• Today

    Jul 31

    90°Lo 70°

    Showers and a heavier t-storm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Mon

    Aug 1

    89°Lo 68°

    A p.m. t-storm in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Tue

    Aug 2

    87°Lo 65°

    Periods of clouds and sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Aug 3

    86°Lo 68°

    Periods of clouds and sun

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

    Aug 4

    87°Lo 68°

    Some sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
5pm
6pm 7pm 8pm 9pm 10pm 11pm Tue
12am
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Forecast
Partly Cloudy
Partly Cloudy
Partly Sunny
T-storms
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 86° 85° 84° 80° 77° 75° 73° 71°
RealFeel® 94° 91° 89° 80° 80° 80° 78° 75°
Humidity 60% 59% 63% 71% 77% 87% 91% 91%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Rain
 
14%
 
10%
 
14%
 
51%
 
47%
 
40%
 
32%
 
32%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Wind (mph) 4 WNW 2 NW 2 NNW 4 NNW 2 NNW 2 NNW 2 NW 2 NNW
UV Index 2 1 0 0 0 0 0 0
Cloud Cover 65% 54% 46% 29% 26% 26% 26% 26%
Dew Point 70° 69° 70° 69° 69° 71° 70° 69°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2015
High 89° 88° N/A 90°
Low 68° 68° N/A 63°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:10 AM with 14:11 of sunlight, then sets at 8:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:54 AM with 14:30 of moolight, then sets at 7:24 PM

Frederick Weather Report

Soaking storms to elevate flash flood threat in northeastern US this weekend

July 31, 2016; 2:33 AM ET

Rounds of drenching showers and heavy thunderstorms will heighten the risk of flash flooding across the northeastern United States through the final weekend of July. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps