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

71°F

22°C

Humidity 49%
Wind Speed SE 20 G 24 mph
Barometer 29.96 in (1014.3 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 18 Apr 2:56 pm EDT
Extended Forecast for

5 Miles ESE Grant Mills NY

  • Tonight

    Tonight: Showers likely, mainly after 4am. Mostly cloudy, with a low around 30. Breezy, with a south wind 20 to 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 30 °F

    Breezy.
    Mostly Cloudy
    then Showers
    Likely

  • Sunday

    Sunday: Rain and snow showers before 3pm, then a slight chance of snow showers. High near 38. Breezy, with a northwest wind 18 to 23 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 38 °F

    Breezy.
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: A slight chance of snow showers before 7pm, then a slight chance of snow showers after 2am. Partly cloudy, with a low around 23. Blustery, with a west wind 16 to 21 mph. Chance of precipitation is 20%.

    Low: 23 °F

    Partly Cloudy
    and Blustery
    then Slight
    Chance Snow
    Showers

  • Monday

    Monday: A slight chance of snow showers before 2pm. Partly sunny, with a high near 32. Breezy, with a northwest wind 16 to 20 mph. Chance of precipitation is 20%.

    High: 32 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 15. Northwest wind 13 to 18 mph.

    Low: 15 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow showers before 2am, then a chance of rain showers. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.

    Low: 30 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of showers before 8am. Partly sunny, with a high near 49. Chance of precipitation is 30%.

    High: 49 °F

    Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely, mainly after 4am. Mostly cloudy, with a low around 30. Breezy, with a south wind 20 to 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain and snow showers before 3pm, then a slight chance of snow showers. High near 38. Breezy, with a northwest wind 18 to 23 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
A slight chance of snow showers before 7pm, then a slight chance of snow showers after 2am. Partly cloudy, with a low around 23. Blustery, with a west wind 16 to 21 mph. Chance of precipitation is 20%.
Monday
A slight chance of snow showers before 2pm. Partly sunny, with a high near 32. Breezy, with a northwest wind 16 to 20 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 15. Northwest wind 13 to 18 mph.
Tuesday
Sunny, with a high near 42.
Tuesday Night
A chance of snow showers before 2am, then a chance of rain showers. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Wednesday
A chance of showers before 8am. Partly sunny, with a high near 49. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 58.
Friday Night
A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 55. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Grant Mills NY
 42.04°N 74.6°W (Elev. 3593 ft)
Last Update:
2:37 pm EDT Apr 18, 2026
Forecast Valid:
3pm EDT Apr 18, 2026-6pm EDT Apr 25, 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