National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

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 Calm
Barometer 30.17 in (1021.6 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 12 Sep 9:56 am EDT
Extended Forecast for

Arena NY

  • Today

    Today: Partly sunny, with a high near 76. Calm wind becoming south around 6 mph in the afternoon.

    High: 76 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then showers and possibly a thunderstorm after 2am. Low around 58. Light south wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Chance
    Showers then
    Showers

  • Sunday

    Sunday: Showers and thunderstorms, mainly before 3pm. High near 78. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers then
    Scattered
    T-storms

  • Sunday Night

    Sunday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 50. Light northwest wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Scattered
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A chance of showers before 8am. Mostly sunny, with a high near 67. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.

    High: 67 °F

    Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 76. Calm wind becoming south around 6 mph in the afternoon.
Tonight
A slight chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then showers and possibly a thunderstorm after 2am. Low around 58. Light south wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and thunderstorms, mainly before 3pm. High near 78. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 50. Light northwest wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers before 8am. Mostly sunny, with a high near 67. Northwest wind 6 to 8 mph. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Partly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Arena NY
 42.12°N 74.73°W (Elev. 1302 ft)
Last Update:
5:39 am EDT Sep 12, 2026
Forecast Valid:
10am EDT Sep 12, 2026-6pm EDT Sep 18, 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