Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

33°F

1°C

Humidity 96%
Wind Speed N 5 mph
Barometer 30.20 in (1023.5 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 5 Mar 2:56 am EST
Extended Forecast for

Mongaup Valley NY

Winter Weather Advisory March 5, 05:00pm until March 6, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Overnight

    Overnight: Patchy fog.  Otherwise, cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Patchy Fog

  • Thursday

    Thursday: Rain.  Patchy fog before 10am. High near 38. Calm wind becoming east around 6 mph in the afternoon.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 38 °F

    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: Rain before 4am, then a chance of rain or freezing rain.  Low around 32. East wind around 6 mph.  Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible.

    Low: 32 °F

    Rain then
    Rain/Freezing
    Rain

  • Friday

    Friday: A slight chance of rain or freezing rain before 10am, then a slight chance of rain between 10am and 1pm.  Mostly cloudy, with a high near 37. East wind 3 to 5 mph.  Chance of precipitation is 20%.

    High: 37 °F

    Slight Chance
    Rain/Freezing
    Rain then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly before 1am.  Cloudy, with a low around 32. Calm wind.  Chance of precipitation is 30%.

    Low: 32 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Showers, mainly before 1am.  Low around 40. Chance of precipitation is 80%.

    Low: 40 °F

    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a low around 29. Calm wind.
Thursday
Rain. Patchy fog before 10am. High near 38. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain before 4am, then a chance of rain or freezing rain. Low around 32. East wind around 6 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible.
Friday
A slight chance of rain or freezing rain before 10am, then a slight chance of rain between 10am and 1pm. Mostly cloudy, with a high near 37. East wind 3 to 5 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers, mainly before 1am. Cloudy, with a low around 32. Calm wind. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 53.
Saturday Night
Showers, mainly before 1am. Low around 40. Chance of precipitation is 80%.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 59.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Sunny, with a high near 66.
Tuesday Night
A chance of rain. Partly cloudy, with a low around 46. Chance of precipitation is 30%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 66. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Mongaup Valley NY
 41.65°N 74.79°W (Elev. 1181 ft)
1:30 am EST Mar 5, 2026
3am EST Mar 5, 2026-6pm EDT Mar 11, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database