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

70°F

21°C

Humidity 93%
Wind Speed NW 6 mph
Barometer 29.91 in (1012.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 18 Aug 2:56 am EDT
Extended Forecast for

2 Miles SSE Gregorytown NY

  • Overnight

    Overnight: Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 60. Light north wind.

    Low: 60 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 76. North wind 3 to 6 mph.

    High: 76 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56. Light and variable wind.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78. Calm wind becoming west around 6 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 58. Light and variable wind. Chance of precipitation is 20%.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 74. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 60. Light north wind.
Tuesday
Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 76. North wind 3 to 6 mph.
Tuesday Night
Partly cloudy, with a low around 56. Light and variable wind.
Wednesday
Mostly sunny, with a high near 78. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 58. Light and variable wind. Chance of precipitation is 20%.
Thursday
A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 74. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 58.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 75. Chance of precipitation is 40%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Sunday
Showers likely. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Monday
A chance of showers. Mostly sunny, with a high near 72. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Gregorytown NY
 42°N 75.02°W (Elev. 2133 ft)
Last Update:
2:30 am EDT Aug 18, 2026
Forecast Valid:
3am EDT Aug 18, 2026-6pm EDT Aug 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