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

63°F

17°C

Humidity 73%
Wind Speed W 6 mph
Barometer 30.12 in (1019.8 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 25 May 8:56 pm EDT
Extended Forecast for

Halcottsville NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.

    High: 80 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

    High: 80 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 2pm. Mostly sunny, with a high near 68. Chance of precipitation is 20%.

    High: 68 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers before 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.

    Low: 45 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 49. Calm wind.
Tuesday
Partly sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 58. Calm wind.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 53. Calm wind.
Thursday
A slight chance of showers after 2pm. Mostly sunny, with a high near 68. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 65.
Friday Night
A chance of showers before 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Saturday
A chance of showers after 8am. Partly sunny, with a high near 63. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Halcottsville NY
 42.22°N 74.59°W (Elev. 1552 ft)
Last Update:
7:05 pm EDT May 25, 2026
Forecast Valid:
9pm EDT May 25, 2026-6pm EDT Jun 1, 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