Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

55°F

13°C

Humidity 80%
Wind Speed Calm
Barometer 29.91 in (1012.3 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 21 Jun 6:56 am EDT
Extended Forecast for

Harris NY

  • Today

    Today: A slight chance of showers and thunderstorms between noon and 3pm.  Mostly sunny, with a high near 76. Calm wind becoming northwest 5 to 7 mph in the afternoon.  Chance of precipitation is 20%.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Increasing clouds, with a low around 51. Light north wind.

    Low: 51 °F

    Increasing
    Clouds

  • Monday

    Monday: Showers and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm.  Patchy fog before 7am. High near 67. Calm wind becoming east 5 to 8 mph in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 67 °F

    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Showers.  Low around 55. Light and variable wind.  Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.

    Low: 55 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before 8am.  Partly sunny, with a high near 76. Northwest wind 3 to 8 mph.  Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 79. Chance of precipitation is 50%.

    High: 79 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers and thunderstorms between noon and 3pm. Mostly sunny, with a high near 76. Calm wind becoming northwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Tonight
Increasing clouds, with a low around 51. Light north wind.
Monday
Showers and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Patchy fog before 7am. High near 67. Calm wind becoming east 5 to 8 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers. Low around 55. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.
Tuesday
Showers likely, mainly before 8am. Partly sunny, with a high near 76. Northwest wind 3 to 8 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Harris NY
 41.7°N 74.72°W (Elev. 1401 ft)
6:09 am EDT Jun 21, 2026
7am EDT Jun 21, 2026-6pm EDT Jun 27, 2026
 
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Additional Resources

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