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.

Mostly Cloudy

76°F

24°C

Humidity 54%
Wind Speed Vrbl 5 mph
Barometer 30.11 in (1019.2 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 26 Aug 1:56 pm EDT
Extended Forecast for

2 Miles NNE Sundown NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 77. South wind 3 to 5 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 76. South wind 3 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Chance
    T-storms then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 11pm, then showers likely between 11pm and 2am. Low around 58. Light south wind. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 58 °F

    Showers

  • Friday

    Friday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

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

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

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

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 77. South wind 3 to 5 mph.
Tonight
Mostly cloudy, with a low around 57. Calm wind.
Thursday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 76. South wind 3 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and possibly a thunderstorm before 11pm, then showers likely between 11pm and 2am. Low around 58. Light south wind. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 81.
Monday Night
Mostly cloudy, with a low around 62.
Tuesday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Sundown NY
 41.92°N 74.44°W (Elev. 1280 ft)
Last Update:
8:36 am EDT Aug 26, 2026
Forecast Valid:
2pm EDT Aug 26, 2026-6pm EDT Sep 1, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation