County Forecast for Cumberland , IA
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250600-
Cass-
Including the city of Atlantic
553 PM CDT Sun May 24 2026

Tonight   Mostly clear this evening, then becoming partly cloudy. Lows in the upper 50s. South winds 10 to 15 mph.
Memorial day   Sunny. Highs in the mid 80s. South winds 15 to 20 mph.
Monday night   Mostly clear. Lows around 60. South winds 10 to 15 mph.
Tuesday   Sunny. Highs in the mid 80s. South winds 5 to 10 mph.
Tuesday night   Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 50s. Southeast winds 5 to 10 mph.
Wednesday   Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 30 percent.
Wednesday night   Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s.
Thursday   Mostly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent.
Thursday night   Cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Lows around 60. Chance of rain 50 percent.
Friday   Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the mid 70s. Chance of rain 50 percent.
Friday night   Mostly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 50s. Chance of rain 20 percent.
Saturday   Mostly cloudy in the morning, then becoming partly sunny. A slight chance of showers and thunderstorms. Highs in the upper 70s. Chance of rain 20 percent.
Saturday night   Mostly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 50s. Chance of rain 20 percent.
Sunday   Partly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 20 percent.
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Bryce Anderson – DTN Meteorologist
Wet Memorial Holiday Weekend Ahead

Showers will drench much of the country this holiday weekend, with heavy rain continuing across the South. » More DTN Weather Commentary

Posted at 12:06PM Fri May 22, 2026 CDT
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