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.

Fair

54°F

12°C

Humidity 90%
Wind Speed Calm
Barometer 30.13 in (1019.9 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 23 Jul 6:56 am EDT
Extended Forecast for

5 Miles ESE Grant Mills NY

  • Today

    Today: Sunny, with a high near 67. Northwest wind around 8 mph.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. Northwest wind around 6 mph becoming northeast after midnight.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 70. Light and variable wind.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47. Southeast wind 3 to 5 mph.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72. South wind 3 to 6 mph.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 50%.

    High: 73 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 67. Northwest wind around 8 mph.
Tonight
Mostly clear, with a low around 45. Northwest wind around 6 mph becoming northeast after midnight.
Friday
Sunny, with a high near 70. Light and variable wind.
Friday Night
Mostly clear, with a low around 47. Southeast wind 3 to 5 mph.
Saturday
Sunny, with a high near 72. South wind 3 to 6 mph.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 50%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 67. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Grant Mills NY
 42.04°N 74.6°W (Elev. 3593 ft)
Last Update:
2:36 am EDT Jul 23, 2026
Forecast Valid:
7am EDT Jul 23, 2026-6pm EDT Jul 29, 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