• Today

    Sep 2

    80°Lo 62°

    Showers and a heavier t-storm

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

    Sep 3

    82°Lo 61°

    Mostly sunny and less humid

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Thu

    Sep 4

    85°Lo 64°

    Mostly sunny and very warm

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

    Sep 5

    87°Lo 66°

    An afternoon thunderstorm

    Low ragweed pollen levels
    • Precip
      59%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      39%
    more
  • Sat

    Sep 6

    76°Lo 55°

    A couple of thunderstorms

    Ragweed Pollen Weather
    • Precip
      60%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      85%
    more
Next Previous
Hi 82° RealFeel® 86° Precipitation 5%

Day

N

E

S

W

  • WSW 3 mph
  • Gusts: 6 mph

Mostly sunny and less humid

  • Max UV Index: 6 (High)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 61° RealFeel® 61° Precipitation 10%

Night

N

E

S

W

  • SSE 2 mph
  • Gusts: 3 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Castle Shannon Pollen Levels - September 3

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Sep 3

more Historical Weather Data >
  Today Normal Record 9/3/2013
High 82° 78° N/A 72°
Low 61° 60° N/A 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:49 AM with 13:00 of sunlight, then sets at 7:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:29 PM with 10:10 of moolight, then sets at 1:39 AM

Top Story

Castle Shannon Weather Report

Pittsburgh to Stay Humid Into Midweek

September 2, 2014; 4:02 AM ET

The humid spell will persist through Tuesday. The combination of the steamy air and another storm system will spark more numerous showers and thunderstorms. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps