• Tonight

    Apr 27

    Lo 41°

    Clouds breaking; breezy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
  • Tue

    Apr 28

    70°Lo 45°

    Mostly sunny and warmer

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

    Apr 29

    74°Lo 51°

    Sun mixing with clouds

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

    Apr 30

    67°Lo 49°

    Showers around; not as warm

    Low ragweed pollen levels
    • Precip
      80%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      98%
    more
  • Fri

    May 1

    66°Lo 46°

    Cloudy and breezy

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      99%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
7pm
8pm 9pm 10pm 11pm Tue
12am
1am 2am
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Forecast
Mostly Cloudy
Showers
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Clear
Temp (°F) 55° 54° 52° 50° 49° 47° 45° 44°
RealFeel® 50° 45° 45° 42° 40° 38° 36° 37°
Humidity 41% 45% 51% 56% 60% 64% 70% 72%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Rain
 
34%
 
51%
 
47%
 
40%
 
34%
 
34%
 
22%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Wind (mph) 10 NNW 12 NNW 14 NNW 15 NNW 15 NNW 15 NNW 13 NNW 10 NW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 85% 82% 58% 61% 67% 70% 73% 26%
Dew Point 32° 33° 34° 35° 36° 35° 36° 35°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Apr 27

more Historical Weather Data >
  Today Normal Record 4/27/2014
High 61° 72° N/A 64°
Low 41° 48° N/A 37°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:17 AM with 13:42 of sunlight, then sets at 7:59 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:08 PM with 13:18 of moolight, then sets at 3:26 AM

Frederick Weather Report

Late-Week Storm Could Bring Rain, Wind to DC, Baltimore

April 27, 2015; 8:57 PM ET

Following midweek warmth around Washington, D.C., and Baltimore, a southern storm could spread wind and rain along the Atlantic coast on Thursday into Friday. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps