National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

61°F

16°C

Humidity 63%
Wind Speed W 5 mph
Barometer 30.22 in (1023.2 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 21 May 4:56 pm EDT
Extended Forecast for

Roxbury NY

Frost Advisory May 21, 11:00pm until May 22, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 67. East wind 3 to 5 mph.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Showers, mainly after 2pm. High near 55. Southeast wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers. Low around 39. Southeast wind around 7 mph. Chance of precipitation is 100%.

    Low: 39 °F

    Showers

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 58. Chance of precipitation is 80%.

    High: 58 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 40%.

    Low: 47 °F

    Cloudy then
    Chance
    Showers

  • Memorial Day

    Memorial Day: A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 40%.

    High: 68 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 38. Calm wind.
Friday
Mostly sunny, with a high near 67. East wind 3 to 5 mph.
Friday Night
Mostly cloudy, with a low around 43. Calm wind.
Saturday
Showers, mainly after 2pm. High near 55. Southeast wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Showers. Low around 39. Southeast wind around 7 mph. Chance of precipitation is 100%.
Sunday
Showers, mainly before 2pm. High near 58. Chance of precipitation is 80%.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 40%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 51.
Tuesday
Partly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Roxbury NY
 42.28°N 74.58°W (Elev. 1745 ft)
Last Update:
2:30 pm EDT May 21, 2026
Forecast Valid:
5pm EDT May 21, 2026-6pm EDT May 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation