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

60°F

16°C

Humidity 62%
Wind Speed E 3 mph
Barometer 30.25 in (1024.5 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 21 May 1:56 pm EDT
Extended Forecast for

4 Miles NE Grooville NY

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 59. North wind around 6 mph.

    High: 59 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 38. Light and variable wind becoming northeast around 6 mph in the evening.

    Low: 38 °F

    Gradual
    Clearing

  • Friday

    Friday: Partly sunny, with a high near 62. East wind around 7 mph.

    High: 62 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 41. Southeast wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 41 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers, mainly after 8am. High near 48. Southeast wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    High: 48 °F

    Showers

  • Saturday Night

    Saturday Night: Showers. Low around 38. Chance of precipitation is 90%.

    Low: 38 °F

    Showers

  • Sunday

    Sunday: Showers likely before 2pm. Mostly cloudy, with a high near 54. Chance of precipitation is 60%.

    High: 54 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Memorial Day

    Memorial Day: A chance of showers after 8am. Mostly cloudy, with a high near 69. Chance of precipitation is 50%.

    High: 69 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 59. North wind around 6 mph.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 38. Light and variable wind becoming northeast around 6 mph in the evening.
Friday
Partly sunny, with a high near 62. East wind around 7 mph.
Friday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 41. Southeast wind 3 to 6 mph. Chance of precipitation is 20%.
Saturday
Showers, mainly after 8am. High near 48. Southeast wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Saturday Night
Showers. Low around 38. Chance of precipitation is 90%.
Sunday
Showers likely before 2pm. Mostly cloudy, with a high near 54. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 46.
Memorial Day
A chance of showers after 8am. Mostly cloudy, with a high near 69. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 50.
Tuesday
Partly sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Grooville NY
 41.99°N 74.7°W (Elev. 2782 ft)
Last Update:
1:07 pm EDT May 21, 2026
Forecast Valid:
2pm EDT May 21, 2026-6pm EDT May 27, 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