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.

Partly Cloudy

53°F

12°C

Humidity 52%
Wind Speed NW 8 mph
Barometer 30.14 in (1020.3 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 21 May 3:56 am EDT
Extended Forecast for

2 Miles SW Roxbury NY

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

  • Today

    Today: Mostly cloudy, with a high near 63. Calm wind becoming north around 5 mph in the afternoon.

    High: 63 °F

    Mostly Cloudy

  • Tonight

    Tonight: Patchy frost after 5am. Otherwise, partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy
    then Patchy
    Frost

  • Friday

    Friday: Patchy frost before 7am. Otherwise, mostly sunny, with a high near 67. Calm wind becoming east around 5 mph in the afternoon.

    High: 67 °F

    Patchy Frost
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 44. Calm wind.

    Low: 44 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Showers. High near 54. Southeast wind 3 to 8 mph. Chance of precipitation is 80%.

    High: 54 °F

    Showers

  • Saturday Night

    Saturday Night: Showers. Low around 41. Chance of precipitation is 90%.

    Low: 41 °F

    Showers

  • Sunday

    Sunday: Showers likely before 2pm. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.

    High: 59 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Showers

  • Memorial Day

    Memorial Day: A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 50%.

    High: 71 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 63. Calm wind becoming north around 5 mph in the afternoon.
Tonight
Patchy frost after 5am. Otherwise, partly cloudy, with a low around 38. Calm wind.
Friday
Patchy frost before 7am. Otherwise, mostly sunny, with a high near 67. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 44. Calm wind.
Saturday
Showers. High near 54. Southeast wind 3 to 8 mph. Chance of precipitation is 80%.
Saturday Night
Showers. Low around 41. Chance of precipitation is 90%.
Sunday
Showers likely before 2pm. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 52.
Tuesday
Partly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Roxbury NY
 42.26°N 74.61°W (Elev. 1699 ft)
Last Update:
2:30 am EDT May 21, 2026
Forecast Valid:
4am EDT May 21, 2026-6pm EDT May 27, 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