• Tonight

    Sep 16

    Lo 51°

    Clear and cool

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

    Sep 17

    75°Lo 54°

    Sunny and pleasant

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

    Sep 18

    75°Lo 49°

    Partly sunny and pleasant

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

    Sep 19

    73°Lo 54°

    Partly sunny and pleasant

    Moderate ragweed pollen levels
    • Precip
      7%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      26%
    more
  • Sat

    Sep 20

    79°Lo 57°

    Morning mist; clearing

    Ragweed Pollen Weather
    • Precip
      48%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      73%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Cloudy
Partly Cloudy
Sunny
Partly Cloudy
Sunny
Partly Sunny
Mostly Cloudy
Mostly Cloudy
Temp (°F) 55° 55° 57° 59° 66° 70° 72° 72°
RealFeel® 57° 56° 58° 59° 69° 72° 76° 72°
Humidity 100% 100% 93% 84% 90% 59% 59% 59%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
7%
 
7%
 
11%
 
11%
 
11%
 
11%
 
11%
 
11%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 0 0 0 2 N 0 3 N 0 7 NNW
UV Index 0 0 0 0 1 3 3 3
Cloud Cover 95% 31% 0% 56% 8% 45% 75% 75%
Dew Point 55° 55° 55° 54° 63° 55° 57° 57°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Sep 16

more Historical Weather Data >
  Today Normal Record 9/16/2013
High 79° 80° N/A 72°
Low 51° 59° N/A 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:52 AM with 12:25 of sunlight, then sets at 7:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:02 AM with 14:35 of moolight, then sets at 2:37 PM

Top Story

Frederick Weather Report

DC: Remainder of Week to Be Dry, Cool

September 16, 2014; 2:11 PM ET

Rainfall will be scarce around Washington, D.C., this week, but cool air will be plentiful. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps