A low pressure system moved from southern Nebraska into southeast Iowa on June 22, 2014. A warm and unstable air mass in place triggered a complex of thunderstorms that moved across southeast Iowa, western Illinois and northeast Missouri during the late morning and afternoon hours.
Every event with a place to put it. Tap one for its entry below.
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.
A low pressure system moved from southern Nebraska into southeast Iowa on June 22, 2014. A warm and unstable air mass in place triggered a complex of thunderstorms that moved across southeast Iowa, western Illinois and northeast Missouri during the late morning and afternoon hours. There were several reports of damaging winds and large hail from these severe thunderstorms.
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 Jun 22, 2:28 PM CST, 2 hours 8 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE QUAD CITIES IA IL 328 PM CDT SUN JUN 22 2014 .SYNOPSIS... ISSUED AT 325 PM CDT SUN JUN 22 2014 MCS MOVING THROUGH THE CWA THIS AFTERNOON WITH SOME STRONG WINDS... ISOLATED SMALL HAIL AND HEAVY RAINS. AT 3 PM TEMPERATURES RANGED FROM THE MID 60S IN THE RAIN COOLED AIR TO THE MID 80S WHERE STORMS HAVE NOT ARRIVED. SBCAPES HAVE REALLY DROPPED OFF BEHIND THE LINE OF STORMS. && .SHORT TERM...(THIS EVENING THROUGH MONDAY) ISSUED AT 325 PM CDT SUN JUN 22 2014 FORECAST FOCUS ON THUNDERSTORM CHANCES THROUGH MONDAY. TONIGHT...LINES OF THUNDERSTORMS SHOULD CONTINUE MOVING ACROSS THE CWA INTO THE EARLY EVENING HOURS. THE ACTIVITY SHOULD THEN WIND DOWN THE REMAINDER OF THE NIGHT AS THE MCS MOVES OFF TO OUR EAST. WILL MAINTAIN SMALL POPS OVERNIGHT BUT THE ATMOSPHERE WILL BE STABILIZED DUE TO THE STORMS THIS AFTERNOON...AND MODELS DO NOT INDICATE A STRONG RETURN FLOW OVERNIGHT. MINIMUM TEMPERATURES WILL BE IN THE 60S. MONDAY...WEAK COLD FRONT WILL MOVE ACROSS THE CWA BUT THE BETTER INSTABILITY WILL BE IN OUR SOUTHERN AND EASTERN COUNTIES. ONCE AGAIN SHEAR WILL BE WEAK AND I WILL HAVE 40-60 POPS AHEAD OF THE FRONT. DID NOT WANT TO GO HIGHER POPS DUE TO SOME OF THE MODELS ARE ACTUALLY DRY FOR MONDAY AND ARE HAVING TIMING ISSUES. SO WILL DEPEND ON THE EXACT TIMING OF THE FRONT AND AMOUNT OF INSTABILITY. THE SEVERE THREAT APPEARS LOW. HIGH TEMPERATURES WILL BE IN THE LOWER TO MID 80S. .LONG TERM...(MONDAY NIGHT THROUGH SUNDAY) ISSUED AT 325 PM CDT SUN JUN 22 2014 INITIAL FORECAST FOCUS IN THE EXTENDED IS WALKING OUT PCPN CHANCES MONDAY NIGHT...WITH COLD FRONT PASSAGE. SLIGHTLY COOLER AND LESS HUMID CONDITIONS TUE-WED BEFORE RETURN TO MORE SUMMER-LIKE CONDITIONS BY THE END OF THE WEEK. MONDAY NIGHT...WEAK COLD FRONT TO BE ALONG OR JUST EAST OF MS RVR WITH SHORTWAVE TROF SLIDING EAST OVER MISSOURI. BEST POPS WILL BE IN THE SOUTHEAST THIRD OF THE CWA...WHERE BETTER FORCING WILL BE SEEN AHEAD OF THE FRONT. QPF AMOUNTS TO BE LIGHT...UNDER A TENTH OF AN INCH BY SUNRISE TUESDAY. THE LATEST GFS RUN APPEARS TO BE THE OUTLIER DURING THIS PERIOD...WITH A MUCH STRONGER WAVE AND SURFACE LOW PUSHING EAST INTO SOUTHERN ILLINOIS. IF THIS MODEL WOULD VERIFY...THEN POPS MAY NEED TO BE RAISED MORE IN THE SOUTHEAST. FOR NOW WILL IGNORE THE GFS SOLUTION. TUESDAY-TUESDAY NIGHT...SUBSIDENCE BEHIND THE FRONT TO BRING MOSTLY SUNNY SKIES AND LESS HUMID CONDITIONS TO THE CWA. HIGHS TO GENERALLY BE IN THE LOWER 80S AND LOWS IN THE LOWER 60S. WEDNESDAY-THURSDAY...MODELS BEGIN TO DIVERGE WITH OVERALL PLACEMENT OF SHORTWAVES IN THE PLAINS. FORECAST CONFIDENCE IS TOO LOW ON WHERE THESE WILL TRACK AND IMPACT THE AREA AT THIS TIME. FOR NOW...WILL GO WITH LOW END CHANCE POPS FOR THUNDERSTORMS EACH DAY. ALL MODELS HOWEVER...DO SHOW SHEAR PROFILES TOO WEAK FOR ANY SEVERE STORM ATTIM DURING THIS TIME FRAME. SO IF STORMS DO DEVELOP...THEY WILL BE BELOW SEVERE LIMITS. HIGHS WILL BE IN THE UPR 70S/LOW 80S EACH DAY WITH LOWS IN THE 60S. FRIDAY-SUNDAY...UPPER AIR PATTERN TO RETURN TO AN ACTIVE SOUTHWEST FLOW WITH SEVERAL SHORTWAVES LIFTING NORTHEAST INTO THE UPPER PLAINS. WARM FRONT TO LIFT NORTH OVER THE REGION INTO WISCONSIN AND S. MINNESOTA BY SATURDAY. BEHIND THIS FRONT...AN INCREASE IN TEMPS AND HUMIDITY IS EXPECTED EACH DAY WITH DEWPOINTS IN THE 70S. MODEL CONSENSUS HAS LOW END CHANCE POPS FRI/SAT AND WILL LEAVE IN FORECAST FOR NOW UNTIL MODELS COME INTO BETTER AGREEMENT IN TRACK AND TIMING OF THESE WAVES. && .AVIATION...(FOR THE 18Z TAFS THROUGH 18Z MONDAY AFTERNOON) ISSUED AT 325 PM CDT SUN JUN 22 2014 VFR CONDS THROUGH THIS TAF CYCLE BUT MVFR/BRIEF IFR CONDS IN THUNDERSTORMS. SCATTERED TO LINES OF THUNDERSTORMS THIS AFTERNOON THEN ONLY A SMALL CHANCE OF THUNDERSTORMS OVERNIGHT INTO MONDAY MORNING. STORMS SHOULD INCREASE AGAIN MONDAY AFTERNOON AHEAD OF A WEAK COLD FRONT. SOUTH WINDS LESS THAN 10 KNOTS THIS AFTERNOON BUT HIGHER IN THUNDERSTORMS. SOUTH TO SOUTHWEST WINDS TONIGHT THEN BECOMING WEST TO NORTHWEST BEHIND THE FRONT ON MONDAY. WIND SPEEDS SHOULD BE LESS THAN 10 KNOTS BUT HIGHER IN THE STORMS. && .HYDROLOGY... ISSUED AT 325 PM CDT SUN JUN 22 2014 AREA RIVERS MAINLY NORTH OF I-80...AS WELL AS THE MAINSTEM MISSISSIPPI RIVER WILL CONTINUE TO RISE DURING THE NEXT SEVERAL DAYS IN RESPONSE TO RECENT HEAVY RAINFALL. RADAR ESTIMATES FROM THE RAINS THIS AFTERNOON ALREADY SHOW ESTIMATED AMOUNTS OF 0.75 INCHES TO 2 INCHES OF RAIN SINCE 8AM THIS MORNING ACROSS THE NW QUARTER OF THE CWA...WITH BENTON COUNTY SEEING THE HIGHEST RADAR ESTIMATES. THIS RAINFALL WILL LIKELY RESULT IN ADDITIONAL RUNOFF AND SUBSEQUENT RISES ON THE CEDAR...WAPSI...AND IOWA RIVERS. THE RIVER SITES THAT ARE CURRENTLY UNDER A WARNING ARE FORECAST TO SEE MINOR TO MODERATE FLOODING...WITH THE EXCEPTION OF THE MISSISSIPPI RIVER AT BURLINGTON...CEDAR RIVER AT CEDAR RAPIDS...AND THE WAPSIPINICON RIVER AT DE WITT...WHERE MAJOR FLOODING IS FORECAST. THOSE WITH INTERESTS ON AREA RIVERS OR WHO WOULD BE IMPACTED BY HIGH WATER LEVELS SHOULD PAY VERY CLOSE ATTENTION THE NEXT COUPLE OF DAYS. && .DVN WATCHES/WARNINGS/ADVISORIES... IA...NONE. IL...NONE. MO...NONE. && SYNOPSIS...HAASE SHORT TERM...HAASE LONG TERM...GROSS AVIATION...HAASE HYDROLOGY...GROSS
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE QUAD CITIES IA IL 1140 AM CDT SUN JUN 22 2014 IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007- 009-015>018-024>026-034-035-MOZ009-010-231645- 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- 1140 AM CDT SUN JUN 22 2014 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...THIS AFTERNOON AND TONIGHT THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FOR THE ENTIRE OUTLOOK AREA THIS AFTERNOON INTO EARLY THIS EVENING. THUNDERSTORMS ARE EXPECTED TO INCREASE IN INTENSITY AND COVERAGE THIS AFTERNOON WITH DAMAGING WINDS OF 60 TO 70 MPH. ISOLATED LARGE HAIL IS ALSO EXPECTED. THUNDERSTORMS SHOULD BECOME MORE WIDESPREAD TONIGHT. RAINFALL WILL BE HEAVY AT TIMES AND MAY CAUSE ISOLATED FLOODING CONCERNS...PARTICULARLY IN AREAS THAT RECEIVED SEVERAL INCHES OF RAIN IN THE LAST WEEK. AREA RIVERS ARE EXPERIENCING FLOODING. PLEASE SEE THE LATEST FLOOD STATEMENTS AND FLOOD WARNINGS FOR DETAILS. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY THUNDERSTORMS ARE LIKELY OVER THE OUTLOOK AREA MONDAY INTO MONDAY EVENING. THE MAIN RISK WILL BE HEAVY RAINFALL AND FLASH FLOODING ESPECIALLY IN AREAS WHERE THE GROUND IS SATURATED FROM RECENT HEAVY RAIN. THUNDERSTORM CHANCES WILL RETURN FOR THE LATTER HALF OF THE WEEK INTO NEXT WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL BE NEEDED THIS AFTERNOON ACROSS THE ENTIRE OUTLOOK AREA. HAASE
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
148 PM CDT SUN JUN 22 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0144 PM HAIL MILTON 40.67N 92.16W
06/22/2014 M0.75 INCH VAN BUREN IA TRAINED SPOTTER
HAIL BEGAN AT 138
&&
DCSPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE QUAD CITIES IA IL 327 PM CDT SUN JUN 22 2014 IAZ063-064-067-076>078-087>089-098-099-ILZ025-034-MOZ009-010- 222300- IOWA-JOHNSON-MUSCATINE-KEOKUK-WASHINGTON-LOUISA-JEFFERSON- HENRY IA-DES MOINES-VAN BUREN-LEE-HENDERSON-HANCOCK-SCOTLAND- CLARK- INCLUDING THE CITIES OF...MARENGO...IOWA CITY...MUSCATINE... SIGOURNEY...WASHINGTON...WAPELLO...FAIRFIELD...MOUNT PLEASANT... BURLINGTON...KEOSAUQUA....FORT MADISON...OQUAWKA...CARTHAGE... MEMPHIS...KAHOKA 327 PM CDT SUN JUN 22 2014 ...CHANCE FOR MORE THUNDERSTORMS...SOME STRONG TO POSSIBLY SEVERE THROUGH 6 PM... A LARGE AREA OF THUNDERSTORMS AT 3:20 PM EXTENDS ACROSS SOUTH CENTRAL AND SOUTHEAST IOWA MOVING NORTHEAST AT 25 TO 30 MPH. THESE STORMS WILL CONTINUE TO MOVE NORTHEAST WITH THE STRONGEST STORMS PRODUCING GUSTY STRAIGHT LINE WINDS OF 40 TO LOCALLY UP TO NEAR 60 MPH AND MAYBE SMALL HAIL PEA UP TO PENNY SIZED. TORRENTIALLY HEAVY RAIN FALL RATES OF OVER 2 INCHES AN HOUR REMAIN POSSIBLE WITH MANY LOCATIONS PICKING UP ADDITIONALLY ANOTHER HALF INCH TO LOCALLY WELL OVER 1 INCH OF RAIN. THIS WILL PRODUCE PONDING OF WATER IN MANY LOW LYING LOCATIONS WITH HEAVIER RAIN FALL TOTALS. AREAS THAT RECEIVE OVER 2 INCHES OR RAIN FROM TODAY/S STORMS MAY ALSO EXPERIENCE MINOR WATER ISSUES. NICHOLS
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
438 PM CDT SUN JUN 22 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0436 PM HEAVY RAIN WNW PARNELL 41.58N 92.01W
06/22/2014 M1.60 INCH IOWA IA TRAINED SPOTTER
AN INCH OF RAIN FELL IN 45 MINUTES ENDING AT 435 PM.
&&
DCPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
529 PM CDT SUN JUN 22 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0505 PM TSTM WND DMG KAHOKA 40.42N 91.72W
06/22/2014 CLARK MO LAW ENFORCEMENT
TREE LIMBS DOWN AND A BRANCH WENT THROUGH THE ROOF OF A
TRAILER HOME.
&&
HAASEPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
532 PM CDT SUN JUN 22 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0455 PM TSTM WND DMG NW KAHOKA 40.43N 91.73W
06/22/2014 CLARK MO TRAINED SPOTTER
1 TO 2 INCH LIMBS DOWN ACROSS THE STREET.
&&
DCPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
533 PM CDT SUN JUN 22 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0530 PM HAIL 3 WSW KEOKUK 40.40N 91.45W
06/22/2014 E0.25 INCH LEE IA TRAINED SPOTTER
&&
DCThe Quad Cities radar (KDVN), 136 km away, was scanning. The volume nearest the first event began at 22:36 UTC.
9 thunderstorm wind. Local standard time, as filed.
Several trees were broken off above the base with some smaller trees uprooted, up to a foot in diameter. Larger limbs were broken off of a soft wood maple tree. A weather instrument nearby reported a peak wind gust of 56 mph.
A trained spotter reported wooden high tension line poles and wires blown down north of the town of Powellton.
Law enforcement reported trees and power lines down.
The roof of a grain bin was damaged and a tree was blown down with the root-ball exposed.
A trained spotter reported power lines blown down near Colusa.
Tree branches of unknown diameter blown down.
Law enforcement reported trees, power poles and power lines down across Hancock county.
A trained spotter reported 1 to 3 inch diameter tree limbs down. A nearby home weather station reported a peak wind gust of 56 mph.
A trained spotter estimated wind gusts up to 70 mph along with heavy rainfall.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Illinois in 2014Every state in 2014This day in weather historyWarnings in Illinois, June 2014
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 2026-09-24. Each event’s entry at NCEI: 525012, 525013, 525014, 525015, 525016, 525017, 525018, 525019, 525020.