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.

Fair

58°F

14°C

Humidity 70%
Wind Speed E 8 mph
Barometer 30.08 in (1018.3 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 18 Apr 8:56 am EDT
Extended Forecast for

4 Miles WSW Big Indian NY

  • Today

    Today: Mostly sunny, with a high near 63. South wind 10 to 14 mph.

    High: 63 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers after midnight. Mostly cloudy, with a low around 37. South wind 14 to 17 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Chance
    Showers

  • Sunday

    Sunday: Rain showers before 11am, then rain and snow showers. High near 40. Northwest wind around 14 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain and snow showers before 8pm. Partly cloudy, with a low around 24. West wind 13 to 16 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 24 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Monday

    Monday: A slight chance of snow showers before 2pm. Partly sunny, with a high near 36. Northwest wind around 15 mph. Chance of precipitation is 20%.

    High: 36 °F

    Slight Chance
    Snow Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Tuesday Night

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

    Low: 30 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 63. South wind 10 to 14 mph.
Tonight
A chance of showers after midnight. Mostly cloudy, with a low around 37. South wind 14 to 17 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain showers before 11am, then rain and snow showers. High near 40. Northwest wind around 14 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday Night
A chance of rain and snow showers before 8pm. Partly cloudy, with a low around 24. West wind 13 to 16 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
A slight chance of snow showers before 2pm. Partly sunny, with a high near 36. Northwest wind around 15 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 17.
Tuesday
Sunny, with a high near 45.
Tuesday Night
A chance of rain and snow showers before 2am. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 53.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Big Indian NY
 42.05°N 74.5°W (Elev. 3189 ft)
Last Update:
8:37 am EDT Apr 18, 2026
Forecast Valid:
9am EDT Apr 18, 2026-6pm EDT Apr 24, 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