• Today

    Sep 20

    77°Lo 58°

    Clouds breaking for some sun

    Moderate ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
  • Sun

    Sep 21

    80°Lo 57°

    A p.m. shower or t-storm

    Moderate ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Mon

    Sep 22

    69°Lo 45°

    Not as warm with some sun

    Moderate ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Tue

    Sep 23

    70°Lo 49°

    Mostly sunny

    Moderate ragweed pollen levels
    • Precip
      2%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      11%
    more
  • Wed

    Sep 24

    70°Lo 47°

    Sunny

    Ragweed Pollen Weather
    • Precip
      8%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      7%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 55° 56° 56° 57° 61° 65° 69° 71°
RealFeel® 54° 54° 54° 55° 59° 64° 67° 72°
Humidity 99% 97% 99% 93% 86% 77% 71% 66%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
1%
 
1%
 
1%
 
0%
 
0%
 
0%
 
0%
 
0%
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) 4 NE 4 NE 4 NE 4 ENE 5 ENE 6 SE 7 S 7 S
UV Index 0 0 0 0 1 1 2 4
Cloud Cover 100% 100% 100% 100% 95% 95% 95% 95%
Dew Point 55° 55° 56° 55° 57° 57° 59° 60°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Sep 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 77° 74° 92° (1983) 79°
Low 58° 53° 33° (1929) 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:51 AM with 12:15 of sunlight, then sets at 7:06 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:29 AM with 13:39 of moolight, then sets at 5:08 PM

Top Story

Lancaster Weather Report

Harrisburg: September Temperature Roller Coaster to Continue

September 20, 2014; 2:05 AM ET

In keeping with tradition, temperatures will continue their up-and-down cycle during the second half of September around Harrisburg, Pennsylvania. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps