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.

Overcast

27°F

-3°C

Humidity 78%
Wind Speed Calm
Barometer 30.35 in (1029.4 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 15 Mar 4:56 am EDT
Extended Forecast for

Greenfield Park NY

  • Today

    Today: A slight chance of snow showers between 7am and 8am. Mostly cloudy, with a high near 43. Light and variable wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Snow Showers
    then Partly
    Sunny

  • Tonight

    Tonight: A chance of showers between 11pm and 2am, then rain after 2am. Low around 34. Southeast wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Slight Chance
    Showers then
    Rain

  • Monday

    Monday: Rain before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 60. East wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 60 °F

    Showers

  • Monday Night

    Monday Night: Rain before 2am, then a chance of rain, snow showers, and sleet. Some thunder is also possible. Low around 24. South wind around 13 mph becoming west after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.

    Low: 24 °F

    Rain then
    Wintry Mix

  • Tuesday

    Tuesday: A chance of snow showers before 8am. Partly sunny, with a high near 31. West wind 14 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 31 °F

    Chance Snow
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of snow showers between 7am and 8am. Mostly cloudy, with a high near 43. Light and variable wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Tonight
A chance of showers between 11pm and 2am, then rain after 2am. Low around 34. Southeast wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 60. East wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain before 2am, then a chance of rain, snow showers, and sleet. Some thunder is also possible. Low around 24. South wind around 13 mph becoming west after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.
Tuesday
A chance of snow showers before 8am. Partly sunny, with a high near 31. West wind 14 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 15.
Wednesday
Mostly sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Partly sunny, with a high near 44.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
Partly sunny, with a high near 48.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Saturday
A chance of rain and snow. Partly sunny, with a high near 44. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenfield Park NY
 41.75°N 74.54°W (Elev. 1073 ft)
Last Update:
2:37 am EDT Mar 15, 2026
Forecast Valid:
5am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation