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

59°F

15°C

Humidity 87%
Wind Speed Calm
Barometer 30.20 in (1022.4 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 25 Jul 7:56 am EDT
Extended Forecast for

Gregorytown NY

  • Today

    Today: Sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84. Calm wind.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy

  • Monday

    Monday: Showers and possibly a thunderstorm after 2pm. High near 83. Light and variable wind. Chance of precipitation is 80%.

    High: 83 °F

    Mostly Sunny
    then Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then showers likely. Low around 60. Chance of precipitation is 80%.

    Low: 60 °F

    Showers

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 2pm. High near 77. Chance of precipitation is 100%.

    High: 77 °F

    Showers then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.

    Low: 59 °F

    T-storms
    Likely then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 55. Calm wind.
Sunday
Sunny, with a high near 84. Calm wind.
Sunday Night
Partly cloudy, with a low around 59. Calm wind.
Monday
Showers and possibly a thunderstorm after 2pm. High near 83. Light and variable wind. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 60. Chance of precipitation is 80%.
Tuesday
Showers, with thunderstorms also possible after 2pm. High near 77. Chance of precipitation is 100%.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Thursday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 57. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gregorytown NY
 42.03°N 75.04°W (Elev. 1096 ft)
Last Update:
5:44 am EDT Jul 25, 2026
Forecast Valid:
8am EDT Jul 25, 2026-6pm EDT Jul 31, 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