335
NWUS55 KRIW 172229
LSRRIW
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
429 PM MDT FRI JUL 17 2026
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.
..REMARKS..
0600 PM FLASH FLOOD 7 SW HYATTVILLE 44.17N 107.68W
07/16/2026 BIG HORN WY LAW ENFORCEMENT
HEAVY RAINFALL UPSTREAM CAUSED IRRIGATION
CANALS ALONG THE NOWOOD RIVER IN SOUTHERN
BIGHORN COUNTY TO OVERTOP THEIR BANKS. NO
MAJOR DAMAGES NOTED, AND WATER RETURNED TO
MORE NORMAL LEVELS SHORTLY AFTER
OVERFLOWING.
LV
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