National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

78°F

26°C

Humidity 50%
Wind Speed Vrbl 7 mph
Barometer 29.89 in (1011.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 15 Apr 3:56 pm EDT
Extended Forecast for

Monticello NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 80. West wind around 10 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Some of the storms could be severe. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 60. West wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 60 °F

    Severe
    Thunderstorms
    and Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 80. Southwest wind 6 to 10 mph.

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 57. Southwest wind around 6 mph becoming west in the evening. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers after 8am. Partly sunny, with a high near 70. Northwest wind around 7 mph. Chance of precipitation is 40%.

    High: 70 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 50%.

    Low: 41 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.

    High: 52 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 80. West wind around 10 mph.
Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Some of the storms could be severe. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 60. West wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 80. Southwest wind 6 to 10 mph.
Thursday Night
A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 57. Southwest wind around 6 mph becoming west in the evening. Chance of precipitation is 30%.
Friday
A chance of showers after 8am. Partly sunny, with a high near 70. Northwest wind around 7 mph. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Partly sunny, with a high near 68.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 50%.
Sunday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
Sunday Night
A chance of rain and snow showers before 11pm, then a chance of snow showers between 11pm and 2am. Partly cloudy, with a low around 27. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 41.
Monday Night
Mostly clear, with a low around 24.
Tuesday
Sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Monticello NY
 41.66°N 74.7°W (Elev. 1545 ft)
Last Update:
3:13 pm EDT Apr 15, 2026
Forecast Valid:
4pm EDT Apr 15, 2026-6pm EDT Apr 21, 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