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Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Light Snow Fog/Mist

26°F

-3°C

Humidity 96%
Wind Speed NE 8 mph
Barometer 29.86 in (1012.8 mb)
Dewpoint 25°F (-4°C)
Visibility 1.25 mi
Wind Chill18°F (-8°C)
Last update 22 Feb 8:56 pm EST
Extended Forecast for

Mongaup Valley NY

Blizzard Warning February 22, 09:35pm until February 23, 07:00pm
Click here for hazard details and duration
Blizzard Warning
  •  
    Blizzard Warning February 22, 09:35pm until February 23, 07:00pm

    NOW until 7:00pm Mon

    Blizzard Warning

  • Tonight

    Low: 24 °F

    Snow and
    Areas Blowing
    Snow

  • Monday

    Monday: Snow before 1pm, then a chance of snow showers between 1pm and 4pm. Areas of blowing snow before 4pm. High near 32. North wind 15 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of around 3 inches.

    High: 32 °F

    Snow and
    Areas Blowing
    Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 12. Northwest wind 10 to 14 mph, with gusts as high as 30 mph.

    Low: 12 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 22. Wind chill values as low as -1. Northwest wind 8 to 10 mph, with gusts as high as 23 mph.

    High: 22 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow likely after 1am. Mostly cloudy, with a low around 9. Calm wind. Chance of precipitation is 70%.

    Low: 9 °F

    Mostly Cloudy
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow likely, mainly before 1pm. Mostly cloudy, with a high near 36. Chance of precipitation is 60%.

    High: 36 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of snow before 1pm, then rain and snow likely. Partly sunny, with a high near 36. Chance of precipitation is 60%.

    High: 36 °F

    Chance Snow
    then
    Rain/Snow
    Likely

Detailed Forecast

Tonight
Snow. Areas of blowing snow after 3am. Low around 24. North wind 8 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of around 5 inches.
Monday
Snow before 1pm, then a chance of snow showers between 1pm and 4pm. Areas of blowing snow before 4pm. High near 32. North wind 15 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of around 3 inches.
Monday Night
Mostly cloudy, with a low around 12. Northwest wind 10 to 14 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 22. Wind chill values as low as -1. Northwest wind 8 to 10 mph, with gusts as high as 23 mph.
Tuesday Night
Snow likely after 1am. Mostly cloudy, with a low around 9. Calm wind. Chance of precipitation is 70%.
Wednesday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 36. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 17.
Thursday
A chance of snow before 1pm, then rain and snow likely. Partly sunny, with a high near 36. Chance of precipitation is 60%.
Thursday Night
Rain, snow, and freezing rain likely before 1am, then a chance of rain and snow. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 35.
Friday Night
Mostly clear, with a low around 18.
Saturday
Sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Partly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mongaup Valley NY
 41.67°N 74.79°W (Elev. 1175 ft)
Last Update:
9:27 pm EST Feb 22, 2026
Forecast Valid:
9pm EST Feb 22, 2026-6pm EST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation