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

33°F

1°C

Humidity 64%
Wind Speed NW 13 G 22 mph
Barometer 29.77 in (1008.8 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 12 Mar 2:56 pm EDT
Extended Forecast for

3 Miles SSE Grant Mills NY

  • This Afternoon

    This Afternoon: A slight chance of snow. Mostly cloudy, with a high near 31. Northwest wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    High: 31 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Mostly cloudy, with a low around 17. Northwest wind 9 to 17 mph.

    Low: 17 °F

    Mostly Cloudy

  • Friday

    Friday: Snow likely, mainly between noon and 4pm. The snow could be heavy at times. Partly sunny, with a high near 33. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Mostly Sunny
    then Heavy
    Snow

  • Friday Night

    Friday Night: A chance of snow before 2am. Mostly cloudy, with a low around 24. South wind 11 to 13 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 50%. New snow accumulation of 2 to 4 inches possible.

    Low: 24 °F

    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 32. West wind 13 to 15 mph, with gusts as high as 29 mph.

    High: 32 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 31. Chance of precipitation is 80%.

    Low: 31 °F

    Chance Rain
    then Rain

  • Monday

    Monday: Rain. High near 55. Chance of precipitation is 90%.

    High: 55 °F

    Rain

Detailed Forecast

This Afternoon
A slight chance of snow. Mostly cloudy, with a high near 31. Northwest wind around 17 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 17. Northwest wind 9 to 17 mph.
Friday
Snow likely, mainly between noon and 4pm. The snow could be heavy at times. Partly sunny, with a high near 33. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Friday Night
A chance of snow before 2am. Mostly cloudy, with a low around 24. South wind 11 to 13 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 50%. New snow accumulation of 2 to 4 inches possible.
Saturday
Partly sunny, with a high near 32. West wind 13 to 15 mph, with gusts as high as 29 mph.
Saturday Night
Partly cloudy, with a low around 17.
Sunday
Mostly cloudy, with a high near 38.
Sunday Night
Rain, mainly after 2am. Low around 31. Chance of precipitation is 80%.
Monday
Rain. High near 55. Chance of precipitation is 90%.
Monday Night
Rain and snow likely before 2am, then a chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 70%.
Tuesday
A chance of snow. Partly sunny, with a high near 27. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 10.
Wednesday
Mostly sunny, with a high near 27.
Wednesday Night
Mostly cloudy, with a low around 14.
Thursday
Partly sunny, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Grant Mills NY
 42.03°N 74.66°W (Elev. 2533 ft)
Last Update:
2:38 pm EDT Mar 12, 2026
Forecast Valid:
3pm EDT Mar 12, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation