HELENA — A collision involving a vehicle and a motorcycle on Custer Avenue on Tuesday, April 21, 2026, resulted in serious injuries.
The crash happened at about 12:30 p.m. near the I-15 interchange by Home Depot.
A motorcyclist was taken to St. Peter’s Health for treatment of what are said to be "significant" injuries.
The nature and extent of the injuries to the individuals involved in the collision has not been released.
No other details have been released at this point, including the suspected cause of the crash.
We will update you if we get more information.
As of 2:03 p.m., the Montana Department of Transportation website states:
I-15 NB at MP 194.0 - Crash - Blocked lanes - Detour - Flaggers
Additional Information: TRAFFIC TURNING LEFT (WB) OFF THE I-15 CUSTER EXIT, IS BEING DIVERTED EB DUE TO A CRASH AT I-15/CUSTER INTERCHANGE.
