Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7° N Lon: 74.8° W Elev: 1404 ft.

Overcast

46°F

8°C

Humidity 63%
Wind Speed Calm
Barometer 30.03 in (1017.2 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 13 May 1:56 am EDT
Detailed forecast for

Western Ulster

Tonight
Partly cloudy this evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 40s. West winds around 5 mph this evening, becoming light and variable. Chance of rain 40 percent.
Wednesday
Showers likely. Highs in the lower 60s. South winds around 5 mph, increasing to around 10 mph with gusts up to 20 mph in the afternoon. Chance of rain 70 percent.
Wednesday Night
Showers. Lows in the mid 40s. South winds 5 to 10 mph. Chance of rain near 100 percent.
Thursday
Showers. Highs in the upper 50s. Light and variable winds, becoming west around 5 mph in the afternoon. Chance of rain 90 percent.
Thursday Night
Mostly cloudy. Showers, mainly in the evening. Lows in the lower 40s. Northwest winds around 5 mph. Chance of rain 80 percent.
Friday
Partly sunny with a 50 percent chance of showers. Highs in the mid 60s.
Friday Night And Saturday
Partly cloudy. Lows in the mid 40s. Highs in the mid 70s.
Saturday Night
Partly cloudy in the evening, then becoming mostly clear. Lows around 50.
Sunday
Sunny. Highs in the upper 70s.
Sunday Night And Monday
Partly cloudy. Lows around 50. Highs around 80.
Monday Night
Partly cloudy. Lows in the mid 50s.
Tuesday
Mostly sunny. A chance of showers in the afternoon. Highs in the mid 80s. Chance of rain 40 percent.



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830 PM EDT Tue May 12 2026
 
 

Additional Resources

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