• Tonight

    Apr 21

    Lo 40°

    Clear and colder

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
  • Wed

    Apr 22

    62°Lo 35°

    Rain and a thunderstorm

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Thu

    Apr 23

    53°Lo 31°

    Clouds and sun; windy, cooler

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Fri

    Apr 24

    51°Lo 33°

    Breezy with clouds and sun

    Low ragweed pollen levels
    • Precip
      13%
    • Wind
      Speed
      16 mph
    • Cloud
      Cover
      46%
    more
  • Sat

    Apr 25

    60°Lo 34°

    Warmer with periods of sun

    Ragweed Pollen Weather
    • Precip
      14%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      46%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
11am
12pm 1pm 2pm 3pm 4pm 5pm 6pm
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Forecast
Mostly Cloudy
Cloudy
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Mostly Sunny
Temp (°F) 58° 60° 61° 62° 64° 64° 63° 62°
RealFeel® 58° 59° 61° 62° 65° 64° 62° 59°
Humidity 64% 56% 49% 43% 39% 36% 35% 35%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Rain
 
28%
 
28%
 
19%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Wind (mph) 10 NW 12 WNW 13 NW 13 W 13 WNW 13 W 13 W 13 WNW
UV Index 3 3 4 4 4 3 2 1
Cloud Cover 88% 94% 88% 71% 61% 66% 55% 27%
Dew Point 46° 44° 42° 39° 38° 37° 35° 34°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 64° 60° 83° (1985) 65°
Low 40° 41° 29° (1981) 33°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:07 AM with 13:34 of sunlight, then sets at 7:41 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:21 AM with 14:40 of moolight, then sets at 11:01 PM

Katonah Weather Report

NYC: Cooler Air to Sweep Away Warmth This Week

April 21, 2015; 4:54 PM ET

Cooler air will push into the New York City area during the middle and latter part of the week. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps