Cornwall, Connecticut, USA - Detailed 10-day weather forecast. Thank you for reporting this station. Monday Night. Northeast. Report Station. Long-term weather report. Cornwall - Weather warnings issued 14-day forecast. Be prepared with the most accurate 10-day forecast for West Cornwall, CT, United States with highs, lows, chance of precipitation from The Weather Channel and Weather.com Rain. Low: 31 °F. Today. 2020-2021 Long Range Weather Forecast for West Cornwall, CT . Tonight. West Cornwall, CT 10-Day Weather Forecast star_ratehome. Share: Get the Long Range Weather for Your Location. Plan you week with the help of our 10-day weather forecasts and weekend weather predictions for Cornwall Bridge, Connecticut . Snow Likely then Rain/Snow Likely. Monday. Partly Sunny. Know what's coming with AccuWeather's extended daily forecasts for West Cornwall, CT. Up to 90 days of daily highs, lows, and precipitation chances. Tonight, Light rain and a moderate breeze. High: 53 °F. Get the latest 7 Day weather for Cornwall, CT, US including weather news, video, warnings and interactive maps from the weather experts. Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast. Winter Weather Advisory. Country: Connecticut, USA, City: Cornwall. Extended Forecast for Cornwall CTSimilar City Names. Last updated today at 20:03. Click here for hazard details and duration. Forecast - Cornwall. Get the forecast for today, tonight & tomorrow's weather for West Cornwall, CT. Hi/Low, RealFeel®, precip, radar, & everything you need to be ready for the day, commute, and weekend! Partly Cloudy. Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast. Check out the Cornwall, CT WinterCast. Partly Cloudy. Low: 37 °F. See long range ... Day in July and August 90-100. We will review the data in question. High: 34 °F. Submitted by Dee on October 17, 2020 - 8:23am. Forecasting the snowfall amount probability, snow accumulation, and a snowfall forecast map. Day by day forecast. Weather warnings issued. Extended Forecast for West Cornwall CT Winter Weather Advisory December 5, 07:00am until December 6, 07:00am. 68 F West Cornwall Station | Report. In the Rock River Valley. Overnight.