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.

A Few Clouds

63°F

17°C

Humidity 97%
Wind Speed Calm
Barometer 30.10 in (1018.7 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 27 Jun 1:56 am EDT
Extended Forecast for

North Branch NY

  • Overnight

    Overnight: A slight chance of rain before 3am. Mostly cloudy, with a low around 59. Calm wind. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 77. Calm wind.

    High: 77 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Isolated showers between 10am and noon. Mostly sunny, with a high near 81. Light and variable wind. Chance of precipitation is 20%.

    High: 81 °F

    Isolated
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 4am. Otherwise, mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, sunny, with a high near 84.

    High: 84 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 30%.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of rain before 3am. Mostly cloudy, with a low around 59. Calm wind. Chance of precipitation is 20%.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 77. Calm wind.
Saturday Night
Partly cloudy, with a low around 57. Calm wind.
Sunday
Isolated showers between 10am and noon. Mostly sunny, with a high near 81. Light and variable wind. Chance of precipitation is 20%.
Sunday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 57. Calm wind.
Monday
Patchy fog before 8am. Otherwise, sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 68.
Friday
Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
North Branch NY
 41.8°N 74.97°W (Elev. 1404 ft)
Last Update:
2:07 am EDT Jun 27, 2026
Forecast Valid:
2am EDT Jun 27, 2026-6pm EDT Jul 3, 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