Des Moines, Iowa – Central Iowa residents heading into the Labor Day weekend should brace for changing skies, as storm chances build late Saturday and stretch into Monday. Outdoor plans could be disrupted, and travelers along I-35 and I-80 may face wet conditions and delays during the peak holiday rush.
According to the National Weather Service in Des Moines, a 20 percent chance of showers and thunderstorms begins after midnight Saturday, with activity increasing through Sunday. By Sunday night, the storm threat rises to 40 percent, carrying the risk of brief downpours and lightning. Rainfall amounts could reach up to an inch in some neighborhoods.
Saturday itself will start off pleasant, with partly sunny skies and a high near 83 degrees. Winds will be light out of the southeast, providing a warm and humid setup ahead of the storm system. Sunday’s high near 74 degrees will keep conditions comfortable, but increased clouds will signal approaching rain.
Labor Day brings another 20 percent chance of showers and thunderstorms before 1 p.m., making morning events most vulnerable to disruption. Afternoon conditions may improve, but lingering clouds could dampen late-day celebrations.
Travelers should pack rain gear, allow extra drive time, and monitor local alerts throughout the weekend. Lightning remains a concern for anyone attending outdoor festivals, barbecues, or sporting events.
Storm chances fade Monday night, but unsettled weather may return by Tuesday. Residents should stay weather-aware as the holiday weekend unfolds.
Five Day Forecast for Des Moines, Iowa
- Saturday: Partly sunny, high near 83.
- Saturday Night: 20% chance of showers, low 63.
- Sunday: Showers likely, high near 74.
- Labor Day (Monday): 20% chance of storms before 1 p.m., high near 73.
- Tuesday: 30% chance of showers, low 58, high near 72.
