Expires:202605181400;;752557 FPUS53 KDMX 180630 ZFPDMX Zone Forecast Product for Iowa National Weather Service Des Moines IA 128 AM CDT Mon May 18 2026 IAZ060-181400- Polk- Including the city of Des Moines 128 AM CDT Mon May 18 2026 .REST OF TONIGHT...Showers with thunderstorms likely. Near steady temperature around 70. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent. .MONDAY...Mostly cloudy. A chance of showers and thunderstorms, mainly in the morning. Humid with highs in the lower 80s. South winds 15 to 20 mph. Chance of rain 50 percent. .MONDAY NIGHT...Thunderstorms likely. Showers. Locally heavy rainfall possible in the evening. Lows in the mid 50s. South winds 15 to 20 mph, becoming southwest after midnight. Chance of rain 90 percent. .TUESDAY...Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Cooler. Less humid with highs in the lower 60s. Northwest winds 15 to 20 mph. Chance of rain 20 percent. .TUESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 40s. North winds 10 to 15 mph, diminishing to around 5 mph after midnight. .WEDNESDAY...Mostly sunny. Highs in the lower 60s. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the mid 40s. .THURSDAY...Partly sunny in the morning, then becoming mostly cloudy. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy with a slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the upper 40s. Chance of rain 30 percent. .FRIDAY...Partly sunny with a slight chance of thunderstorms. A chance of showers, mainly in the morning. Highs around 70. Chance of rain 30 percent. .FRIDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening. Lows in the lower 50s. Chance of rain 20 percent. .SATURDAY...Partly sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows in the mid 50s. Chance of rain 20 percent. .SUNDAY...Mostly sunny. Highs in the mid 80s. $$