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Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

59°F

15°C

Humidity 83%
Wind Speed Calm
Barometer 30.22 in (1022.8 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 15 Aug 7:56 am EDT
Extended Forecast for

5 Miles ESE De Lancey NY

  • Today

    Today: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 73. Calm wind becoming north around 5 mph in the afternoon.

    High: 73 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, increasing clouds, with a high near 72. South wind 3 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Patchy Fog
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 60. South wind 6 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 60 °F

    Showers

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Northwest wind 3 to 6 mph. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Tuesday Night

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

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 73. Calm wind becoming north around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 53. Calm wind.
Sunday
A chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, increasing clouds, with a high near 72. South wind 3 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and possibly a thunderstorm. Low around 60. South wind 6 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Northwest wind 3 to 6 mph. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Sunny, with a high near 77.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Thursday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 52. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE De Lancey NY
 42.16°N 74.9°W (Elev. 2073 ft)
Last Update:
2:30 am EDT Aug 15, 2026
Forecast Valid:
8am EDT Aug 15, 2026-6pm EDT Aug 21, 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