• Today

    May 21

    84°Lo 65°

    Warm and humid with some sun

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      350 - High
  • Wed

    May 22

    87°Lo 66°

    Thundershower

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      350 - High
    more
  • Thu

    May 23

    80°Lo 53°

    Showers and a heavier t-storm

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      350 - High
    more
  • Fri

    May 24

    70°Lo 44°

    Variably cloudy; not as warm

    Extreme indoor dust & dander levels
    • Precip
      25%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      73%
    more
  • Sat

    May 25

    70°Lo 43°

    Mostly sunny and comfortable

    Very High indoor dust & dander levels
    • Precip
      12%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      14%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
3pm
4pm 5pm 6pm 7pm 8pm 9pm 10pm
  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Mostly Sunny
Mostly Clear
Partly Cloudy
Temp (°F) 82° 84° 83° 82° 80° 78° 75° 74°
RealFeel® 90° 90° 86° 83° 80° 77° 74° 73°
Humidity 61% 58% 57% 59% 64% 70% 76% 79%
   
  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Rain
 
7%
 
9%
 
11%
 
11%
 
12%
 
13%
 
13%
 
17%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Wind (mph) 6 SSW 6 SW 6 SW 5 SW 5 SSW 5 SSW 5 S 5 S
UV Index 6 4 3 1 0 0 0 0
Cloud Cover 42% 40% 38% 40% 39% 22% 29% 45%
Dew Point 68° 68° 67° 67° 67° 67° 67° 67°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - May 21

more Historical Weather Data >
  Today Normal Record 5/21/2012
High 84° 77° 95° (1934) 69°
Low 65° 51° 31° (2002) 63°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:47 AM with 14:33 of sunlight, then sets at 8:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:31 PM with 11:17 of moolight, then sets at 3:48 AM

Top Story

York Weather Report

Severe Storms to Reach DC, NYC, Albany Thursday

May 21, 2013; 2:40 PM ET

The same storm system responsible for producing violent thunderstorms in Oklahoma recently will reach the Atlantic Seaboard Thursday. more >

Smoke Alert: The Hidden Dangers of E-Cigarettes

May 20, 2013; 5:00 AM ET E-cigarette manufacturers claim the devices can help a person quit smoking but have those claims ever been proven?

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps