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.

A Few Clouds

70°F

21°C

Humidity 57%
Wind Speed Vrbl 7 mph
Barometer 29.90 in (1012.1 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 31 Mar 3:56 pm EDT
Extended Forecast for

3 Miles NNW Lewbeach NY

Flood Watch March 31, 04:36pm until April 1, 08:00pm
Severe T-storm Watch until March 31, 09:00pm
Click here for hazard details and duration
Flood Watch
Severe T-storm Watch
  •  
    Flood Watch March 31, 04:36pm until April 1, 08:00pm
    Severe T-storm Watch until March 31, 09:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 65 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers after 4am. Some of the storms could be severe. Low around 52. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Severe
    Thunderstorms
    then Showers

  • Wednesday

    Wednesday: A chance of showers before 11am, then a chance of showers after 4pm. Mostly cloudy, with a high near 55. West wind around 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 8pm. Mostly cloudy, with a low around 38. North wind around 6 mph becoming east after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 44. Southeast wind 7 to 9 mph. Chance of precipitation is 50%.

    High: 44 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, mainly before 2am. Cloudy, with a low around 38. Chance of precipitation is 30%.

    Low: 38 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers after 2pm. Mostly cloudy, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of rain before 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.

    Low: 49 °F

    Chance Rain

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms after 5pm. Some of the storms could be severe. Partly sunny, with a high near 65. Southwest wind around 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, then showers after 4am. Some of the storms could be severe. Low around 52. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers before 11am, then a chance of showers after 4pm. Mostly cloudy, with a high near 55. West wind around 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 38. North wind around 6 mph becoming east after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of showers. Mostly cloudy, with a high near 44. Southeast wind 7 to 9 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers, mainly before 2am. Cloudy, with a low around 38. Chance of precipitation is 30%.
Friday
A chance of showers after 2pm. Mostly cloudy, with a high near 67. Chance of precipitation is 30%.
Friday Night
A chance of rain before 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Saturday
A chance of rain after 2pm. Partly sunny, with a high near 70. Chance of precipitation is 50%.
Saturday Night
Rain likely, mainly after 8pm. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Sunday
Rain likely. Mostly cloudy, with a high near 59. Chance of precipitation is 70%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Lewbeach NY
 42.04°N 74.8°W (Elev. 2274 ft)
Last Update:
3:23 pm EDT Mar 31, 2026
Forecast Valid:
4pm EDT Mar 31, 2026-6pm EDT Apr 6, 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