• Tonight

    Apr 18

    Lo 48°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Sun

    Apr 19

    67°Lo 50°

    Cooler; a little p.m. rain

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

    Apr 20

    77°Lo 52°

    An afternoon thunderstorm

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

    Apr 21

    66°Lo 42°

    Mostly sunny and nice

    Low ragweed pollen levels
    • Precip
      15%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      19%
    more
  • Wed

    Apr 22

    67°Lo 42°

    Partly sunny, a shower or two

    Ragweed Pollen Weather
    • Precip
      55%
    • Wind
      Speed
      15 mph
    • Cloud
      Cover
      36%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 56° 57° 60° 62° 63° 65° 67° 65°
RealFeel® 57° 60° 63° 66° 67° 68° 68° 65°
Humidity 48% 44% 40% 39% 38% 37% 36% 41%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
5%
 
6%
 
7%
 
7%
 
11%
 
19%
 
19%
 
24%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 7 ENE 8 ENE 9 ENE 9 E 10 E 12 E 12 E 13 E
UV Index 2 4 5 6 6 6 4 3
Cloud Cover 35% 40% 46% 51% 57% 62% 68% 73%
Dew Point 36° 35° 35° 36° 37° 38° 39° 41°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Apr 19

more Historical Weather Data >
  Today Normal Record 4/19/2014
High 67° 69° N/A 66°
Low 50° 46° N/A 37°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:27 AM with 13:24 of sunlight, then sets at 7:51 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:09 AM with 13:56 of moolight, then sets at 9:05 PM

Frederick Weather Report

DC, Baltimore: Rainy, Stormy Monday to Follow Sun-Filled Weekend

April 18, 2015; 1:34 PM ET

Following a weekend filled with sunshine, a storm will send windswept rain into the Washington, D.C., and Baltimore areas by Monday. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps