听力原文： On the area weather map, most stations in southern Michigan are still reporting

sunny skies. It's seventy-nine degrees at Detroit, seventy -three degrees at Lansing. Chicago is reporting light showers. South Bend is cloudy as the cloudiness moves in from the southwest. The temperature at Ann Arbor airport in degrees Celsius is twenty -three point three. That's seventy -four degrees on the Fahrenheit scale. Sixty - six degrees is the water temperature of the lake with winds gusting at twenty knots. The relative humidity is fifty -five percent and the barometric pressure is thirty point eleven inches of mercury and falling. The pollution index today is seventy - five. The quality of our air is fair. Sunrise will be at six o'clock tomorrow morning. And now for the extended forecast for tonight, we expect partly cloudy conditions and mild temperature with tonight's about sixty degrees low and only a twenty percent chance of any showers this evening. Tomorrow morning, look for mostly cloudy conditions with a seventy percent chance of showers and thunder showers continuing into the evening. It looks like it will be a mild, but rainy weekend.

What was the report given by the weather station in Chicago？

A．Sunny skies.

B．Cloudiness, but no rain.

C．Light showers.

D．Thunderstorms.