Current conditions at

Monticello, Sullivan County International Airport (KMSV)

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

Fair

72°F

22°C

Humidity 79%
Wind Speed SW 3 mph
Barometer 30.05 in (1016.5 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 30 Jun 11:56 pm EDT
Detailed forecast for

Delaware County

Tonight
Partly cloudy. A chance of showers and thunderstorms late this evening. Lows in the upper 60s. Southwest winds around 5 mph. Chance of rain 40 percent.
Wednesday
Partly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the lower 90s. West winds around 5 mph. Chance of rain 50 percent.
Wednesday Night
Partly cloudy. A chance of showers and thunderstorms in the evening. Patchy fog after midnight. Humid with lows around 70. West winds around 5 mph. Chance of rain 40 percent.
Thursday
Mostly sunny. Hot with highs in the mid 90s. West winds 5 to 10 mph.
Thursday Night
Mostly clear. Humid with lows in the lower 70s. West winds around 5 mph.
Friday
Mostly sunny. Hot with highs in the lower 90s.
Friday Night
Mostly clear. Lows in the upper 60s.
Independence Day
Partly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 50 percent.
Saturday Night
Partly cloudy. Lows in the mid 60s.
Sunday
Partly sunny with a chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 50 percent.
Sunday Night
Partly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 50 percent.
Monday
Partly sunny with a chance of showers. Highs in the lower 80s. Chance of rain 50 percent.
Monday Night
Partly cloudy with a 50 percent chance of showers. Lows in the lower 60s.
Tuesday
Partly sunny with a chance of showers. Highs in the lower 80s. Chance of rain 40 percent.



Basemap Options
Click map to change the forecast location
Loading map...
935 PM EDT Tue Jun 30 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database