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

Newburgh / Stewart (KSWF)

Lat: 41.5°NLon: 74.1°WElev: 492ft.

Clear

63°F

17°C

Humidity 94%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 5 Aug 3:45 am EDT
Extended Forecast for

Mountainville NY

  • Today

    Today: Partly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.

    High: 86 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers between 10pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 71. Light south wind. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 90. Heat index values as high as 101. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 50%.

    High: 90 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and midnight. Mostly cloudy, with a low around 72. Light southwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Showers
    Likely then
    Partly Cloudy

  • Friday

    Friday: Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 89 °F

    Mostly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and midnight. Mostly cloudy, with a low around 71. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 71 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.
Tonight
A chance of showers between 10pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 71. Light south wind. Chance of precipitation is 30%.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 90. Heat index values as high as 101. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 50%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and midnight. Mostly cloudy, with a low around 72. Light southwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and midnight. Mostly cloudy, with a low around 71. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.
Sunday
Sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 69.
Monday
Mostly sunny, with a high near 89.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 69.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mountainville NY
 41.41°N 74.08°W (Elev. 299 ft)
Last Update:
2:22 am EDT Aug 5, 2026
Forecast Valid:
4am EDT Aug 5, 2026-6pm EDT Aug 11, 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