• Today

    Dec 21

    35°Lo 24°

    Clouds and breaks of sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Mon

    Dec 22

    38°Lo 31°

    Cloudy

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Tue

    Dec 23

    48°Lo 41°

    Mostly cloudy and damp; fog

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Wed

    Dec 24

    56°Lo 35°

    Rain becoming steadier

    Low ragweed pollen levels
    • Precip
      77%
    • Wind
      Speed
      18 mph
    • Cloud
      Cover
      99%
    more
  • Thu

    Dec 25

    42°Lo 29°

    Snow showers; windy, colder

    Ragweed Pollen Weather
    • Precip
      60%
    • Wind
      Speed
      22 mph
    • Cloud
      Cover
      76%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
6am
7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Cloudy
Mostly Cloudy
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 21° 22° 23° 24° 27° 30° 32° 33°
RealFeel® 21° 21° 23° 26° 31° 36° 38° 39°
Humidity 85% 82% 81% 77% 70% 63% 57% 53%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
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%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (mph) 4 W 4 W 4 W 2 W 2 W 1 WNW 2 WNW 2 NW
UV Index 0 0 0 1 1 2 2 2
Cloud Cover 94% 77% 75% 73% 71% 70% 70% 70%
Dew Point 17° 17° 18° 18° 18° 19° 18° 18°
Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F

Temperature History - Dec 21

more Historical Weather Data >
  Today Normal Record 12/21/2013
High 35° 36° 67° (1949) 59°
Low 24° 22° -3° (1942) 51°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:34 AM with 9:22 of sunlight, then sets at 4:56 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:49 AM with 10:12 of moolight, then sets at 5:01 PM

Accident 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 >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps