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| 20260127190456 | Lemont | IL | Des Plaines River | 01/17/2026 | 2026 | Freeze-up | 41.676397 | -88.019907 | - | - | released | No flooding reported. Jam remains in place with little backwater effect. | Freeze-up jam formed on the Des Plaines River near Lemont. |
| 20260120155913 | Cleveland | IL | Rock River | 01/17/2026 | 2026 | Freeze-up | 41.485319 | -90.373046 | - | JOSI2 | released | Minor flooding was reported in Cleveland, IL. | A series of ice jams have formed upstream of Moline, IL, and are affecting stages as far upstream as Joslin, IL. |
| 20260120164142 | Maskell | NE | MIssouri River | 01/17/2026 | 2026 | Freeze-up | 42.72863 | -96.887465 | - | MRPN1 | released | No flooding was reported. | Missouri River Reservoir Regulation reported an ice jam formed between Ponca and Maskell on 17 January. |