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.

Light Rain Fog/Mist

36°F

2°C

Humidity 97%
Wind Speed E 3 mph
Barometer 29.86 in (1012.4 mb)
Dewpoint 35°F (2°C)
Visibility 1.75 mi
Last update 18 Feb 9:56 am EST
Extended Forecast for

5 Miles NNE Sundown NY

Winter Weather Advisory February 18, 12:00pm until February 19, 04:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: Rain. High near 37. Light and variable wind becoming east around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 37 °F

    Rain Likely
    then Rain

  • Tonight

    Tonight: Snow and freezing rain before 11pm, then a slight chance of freezing rain between 11pm and midnight. Low around 26. Northeast wind around 7 mph. Chance of precipitation is 80%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Wintry Mix
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 33. Northeast wind around 6 mph becoming south in the afternoon.

    High: 33 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A slight chance of snow before 1am, then a chance of snow and freezing rain. Cloudy, with a low around 24. Southeast wind around 8 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Slight Chance
    Snow then
    Chance Wintry
    Mix

  • Friday

    Friday: Snow and freezing rain before 1pm, then rain, snow, and freezing rain. High near 33. Southeast wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 33 °F

    Wintry Mix

  • Friday Night

    Friday Night: A chance of freezing rain before 10pm, then a chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 26 °F

    Chance Wintry
    Mix then
    Chance Snow

  • Saturday

    Saturday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.

    Low: 19 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 28. Chance of precipitation is 50%.

    High: 28 °F

    Chance Snow

Detailed Forecast

Today
Rain. High near 37. Light and variable wind becoming east around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Snow and freezing rain before 11pm, then a slight chance of freezing rain between 11pm and midnight. Low around 26. Northeast wind around 7 mph. Chance of precipitation is 80%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of less than a half inch possible.
Thursday
Mostly cloudy, with a high near 33. Northeast wind around 6 mph becoming south in the afternoon.
Thursday Night
A slight chance of snow before 1am, then a chance of snow and freezing rain. Cloudy, with a low around 24. Southeast wind around 8 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
Snow and freezing rain before 1pm, then rain, snow, and freezing rain. High near 33. Southeast wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A chance of freezing rain before 10pm, then a chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Partly sunny, with a high near 35.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.
Sunday
A chance of snow. Mostly cloudy, with a high near 28. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 18. Chance of precipitation is 50%.
Monday
A chance of snow. Mostly cloudy, with a high near 29. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 7.
Tuesday
Mostly sunny, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Sundown NY
 41.96°N 74.44°W (Elev. 2451 ft)
Last Update:
6:51 am EST Feb 18, 2026
Forecast Valid:
10am EST Feb 18, 2026-6pm EST Feb 24, 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