. East northeast wind 5 to 10 mph.
Friday
Rain showers likely before noon, then rain showers and sleet. Temperature falling to around 33 by 5pm. Northeast wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Friday Night
Rain showers, freezing rain, and sleet before midnight, then sleet, possibly mixed with freezing rain between midnight and 3am, then sleet, possibly mixed with snow showers and freezing rain after 3am. The sleet could be heavy at times. Low around 16. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Saturday
Snow showers and sleet. The sleet could be heavy at times. High near 22. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Saturday Night
A chance of snow showers and sleet before midnight, then a chance of snow showers. Mostly cloudy, with a low around 9. North wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Sunday
A 20 percent chance of snow showers before noon. Mostly cloudy and cold, with a high near 22.
Sunday Night
Partly cloudy, with a low around 9.
Monday
Mostly sunny, with a high near 31.
Monday Night
Mostly clear, with a low around 11.
Tuesday
Mostly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prosper TX
 33.25°N 96.78°W (Elev. 732 ft)
Last Update:
3:21 am CST Jan 21, 2026
Forecast Valid:
4am CST Jan 21, 2026-6pm CST Jan 27, 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