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.

Fair

33°F

1°C

Humidity 89%
Wind Speed Calm
Barometer 30.07 in (1018.9 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 20 Apr 2:56 am EDT
Extended Forecast for

Norwalk CT

Frost Advisory April 20, 03:50am until April 20, 08:00am
Freeze Warning April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Frost Advisory
Freeze Warning
  •  
    Frost Advisory April 20, 03:50am until April 20, 08:00am

    NOW until 8:00am Mon

    Frost Advisory

  • Overnight

    Low: 36 °F

    Areas Frost

  • Monday

    Monday: A slight chance of showers between 8am and 2pm. Areas of frost before 7am. Otherwise, increasing clouds, with a high near 52. Northwest wind 3 to 8 mph. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 31. Wind chill values between 25 and 30. North wind around 9 mph.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53. North wind around 6 mph becoming light and variable.

    High: 53 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 2am. Increasing clouds, with a low around 40. South wind around 8 mph.

    Low: 40 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers before 8am. Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Overnight
Areas of frost after 4am. Otherwise, clear, with a low around 36. Light west wind.
Monday
A slight chance of showers between 8am and 2pm. Areas of frost before 7am. Otherwise, increasing clouds, with a high near 52. Northwest wind 3 to 8 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 31. Wind chill values between 25 and 30. North wind around 9 mph.
Tuesday
Sunny, with a high near 53. North wind around 6 mph becoming light and variable.
Tuesday Night
A 30 percent chance of showers after 2am. Increasing clouds, with a low around 40. South wind around 8 mph.
Wednesday
A 30 percent chance of showers before 8am. Mostly cloudy, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 66.
Thursday Night
Mostly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 63.
Friday Night
Partly cloudy, with a low around 44.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 58.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 43.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Norwalk CT
 41.09°N 73.44°W (Elev. 98 ft)
Last Update:
2:20 am EDT Apr 20, 2026
Forecast Valid:
3am EDT Apr 20, 2026-6pm EDT Apr 26, 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