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.

Fair

66°F

19°C

Humidity 87%
Wind Speed NW 5 mph
Barometer 30.10 in (1018.6 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 26 Jun 10:56 pm EDT
Extended Forecast for

Lava NY

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Patchy Fog

  • Saturday

    Saturday: A chance of showers after 2pm. Areas of fog before 10am. Otherwise, partly sunny, with a high near 75. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 75 °F

    Chance
    Showers and
    Areas Fog

  • Saturday Night

    Saturday Night: A slight chance of showers before 10pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 59. Calm wind. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    Showers then
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 83. Light north wind.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 86.

    High: 86 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

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

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 58. Calm wind.
Saturday
A chance of showers after 2pm. Areas of fog before 10am. Otherwise, partly sunny, with a high near 75. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A slight chance of showers before 10pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 59. Calm wind. Chance of precipitation is 20%.
Sunday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 83. Light north wind.
Sunday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 58. Calm wind.
Monday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Partly sunny, with a high near 89.
Tuesday Night
Mostly cloudy, with a low around 67.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
Mostly sunny and hot, with a high near 92.
Thursday Night
Mostly clear, with a low around 70.
Friday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lava NY
 41.6°N 75.01°W (Elev. 1001 ft)
Last Update:
6:38 pm EDT Jun 26, 2026
Forecast Valid:
11pm EDT Jun 26, 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