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.

Fog/Mist

59°F

15°C

Humidity 100%
Wind Speed W 7 mph
Barometer 29.94 in (1013.4 mb)
Dewpoint 59°F (15°C)
Visibility 2.00 mi
Last update 14 Apr 11:56 pm EDT
Extended Forecast for

Grahamsville NY

  • Overnight

    Overnight: Mostly cloudy early, then becoming mostly clear, with a low around 59. Light west wind.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Calm wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 4am, then a slight chance of showers between 4am and 5am. Mostly cloudy, with a low around 61. Light west wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Showers
    Likely

  • Thursday

    Thursday: A slight chance of showers before 7am, then a slight chance of showers after 2pm. Partly sunny, with a high near 82. West wind 3 to 8 mph. Chance of precipitation is 20%.

    High: 82 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 58. Light west wind. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 60%.

    High: 74 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely before 8pm. Partly cloudy, with a low around 52. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely then
    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy early, then becoming mostly clear, with a low around 59. Light west wind.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Calm wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely before 4am, then a slight chance of showers between 4am and 5am. Mostly cloudy, with a low around 61. Light west wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A slight chance of showers before 7am, then a slight chance of showers after 2pm. Partly sunny, with a high near 82. West wind 3 to 8 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 58. Light west wind. Chance of precipitation is 30%.
Friday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 60%.
Friday Night
Showers likely before 8pm. Partly cloudy, with a low around 52. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 69.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.
Sunday
Showers likely. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 44.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grahamsville NY
 41.84°N 74.55°W (Elev. 1115 ft)
Last Update:
12:24 am EDT Apr 15, 2026
Forecast Valid:
12am 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