Current conditions at
Monticello, Sullivan County International Airport (KMSV)
Lat: 41.7°NLon: 74.8°WElev: 1404ft.
A Few Clouds
88°F
31°C
| Humidity | 43% |
| Wind Speed | W 9 G 20 mph |
| Barometer | 30.06 in (1016.6 mb) |
| Dewpoint | 63°F (17°C) |
| Visibility | 10.00 mi |
| Heat Index | 89°F (32°C) |
| Last update | 19 May 12:56 pm EDT |
Extended Forecast for
4 Miles SSW Big Indian NY
This Afternoon

High: 83 °F
Chance
T-stormsTonight

Low: 63 °F
Partly Cloudy
Wednesday
High: 78 °F
Chance
Showers then
Showers
LikelyWednesday Night

Low: 41 °F
Partly Cloudy
Thursday

High: 61 °F
Mostly Sunny
Thursday Night

Low: 39 °F
Partly Cloudy
Friday

High: 60 °F
Partly Sunny
Friday Night
Low: 39 °F
Chance
Showers then
Showers
LikelySaturday

High: 54 °F
Showers
Detailed Forecast
This Afternoon
A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 83. West wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Partly cloudy, with a low around 63. West wind 9 to 13 mph.
Wednesday
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms, mainly between 2pm and 5pm. Increasing clouds, with a high near 78. West wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 41. Northwest wind around 14 mph.
Thursday
Mostly sunny, with a high near 61. North wind 6 to 10 mph.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 60.
Friday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.
Saturday
Showers. High near 54. Chance of precipitation is 80%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Sunday
A chance of showers. Mostly cloudy, with a high near 61. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 40%.
Memorial Day
Mostly cloudy, with a high near 67.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles SSW Big Indian NY
42.03°N 74.48°W (Elev. 3012 ft)
42.03°N 74.48°W (Elev. 3012 ft)
8:37 am EDT May 19, 2026
1pm EDT May 19, 2026-6pm EDT May 25, 2026


