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.

Fair

30°F

-1°C

Humidity 96%
Wind Speed SW 6 mph
Barometer 30.05 in (1019.0 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 19 Apr 11:56 pm EDT
Extended Forecast for

3 Miles SSE Grant Mills NY

  • Overnight

    Overnight: Partly cloudy, with a low around 24. West wind 3 to 6 mph.

    Low: 24 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of snow showers between 2pm and 3pm. Partly sunny, with a high near 35. Northwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 35 °F

    Slight Chance
    Snow Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 14. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 14 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain showers before 11pm, then a chance of rain and snow showers between 11pm and 2am, then a chance of snow showers after 2am. Mostly cloudy, with a low around 30. South wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 24. West wind 3 to 6 mph.
Monday
A slight chance of snow showers between 2pm and 3pm. Partly sunny, with a high near 35. Northwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 14. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 44. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
A chance of rain showers before 11pm, then a chance of rain and snow showers between 11pm and 2am, then a chance of snow showers after 2am. Mostly cloudy, with a low around 30. South wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Partly sunny, with a high near 52.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 58.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 60.
Friday Night
A chance of showers. Mostly cloudy, with a low around 36. Chance of precipitation is 50%.
Saturday
Showers likely. Partly sunny, with a high near 55. Chance of precipitation is 60%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Sunday
A chance of showers. Partly sunny, with a high near 55. Chance of precipitation is 40%.
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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:
8:37 pm EDT Apr 19, 2026
Forecast Valid:
12am EDT Apr 20, 2026-6pm EDT Apr 26, 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