• Tonight

    Aug 25

    Lo 73°

    Partly cloudy, warm and humid

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    Aug 26

    92°Lo 67°

    A thunderstorm in the area

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
  • Sat

    Aug 27

    91°Lo 66°

    Sunny, hot and less humid

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    Aug 28

    90°Lo 66°

    Mostly sunny

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

    Aug 29

    91°Lo 67°

    Humid with clouds and sun

    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 >
  Fri
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
T-storms
Temp (°F) 74° 74° 73° 74° 76° 79° 82° 84°
RealFeel® 79° 79° 78° 81° 85° 89° 92° 93°
Humidity 88% 91% 94% 94% 89% 83% 72% 68%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
0%
 
0%
 
0%
 
2%
 
8%
 
8%
 
12%
 
51%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (mph) 4 SW 4 WSW 4 WSW 4 W 4 W 5 WNW 6 WNW 6 NW
UV Index 0 0 0 0 1 2 4 5
Cloud Cover 26% 26% 26% 26% 26% 26% 26% 26%
Dew Point 71° 71° 71° 73° 73° 73° 72° 72°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Aug 26

more Historical Weather Data >
  Today Normal Record 8/26/2015
High 92° 85° N/A 81°
Low 67° 65° N/A 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:33 AM with 13:16 of sunlight, then sets at 7:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:57 AM with 14:35 of moolight, then sets at 3:32 PM

Frederick Weather Report

Is summer heat, humidity over for the northeastern US?

August 25, 2016; 3:22 PM ET

Following a taste of autumn chill to start the week, is summer heat and humidity over for the northeastern United States? more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps