A cold front passing Sunday night will bring cooler temperatures, with lows in the mid 40s and a northwesterly wind between 10 and 20 miles per hour.
Patchy frost could develop, mainly north and west of Siouxland, where a Frost Advisory is in place. There is a slight chance for showers tonight, with partly cloudy conditions persisting.
Monday will be a cool, but near average, fall day with highs in the mid 60s and a northeasterly breeze between 5 and 15 miles per hour. Isolated showers are possible, with a mix of clouds and sunshine.
Temperatures will drop, with highs in the mid 50s and scattered showers expected. Rain chances will increase overnight, continuing into the nighttime hours.
No direct quote available in the text.
Author's summary: Cooler nights ahead with shower chances.