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

70°F

21°C

Humidity 49%
Wind Speed S 13 G 23 mph
Barometer 29.99 in (1015.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 18 Apr 1:56 pm EDT
Extended Forecast for

3 Miles SSE Grant Mills NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 63. South wind around 11 mph, with gusts as high as 21 mph.

    High: 63 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers after 1am. Mostly cloudy, with a low around 37. South wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Chance
    Showers

  • Sunday

    Sunday: Rain and snow showers before 8am, then rain showers between 8am and 11am, then rain and snow showers after 11am. High near 39. Northwest wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 39 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain and snow showers before 8pm, then a slight chance of snow showers after 2am. Partly cloudy, with a low around 24. West wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 24 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Monday

    Monday: A slight chance of snow showers before 2pm. Partly sunny, with a high near 36. Northwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 36 °F

    Slight Chance
    Snow Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain and snow showers before 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.

    Low: 31 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 63. South wind around 11 mph, with gusts as high as 21 mph.
Tonight
A chance of showers after 1am. Mostly cloudy, with a low around 37. South wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain and snow showers before 8am, then rain showers between 8am and 11am, then rain and snow showers after 11am. High near 39. Northwest wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday Night
A chance of rain and snow showers before 8pm, then a slight chance of snow showers after 2am. Partly cloudy, with a low around 24. West wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
A slight chance of snow showers before 2pm. Partly sunny, with a high near 36. Northwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 17.
Tuesday
Sunny, with a high near 46.
Tuesday Night
A chance of rain and snow showers before 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 53.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 60.
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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:
8:37 am EDT Apr 18, 2026
Forecast Valid:
2pm EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation