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.

Fair

-3°F

-19°C

Humidity 79%
Wind Speed Calm
Barometer 30.37 in (1031.7 mb)
Dewpoint -8°F (-22°C)
Visibility 10.00 mi
Last update 21 Jan 1:56 am EST
Extended Forecast for

Hartwood NY

  • Overnight

    Overnight: Clear, with a low around 3. Wind chill values as low as -5. West wind around 5 mph.

    Low: 3 °F

    Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 26. Wind chill values as low as -4. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 22 mph.

    High: 26 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A slight chance of snow before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 21. Southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 21 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 36. West wind 11 to 15 mph, with gusts as high as 32 mph.

    High: 36 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. West wind around 9 mph, with gusts as high as 20 mph.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 24.

    High: 24 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near 10.

    High: 10 °F

    Cold

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 1. Chance of precipitation is 30%.

    Low: 1 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Overnight
Clear, with a low around 3. Wind chill values as low as -5. West wind around 5 mph.
Wednesday
Increasing clouds, with a high near 26. Wind chill values as low as -4. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 22 mph.
Wednesday Night
A slight chance of snow before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 21. Southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 36. West wind 11 to 15 mph, with gusts as high as 32 mph.
Thursday Night
Partly cloudy, with a low around 15. West wind around 9 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 24.
Friday Night
Partly cloudy, with a low around -1.
Saturday
Partly sunny and cold, with a high near 10.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 1. Chance of precipitation is 30%.
Sunday
Snow likely. Mostly cloudy and cold, with a high near 10. Chance of precipitation is 60%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 5. Chance of precipitation is 50%.
Monday
A chance of snow. Partly sunny, with a high near 18. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 3.
Tuesday
Mostly sunny, with a high near 20.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hartwood NY
 41.52°N 74.67°W (Elev. 1201 ft)
Last Update:
12:39 am EST Jan 21, 2026
Forecast Valid:
2am EST Jan 21, 2026-6pm EST Jan 27, 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