• Tonight

    Aug 20

    Lo 63°

    Areas of late-night fog

    Driving Weather
    • Precip
      60%
    • Hours of Precip
      4
    • Rain
      0.79 in
  • Thu

    Aug 21

    82°Lo 62°

    Couple of showers, t-storms

    Good for driving
    • Precip
      64%
    • Hours of Precip
      3.5
    • Rain
      0.31 in
    more
  • Fri

    Aug 22

    81°Lo 64°

    A heavy afternoon t-storm

    Good for driving
    • Precip
      57%
    • Hours of Precip
      4.5
    • Rain
      0.47 in
    more
  • Sat

    Aug 23

    74°Lo 61°

    A brief shower or two

    Good for driving
    • Precip
      59%
    • Hours of Precip
      3
    • Rain
      0.16 in
    more
  • Sun

    Aug 24

    76°Lo 59°

    Times of clouds and sun

    Excellent for driving
    • Precip
      19%
    • Hours of Precip
      0
    • Rain
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Cloudy
Mostly Cloudy
Fog
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 65° 63° 62° 67° 70° 72° 75° 77°
RealFeel® 64° 63° 63° 66° 71° 75° 80° 82°
Humidity 87% 90% 93% 90% 84% 78% 74% 72%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
11%
 
11%
 
9%
 
7%
 
7%
 
6%
 
5%
 
5%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 2 NNE 2 NNE 2 NNE 2 NNE 3 SE 3 E 4 SE 5 NE
UV Index 0 0 0 1 1 2 3 4
Cloud Cover 70% 82% 76% 81% 89% 87% 84% 84%
Dew Point 61° 61° 60° 64° 65° 65° 66° 67°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Aug 20

more Historical Weather Data >
  Today Normal Record 8/20/2013
High 80° 83° 100° (1983) 85°
Low 63° 63° 50° (1964) 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:24 AM with 13:35 of sunlight, then sets at 7:59 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:02 AM with 14:40 of moolight, then sets at 4:42 PM

Top Story

Duncannon Weather Report

Harrisburg: Downpour, Flooding Risk to Increase

August 20, 2014; 12:01 PM ET

A wedge of dry air will slowly erode at midweek and will allow drenching showers and thunderstorms to survive the trip into Harrisburg, Pennsylvania, from the Midwest. more >

Travel Weather Forecast

Aug 20, 2014; 6:11 PM ET United States travel weather forecast

Wed. Travel Weather

48 Hour Precipitation Forecast

Wed. Driving Weather