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

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Light Snow Fog/Mist

14°F

-10°C

Humidity 88%
Wind Speed SE 9 mph
Barometer 29.91 in (1015.6 mb)
Dewpoint 11°F (-12°C)
Visibility 0.75 mi
Wind Chill2°F (-17°C)
Last update 26 Dec 6:56 pm EST
Extended Forecast for

Hartwood NY

Winter Storm Warning until December 27, 07:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning until December 27, 07:00am

    NOW until 7:00am Sat

    Winter Storm Warning

  • Tonight

    Low: 16 °F

    Snow/Sleet

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 28. Northeast wind around 6 mph becoming calm in the afternoon.

    High: 28 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 12. Calm wind.

    Low: 12 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of freezing rain, mainly after 4pm. Mostly cloudy, with a high near 32. Light and variable wind. Chance of precipitation is 40%.

    High: 32 °F

    Mostly Cloudy
    then Chance
    Freezing Rain

  • Sunday Night

    Sunday Night: Freezing rain before 1am, then rain showers. Low around 28. South wind 3 to 6 mph. Chance of precipitation is 90%.

    Low: 28 °F

    Freezing Rain
    then
    Rain/Freezing
    Rain

  • Monday

    Monday: Showers, mainly before 1pm. High near 45. Chance of precipitation is 80%.

    High: 45 °F

    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 20. Breezy.

    Low: 20 °F

    Mostly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 26. Breezy.

    High: 26 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Snow, possibly mixed with sleet before 10pm, then snow between 10pm and 4am, then a chance of snow and sleet after 4am. The snow could be heavy at times. Low around 16. Southeast wind around 7 mph. Chance of precipitation is 100%. Total nighttime snow and sleet accumulation of around 6 inches.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 28. Northeast wind around 6 mph becoming calm in the afternoon.
Saturday Night
Increasing clouds, with a low around 12. Calm wind.
Sunday
A chance of freezing rain, mainly after 4pm. Mostly cloudy, with a high near 32. Light and variable wind. Chance of precipitation is 40%.
Sunday Night
Freezing rain before 1am, then rain showers. Low around 28. South wind 3 to 6 mph. Chance of precipitation is 90%.
Monday
Showers, mainly before 1pm. High near 45. Chance of precipitation is 80%.
Monday Night
Mostly cloudy, with a low around 20. Breezy.
Tuesday
Mostly cloudy, with a high near 26. Breezy.
Tuesday Night
Mostly cloudy, with a low around 19.
Wednesday
Mostly cloudy, with a high near 29.
Wednesday Night
Mostly cloudy, with a low around 14.
New Year's Day
Partly sunny, with a high near 23.
Thursday Night
Partly cloudy, with a low around 9.
Friday
Partly sunny, with a high near 21.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hartwood NY
 41.52°N 74.67°W (Elev. 1201 ft)
Last Update:
6:18 pm EST Dec 26, 2025
Forecast Valid:
7pm EST Dec 26, 2025-6pm EST Jan 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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