• Early AM

    Dec 21

    Lo 24°

    Mostly cloudy

    Bicycling Weather
    • Precip
      0%
    • Hours of Precip
      0
    • Wind
      Gust
      2 mph
    more
  • Today

    Dec 21

    40°Lo 23°

    Partly sunny

    Good for biking
    • Precip
      7%
    • Hours of Precip
      0
    • Wind
      Gust
      4 mph
  • Mon

    Dec 22

    40°Lo 32°

    A little afternoon rain

    Fair for biking
    • Precip
      63%
    • Hours of Precip
      1
    • Wind
      Gust
      12 mph
    more
  • Tue

    Dec 23

    45°Lo 44°

    Mostly cloudy and misty

    Poor for biking
    • Precip
      53%
    • Hours of Precip
      3
    • Wind
      Gust
      12 mph
    more
  • Wed

    Dec 24

    59°Lo 41°

    Rain; breezy, not as cool

    Poor for biking
    • Precip
      75%
    • Hours of Precip
      5
    • Wind
      Gust
      43 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
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Forecast
Mostly Cloudy
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Mostly Cloudy
Mostly Cloudy
Partly Cloudy
Partly Sunny
Temp (°F) 25° 25° 25° 24° 24° 24° 25° 26°
RealFeel® 28° 27° 27° 27° 27° 27° 27° 29°
Humidity 76% 78% 80% 83% 84% 84% 82% 78%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
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Snow
 
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Ice
 
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  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 1 W 1 W 1 W 1 WNW 1 WNW 1 NW 1 NNW 1 N
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 85% 82% 80% 78% 75% 75% 45% 45%
Dew Point 19° 19° 19° 20° 20° 20° 20° 20°
Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F

Temperature History - Dec 21

more Historical Weather Data >
  Today Normal Record 12/21/2013
High 40° N/A 69° (1923) 64°
Low 23° N/A -4° (1942) 39°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:24 AM with 9:21 of sunlight, then sets at 4:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:38 AM with 10:11 of moolight, then sets at 4:49 PM

Red Lion Weather Report

Harrisburg: Quiet Weekend Weather to be Followed by Christmas Eve Storm

December 21, 2014; 12:57 AM ET

Following benign weather this weekend, a major storm will affect Harrisburg, Pennsylvania, much of the East and Midwest on Christmas Eve. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.