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Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Mostly Cloudy

4°F

-16°C

Humidity 66%
Wind Speed E 5 mph
Barometer 30.49 in (1035.8 mb)
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Wind Chill-6°F (-21°C)
Last update 25 Jan 2:56 am EST
Extended Forecast for

4 Miles NE Grooville NY

Winter Storm Warning January 25, 03:21am until January 26, 07:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning January 25, 03:21am until January 26, 07:00pm

    NOW until 7:00pm Mon

    Winter Storm Warning

  • Overnight

    Low: -6 °F

    Cloudy

  • Sunday

    Sunday: Snow, mainly after 8am. The snow could be heavy at times. High near 8. Wind chill values as low as -11. Southeast wind 5 to 8 mph. Chance of precipitation is 100%. New snow accumulation of around 12 inches.

    High: 8 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow, mainly before midnight. The snow could be heavy at times. Temperature rising to around 15 by 4am. Wind chill values as low as -8. East wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of around 7 inches.

    Low: 7 °F⇑

    Heavy Snow
    then Snow
    Likely

  • Monday

    Monday: Snow, mainly before 1pm. High near 18. Wind chill values as low as -3. Southeast wind 5 to 11 mph becoming northwest in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of around 2 inches.

    High: 18 °F

    Snow

  • Monday Night

    Monday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 0. Northwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 0 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: A slight chance of snow showers before 1pm. Partly sunny and cold, with a high near 9. Chance of precipitation is 20%.

    High: 9 °F

    Slight Chance
    Snow Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around -3.

    Low: -3 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 12.

    High: 12 °F

    Partly Sunny

Detailed Forecast

Overnight
Cloudy, with a low around -6. Light east wind.
Sunday
Snow, mainly after 8am. The snow could be heavy at times. High near 8. Wind chill values as low as -11. Southeast wind 5 to 8 mph. Chance of precipitation is 100%. New snow accumulation of around 12 inches.
Sunday Night
Snow, mainly before midnight. The snow could be heavy at times. Temperature rising to around 15 by 4am. Wind chill values as low as -8. East wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of around 7 inches.
Monday
Snow, mainly before 1pm. High near 18. Wind chill values as low as -3. Southeast wind 5 to 11 mph becoming northwest in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of around 2 inches.
Monday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 0. Northwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Tuesday
A slight chance of snow showers before 1pm. Partly sunny and cold, with a high near 9. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around -3.
Wednesday
Partly sunny, with a high near 12.
Wednesday Night
Mostly cloudy, with a low around -4.
Thursday
Partly sunny and cold, with a high near 10.
Thursday Night
Mostly cloudy, with a low around -5.
Friday
Partly sunny and cold, with a high near 9.
Friday Night
Mostly cloudy, with a low around -1.
Saturday
Partly sunny, with a high near 14.
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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:
1:34 am EST Jan 25, 2026
Forecast Valid:
3am EST Jan 25, 2026-6pm EST Jan 31, 2026
 
Forecast Discussion
 
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Additional Resources

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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