• Early AM

    Aug 20

    Lo 65°

    A shower possible

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Today

    Aug 20

    86°Lo 66°

    A p.m. t-storm in spots

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

    Aug 21

    86°Lo 66°

    A couple of thunderstorms

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

    Aug 22

    82°Lo 66°

    Couple of thunderstorms

    Low ragweed pollen levels
    • Precip
      61%
    • Wind
      Speed
      3 mph
    • Cloud
      Cover
      77%
  • Sat

    Aug 23

    76°Lo 64°

    Cooler with a shower or two

    Low ragweed pollen levels
    • Precip
      61%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      70%
    more
Next Previous
Hi 82° RealFeel® 91° Precipitation 61%

Day

N

E

S

W

  • WNW 3 mph
  • Gusts: 5 mph

Mostly cloudy and humid with a couple of showers and a thunderstorm, mainly later

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 60%
  • Precipitation: 0.16 in
  • Rain: 0.16 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2.5 hrs
  • Hours of Rain: 2.5 hrs
Lo 66° RealFeel® 64° Precipitation 60%

Night

N

E

S

W

  • E 3 mph
  • Gusts: 5 mph

Considerable cloudiness and humid with a couple of showers and a thunderstorm

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 0.28 in
  • Rain: 0.28 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 4 hrs
  • Hours of Rain: 4 hrs

Temperature History - Aug 22

more Historical Weather Data >
  Today Normal Record 8/22/2013
High 82° 86° N/A 84°
Low 66° 66° N/A 66°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:29 AM with 13:27 of sunlight, then sets at 7:56 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:51 AM with 14:12 of moolight, then sets at 6:03 PM

Top Story

Frederick Weather Report

DC: Downpour, Flooding Risk to Increase Into Thursday

August 19, 2014; 11:08 AM ET

A wedge of dry air will slowly erode at midweek and will allow showers and thunderstorms to survive the trip into Washington, D.C., from the Midwest. more >

Fri. Dust & Dander

Fri. Wind Maps