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.

Partly Cloudy

61°F

16°C

Humidity 63%
Wind Speed E 6 mph
Barometer 29.89 in (1011.9 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 11 Mar 10:56 am EDT
Extended Forecast for

5 Miles NNE Sundown NY

  • Today

    Today: Showers likely, mainly after 5pm. Partly sunny, with a high near 63. South wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Low around 31. Southwest wind 15 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 31 °F

    Showers

  • Thursday

    Thursday: Rain likely, possibly mixed with snow showers before 8am, then a chance of snow showers between 8am and 2pm. Partly sunny, with a temperature falling to around 31 by 9am. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 34 °F⇓

    Breezy.
    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20. West wind 13 to 17 mph.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow after 2pm. Partly sunny, with a high near 38. South wind 8 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 38 °F

    Mostly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: A chance of snow before 2am. Mostly cloudy, with a low around 24. Breezy. Chance of precipitation is 50%.

    Low: 24 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 34. Breezy.

    High: 34 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.

    High: 39 °F

    Chance Snow
    then Chance
    Rain/Snow

Detailed Forecast

Today
Showers likely, mainly after 5pm. Partly sunny, with a high near 63. South wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers and possibly a thunderstorm. Low around 31. Southwest wind 15 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Rain likely, possibly mixed with snow showers before 8am, then a chance of snow showers between 8am and 2pm. Partly sunny, with a temperature falling to around 31 by 9am. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Partly cloudy, with a low around 20. West wind 13 to 17 mph.
Friday
A chance of snow after 2pm. Partly sunny, with a high near 38. South wind 8 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Friday Night
A chance of snow before 2am. Mostly cloudy, with a low around 24. Breezy. Chance of precipitation is 50%.
Saturday
Mostly sunny, with a high near 34. Breezy.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
A chance of snow before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.
Sunday Night
Rain, mainly after 8pm. Low around 30. Chance of precipitation is 80%.
Monday
Rain and snow. High near 52. Chance of precipitation is 90%.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 16. Breezy. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Sundown NY
 41.96°N 74.44°W (Elev. 2451 ft)
Last Update:
10:17 am EDT Mar 11, 2026
Forecast Valid:
11am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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