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Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Partly Cloudy

9°F

-13°C

Humidity 73%
Wind Speed W 5 mph
Barometer 30.08 in (1021.9 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 31 Jan 8:56 am EST
Extended Forecast for

Upper Mongaup NY

Cold Weather Advisory January 31, 09:07am until February 1, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 31, 09:07am until February 1, 09:00am

    NOW until 9:00am Sun

    Cold Weather Advisory

  • Today

    High: 16 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around -2. Wind chill values as low as -14. Northwest wind around 8 mph.

    Low: -2 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 19. Wind chill values as low as -15. Northwest wind 8 to 14 mph, with gusts as high as 28 mph.

    High: 19 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 6. Wind chill values as low as -8. Northwest wind around 15 mph, with gusts as high as 29 mph.

    Low: 6 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 26. Northwest wind 10 to 13 mph, with gusts as high as 25 mph.

    High: 26 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 6.

    Low: 6 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 16. Wind chill values as low as -3. Northwest wind around 7 mph.
Tonight
Partly cloudy, with a low around -2. Wind chill values as low as -14. Northwest wind around 8 mph.
Sunday
Partly sunny, with a high near 19. Wind chill values as low as -15. Northwest wind 8 to 14 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 6. Wind chill values as low as -8. Northwest wind around 15 mph, with gusts as high as 29 mph.
Monday
Sunny, with a high near 26. Northwest wind 10 to 13 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 6.
Tuesday
Mostly sunny, with a high near 28.
Tuesday Night
Mostly cloudy, with a low around 8.
Wednesday
Mostly sunny, with a high near 25.
Wednesday Night
Mostly cloudy, with a low around 7.
Thursday
Mostly sunny, with a high near 25.
Thursday Night
Partly cloudy, with a low around 4.
Friday
Partly sunny, with a high near 25.
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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:
6:29 am EST Jan 31, 2026
Forecast Valid:
9am EST Jan 31, 2026-6pm EST Feb 6, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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