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.

Overcast

64°F

18°C

Humidity 93%
Wind Speed SE 8 mph
Barometer 29.89 in (1011.6 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 23 Aug 2:56 am EDT
Extended Forecast for

2 Miles NNE Grooville NY

  • Overnight

    Overnight: Showers likely, mainly after 5am. Mostly cloudy, with a low around 58. Southeast wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers and thunderstorms, mainly before 4pm. High near 70. South wind around 8 mph becoming southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 70 °F

    Showers

  • Sunday Night

    Sunday Night: Scattered showers and thunderstorms, mainly between 7pm and 8pm. Partly cloudy, with a low around 49. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Scattered
    T-storms then
    Mostly Clear

  • Monday

    Monday: Scattered showers between 10am and 11am. Partly sunny, with a high near 67. Light west wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Scattered
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. West wind around 6 mph.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Scattered showers after 2pm. Partly sunny, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Partly Sunny
    then
    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Scattered showers before 8pm. Partly cloudy, with a low around 49. Chance of precipitation is 30%.

    Low: 49 °F

    Scattered
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers likely, mainly after 5am. Mostly cloudy, with a low around 58. Southeast wind around 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers and thunderstorms, mainly before 4pm. High near 70. South wind around 8 mph becoming southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Scattered showers and thunderstorms, mainly between 7pm and 8pm. Partly cloudy, with a low around 49. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Scattered showers between 10am and 11am. Partly sunny, with a high near 67. Light west wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 50. West wind around 6 mph.
Tuesday
Scattered showers after 2pm. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Tuesday Night
Scattered showers before 8pm. Partly cloudy, with a low around 49. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.
Friday Night
A chance of thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Grooville NY
 41.97°N 74.76°W (Elev. 2234 ft)
Last Update:
2:30 am EDT Aug 23, 2026
Forecast Valid:
3am EDT Aug 23, 2026-6pm EDT Aug 29, 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