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

27°F

-3°C

Humidity 58%
Wind Speed S 5 mph
Barometer 29.52 in (1001.8 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 6 Feb 3:56 pm EST
Extended Forecast for

Upper Mongaup NY

Extreme Cold Warning February 7, 07:00am until February 8, 01:00pm
Click here for hazard details and duration
Extreme Cold Warning

  • This Afternoon

    This Afternoon: A chance of snow showers, mainly after 5pm. Cloudy, with a high near 26. Light south wind. Chance of precipitation is 30%. Total daytime snow accumulation of less than a half inch possible.

    High: 26 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Snow showers likely, mainly before 4am. Cloudy, with a low around 2. Wind chill values as low as -6. Light and variable wind becoming west 5 to 10 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 2 °F

    Snow Showers
    Likely

  • Saturday

    Saturday: Scattered snow showers before 7am. Patchy blowing snow. Cloudy, then gradually becoming mostly sunny and cold, with a high near 9. Wind chill values as low as -18. Blustery, with a northwest wind around 21 mph, with gusts as high as 39 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 9 °F

    Scattered
    Snow Showers
    and Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Patchy blowing snow before 10pm. Partly cloudy, with a low around -4. Wind chill values as low as -25. Blustery, with a northwest wind 16 to 21 mph, with gusts as high as 38 mph.

    Low: -4 °F

    Patchy
    Blowing Snow
    and Blustery
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 11. Northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 11 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -2.

    Low: -2 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of snow showers, mainly after 5pm. Cloudy, with a high near 26. Light south wind. Chance of precipitation is 30%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow showers likely, mainly before 4am. Cloudy, with a low around 2. Wind chill values as low as -6. Light and variable wind becoming west 5 to 10 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Saturday
Scattered snow showers before 7am. Patchy blowing snow. Cloudy, then gradually becoming mostly sunny and cold, with a high near 9. Wind chill values as low as -18. Blustery, with a northwest wind around 21 mph, with gusts as high as 39 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Saturday Night
Patchy blowing snow before 10pm. Partly cloudy, with a low around -4. Wind chill values as low as -25. Blustery, with a northwest wind 16 to 21 mph, with gusts as high as 38 mph.
Sunday
Sunny, with a high near 11. Northwest wind around 15 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around -2.
Monday
Partly sunny, with a high near 22.
Monday Night
Partly cloudy, with a low around 5.
Tuesday
Mostly sunny, with a high near 31.
Tuesday Night
Mostly cloudy, with a low around 15.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 32. Chance of precipitation is 50%.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 40%.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 29. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Upper Mongaup NY
 41.47°N 74.8°W (Elev. 1224 ft)
Last Update:
3:30 pm EST Feb 6, 2026
Forecast Valid:
4pm EST Feb 6, 2026-6pm EST Feb 12, 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