• Today

    May 21

    84°Lo 66°

    A thunderstorm in spots

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

    May 22

    88°Lo 68°

    Thundershower

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

    May 23

    81°Lo 58°

    A couple of thunderstorms

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

    May 24

    71°Lo 49°

    A morning shower possible

    Extreme indoor dust & dander levels
    • Precip
      30%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      73%
    more
  • Sat

    May 25

    71°Lo 48°

    Mostly sunny

    Extreme indoor dust & dander levels
    • Precip
      20%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      22%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
7pm
8pm 9pm 10pm 11pm Wed
12am
1am 2am
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Forecast
Partly Cloudy
Partly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
T-storms
Partly Cloudy
Temp (°F) 81° 78° 75° 74° 72° 70° 69° 68°
RealFeel® 79° 76° 74° 74° 72° 70° 68° 68°
Humidity 61% 67% 74% 80% 85% 89% 92% 93%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Rain
 
18%
 
34%
 
34%
 
37%
 
43%
 
47%
 
51%
 
25%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Wind (mph) 7 SSW 6 SSW 5 SSW 3 SSW 3 SSW 3 SSW 2 SSW 2 SSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 63% 45% 45% 45% 45% 45% 45% 45%
Dew Point 66° 66° 67° 67° 67° 67° 67° 66°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - May 21

more Historical Weather Data >
  Today Normal Record 5/21/2012
High 84° 75° 95° (1934) 70°
Low 66° 56° 41° (2002) 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:41 AM with 14:34 of sunlight, then sets at 8:15 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:25 PM with 11:17 of moolight, then sets at 3:42 AM

Top Story

Narberth Weather Report

Summerlike Tuesday in DC, Philadelphia, New York

May 21, 2013; 5:03 AM ET

Rising temperatures and humidity across the mid-Atlantic will have it feeling like the end of June. 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