Chicago skilled its first mud storm since 1934 Friday evening, in line with the Nationwide Climate Service.
Climate officers issued a dust storm warning for the Chicago space, central Illinois and Northwest Indiana that was lifted at 8:30 p.m. Friday. Residents had been informed to hunt shelter and keep away from roads as low visibility may create hazardous driving situations.
It was the primary time the town had seen a mud storm since Could 10, 1934, which was in the course of the first wave of the Mud Bowl — a collection of intense mud storms brought on by a mixture of drought and poor farming strategies within the mid to late Nineteen Thirties — in line with Nationwide Climate Service meteorologist Zachary Yack.
The storm was carrying mud picked up from farms in central Illinois, and raced north towards the Chicago space, bringing 60- to 70-mph winds and lowering visibility to lower than 1 / 4 of a mile. Robust winds originating out of a cluster of extreme thunderstorms shifting throughout central Illinois prompted the storm, the climate service stated.
Friday’s mud storm warning was simply the second ever issued by the Romeoville-based Nationwide Climate Service workplace. The primary was on Could 7, 2023, and it didn’t embody Chicago, however as an alternative was a lot farther south in Livingston, Ford and Iroquois counties.
“With all these farmers getting prepped to plant within the coming weeks, there’s loads of free soil,” Yack stated. “It was form of a novel setup, we had been simply in the appropriate place on the proper time. … I don’t suppose they’ll change into regular.”
Yack stated the largest menace in mud storms is to motorists given the lowered visibility, and customary steering is to tug to the facet of the highway safely and switch off automotive lights so different drivers don’t suppose they’re in a lane or following a shifting automotive.
In March, a Kansas mud storm led to a highway pileup involving dozens of vehicles and automobiles that left eight individuals useless, and a Could 2023 mud storm in Central Illinois prompted a 60-car pileup together with quite a few different automobiles, killing six people.
Others caught in a mud storm are suggested to remain inside and shut home windows to maintain the airborne mud out, in line with Yack.
“It will probably result in worse air situations for individuals who are extra delicate,” Yack stated.
Effectively that was…..one thing.
This marks the second Mud Storm Warning in our workplace’s historical past. The primary was on Could 7, 2023. Nonetheless, that warning was away from the metro space. This was the primary Mud Storm Warning that included the town of Chicago.
— NWS Chicago (@NWSChicago) May 17, 2025
The uncommon storm additionally posed new obstacles for the native Nationwide Climate Service workplace as a result of it’s not the kind of storm it often offers with. On prime of that, anticipated thunderstorms had been meant to crash into the mud storm, making it tough for the native workplace to foretell how lengthy the advisory wanted to final for. It was additionally a scramble to get the appropriate messaging out to as many individuals as potential given the rarity of the storms.
“It was distinctive for us, which made it a novel problem for us,” Yack stated. “We had storms growing to the north, so it was form of a tough factor [to map its trajectory]. Are the storms gonna develop and diminish the mud storm? Is the mud storm going to overwork the mud storm? We had been ready to see what would win out.”
Right here’s how social media customers captured the storm: