Thunderstorms that developed ahead of a cold front moving into the Upper Midwest on the afternoon on September 19, 2013 continued to weaken as they moved eastward into northwest Illinois in the evening. There was an isolated report of wind damage to trees and power lines as the thunderstorms moved through Jo Daviess County.
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.
Thunderstorms that developed ahead of a cold front moving into the Upper Midwest on the afternoon on September 19, 2013 continued to weaken as they moved eastward into northwest Illinois in the evening. There was an isolated report of wind damage to trees and power lines as the thunderstorms moved through Jo Daviess County. Rainfall amounts ranged 1 to 2 inches across northwest 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 Sep 19, 5:59 PM CST, 26 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE QUAD CITIES IA IL 659 PM CDT THU SEP 19 2013 .SYNOPSIS... ISSUED AT 325 PM CDT THU SEP 19 2013 12Z UA ANALYSIS HAS A PLUME OF DEEP MOISTURE RUNNING FROM MEXICO INTO THE UPPER MIDWEST. DEW POINTS WERE IN THE MID AND UPPER TEENS AT 850MB. A LLJ RAN FROM WEST TEXAS TO LAKE MICHIGAN WHILE AN 850MB COLD FRONT RAN FROM NORTHWEST MINNESOTA INTO SOUTHEAST COLORADO. 18Z SFC ANALYSIS HAD THE MAIN COLD FRONT FROM WESTERN MINNESOTA INTO SOUTHWEST KANSAS. AHEAD OF THE FRONT...SEVERAL WEAK LOWS RAN FROM THE PANHANDLE OF OKLAHOMA TO NEAR KDLH ALONG A SECONDARY BOUNDARY. DEW POINTS WERE IN THE 60S WITH POCKETS OF LOW 70S ACROSS THE MIDWEST. BEHIND THE COLD FRONT...DEW POINTS DROPPED OFF INTO THE 40S AND 50S. && .SHORT TERM...(THIS EVENING THROUGH FRIDAY) ISSUED AT 325 PM CDT THU SEP 19 2013 CONVECTION WILL CONTINUE TO DEVELOP AND INCREASE IN AREAL COVERAGE THROUGH SUNSET ACROSS IOWA. SOME OF THE STRONGER INITIAL STORMS WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WINDS UP TO 40 MPH. THE RISK OF SEVERE STORMS IS LOW AND WOULD ONLY BE A THREAT THROUGH SUNSET. AFTER SUNSET...RAIN WILL BECOME WIDESPREAD ACROSS THE CWFA WITH HEAVY RAIN LIKELY UNTIL THE COLD FRONT MOVES THROUGH LATE TONIGHT. GENERAL RAINFALL AMOUNTS OF 0.75 TO 1.20 INCHES ARE EXPECTED. THERE WILL BE BANDS OF RAINFALL THAT WILL PROBABLY EXCEED 1.5 INCHES WITH ISOLATED AMOUNTS OVER 2 INCHES POSSIBLE. RAIN WILL END OVER THE NORTHWEST THIRD OF THE CWFA LATE TONIGHT ONCE THE COLD FRONT MOVES THROUGH. FRIDAY...RAIN WILL END OVER THE SOUTHEAST TWO THIRDS OF THE CWFA FROM WEST TO EAST DURING THE MORNING. BREEZY...COOLER...AND LESS HUMID CONDITIONS WILL BE SEEN DURING THE AFTERNOON WITH CLEARING SKIES. ..08.. .LONG TERM...(FRIDAY NIGHT THROUGH THURSDAY) ISSUED AT 325 PM CDT THU SEP 19 2013 PLEASANT EARLY FALL WEATHER AFTER TONIGHT. OVERVIEW...INITIALIZATION AND VERIFICATION AVERAGE WITH BL TEMPERATURES TOO HIGH AND RH VALUES OVERALL A BIT TOO DRY. VERIFICATION AND RUN TO RUN CONTINUITY ARE GOOD WITH TIGHT INTER-SOLUTION SPREADS. A 60/40 MIX OF HI-RES ECMWF AND GFS IS PREFERRED WHICH HAS ONLY MINOR IMPACTS...MAINLY ON LOW POPS TUESDAY. LOW HUMIDITY...LIGHT WINDS AND MILD TEMPERATURES TO MAKE FOR NICE OUTDOOR WEATHER THIS WEEKEND INTO MIDDLE OF NEXT WEEK. FRIDAY NIGHT THROUGH MONDAY...NEARLY PERFECT WEATHER WITH LIGHT WINDS...MOSTLY CLEAR TO CLEAR SKIES AND MODERATE HUMIDITIES. LOWS MAY NEED TRIMMING A FEW DEGREES SATURDAY AND SUNDAY AM BUT NOT ENOUGH TO CAUSE ANY FROST CONCERNS. MINS MOSTLY IN THE 40S WITH HIGHS UPPER 60S TO THE MIDDLE 70S. TUESDAY...PARTLY CLOUDY SKIES WITH SPRINKLES POSSIBLE OR A LOW CHANCE OF A LIGHT SHOWER WITH PASSING WEAK UPPER LEVEL DISTURBANCE. ANY RAIN AMOUNTS TO BE VERY LIGHT. TEMPERATURES BACK TO NEAR NORMAL WITH LOWS IN THE 50S AND HIGHS IN THE MID TO UPPER 70S. WEDNESDAY AND THURSDAY...WARMING TREND AND STILL FAIR AS SOUTH WINDS INCREASE WITH HIGHS UPPER 70S TO MIDDLE 80S AND LOWS UPPER 50S TO LOWER 60S. DEEP TROUGH AND STRONG HIGH PRESSURE OVER MID ATLANTIC A VERY FAVORABLE SET UP WITH OPEN GULF AND CONTINUED STRONG SW MONSOON PATTERN FOR ANOTHER GOOD RAIN EVENT LATE NEXT WEEK WITH THE NEXT FRONTAL SYSTEM. && .AVIATION...(FOR THE 00Z TAFS THROUGH 00Z FRIDAY EVENING) ISSUED AT 644 PM CDT THU SEP 19 2013 LINE OF STRONG TO SEVERE STORMS SHOULD BE WELL EAST OF THE MISSISSIPPI RIVER BY 03Z. EXPECT LIGHT TO MODERATE RAIN WITH MVFR CIGS AND VSBYS AFTER THE LINE OF STORMS MOVE THROUGH. CONDITIONS WILL IMPROVE TO VFR WITH A COLD FRONTAL PASSAGE EXPECTED BETWEEN 06Z AND 10Z. VFR CONDITIONS WILL CONTINUE THROUGH FRIDAY WITH NORTHWEST WINDS GUSTING TO AROUND 20 KTS FROM LATE MORNING THROUGH THE AFTERNOON. DLF && .DVN WATCHES/WARNINGS/ADVISORIES... IA...NONE. IL...NONE. MO...NONE. && SYNOPSIS...08 SHORT TERM...08 LONG TERM...NICHOLS AVIATION...DLF
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE QUAD CITIES IA IL 451 AM CDT THU SEP 19 2013 IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007- 009-015>018-024>026-034-035-MOZ009-010-201000- 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- 451 AM CDT THU SEP 19 2013 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...TODAY AND TONIGHT SCATTERED THUNDERSTORMS WILL BE FOUND THIS MORNING...ESPECIALLY OVER NORTHEAST IOWA AND NORTHWEST ILLINOIS. LIGHTNING IS THE MAIN HAZARD WITH THESE STORMS. BRIEF HEAVY RAINFALL WILL ALSO ACCOMPANY THE STORMS. THUNDERSTORMS ARE EXPECTED TO REDEVELOP AND MOVE ACROSS THE OUTLOOK AREA LATE THIS AFTERNOON AND TONIGHT AHEAD OF A COLD FRONT. SEVERE THUNDERSTORMS ARE POSSIBLE...ESPECIALLY WEST OF THE MISSISSIPPI RIVER. DAMAGING WINDS AROUND 60 MPH WOULD BE THE PRIMARY THREAT...FOLLOWED BY HAIL TO AROUND ONE INCH IN DIAMETER. IN ADDITION...THE THREAT FOR HEAVY RAINFALL EXISTS WITH 1 TO 2 INCH RAINFALL AMOUNTS POSSIBLE IN SOME LOCATIONS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED LATE THIS AFTERNOON AND EVENING.
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
657 PM CDT THU SEP 19 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0654 PM TSTM WND GST ANAMOSA 42.11N 91.28W
09/19/2013 E50 MPH JONES IA PUBLIC
0620 PM TSTM WND DMG WASHINGTON 41.30N 91.69W
09/19/2013 WASHINGTON IA LAW ENFORCEMENT
TREES DOWN, ROOF AND VEHICLE DAMAGE AT WASHINGTON GOLF
AND COUNTRY CLUB. TIME ESTIMATED FROM RADAR DATA.
&&
DLFPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
702 PM CDT THU SEP 19 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0700 PM HAIL OLIN 42.00N 91.14W
09/19/2013 E1.00 INCH JONES IA TRAINED SPOTTER
NICKEL TO QUARTER SIZE HAIL
&&
DLFPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
708 PM CDT THU SEP 19 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0707 PM HEAVY RAIN 3 ENE MARION 42.05N 91.54W
09/19/2013 M0.82 INCH LINN IA TRAINED SPOTTER
20 MINUTE RAINFALL.
&&PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
714 PM CDT THU SEP 19 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0634 PM TSTM WND DMG HIAWATHA 42.05N 91.68W
09/19/2013 LINN IA PUBLIC
5 INCH BRANCH DOWN. ESTIMATED 50 TO 60 MPH WINDS. MN
TRAINED SPOTTER. TIME ESTIMATED.
&&PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
719 PM CDT THU SEP 19 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0715 PM TSTM WND GST 3 SSW CENTER JUNCTION 42.07N 91.11W
09/19/2013 E45.00 MPH JONES IA TRAINED SPOTTER
0715 PM HAIL 3 SSW CENTER JUNCTION 42.07N 91.11W
09/19/2013 M0.50 INCH JONES IA TRAINED SPOTTER
&&PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
725 PM CDT THU SEP 19 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0716 PM TSTM WND GST CASCADE 42.30N 91.01W
09/19/2013 E55 MPH DUBUQUE IA PUBLIC
ESTIMATED UP TO 55 MPH.
&&
BILLNThe Quad Cities radar (KDVN), 109 km away, was scanning. The volume nearest the first event began at 00:23 UTC.
1 thunderstorm wind. Local standard time, as filed.
The Fire Department reported that trees and power lines were down throughout the town.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Illinois in 2013Every state in 2013This day in weather historyWarnings in Illinois, September 2013
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: 476500.