Navigation Notice: Upper Mississippi River
Upper Mississippi Mechanical Dredging (Strike Removal) Johnson Island, UMR Mile 421.4 – 421.7
Notice Number: 214753 / MR 26-214753 Effective: 07/21/2026 07:34 thru UNTIL FURTHER NOTICE CDT Mechanical dredging (Strike Removal) operations will commence on Tuesday, 21-July-2026 and will continue Until Further Notice…
Read MoreUpper Mississippi Mechanical Dredging (Strike Removal) Huron Chute, UMR Mile 424.3-424.4
Notice Number: 214689 / MR 26-214689 Effective: 07/14/2026 09:22 thru UNTIL FURTHER NOTICE CDT Mechanical dredging (Strike Removal) operations will commence on Tuesday, 14-July-2026 and will continue Until Further Notice…
Read MoreUpper Mississippi Mechanical Dredging (Strike Removal) Marais Dosier, UMR Mile 509.6-509.9
Notice Number: 214610 / MR 26-214610 Effective: 07/06/2026 09:23 thru UNTIL FURTHER NOTICE CDT Mechanical dredging (Strike Removal) operations will commence on Monday, 6-July-2026 and will continue Until Further Notice at Marais…
Read MoreUpper Mississippi Mechanical Dredging (Strike Removal) Lock 16 Upper, UMR Mile 457.6-457.7
Notice Number: 214609 / MR 26-214609 Effective: 07/06/2026 09:10 thru UNTIL FURTHER NOTICE CDT Mechanical dredging (Strike Removal) operations will commence on Monday, 6-July-2026 and will continue Until Further Notice at Lock…
Read MoreDaily Weather Update – July 6 2026
Please see attached and below weather information. daily Good morning, Weather Highlights Upper Mississippi/Red/Souris: Not as warm this week, but severe thunderstorms remain in the forecast. There is a Slight…
Read MoreLOCK CLOSURE Starved Rock Lock and Dam, RM 231.0
Notice Number: 214469 Date: 06/25/2026 06:00 thru 06/25/2026 18:00 CDT Starved Rock Lock and Dam will be closed to navigation on Thursday 25 June from 0600 to 1800 hrs. This…
Read MoreTEMPORARY LOCK CLOSURE Lock and DAM 8, UMR Mile 679.2
Notice Number: 214489/26-01 Date: 06/30/2026 09:00 thru 06/30/2026 17:00 CDT Be advised there will be a temporary closure at Lock and Dam 8, Genoa, WI, on Tuesday, 30-JUN-26, from 9:00…
Read MoreScheduled Lock Closure Locks 27 Main Lock Upper Mississippi River mile 185.5
Notice Number: 214510 Date: 06/29/2026 07:00 thru 06/29/2026 19:00 CDT The 1200-ft Main Lock at Locks 27 will be closed for repairs to the intermediate wall’s downstream miter gate cylinder…
Read MoreUpper Mississippi Mechanical Dredging (Strike Removal) Fox Island, UMR Mile 355.2-355.4
Notice Number: 214193 / MR 26-214193 Effective: 06/03/2026 07:00 thru UNTIL FURTHER NOTICE CDT Mechanical dredging (Strike Removal) operations will commence on Wednesday, 3-June-2026 and will continue Until Further Notice…
Read MoreUpper Mississippi Mechanical Dredging (Strike Removal)Linewood, UMR Mile 475.7-476.2
Notice Number: 214191 / MR 26-214191 Effective: 06/01/2026 12:00 thru UNTIL FURTHER NOTICE CDT Mechanical dredging (Strike Removal) operations will commence on Monday, 1-June-2026 and will continue Until Further Notice…
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