It will become cloudy and cool over the weekend. Highs both days will be between 15 and 20 degrees below the seasonal averages. Temperatures this afternoon will warm to around 60 degrees. Sunday will also reach highs around 60 degrees, with a chance for showers.

Looking ahead to the work week, cool temperatures and chances for showers and some thunderstorms are expected.

Today: Mostly sunny, with a high near 58. North wind 7 to 13 mph.

Tonight: A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 42. East wind around 7 mph.

Sunday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 56. South southeast wind 6 to 13 mph. Chance of precipitation is 40%.

Sunday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 44. Southeast wind 10 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Monday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 55. East wind 9 to 13 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.