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.

Mostly Cloudy

37°F

3°C

Humidity 59%
Wind Speed S 9 mph
Barometer 29.71 in (1007.6 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 13 Jan 7:56 pm EST
Extended Forecast for

3 Miles SSE Grant Mills NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. Southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow showers before noon, then a chance of rain between noon and 4pm, then rain and snow likely after 4pm. Mostly cloudy, with a high near 37. Southwest wind around 7 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 37 °F

    Slight Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 8pm. Low around 14. South wind 5 to 8 mph becoming northwest after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 14 °F

    Rain/Snow
    then Snow

  • Thursday

    Thursday: A chance of snow, mainly before 1pm. Partly sunny, with a high near 15. Wind chill values as low as -5. West wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 15 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 3. Northwest wind around 11 mph, with gusts as high as 24 mph.

    Low: 3 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 20.

    High: 20 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow showers after 1pm. Partly sunny, with a high near 30. Chance of precipitation is 30%.

    High: 30 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Saturday Night

    Saturday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 30%.

    Low: 12 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 29. Southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Wednesday
A slight chance of rain and snow showers before noon, then a chance of rain between noon and 4pm, then rain and snow likely after 4pm. Mostly cloudy, with a high near 37. Southwest wind around 7 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow, becoming all snow after 8pm. Low around 14. South wind 5 to 8 mph becoming northwest after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday
A chance of snow, mainly before 1pm. Partly sunny, with a high near 15. Wind chill values as low as -5. West wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday Night
Mostly cloudy, with a low around 3. Northwest wind around 11 mph, with gusts as high as 24 mph.
Friday
Partly sunny, with a high near 20.
Friday Night
Mostly cloudy, with a low around 13.
Saturday
A chance of snow showers after 1pm. Partly sunny, with a high near 30. Chance of precipitation is 30%.
Saturday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 30%.
Sunday
A chance of snow showers after 1pm. Partly sunny, with a high near 20. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 6.
M.L.King Day
Mostly cloudy, with a high near 17.
Monday Night
Mostly cloudy, with a low around 4.
Tuesday
Mostly cloudy, with a high near 12.
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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:
6:52 pm EST Jan 13, 2026
Forecast Valid:
8pm EST Jan 13, 2026-6pm EST Jan 20, 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