959
NWUS53 KLOT 280140
LSRLOT
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
840 PM CDT MON JUL 27 2026
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.
..REMARKS..
0500 PM SEICHE 2 NNE EAST CHICAGO 41.67N 87.44W
07/27/2026 LAKE IN MESONET
USGS RIVER GAUGE ON INDIANA HARBOR CANAL
NEAR THE LAKE MICHIGAN SHORE REPORTED
MULTIPLE WATER LEVEL FLUCTUATIONS OF 2.5 TO
2.7 FEET OCCURRING OVER 30 TO 40 MINUTE
PERIODS. FLUCTUATIONS BEGAN ABOUT 130 PM.
POSSIBLE METEOTSUNAMI.
WSL
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