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.

Fair

72°F

22°C

Humidity 69%
Wind Speed S 9 mph
Barometer 29.90 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 22 Aug 7:15 pm EDT
Extended Forecast for

Portlandville NY

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 60. Southeast wind 3 to 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm, then scattered showers and thunderstorms after 1pm. Mostly cloudy, with a high near 75. Southeast wind around 7 mph becoming southwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 75 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Scattered showers, mainly before 7pm. Partly cloudy, with a low around 52. Light southwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Scattered
    Showers then
    Partly Cloudy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 70. West wind 5 to 8 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 52. Southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 72. Chance of precipitation is 40%.

    High: 72 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 60. Southeast wind 3 to 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then scattered showers and thunderstorms after 1pm. Mostly cloudy, with a high near 75. Southeast wind around 7 mph becoming southwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Scattered showers, mainly before 7pm. Partly cloudy, with a low around 52. Light southwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 70. West wind 5 to 8 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 52. Southwest wind around 5 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Friday
Showers likely. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Saturday
A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Portlandville NY
 42.55°N 74.97°W (Elev. 1496 ft)
Last Update:
2:30 pm EDT Aug 22, 2026
Forecast Valid:
7pm EDT Aug 22, 2026-6pm EDT Aug 29, 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