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

Hazardous Weather Conditions

Current conditions at

Sussex, Sussex Airport (KFWN)

Lat: 41.2°NLon: 74.63°WElev: 410ft.

Fair

80°F

27°C

Humidity 90%
Wind Speed Calm
Barometer 30.07 in (1017.9 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 23 Jun 9:53 pm EDT
Extended Forecast for

Port Jervis NY

Extreme Heat Warning June 23, 10:03pm until June 24, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 23, 10:03pm until June 24, 08:00pm

    NOW until 8:00pm Tue

    Extreme Heat Warning

  • Tonight

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Heat index values as high as 107. Calm wind becoming west 5 to 8 mph in the morning.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. West wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 96. Northwest wind 3 to 5 mph.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely then
    Chance
    T-storms

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.

    High: 76 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 72. Calm wind.
Tuesday
Sunny and hot, with a high near 100. Heat index values as high as 107. Calm wind becoming west 5 to 8 mph in the morning.
Tuesday Night
Mostly clear, with a low around 72. West wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 96. Northwest wind 3 to 5 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 68. Calm wind.
Thursday
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Monday
A 50 percent chance of showers. Partly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Port Jervis NY
 41.37°N 74.7°W (Elev. 472 ft)
Last Update:
9:51 pm EDT Jun 23, 2025
Forecast Valid:
10pm EDT Jun 23, 2025-6pm EDT Jun 30, 2025
 
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