An isolated strong storm produced penny sized hail as a cluster of rain and thunderstorms moved through southeast Iowa and west central Illinois.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS DVN wrote it up.
An isolated strong storm produced penny sized hail as a cluster of rain and thunderstorms moved through southeast Iowa and west central Illinois.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Quad Cities, IA wrote its last area forecast discussion before the first event at Oct 11, 10:44 PM CST, 19 minutes earlier.
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</html>HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE QUAD CITIES IA IL 1005 PM CDT TUE OCT 11 2016 IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007- 009-015>018-024>026-034-035-MOZ009-010-130315- BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON- CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON- HENRY IA-DES MOINES-VAN BUREN-LEE-JO DAVIESS-STEPHENSON-CARROLL- WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON- WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK- 1005 PM CDT TUE OCT 11 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL ILLINOIS...NORTHWEST ILLINOIS...WEST CENTRAL ILLINOIS...EAST CENTRAL IOWA...NORTHEAST IOWA...SOUTHEAST IOWA AND NORTHEAST MISSOURI. .DAY ONE...TONIGHT SCATTERED THUNDERSTORMS WILL AFFECT NORTHEAST MISSOURI...FAR SOUTHEAST IOWA AND WEST CENTRAL ILLINOIS TONIGHT. THE MAIN HAZARDS FROM THESE STORMS WILL BE SMALL HAIL...DANGEROUS LIGHTNING AND HEAVY DOWNPOURS. ISOLATED THUNDERSTORMS WILL BE POSSIBLE OVER MUCH OF THE OUTLOOK AREA LATE TONIGHT INTO EARLY WEDNESDAY MORNING. SEVERE WEATHER IS NOT EXPECTED. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY WEDNESDAY NIGHT INTO EARLY THURSDAY MORNING...FROST IS POSSIBLE OVER MOST OF THE OUTLOOK AREA. THURSDAY NIGHT...PATCHY FROST IS POSSIBLE IN FAR NORTHWEST ILLINOIS. SATURDAY INTO SATURDAY NIGHT...THUNDERSTORMS ARE LIKELY AS A COLD FRONT PUSHES ACROSS THE AREA. IT IS TOO EARLY TO DETERMINE THE SEVERE WEATHER RISK. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT. SHEETS
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1046 PM CDT TUE OCT 11 2016
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1044 PM HAIL 2 ESE KAHOKA 40.42N 91.69W
10/11/2016 M0.25 INCH CLARK MO TRAINED SPOTTER
&&
DLSThe Quad Cities radar (KDVN), 150 km away, was scanning. The volume nearest the first event began at 05:04 UTC.
1 hail. Local standard time, as filed.
A trained spotter reported a large amount of penny to near quarter size hail. Hail was less than 1 inch in diameter according to the spotter.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Iowa in 2016Every state in 2016This day in weather historyWarnings in Iowa, October 2016
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 660001.