National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

51°F

11°C

Humidity 48%
Wind Speed Calm
Barometer 29.99 in (1015.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 9 Mar 9:56 pm EDT
Extended Forecast for

Grant Mills NY

  • Tonight

    Tonight: Clear, with a low around 38. Southwest wind around 6 mph.

    Low: 38 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 47. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 47 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 64. South wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers, with thunderstorms also possible after 2am. Low around 35. South wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 35 °F

    Showers

  • Thursday

    Thursday: A chance of rain and snow showers before 2pm, then a slight chance of snow showers. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.

    High: 39 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow after 2pm. Partly sunny, with a high near 35. Chance of precipitation is 50%.

    High: 35 °F

    Mostly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: Snow likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.

    Low: 24 °F

    Snow Likely

Detailed Forecast

Tonight
Clear, with a low around 38. Southwest wind around 6 mph.
Tuesday
Sunny, with a high near 62. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tuesday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 47. Southwest wind 3 to 5 mph. Chance of precipitation is 20%.
Wednesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 64. South wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers, with thunderstorms also possible after 2am. Low around 35. South wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Thursday
A chance of rain and snow showers before 2pm, then a slight chance of snow showers. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.
Thursday Night
Partly cloudy, with a low around 19.
Friday
A chance of snow after 2pm. Partly sunny, with a high near 35. Chance of precipitation is 50%.
Friday Night
Snow likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 35.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 50%.
Sunday Night
Rain and snow. Low around 28. Chance of precipitation is 80%.
Monday
Rain and snow. High near 39. Chance of precipitation is 80%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grant Mills NY
 42.07°N 74.68°W (Elev. 2320 ft)
Last Update:
7:02 pm EDT Mar 9, 2026
Forecast Valid:
10pm EDT Mar 9, 2026-6pm EDT Mar 16, 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