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 48%
Wind Speed SE 7 mph
Barometer 30.34 in (1027.8 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 22 May 3:56 pm EDT
Extended Forecast for

4 Miles NE Grooville NY

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 58. Southeast wind around 6 mph.

    High: 58 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 45. Southeast wind 3 to 5 mph.

    Low: 45 °F

    Cloudy

  • Saturday

    Saturday: Rain, mainly after 2pm. High near 46. Southeast wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Chance Rain
    then Rain

  • Saturday Night

    Saturday Night: Rain. Low around 41. Southeast wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Rain

  • Sunday

    Sunday: Rain before 1pm, then a chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. High near 52. Southeast wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.

    High: 52 °F

    Rain then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers. Cloudy, with a low around 50. Chance of precipitation is 50%.

    Low: 50 °F

    Chance
    Showers

  • Memorial Day

    Memorial Day: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.

    High: 68 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 58. Southeast wind around 6 mph.
Tonight
Cloudy, with a low around 45. Southeast wind 3 to 5 mph.
Saturday
Rain, mainly after 2pm. High near 46. Southeast wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain. Low around 41. Southeast wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain before 1pm, then a chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. High near 52. Southeast wind 10 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Sunday Night
A chance of showers. Cloudy, with a low around 50. Chance of precipitation is 50%.
Memorial Day
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Monday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 75.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Grooville NY
 41.99°N 74.7°W (Elev. 2782 ft)
Last Update:
2:38 pm EDT May 22, 2026
Forecast Valid:
4pm EDT May 22, 2026-6pm EDT May 28, 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