Update: York County has a freeze warning in effect 2-9 a.m. Thursday, the National Weather Service said.
Temperatures are likely to fall to 30-32 degrees, causing a likely freeze that will end the growing season by damaging sensitive plants, the NWS said.
Anyone with agricultural or gardening interests should cover sensitive plants or move them indoors, the service said.
Previous: York County could see its first freezing weather of the season Wednesday night.
Wednesday will be mostly cloudy with a few light showers, according to the National Weather Service. The high will be 53 and the low 32.
There's a freeze watch for all of central Pennsylvania from late Wednesday night until 9 a.m. Thursday morning, the NWS said. The cold temperatures could end the growing season for sensitive plants, and gardeners should cover plants or bring them inside.
Thursday and Friday will be mostly sunny, with highs near 50 and lows around freezing, the forecast said. Winds will be from the west, with gusts up to 23 mph.
Saturday through Monday will be mostly sunny, with highs in the mid-50s and lows in the upper 30s, the NWS said.