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

Powerful Storm to Impact Eastern Third of U.S. this weekend.

A developing storm system will bring a myriad of significant impacts this weekend. Heavy snow up to 18 inches from the Ohio Valley to the Northeast, and ice up to a quarter of an inch is forecast in places. Heavy rain may cause flash flooding from the Mid-South to the Mid-Atlantic. Severe thunderstorms with damaging winds and isolated tornadoes will be possible in the Deep South. Read More >

Hazardous Weather Conditions

Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

53°F

12°C

Humidity 77%
Wind Speed W 17 G 29 mph
Barometer 29.71 in (1006.4 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 19 Jan 1:53 am CST
Extended Forecast for

Mc Kinney TX

Wind Advisory until January 19, 06:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until January 19, 06:00pm

    NOW until
    6:00pm Sat

    Wind Advisory

  • Overnight

    Overnight: A chance of rain before 3am, then a chance of rain and snow. Some thunder is also possible. Cloudy, with a low around 34. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 35 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Chance
    Rain/Snow and
    Windy

    Low: 34 °F

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a steady temperature around 36. Windy, with a north northwest wind 25 to 30 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph.

    Gradual
    Clearing and
    Windy

    High: 36 °F

  • Saturday
    Night

    Saturday Night: Clear, with a low around 25. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Clear

    Low: 25 °F

  • Sunday

    Sunday: Sunny, with a high near 47. North northwest wind 5 to 10 mph becoming south in the afternoon.

    Sunny

    High: 47 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 37. South southeast wind 5 to 10 mph.

    Mostly Clear

    Low: 37 °F

  • M.L.King
    Day

    M.L.King Day: Sunny, with a high near 58. South wind 10 to 20 mph, with gusts as high as 25 mph.

    Sunny

    High: 58 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 50. South wind 15 to 20 mph, with gusts as high as 25 mph.

    Partly Cloudy

    Low: 50 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers. Partly sunny, with a high near 56. South wind around 15 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.

    Slight Chance
    Showers

    High: 56 °F

Detailed Forecast

Overnight
A chance of rain before 3am, then a chance of rain and snow. Some thunder is also possible. Cloudy, with a low around 34. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 35 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Cloudy through mid morning, then gradual clearing, with a steady temperature around 36. Windy, with a north northwest wind 25 to 30 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph.
Saturday Night
Clear, with a low around 25. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 47. North northwest wind 5 to 10 mph becoming south in the afternoon.
Sunday Night
Mostly clear, with a low around 37. South southeast wind 5 to 10 mph.
M.L.King Day
Sunny, with a high near 58. South wind 10 to 20 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 50. South wind 15 to 20 mph, with gusts as high as 25 mph.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 56. South wind around 15 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 33. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 46.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Mostly sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Sunny, with a high near 50.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Mc Kinney TX
 33.19°N 96.65°W (Elev. 545 ft)
Last Update:
9:52 pm CST Jan 18, 2019
Forecast Valid:
2am CST Jan 19, 2019-6pm CST Jan 25, 2019
 
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