• Today

    Dec 21

    35°Lo 21°

    Variable cloudiness

    Watch for hair frizz
    • Wind
      Gust
      2 mph
    • Precip
      2%
    • Hours of Precip
      0
  • Mon

    Dec 22

    44°Lo 32°

    Cloudy

    Watch for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      12%
    • Hours of Precip
      0
    more
  • Tue

    Dec 23

    53°Lo 45°

    Damp in the afternoon

    Watch for hair frizz
    • Wind
      Gust
      16 mph
    • Precip
      42%
    • Hours of Precip
      5
    more
  • Wed

    Dec 24

    59°Lo 38°

    Rain becoming steadier

    Advisory for hair frizz
    • Wind
      Gust
      25 mph
    • Precip
      76%
    • Hours of Precip
      8
    more
  • Thu

    Dec 25

    43°Lo 28°

    Snow showers; windy, colder

    Advisory for hair frizz
    • Wind
      Gust
      31 mph
    • Precip
      69%
    • Hours of Precip
      3
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 26° 27° 29° 31° 32° 34° 35° 35°
RealFeel® 29° 30° 33° 36° 38° 39° 39° 38°
Humidity 68% 68% 65% 61% 56% 53% 51% 50%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
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%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 1 WNW 1 WNW 1 NW 1 NW 1 WNW 1 W 1 WSW 1 WNW
UV Index 0 0 1 1 1 1 1 0
Cloud Cover 99% 94% 89% 84% 78% 74% 71% 70%
Dew Point 17° 17° 18° 19° 18° 18° 18° 19°
Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F

Temperature History - Dec 21

more Historical Weather Data >
  Today Normal Record 12/21/2013
High 35° 41° 69° (1967) 61°
Low 21° 24° -10° (1942) 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:37 AM with 9:19 of sunlight, then sets at 4:56 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:51 AM with 10:10 of moolight, then sets at 5:01 PM

Scottdale Weather Report

Pittsburgh: Quiet Weekend Weather to be Followed by Christmas Eve Storm

December 21, 2014; 4:26 AM ET

Following benign weather this weekend, a major storm will affect Pittsburgh, much of the East and Midwest on Christmas Eve. 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.

Sun. Hair Frizz

Sun. Wind Maps

Sun. UV Index