Marchers in York's St. Patrick's Day Parade on Saturday might see a little white on their green.

York has a 90 percent chance of rain and snow for Saturday, although we will have a nice day on Friday.

Friday will be partly sunny, with a high of 51 and low of 34, according to the National Weather Service. Winds will be from the west at 12-17 mph.

Rain and snow will move in early Saturday morning and last through the day, with less than half an inch of accumulation expected, the forecast said. Saturday's high will be 41 and the low 30, and winds will be from the northeast at 6 mph.

Sunday will be partly sunny, with a high of 44 and low of 30, the NWS said.

Rain and snow are likely again on Monday, switching to all rain Monday night, the forecast said. Monday's high will be 42 and low 34.

Tuesday has a chance of showers, with a high of 46 and low of 26, and Wednesday will be sunny, with a high of 44 and low of 26, the service said.