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

Hazardous Weather Conditions

Current conditions at

Newburgh / Stewart (KSWF)

Lat: 41.5°NLon: 74.1°WElev: 492ft.

Clear

68°F

20°C

Humidity 88%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 29 Jun 12:45 am EDT
Extended Forecast for

Cornwall NY

Extreme Heat Watch July 1, 12:00pm until July 3, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Overnight

    Overnight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, sunny, with a high near 88. Calm wind.

    High: 88 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 67. Calm wind becoming south around 5 mph.

    Low: 67 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 71. Southwest wind around 8 mph.

    Low: 71 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 98.

    High: 98 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 99.

    High: 99 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 63. Calm wind.
Monday
Patchy fog before 8am. Otherwise, sunny, with a high near 88. Calm wind.
Monday Night
Partly cloudy, with a low around 67. Calm wind becoming south around 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Calm wind becoming southwest 5 to 9 mph in the morning.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 71. Southwest wind around 8 mph.
Wednesday
Mostly sunny, with a high near 98.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
Sunny, with a high near 99.
Thursday Night
Mostly clear, with a low around 77.
Friday
Sunny, with a high near 99.
Friday Night
Mostly clear, with a low around 74.
Independence Day
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cornwall NY
 41.43°N 74.04°W (Elev. 331 ft)
Last Update:
3:22 pm EDT Jun 28, 2026
Forecast Valid:
12am EDT Jun 29, 2026-6pm EDT Jul 5, 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