National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

White Plains - Westchester County Airport (KHPN)

Lat: 41.06°NLon: 73.7°WElev: 367ft.

Light Rain Fog/Mist

48°F

9°C

Humidity 96%
Wind Speed NW 18 mph
Barometer 29.82 in (1010.0 mb)
Dewpoint 47°F (8°C)
Visibility 1.25 mi
Wind Chill41°F (5°C)
Last update 19 Apr 10:56 am EDT
Extended Forecast for

Cos Cob CT

Freeze Watch April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Watch

  • Today

    Today: Showers, mainly after noon. Temperature falling to around 46 by 5pm. Northwest wind 14 to 17 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F⇓

    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 38. Northwest wind 8 to 13 mph becoming light west after midnight.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers, mainly before 2pm. Partly sunny, with a high near 51. Northwest wind 6 to 10 mph.

    High: 51 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 32. Northwest wind around 8 mph.

    Low: 32 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53. North wind around 6 mph becoming south in the afternoon.

    High: 53 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before 8am. Partly sunny, with a high near 61.

    High: 61 °F

    Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

Today
Showers, mainly after noon. Temperature falling to around 46 by 5pm. Northwest wind 14 to 17 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Mostly clear, with a low around 38. Northwest wind 8 to 13 mph becoming light west after midnight.
Monday
A 30 percent chance of showers, mainly before 2pm. Partly sunny, with a high near 51. Northwest wind 6 to 10 mph.
Monday Night
Mostly clear, with a low around 32. Northwest wind around 8 mph.
Tuesday
Sunny, with a high near 53. North wind around 6 mph becoming south in the afternoon.
Tuesday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 40.
Wednesday
A 30 percent chance of showers before 8am. Partly sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 45.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cos Cob CT
 41.06°N 73.56°W (Elev. 141 ft)
Last Update:
10:15 am EDT Apr 19, 2026
Forecast Valid:
11am EDT Apr 19, 2026-6pm EDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation