• Today

    Dec 17

    46°Lo 40°

    Occasional rain and drizzle

    Advisory for hair frizz
    • Wind
      Gust
      13 mph
    • Precip
      62%
    • Hours of Precip
      4
  • Thu

    Dec 18

    58°Lo 45°

    A bit of morning rain; milder

    Warning for hair frizz
    • Wind
      Gust
      10 mph
    • Precip
      55%
    • Hours of Precip
      7.5
    more
  • Fri

    Dec 19

    53°Lo 39°

    Cloudy with rain tapering off

    Advisory for hair frizz
    • Wind
      Gust
      13 mph
    • Precip
      79%
    • Hours of Precip
      4.5
    more
  • Sat

    Dec 20

    54°Lo 38°

    Mostly sunny

    Advisory for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      4%
    • Hours of Precip
      0
    more
  • Sun

    Dec 21

    55°Lo 41°

    Partly sunny

    Advisory for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      9%
    • Hours of Precip
      0
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
8pm
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  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Forecast
Rain
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Showers
Temp (°F) 40° 42° 42° 42° 42° 42° 42° 43°
RealFeel® 34° 38° 38° 38° 39° 38° 38° 38°
Humidity 98% 93% 93% 95% 98% 100% 100% 100%
   
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Rain
 
54%
 
49%
 
33%
 
33%
 
34%
 
37%
 
40%
 
44%
Snow
 
0%
 
0%
 
0%
 
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Ice
 
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  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Wind (mph) 7 ESE 7 ESE 6 ESE 6 ESE 6 ESE 6 SE 7 SE 7 SE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 98% 98% 96% 95% 95% 95% 95% 95%
Dew Point 40° 40° 40° 41° 42° 42° 42° 43°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Dec 17

more Historical Weather Data >
  Today Normal Record 12/17/2013
High 46° 53° N/A 71°
Low 40° 32° N/A 30°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:23 AM with 9:59 of sunlight, then sets at 5:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:49 AM with 11:26 of moolight, then sets at 2:15 PM

Mckinney Weather Report

Dallas: Showers to Dampen the Region Through Friday

December 17, 2014; 1:00 PM ET

A couple of storm systems will bring rain to the Dallas metroplex through Friday. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Wed. Hair Frizz

Wed. Wind Maps

Wed. UV Index