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

42°F

6°C

Humidity 68%
Wind Speed Vrbl 5 mph
Barometer 30.00 in (1016.8 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 20 Mar 10:56 am EDT
Extended Forecast for

3 Miles WNW Big Indian NY

  • Today

    Today: Rain, mainly after 3pm. High near 47. South wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 8pm. Low around 28. Northwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 28 °F

    Rain then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 40. Northwest wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 40 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 2am. Increasing clouds, with a low around 29. Northwest wind around 8 mph becoming south after midnight. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A chance of snow before 11am, then rain likely. Mostly cloudy, with a high near 48. South wind 10 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Chance
    Rain/Snow
    then Rain
    Likely

  • Sunday Night

    Sunday Night: Rain likely before 2am, then rain and snow likely. Mostly cloudy, with a low around 28. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 28 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Monday

    Monday: Snow likely, mainly before 8am. Mostly cloudy, with a high near 36. Chance of precipitation is 60%.

    High: 36 °F

    Snow Likely
    then Chance
    Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

Detailed Forecast

Today
Rain, mainly after 3pm. High near 47. South wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain, mainly before 8pm. Low around 28. Northwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Mostly sunny, with a high near 40. Northwest wind 11 to 14 mph, with gusts as high as 24 mph.
Saturday Night
A chance of snow after 2am. Increasing clouds, with a low around 29. Northwest wind around 8 mph becoming south after midnight. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Sunday
A chance of snow before 11am, then rain likely. Mostly cloudy, with a high near 48. South wind 10 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain likely before 2am, then rain and snow likely. Mostly cloudy, with a low around 28. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Snow likely, mainly before 8am. Mostly cloudy, with a high near 36. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
A chance of snow. Partly sunny, with a high near 37. Chance of precipitation is 30%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Big Indian NY
 42.1°N 74.5°W (Elev. 2999 ft)
Last Update:
8:37 am EDT Mar 20, 2026
Forecast Valid:
11am EDT Mar 20, 2026-6pm EDT Mar 26, 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