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.

Overcast and Breezy

25°F

-4°C

Humidity 69%
Wind Speed NW 24 G 33 mph
Barometer 29.98 in (1016.9 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 12 Jan 2:56 am EST
Extended Forecast for

3 Miles SSE Grant Mills NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 17. Northwest wind around 15 mph, with gusts as high as 43 mph.

    Low: 17 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 30. West wind around 10 mph, with gusts as high as 30 mph.

    High: 30 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. West wind 6 to 8 mph.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 35. West wind around 7 mph becoming south in the afternoon.

    High: 35 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow after 1am. Mostly cloudy, with a low around 28. South wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 28 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 36. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 36 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: Rain and snow likely, becoming all snow after 10pm. Cloudy, with a low around 24. Chance of precipitation is 70%.

    Low: 24 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Thursday

    Thursday: Snow likely. Mostly cloudy, with a high near 27. Chance of precipitation is 70%.

    High: 27 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 11. Chance of precipitation is 50%.

    Low: 11 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 17. Northwest wind around 15 mph, with gusts as high as 43 mph.
Monday
Partly sunny, with a high near 30. West wind around 10 mph, with gusts as high as 30 mph.
Monday Night
Mostly cloudy, with a low around 22. West wind 6 to 8 mph.
Tuesday
Partly sunny, with a high near 35. West wind around 7 mph becoming south in the afternoon.
Tuesday Night
A chance of snow after 1am. Mostly cloudy, with a low around 28. South wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Wednesday
Rain and snow likely, mainly after 1pm. Mostly cloudy, with a high near 36. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain and snow likely, becoming all snow after 10pm. Cloudy, with a low around 24. Chance of precipitation is 70%.
Thursday
Snow likely. Mostly cloudy, with a high near 27. Chance of precipitation is 70%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 11. Chance of precipitation is 50%.
Friday
A chance of snow before 1pm. Partly sunny, with a high near 20. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 10.
Saturday
A chance of snow. Partly sunny, with a high near 26. Chance of precipitation is 30%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 13. Chance of precipitation is 30%.
Sunday
A chance of snow. Mostly cloudy, with a high near 22. 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 am EST Jan 12, 2026
Forecast Valid:
3am EST Jan 12, 2026-6pm EST Jan 18, 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