• Tonight

    Sep 17

    Lo 45°

    Clear; areas of fog late

    Ragweed Pollen Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
  • Thu

    Sep 18

    69°Lo 43°

    Fog in the a.m.; mostly sunny

    Moderate ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Fri

    Sep 19

    72°Lo 53°

    Partly sunny and nice

    Moderate ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Sat

    Sep 20

    77°Lo 57°

    Nice with sun and some clouds

    Moderate ragweed pollen levels
    • Precip
      7%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      44%
    more
  • Sun

    Sep 21

    75°Lo 53°

    T-storms possible in the p.m.

    Ragweed Pollen Weather
    • Precip
      35%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      76%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
9pm
10pm 11pm Thu
12am
1am 2am 3am 4am
  9pm 10pm 11pm 12am 1am 2am 3am 4am
Forecast
Clear
Clear
Clear
Clear
Clear
Clear
Mostly Clear
Mostly Clear
Temp (°F) 53° 52° 50° 49° 48° 47° 46° 46°
RealFeel® 54° 53° 51° 50° 48° 47° 46° 45°
Humidity 81% 83% 89% 93% 94% 93% 94% 95%
   
  9pm 10pm 11pm 12am 1am 2am 3am 4am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  9pm 10pm 11pm 12am 1am 2am 3am 4am
Wind (mph) 0 0 1 W 1 WNW 2 NNW 2 N 2 NNW 3 NNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 0% 0% 0% 0% 1% 6% 10% 10%
Dew Point 47° 47° 47° 47° 47° 45° 45° 44°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Sep 17

more Historical Weather Data >
  Today Normal Record 9/17/2013
High 70° 74° 90° (1991) 70°
Low 45° 50° 38° (1986) 41°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:03 AM with 12:24 of sunlight, then sets at 7:27 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:02 AM with 14:33 of moolight, then sets at 3:35 PM

Top Story

Washington Weather Report

Pittsburgh: Sunny Skies, Pleasant Conditions to Continue Into the Weekend

September 17, 2014; 11:46 AM ET

Pleasant conditions and rising temperatures are in store for Pittsburgh as the weekend approaches. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps