• Tonight

    Apr 27

    Lo 41°

    Clouds breaking; breezy late

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      43°
    • Hi
      RealFeel
      56°
    • Wind
      Speed
      10 mph
  • Tue

    Apr 28

    65°Lo 41°

    Mostly sunny; breezy, warmer

    Poor for home energy
    • Avg
      RealFeel
      54°
    • Hi
      RealFeel
      65°
    • Wind
      Speed
      14 mph
    more
  • Wed

    Apr 29

    69°Lo 50°

    Sun, some clouds

    Poor for home energy
    • Avg
      RealFeel
      63°
    • Hi
      RealFeel
      76°
    • Wind
      Speed
      5 mph
    more
  • Thu

    Apr 30

    63°Lo 48°

    Cloudy, showers, mainly later

    Poor for home energy
    • Avg
      RealFeel
      52°
    • Hi
      RealFeel
      64°
    • Wind
      Speed
      8 mph
    more
  • Fri

    May 1

    58°Lo 46°

    Cloudy with a shower possible

    Poor for home energy
    • Avg
      RealFeel
      46°
    • Hi
      RealFeel
      53°
    • Wind
      Speed
      15 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
2pm
3pm 4pm 5pm 6pm 7pm 8pm 9pm
  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 56° 57° 57° 56° 56° 56° 49° 47°
RealFeel® 55° 55° 54° 52° 52° 50° 42° 39°
Humidity 43% 43% 43% 44% 44% 45% 56% 61%
   
  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Rain
 
11%
 
11%
 
11%
 
11%
 
11%
 
9%
 
4%
 
4%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
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  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Wind (mph) 10 NW 12 NW 12 NW 13 NW 13 NW 12 NNW 12 NNW 12 NNW
UV Index 3 3 2 1 1 0 0 0
Cloud Cover 99% 98% 98% 99% 96% 95% 72% 72%
Dew Point 34° 35° 35° 35° 35° 34° 34° 34°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Apr 27

more Historical Weather Data >
  Today Normal Record 4/27/2014
High 57° 67° 92° (1957) 63°
Low 41° 45° 33° (1993) 40°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:13 AM with 13:46 of sunlight, then sets at 7:59 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:05 PM with 13:20 of moolight, then sets at 3:25 AM

Duncannon Weather Report

Late-Week Storm Could Bring Rain, Wind to Harrisburg

April 27, 2015; 6:24 PM ET

Following midweek warmth around Harrisburg, Pennsylvania, a southern storm could spread wind and rain along the Atlantic coast on Thursday into Friday. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Mon. Home Energy Efficiency

Mon. Degree Days

Mon. UV Index