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.

Partly Cloudy

77°F

25°C

Humidity 40%
Wind Speed Vrbl 5 mph
Barometer 30.24 in (1023.7 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 24 Jul 1:56 pm EDT
Extended Forecast for

5 Miles NNE Sundown NY

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. South wind around 6 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 51. Southeast wind around 5 mph becoming light and variable in the evening.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 51. South wind around 5 mph becoming light and variable in the evening.

    Low: 51 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 77. Light and variable wind becoming south around 5 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Monday

    Monday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 70%.

    High: 74 °F

    Mostly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 72. Chance of precipitation is 80%.

    High: 72 °F

    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 75. South wind around 6 mph.
Tonight
Mostly clear, with a low around 51. Southeast wind around 5 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 76. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 51. South wind around 5 mph becoming light and variable in the evening.
Sunday
Mostly sunny, with a high near 77. Light and variable wind becoming south around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 72. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Low around 53. Chance of precipitation is 80%.
Wednesday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Sundown NY
 41.96°N 74.44°W (Elev. 2451 ft)
Last Update:
8:36 am EDT Jul 24, 2026
Forecast Valid:
2pm EDT Jul 24, 2026-6pm EDT Jul 30, 2026
 
Forecast Discussion
 
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Additional Resources

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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