Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

52°F

11°C

Humidity 97%
Wind Speed Calm
Barometer 30.15 in (1020.9 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 26 May 6:56 am EDT
Extended Forecast for

North Branch NY

Dense Fog Advisory until May 26, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until May 26, 09:00am

    NOW until 9:00am Tue

    Dense Fog Advisory

  • Today

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 82. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 82 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly between 7pm and 8pm.  Cloudy, then gradually becoming partly cloudy, with a low around 54. Northwest wind 3 to 5 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 71. Northwest wind 7 to 13 mph.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 80. Light and variable wind.
Tonight
Mostly cloudy, with a low around 58. Calm wind.
Wednesday
Partly sunny, with a high near 82. Calm wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms, mainly between 7pm and 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 54. Northwest wind 3 to 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 71. Northwest wind 7 to 13 mph.
Thursday Night
Mostly clear, with a low around 48.
Friday
Mostly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 69.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
North Branch NY
 41.8°N 75°W (Elev. 1083 ft)
6:29 am EDT May 26, 2026
7am EDT May 26, 2026-6pm EDT Jun 1, 2026
 
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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