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

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fog

59°F

15°C

Humidity 100%
Wind Speed Calm
Barometer 29.93 in (1012.7 mb)
Dewpoint 59°F (15°C)
Visibility 0.50 mi
Last update 16 Apr 6:56 am EDT
Extended Forecast for

3 Miles SSE Grant Mills NY

  • Today

    Today: Scattered showers, mainly before 3pm. Partly sunny, with a high near 75. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 75 °F

    Partly Sunny
    then
    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers and thunderstorms before 9pm, then scattered showers between 9pm and 2am. Mostly cloudy, with a low around 53. Southwest wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Scattered
    Showers

  • Friday

    Friday: A chance of showers, mainly between 8am and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 64. Northwest wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. Light and variable wind.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 65. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Showers likely. Mostly cloudy, with a low around 36. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Showers
    Likely

  • Sunday

    Sunday: Rain likely before 2pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 44. Chance of precipitation is 70%.

    High: 44 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: A chance of rain and snow showers before 8pm, then a chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.

    Low: 22 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Monday

    Monday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

Detailed Forecast

Today
Scattered showers, mainly before 3pm. Partly sunny, with a high near 75. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Scattered showers and thunderstorms before 9pm, then scattered showers between 9pm and 2am. Mostly cloudy, with a low around 53. Southwest wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, mainly between 8am and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 64. Northwest wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 48. Light and variable wind.
Saturday
Partly sunny, with a high near 65. South wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Showers likely. Mostly cloudy, with a low around 36. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain likely before 2pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 44. Chance of precipitation is 70%.
Sunday Night
A chance of rain and snow showers before 8pm, then a chance of snow showers between 8pm and 2am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 34.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Mostly sunny, with a high near 47.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 54. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Grant Mills NY
 42.03°N 74.66°W (Elev. 2533 ft)
Last Update:
6:39 am EDT Apr 16, 2026
Forecast Valid:
7am EDT Apr 16, 2026-6pm EDT Apr 22, 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