Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

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

Overcast

62°F

17°C

Humidity 96%
Wind Speed Calm
Barometer 29.99 in (1014.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 10 Jun 5:56 am EDT
Detailed forecast for

Delaware County

Today
Mostly cloudy. A slight chance of showers this morning, then showers likely with a chance of thunderstorms this afternoon. Highs in the lower 80s. South winds 5 to 10 mph. Chance of rain 70 percent.
Tonight
Mostly cloudy with showers likely with a chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 60s. Southwest winds around 5 mph. Chance of rain 70 percent.
Thursday
Partly sunny in the morning, then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Humid with highs in the upper 80s. West winds 5 to 10 mph. Chance of rain 90 percent.
Thursday Night
Mostly cloudy with a chance of showers and thunderstorms. Patchy fog. Lows in the mid 60s. West winds around 5 mph. Chance of rain 40 percent.
Friday
Showers with a chance of thunderstorms. Humid with highs in the upper 80s. West winds around 5 mph. Chance of rain 90 percent.
Friday Night
Partly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 50 percent.
Saturday
Sunny. Highs in the lower 80s.
Saturday Night
Mostly clear. Lows in the mid 50s.
Sunday
Partly sunny with a chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 40 percent.
Sunday Night
Showers likely. Lows in the lower 50s. Chance of rain 60 percent.
Monday
Partly sunny with a chance of showers. Highs in the lower 70s. Chance of rain 40 percent.
Monday Night
Partly cloudy with a 40 percent chance of showers. Lows in the lower 50s.
Tuesday
Partly sunny with a 40 percent chance of showers. Highs in the mid 70s.



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605 AM EDT Wed Jun 10 2026
 
 

Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database