• Today

    Apr 20

    64°Lo 34°

    Mostly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      66°
    • UV
      7 - High
    • Air Qual.
      Moderate
  • Mon

    Apr 21

    70°Lo 43°

    Sunshine; pleasant and warmer

    Beneficial weather for asthma
    • Hi
      RealFeel
      76°
    • UV
      7 - High
    • Air Qual.
      Moderate
    more
  • Tue

    Apr 22

    70°Lo 44°

    A couple of afternoon showers

    At Risk weather for asthma
    • Hi
      RealFeel
      71°
    • UV
      6 - High
    • Air Qual.
      Moderate
    more
  • Wed

    Apr 23

    58°Lo 35°

    Partly sunny; breezy, cooler

    Beneficial weather for asthma
    • Hi
      RealFeel
      57°
    • UV
      7 - High
    • Cloud
      Cover
      29%
    more
  • Thu

    Apr 24

    63°Lo 46°

    Plenty of sunshine

    Beneficial weather for asthma
    • Hi
      RealFeel
      65°
    • UV
      7 - High
    • Cloud
      Cover
      5%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
3pm
4pm 5pm 6pm 7pm 8pm 9pm 10pm
  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Forecast
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Clear
Clear
Clear
Temp (°F) 60° 64° 63° 61° 58° 54° 50° 48°
RealFeel® 65° 66° 63° 60° 55° 52° 47° 46°
Humidity 36% 33% 33% 35% 39% 44% 49% 54%
   
  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Rain
 
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Snow
 
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  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Wind (mph) 7 SE 7 SE 6 SE 6 SE 5 SE 4 ESE 4 ESE 4 ESE
UV Index 5 4 2 1 0 0 0 0
Cloud Cover 5% 8% 13% 16% 19% 6% 9% 9%
Dew Point 33° 34° 33° 33° 33° 32° 32° 32°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2013
High 64° 65° 92° (1941) 55°
Low 34° 42° 22° (1926) 39°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:20 AM with 13:29 of sunlight, then sets at 7:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:27 AM with 10:11 of moolight, then sets at 10:38 AM

Top Story

Lancaster Weather Report

Harrisburg: Monday's Warmup Precedes Another Cooldown

April 20, 2014; 12:48 PM ET

While a milder Monday will unfold, yet another cooldown is headed to Harrisburg by midweek. more >

Is it a Cold or the Flu?

Apr 19, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Sun. Air Quality

Sun. Asthma Risk

Sun. UV Index