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.

Light Rain

55°F

13°C

Humidity 100%
Wind Speed SE 8 mph
Barometer 30.09 in (1018.6 mb)
Dewpoint 55°F (13°C)
Visibility 7.00 mi
Wind Chill53°F (12°C)
Last update 20 Sep 3:56 am EDT
Extended Forecast for

Halcottsville NY

  • Overnight

    Overnight: Showers, mainly after 5am. Low around 50. Southeast wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Showers

  • Sunday

    Sunday: Showers, mainly before 5pm. High near 60. Southeast wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly before 8pm. Patchy fog between 9pm and 10pm. Otherwise, cloudy, with a low around 45. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 63. Northeast wind around 6 mph.

    High: 63 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Showers, mainly after 5am. Low around 50. Southeast wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, mainly before 5pm. High near 60. Southeast wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A chance of showers, mainly before 8pm. Patchy fog between 9pm and 10pm. Otherwise, cloudy, with a low around 45. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Partly sunny, with a high near 63. Northeast wind around 6 mph.
Monday Night
Mostly cloudy, with a low around 40. Calm wind.
Tuesday
Mostly cloudy, with a high near 59.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 59.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
Partly sunny, with a high near 59.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 60. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Halcottsville NY
 42.22°N 74.59°W (Elev. 1552 ft)
Last Update:
2:30 am EDT Sep 20, 2026
Forecast Valid:
4am EDT Sep 20, 2026-6pm EDT Sep 26, 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