• Today

    Jul 30

    82°Lo 72°

    A brief shower or two

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Thu

    Jul 31

    82°Lo 64°

    A couple of thunderstorms

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Fri

    Aug 1

    81°Lo 62°

    Sunny to partly cloudy

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sat

    Aug 2

    85°Lo 64°

    Mostly sunny

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sun

    Aug 3

    88°Lo 65°

    Sunshine and patchy clouds

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Cloudy
Cloudy
T-storms
Cloudy
Cloudy
T-storms
Cloudy
T-storms
Temp (°F) 73° 74° 74° 73° 73° 73° 72° 74°
RealFeel® 72° 72° 70° 72° 72° 70° 71° 73°
Humidity 82% 78% 79% 80% 81% 81% 86% 81%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
44%
 
48%
 
52%
 
48%
 
47%
 
51%
 
43%
 
51%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 7 SE 7 SE 7 SSE 7 SSE 7 SSE 7 SE 6 SE 8 SSE
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 95% 95% 95% 95% 95% 95% 95% 89%
Dew Point 68° 67° 67° 67° 67° 67° 68° 68°
Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2013
High 82° 93° N/A 101°
Low 64° 71° N/A 77°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:39 AM with 13:47 of sunlight, then sets at 8:26 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:51 AM with 12:06 of moolight, then sets at 10:57 PM

Top Story

Mckinney Weather Report

Dallas: Cooler Temperatures Throughout New Week

July 30, 2014; 6:05 AM ET

The chance for thunderstorms will persist through the Dallas area for the next several days. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Thu. Snow Day Potential