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.

Fair

21°F

-6°C

Humidity 54%
Wind Speed NW 18 G 33 mph
Barometer 30.05 in (1020.0 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 23 Jan 3:56 pm EST
Extended Forecast for

5 Miles NNE Sundown NY

Cold Weather Advisory January 23, 07:00pm until January 24, 10:00am
Winter Storm Warning January 25, 07:00am until January 26, 07:00pm
Click here for hazard details and duration
Cold Weather Advisory
Winter Storm Warning

  • Tonight

    Tonight: Partly cloudy, with a low around -7. Wind chill values as low as -26. Blustery, with a northwest wind 16 to 20 mph, with gusts as high as 33 mph.

    Low: -7 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 6. Wind chill values as low as -26. Northwest wind 9 to 14 mph.

    High: 6 °F

    Cold

  • Saturday Night

    Saturday Night: A chance of snow, mainly after 4am. Mostly cloudy, with a low around -2. Wind chill values as low as -14. Northwest wind 5 to 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: -2 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow, mainly after 7am. The snow could be heavy at times. High near 13. Wind chill values as low as -10. East wind 6 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    High: 13 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow. The snow could be heavy at times. Low around 4. Northeast wind 10 to 14 mph. Chance of precipitation is 100%.

    Low: 4 °F

    Heavy Snow

  • Monday

    Monday: Snow, mainly before 1pm. High near 20. Chance of precipitation is 80%.

    High: 20 °F

    Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around -1.

    Low: -1 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 13.

    High: 13 °F

    Partly Sunny

  • Tuesday Night

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

    Low: -3 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around -7. Wind chill values as low as -26. Blustery, with a northwest wind 16 to 20 mph, with gusts as high as 33 mph.
Saturday
Mostly sunny and cold, with a high near 6. Wind chill values as low as -26. Northwest wind 9 to 14 mph.
Saturday Night
A chance of snow, mainly after 4am. Mostly cloudy, with a low around -2. Wind chill values as low as -14. Northwest wind 5 to 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
Snow, mainly after 7am. The snow could be heavy at times. High near 13. Wind chill values as low as -10. East wind 6 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Sunday Night
Snow. The snow could be heavy at times. Low around 4. Northeast wind 10 to 14 mph. Chance of precipitation is 100%.
Monday
Snow, mainly before 1pm. High near 20. Chance of precipitation is 80%.
Monday Night
Mostly cloudy, with a low around -1.
Tuesday
Partly sunny, with a high near 13.
Tuesday Night
Mostly cloudy, with a low around -3.
Wednesday
Partly sunny, with a high near 14.
Wednesday Night
Mostly cloudy, with a low around -3.
Thursday
Partly sunny, with a high near 12.
Thursday Night
Mostly cloudy, with a low around -5.
Friday
Partly sunny, with a high near 13.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Sundown NY
 41.96°N 74.44°W (Elev. 2451 ft)
Last Update:
12:54 pm EST Jan 23, 2026
Forecast Valid:
4pm EST Jan 23, 2026-6pm EST Jan 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation