260
NWUS55 KMSO 021315
LSRMSO
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MISSOULA MT
715 AM MDT TUE JUN 2 2026
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.
..REMARKS..
0230 PM DEBRIS FLOW 2 SSE RAVALLI 47.25N 114.17W
06/01/2026 LAKE MT NWS EMPLOYEE
A LARGE BOULDER APPROXIMATELY 6 FEET IN
DIAMETER FELL ONTO US-93 AND BLOCKED ONE
LANE OF TRAFFIC.
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