The National Weather Service has issued a frost watch for the region through tonight and into Friday morning, with snow a possibility in the weekend.
The alert was given to southern New London, Middlesex, and New Haven counties. The temperature for tonight and the early hours of Friday is forecast to dip into the 30s, with a low of 31 and an 80 percent chance of continuing rain. The National Weather Service is predicting a potentially wintry weekend, with more autumnal temperatures returning next week. Their extended forecast is as follows:
Tonight: Rain, mainly before midnight. Low around 31. North wind between 10 and 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday: Sunny, with a high near 49. North wind between 8 and 10 mph.
Friday Night: Partly cloudy, with a low around 31. North wind around 7 mph.
Saturday: A chance of rain between 11am and 2pm, then rain and snow. High near 43. Breezy, with a northeast wind 11 to 14 mph increasing to between 19 and 22 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night: Rain and snow, becoming all snow after midnight. Low around 34. Breezy. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday: Sunny, with a high near 47.
Sunday Night: Partly cloudy, with a low around 32.
The freeze watch warns that freezing temperatures can damage or kill vegetation unless steps are taken to protect them. This article from the Observer-Dispatch explains how to protect your plants, along with another from Garden Harvest Supply. Buckets and cloth sheets are good. Plastic sheets, not so much.