• Tonight

    Nov 20

    Lo 15°

    Frigid with a few snowflakes

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Fri

    Nov 21

    29°Lo 16°

    Partly sunny and cold

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

    Nov 22

    46°Lo 34°

    Some sun, then clouds; warmer

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

    Nov 23

    56°Lo 46°

    Mostly cloudy, rain

    Low ragweed pollen levels
    • Precip
      75%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      86%
    more
  • Mon

    Nov 24

    63°Lo 38°

    Spotty showers

    Ragweed Pollen Weather
    • Precip
      60%
    • Wind
      Speed
      15 mph
    • Cloud
      Cover
      76%
    more
Next Previous
Hi 30° RealFeel® 20° Precipitation 13%

Day

N

E

S

W

  • WSW 14 mph
  • Gusts: 28 mph

Breezy and colder with clouds giving way to some sun

  • Max UV Index: 1 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 15° RealFeel® 2° Precipitation 52%

Night

N

E

S

W

  • WSW 14 mph
  • Gusts: 30 mph

Mostly cloudy and frigid with a few flurries; breezy late

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0.0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 0 hrs

Washington Pollen Levels - November 20

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Nov 20

more Historical Weather Data >
  Today Normal Record 11/20/2013
High 30° 49° 75° (1985) 49°
Low 15° 30° 17° (1989) 23°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:12 AM with 9:49 of sunlight, then sets at 5:01 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:05 AM with 10:58 of moolight, then sets at 4:03 PM

Washington Weather Report

Pittsburgh: Weekend to Thaw, Feel Like Spring

November 20, 2014; 4:07 PM ET

A developing system in the Gulf of Mexico will send a surge of springlike warmth and wet weather towards Pittsburgh this weekend. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps