• Early AM

    Aug 5

    Lo 80°

    Partly cloudy

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Today

    Aug 5

    100°Lo 79°

    Very warm with sunshine

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

    Aug 6

    101°Lo 78°

    Mostly sunny and hot

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

    Aug 7

    102°Lo 78°

    Hot with plenty of sun

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

    Aug 8

    102°Lo 77°

    Hot with plenty of sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
4pm
5pm 6pm 7pm 8pm 9pm 10pm 11pm
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Forecast
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Sunny
Clear
Clear
Clear
Temp (°F) 99° 100° 99° 98° 95° 91° 89° 87°
RealFeel® 104° 103° 100° 98° 95° 92° 90° 89°
Humidity 38% 37% 37% 39% 43% 48% 51% 57%
   
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 12 SSE 13 SSE 13 SSE 13 SSE 10 SSE 9 SSE 8 SSE 8 S
UV Index 5 3 1 0 0 0 0 0
Cloud Cover 8% 10% 11% 10% 6% 3% 0% 0%
Dew Point 69° 69° 69° 69° 69° 69° 69° 70°
Middle Grid line 105 F Middle Grid line 100 F Middle Grid line 95 F Middle Grid line 90 F Middle Grid line 85 F

Temperature History - Aug 5

more Historical Weather Data >
  Today Normal Record 8/5/2014
High 100° 94° N/A 93°
Low 79° 71° N/A 68°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:42 AM with 13:40 of sunlight, then sets at 8:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:50 AM with 2:36 of moolight, then sets at 12:27 PM

Mckinney Weather Report

Dallas: Sizzling Heat to Persist Into Late Week

August 5, 2015; 4:36 AM ET

Sunny skies and very warm conditions will persist through the week in the Dallas-Fort Worth Metroplex. 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

Wed. Snow Day Potential