(Updated 6:58-am. by the Nat’l Weather Svc. in Des Moines)

Today: A chance of drizzle. Patchy fog. Otherwise, cloudy, with a high near 59. South wind 10 to 20 mph.
Tonight: A chance of showers, then showers and possibly a thunderstorm after 10pm. Low around 50. Southeast wind 10 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday: Periods of showers. Temperature falling to around 45 by 5pm. Breezy, with a southeast wind 7 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Mon. Night: Rain likely before 9pm, then rain and sleet likely between 9pm and midnight, then a chance of snow after midnight. Cloudy, with a low around 24. Windy, with a north northwest wind 17 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New snow and sleet accumulation of less than a half inch possible.
Tuesday: Mostly sunny, with a high near 29. Windy, with a northwest wind 11 to 21 mph, with gusts as high as 29 mph.
Tue. Night: Partly cloudy, with a low around 19.
Wednesday: Mostly sunny, with a high near 29.