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

Hazardous Weather Conditions

Current conditions at

NORWICH (KOIC)

Lat: 42.57°NLon: 75.52°WElev: 1025ft.

Fair

16°F

-9°C

Humidity 86%
Wind Speed Calm
Barometer 30.23 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 1 Dec 9:55 pm EST
Extended Forecast for

Treadwell NY

Winter Weather Advisory December 2, 02:00am until December 2, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Snow likely, mainly after 5am. Mostly cloudy, with a low around 17. Calm wind becoming south 5 to 8 mph after midnight. Chance of precipitation is 60%. Total nighttime snow accumulation of less than one inch possible.

    Low: 17 °F

    Mostly Cloudy
    then Snow
    Likely

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times. High near 32. South wind 5 to 8 mph becoming light and variable. Chance of precipitation is 100%. New snow accumulation of around 6 inches.

    High: 32 °F

    Heavy Snow

  • Tuesday Night

    Tuesday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 16. Northwest wind around 8 mph. Chance of precipitation is 20%.

    Low: 16 °F

    Slight Chance
    Snow Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 31. Light and variable wind becoming west around 6 mph in the morning.

    High: 31 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of snow showers after 1am. Mostly cloudy, with a low around 22. South wind 5 to 7 mph. Chance of precipitation is 20%.

    Low: 22 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Thursday

    Thursday: Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 29. Chance of precipitation is 60%.

    High: 29 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow likely, mainly after 5am. Mostly cloudy, with a low around 17. Calm wind becoming south 5 to 8 mph after midnight. Chance of precipitation is 60%. Total nighttime snow accumulation of less than one inch possible.
Tuesday
Snow. The snow could be heavy at times. High near 32. South wind 5 to 8 mph becoming light and variable. Chance of precipitation is 100%. New snow accumulation of around 6 inches.
Tuesday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 16. Northwest wind around 8 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 31. Light and variable wind becoming west around 6 mph in the morning.
Wednesday Night
A slight chance of snow showers after 1am. Mostly cloudy, with a low around 22. South wind 5 to 7 mph. Chance of precipitation is 20%.
Thursday
Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 29. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 3.
Friday
Mostly sunny, with a high near 24.
Friday Night
Mostly cloudy, with a low around 13.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 32. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 30. Chance of precipitation is 30%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 10. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Treadwell NY
 42.36°N 75.04°W (Elev. 1759 ft)
Last Update:
6:13 pm EST Dec 1, 2025
Forecast Valid:
10pm EST Dec 1, 2025-6pm EST Dec 8, 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