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.

Mostly Cloudy

77°F

25°C

Humidity 45%
Wind Speed NW 6 mph
Barometer 30.21 in (1022.5 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 15 Aug 2:56 pm EDT
Extended Forecast for

Yankee Lake NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 78. Light northwest wind.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. Light and variable wind.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Showers likely, mainly between 2pm and 5pm. Increasing clouds, with a high near 75. Light and variable wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 75 °F

    Mostly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Showers, mainly after 9pm. Low around 62. South wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 62 °F

    Showers

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 78. Southwest wind around 7 mph becoming northwest in the afternoon. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 60. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 78. Light northwest wind.
Tonight
Mostly clear, with a low around 57. Light and variable wind.
Sunday
Showers likely, mainly between 2pm and 5pm. Increasing clouds, with a high near 75. Light and variable wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers, mainly after 9pm. Low around 62. South wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 78. Southwest wind around 7 mph becoming northwest in the afternoon. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 60. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 80.
Wednesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yankee Lake NY
 41.6°N 74.54°W (Elev. 1490 ft)
Last Update:
2:30 pm EDT Aug 15, 2026
Forecast Valid:
3pm 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