Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Overview

A strong thunderstorm developed over southeast Iowa Wednesday morning and tracked southeast over southeast Iowa and northeast Missouri. This storm quickly intensified over Van Buren county and dropped baseball size hail in Keosauqua, along with heavy rain and lightning. The storm continued into Clark county Missouri where it weakened.

Baseball hail in Keosauqua, IA
Photo: Nancy Huff


5 WSW Farmington, IA Photo: Judy Gaston	5 WSW Farmington, IA Photo: Judy Gaston	MRMS Max Estimated Hail Size Swath

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PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1143 AM CDT WED JUN 5 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1017 AM     HAIL             5 WSW FARMINGTON        40.61N 91.83W
06/05/2019  M1.00 INCH       VAN BUREN          IA   TRAINED SPOTTER  



1015 AM     HAIL             3 ENE CHARLIE HEATH MEM 40.61N 91.84W
06/05/2019  M2.00 INCH       CLARK              MO   TRAINED SPOTTER  



1000 AM     HAIL             KEOSAUQUA               40.73N 91.97W
06/05/2019  E2.75 INCH       VAN BUREN          IA   EMERGENCY MNGR   

            WINDOWS KNOCKED OUT IN THE HIGH SCHOOL 
            BUILDING IN KEOSAUQUA. NO INJURIES. 

0957 AM     HAIL             2 ESE KEOSAUQUA         40.72N 91.92W
06/05/2019  M1.25 INCH       VAN BUREN          IA   TRAINED SPOTTER  

            QUARTER TO HALF DOLLAR SIZED HAIL. VERY 
            HEAVY RAINFALL AND GUSTY WINDS. LEAVES OFF 
            SOME TREES. TIME ESTIMATED BASED ON RADAR 
            AND OTHER REPORTS. 

0955 AM     HAIL             KEOSAUQUA               40.73N 91.97W
06/05/2019  M2.75 INCH       VAN BUREN          IA   TRAINED SPOTTER  

            ALSO SMALL BRANCHES DOWN.

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Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Event Summary: June 5th, 2019