National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fog/Mist

68°F

20°C

Humidity 100%
Wind Speed Calm
Barometer 30.08 in (1017.9 mb)
Dewpoint 68°F (20°C)
Visibility 6.00 mi
Last update 8 Aug 6:56 am EDT
Extended Forecast for

Kiamesha Lake NY

  • Today

    Today: Isolated showers, then scattered showers and thunderstorms after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 84. West wind 5 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Mostly Cloudy
    then
    Scattered
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms, mainly between 9pm and 10pm. Patchy fog before 3am, then patchy fog after 4am. Otherwise, partly cloudy, with a low around 65. West wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 65 °F

    Isolated
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 82. West wind around 8 mph.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. Northwest wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 84. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 30%.

    High: 79 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Isolated showers, then scattered showers and thunderstorms after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 84. West wind 5 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Isolated showers and thunderstorms, mainly between 9pm and 10pm. Patchy fog before 3am, then patchy fog after 4am. Otherwise, partly cloudy, with a low around 65. West wind 3 to 5 mph. Chance of precipitation is 20%.
Sunday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 82. West wind around 8 mph.
Sunday Night
Mostly clear, with a low around 59. Northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 84. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Wednesday Night
A chance of showers before 2am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kiamesha Lake NY
 41.68°N 74.67°W (Elev. 1401 ft)
Last Update:
6:16 am EDT Aug 8, 2026
Forecast Valid:
7am EDT Aug 8, 2026-6pm EDT Aug 14, 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