• Tonight

    Aug 31

    Lo 68°

    Mostly cloudy with a t-storm

    Bicycling Weather
    • Precip
      21%
    • Hours of Precip
      1.5
    • Wind
      Gust
      14 mph
    more
  • Thu

    Sep 1

    81°Lo 60°

    Clouds giving way to some sun

    Very Good for biking
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
    more
  • Fri

    Sep 2

    79°Lo 61°

    Partly sunny and pleasant

    Excellent for biking
    • Precip
      7%
    • Hours of Precip
      0
    • Wind
      Gust
      12 mph
  • Sat

    Sep 3

    72°Lo 60°

    Some sun, then clouds

    Excellent for biking
    • Precip
      6%
    • Hours of Precip
      0
    • Wind
      Gust
      8 mph
    more
  • Sun

    Sep 4

    68°Lo 61°

    Mostly cloudy, rain possible

    Good for biking
    • Precip
      35%
    • Hours of Precip
      0
    • Wind
      Gust
      6 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
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10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 66° 68° 71° 74° 75° 77° 77° 79°
RealFeel® 66° 71° 75° 78° 80° 81° 80° 80°
Humidity 70% 61% 56% 53% 49% 46% 44% 43%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
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0%
Snow
 
0%
 
0%
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 7 NNW 7 NNW 8 N 8 N 8 N 8 N 8 N 8 N
UV Index 2 3 5 6 6 6 5 3
Cloud Cover 26% 26% 26% 26% 26% 26% 26% 26%
Dew Point 56° 55° 55° 56° 55° 55° 54° 54°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2015
High 79° 81° 102° (1953) 90°
Low 61° 61° 45° (1949) 65°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:37 AM with 13:00 of sunlight, then sets at 7:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:45 AM with 12:39 of moolight, then sets at 8:24 PM

Duncannon Weather Report

Warm fall may jeopardize foliage displays in northeastern US

August 31, 2016; 8:05 PM ET

Though the summer season is winding down, forecasters are predicting a warm start to fall across the Northeast — a weather pattern that could spell bad news for fall foliage lovers. 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.