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

NORWICH (KOIC)

Lat: 42.57°NLon: 75.52°WElev: 1025ft.

Overcast

73°F

23°C

Humidity 83%
Wind Speed NW 3 mph
Barometer 30.12 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 17 Sep 4:55 pm EDT
Extended Forecast for

Decatur NY

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. High near 69. Light west wind. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Showers

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 7pm, then isolated showers between 7pm and 8pm. Mostly cloudy, with a low around 56. Light northwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 68. Northwest wind 5 to 8 mph.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 41. North wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 64. Calm wind becoming east around 5 mph.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers likely after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.

    Low: 47 °F

    Mostly Cloudy
    then Showers
    Likely

  • Sunday

    Sunday: Showers. High near 60. Chance of precipitation is 90%.

    High: 60 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 2am. Cloudy, with a low around 46. Chance of precipitation is 40%.

    Low: 46 °F

    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 69. Light west wind. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 7pm, then isolated showers between 7pm and 8pm. Mostly cloudy, with a low around 56. Light northwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a high near 68. Northwest wind 5 to 8 mph.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 41. North wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 64. Calm wind becoming east around 5 mph.
Saturday Night
Showers likely after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Sunday
Showers. High near 60. Chance of precipitation is 90%.
Sunday Night
A chance of showers before 2am. Cloudy, with a low around 46. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 61.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
A chance of showers. Mostly cloudy, with a high near 56. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Decatur NY
 42.63°N 74.74°W (Elev. 1670 ft)
Last Update:
2:30 pm EDT Sep 17, 2026
Forecast Valid:
5pm EDT Sep 17, 2026-6pm EDT Sep 24, 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