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

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

A Few Clouds

14°F

-10°C

Humidity 49%
Wind Speed NW 15 mph
Barometer 30.16 in (1024.1 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-1°F (-18°C)
Last update 20 Jan 12:56 pm EST
Extended Forecast for

3 Miles SSE Grant Mills NY

  • This Afternoon

    This Afternoon: Partly sunny and cold, with a high near 9. Wind chill values as low as -8. West wind around 11 mph, with gusts as high as 24 mph.

    High: 9 °F

    Cold

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around -3. West wind 5 to 7 mph.

    Low: -3 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: A slight chance of snow showers after 3pm. Increasing clouds, with a high near 22. Wind chill values as low as -10. South wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 22 °F

    Mostly Sunny
    then Slight
    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 16. South wind 8 to 11 mph, with gusts as high as 24 mph.

    Low: 16 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of snow showers before 1pm. Partly sunny, with a high near 30. Southwest wind 10 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 30 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 10.

    Low: 10 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 16.

    High: 16 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -8.

    Low: -8 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near 4.

    High: 4 °F

    Cold

Detailed Forecast

This Afternoon
Partly sunny and cold, with a high near 9. Wind chill values as low as -8. West wind around 11 mph, with gusts as high as 24 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around -3. West wind 5 to 7 mph.
Wednesday
A slight chance of snow showers after 3pm. Increasing clouds, with a high near 22. Wind chill values as low as -10. South wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 16. South wind 8 to 11 mph, with gusts as high as 24 mph.
Thursday
A slight chance of snow showers before 1pm. Partly sunny, with a high near 30. Southwest wind 10 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 10.
Friday
Partly sunny, with a high near 16.
Friday Night
Mostly cloudy, with a low around -8.
Saturday
Partly sunny and cold, with a high near 4.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around -3. Chance of precipitation is 30%.
Sunday
A chance of snow showers. Mostly cloudy and cold, with a high near 10. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 0. Chance of precipitation is 40%.
Monday
A chance of snow. Partly sunny, with a high near 13. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Grant Mills NY
 42.03°N 74.66°W (Elev. 2533 ft)
Last Update:
12:53 pm EST Jan 20, 2026
Forecast Valid:
1pm EST Jan 20, 2026-6pm EST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation