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

53°F

12°C

Humidity 69%
Wind Speed N 3 mph
Barometer 30.30 in (1026.3 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 21 May 9:56 pm EDT
Extended Forecast for

Harris NY

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Decreasing
    Clouds

  • Friday

    Friday: Partly sunny, with a high near 65. East wind around 7 mph.

    High: 65 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of showers after 2am. Cloudy, with a low around 42. Calm wind. Chance of precipitation is 20%.

    Low: 42 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers, mainly after 8am. High near 52. Southeast wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Showers

  • Saturday Night

    Saturday Night: Showers. Low around 39. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

    Low: 39 °F

    Showers

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 58. Chance of precipitation is 80%.

    High: 58 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Cloudy, with a low around 47. Chance of precipitation is 40%.

    Low: 47 °F

    Cloudy then
    Chance
    Showers

  • Memorial Day

    Memorial Day: A chance of showers. Mostly cloudy, with a high near 70. Chance of precipitation is 40%.

    High: 70 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 40. Calm wind.
Friday
Partly sunny, with a high near 65. East wind around 7 mph.
Friday Night
A slight chance of showers after 2am. Cloudy, with a low around 42. Calm wind. Chance of precipitation is 20%.
Saturday
Showers, mainly after 8am. High near 52. Southeast wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Showers. Low around 39. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Sunday
Showers, mainly before 2pm. High near 58. Chance of precipitation is 80%.
Sunday Night
A chance of showers after 2am. Cloudy, with a low around 47. Chance of precipitation is 40%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 70. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Partly sunny, with a high near 78.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harris NY
 41.7°N 74.72°W (Elev. 1401 ft)
Last Update:
7:03 pm EDT May 21, 2026
Forecast Valid:
10pm EDT May 21, 2026-6pm EDT May 28, 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