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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

White Plains - Westchester County Airport (KHPN)

Lat: 41.06°NLon: 73.7°WElev: 367ft.

Fair

28°F

-2°C

Humidity 47%
Wind Speed NW 13 mph
Barometer 30.19 in (1023.0 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 18 Mar 1:56 am EDT
Extended Forecast for

Old Greenwich CT

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 28. Wind chill values between 15 and 20. Northwest wind around 14 mph.

    Low: 28 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39. Wind chill values between 15 and 25. Northwest wind 6 to 9 mph becoming south in the afternoon.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29. South wind 5 to 9 mph becoming light after midnight.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 45. South wind 5 to 10 mph.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain and snow showers after 2am. Mostly cloudy, with a low around 34. South wind 6 to 9 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Friday

    Friday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Saturday

    Saturday: A 30 percent chance of rain. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 28. Wind chill values between 15 and 20. Northwest wind around 14 mph.
Wednesday
Mostly sunny, with a high near 39. Wind chill values between 15 and 25. Northwest wind 6 to 9 mph becoming south in the afternoon.
Wednesday Night
Partly cloudy, with a low around 29. South wind 5 to 9 mph becoming light after midnight.
Thursday
Mostly sunny, with a high near 45. South wind 5 to 10 mph.
Thursday Night
A slight chance of rain and snow showers after 2am. Mostly cloudy, with a low around 34. South wind 6 to 9 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 51.
Friday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 38.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 51.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 39.
Sunday
A 30 percent chance of rain. Mostly cloudy, with a high near 54.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.
Monday
A 30 percent chance of snow. Mostly sunny, with a high near 50.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Old Greenwich CT
 41.03°N 73.54°W (Elev. 3 ft)
Last Update:
7:30 pm EDT Mar 17, 2026
Forecast Valid:
2am EDT Mar 18, 2026-6pm EDT Mar 24, 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