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

32°F

0°C

Humidity 40%
Wind Speed N 15 G 28 mph
Barometer 30.18 in (1023.3 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 1 Mar 12:56 pm EST
Extended Forecast for

3 Miles SSE Grant Mills NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 29. Northwest wind around 13 mph.

    High: 29 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around -1. Northwest wind 5 to 8 mph becoming calm after midnight.

    Low: -1 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 24. Wind chill values as low as -1. Calm wind becoming northwest around 5 mph.

    High: 24 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 11. South wind 3 to 6 mph.

    Low: 11 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Snow likely before 10am, then snow, possibly mixed with freezing rain between 10am and 4pm, then rain, snow, and freezing rain after 4pm. High near 32. South wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 32 °F

    Wintry Mix

  • Tuesday Night

    Tuesday Night: Rain or freezing rain before 7pm, then freezing rain between 7pm and 10pm, then rain after 10pm. Low around 29. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 29 °F

    Rain/Freezing
    Rain then
    Rain

  • Wednesday

    Wednesday: A chance of rain after 1pm. Partly sunny, with a high near 45. Chance of precipitation is 30%.

    High: 45 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.

    Low: 35 °F

    Rain Likely

  • Thursday

    Thursday: Rain likely. Cloudy, with a high near 49. Chance of precipitation is 60%.

    High: 49 °F

    Rain Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 29. Northwest wind around 13 mph.
Tonight
Partly cloudy, with a low around -1. Northwest wind 5 to 8 mph becoming calm after midnight.
Monday
Sunny, with a high near 24. Wind chill values as low as -1. Calm wind becoming northwest around 5 mph.
Monday Night
Increasing clouds, with a low around 11. South wind 3 to 6 mph.
Tuesday
Snow likely before 10am, then snow, possibly mixed with freezing rain between 10am and 4pm, then rain, snow, and freezing rain after 4pm. High near 32. South wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain or freezing rain before 7pm, then freezing rain between 7pm and 10pm, then rain after 10pm. Low around 29. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A chance of rain after 1pm. Partly sunny, with a high near 45. Chance of precipitation is 30%.
Wednesday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.
Thursday
Rain likely. Cloudy, with a high near 49. Chance of precipitation is 60%.
Thursday Night
Rain likely. Cloudy, with a low around 37. Chance of precipitation is 70%.
Friday
A chance of rain. Mostly cloudy, with a high near 43. Chance of precipitation is 50%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 40%.
Saturday
A chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 50%.
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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:
12:52 pm EST Mar 1, 2026
Forecast Valid:
1pm EST Mar 1, 2026-6pm EST Mar 7, 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