Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

72°F

22°C

Humidity 71%
Wind Speed SE 7 mph
Barometer 30.01 in (1015.8 mb)
Dewpoint 62°F (17°C)
Visibility 9.00 mi
Last update 22 Aug 3:56 pm EDT
Extended Forecast for

2 Miles NW Swan Lake NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 73. Southeast wind around 6 mph.

    High: 73 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers between midnight and 2am, then a chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 60. Southeast wind around 5 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before noon, then scattered showers and thunderstorms, mainly between noon and 4pm.  Cloudy, then gradually becoming mostly sunny, with a high near 76. Southeast wind 5 to 7 mph becoming southwest in the afternoon.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. West wind around 5 mph becoming calm  in the evening.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 73. Calm wind becoming west 5 to 8 mph in the morning.  Chance of precipitation is 20%.

    High: 73 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

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

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 73. Southeast wind around 6 mph.
Tonight
A slight chance of showers between midnight and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 60. Southeast wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely and possibly a thunderstorm before noon, then scattered showers and thunderstorms, mainly between noon and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 76. Southeast wind 5 to 7 mph becoming southwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Partly cloudy, with a low around 53. West wind around 5 mph becoming calm in the evening.
Monday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 73. Calm wind becoming west 5 to 8 mph in the morning. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Friday
Showers likely. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Swan Lake NY
 41.76°N 74.8°W (Elev. 1404 ft)
2:30 pm EDT Aug 22, 2026
4pm EDT Aug 22, 2026-6pm EDT Aug 28, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database