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.

A Few Clouds

63°F

17°C

Humidity 93%
Wind Speed Calm
Barometer 30.07 in (1017.8 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 21 Jun 3:53 am EDT
Extended Forecast for

2 Miles W Slate Hill NY

Extreme Heat Warning June 22, 12:00pm until June 24, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Today

    Today: Mostly sunny, with a high near 86. Calm wind becoming west around 6 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 68. Southwest wind 3 to 6 mph.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 94. Heat index values as high as 103. Southwest wind 6 to 10 mph.

    High: 94 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73. West wind 3 to 5 mph.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 98. Northwest wind 3 to 6 mph.

    High: 98 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 97.

    High: 97 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 86. Calm wind becoming west around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 68. Southwest wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 94. Heat index values as high as 103. Southwest wind 6 to 10 mph.
Sunday Night
Mostly clear, with a low around 73. West wind 3 to 5 mph.
Monday
Sunny, with a high near 98. Northwest wind 3 to 6 mph.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Sunny, with a high near 97.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 68.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Slate Hill NY
 41.37°N 74.53°W (Elev. 591 ft)
Last Update:
3:17 am EDT Jun 21, 2025
Forecast Valid:
4am EDT Jun 21, 2025-6pm EDT Jun 27, 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