Scattered showers and thunderstorms developed across central Illinois during the afternoon of June 29th. Many of the cells interacted with a weak boundary dropping southward through the area to produce funnel clouds.
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 ILX wrote it up.
Scattered showers and thunderstorms developed across central Illinois during the afternoon of June 29th. Many of the cells interacted with a weak boundary dropping southward through the area to produce funnel clouds. One brief tornado touchdown occurred in Coles County, where minor damage was reported to a home near Cooks Mills.
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 Lincoln, IL wrote its last area forecast discussion before the first event at Jun 29, 11:59 AM CST, 1 hour 6 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LINCOLN IL 1259 PM CDT SAT JUN 29 2013 .DISCUSSION... ISSUED 1045 AM CDT SAT JUN 29 2013 FORECAST OVERALL LOOKS IN GOOD SHAPE AND JUST SOME MINOR TWEAKS TO A FEW WEATHER ELEMENTS. HAVE INCREASING CHANCES OF SHOWERS INTO THE AFTERNOON ALONG WITH ISOLATED TO SCATTERED THUNDERSTORMS ESPECIALLY CENTRAL AND NE IL. BROKEN TO OVERCAST LOW CLOUDS HAVE SPREAD QUICKLY SOUTHWARD ACROSS CENTRAL IL DURING THIS MORNING AND SE IL RECENTLY BECOMING CLOUDIER TOO AS CUMULUS CLOUDS ARE QUICKLY DEVELOPING THERE LATE THIS MORNING. TEMPS CURRENTLY IN THE LOWER 70S OVER CENTRAL IL AND MID TO UPPER 70S IN SOUTHEAST IL AND SHOULD NOT CLIMB TOO MUCH MORE WITH LOW CLOUDS AND MAY EVEN COOL OFF WITH THE RAIN SHOWERS. NW WINDS 10 TO 15 MPH WITH GUSTS AROUND 20 MPH EXPECTED TODAY. STRONG 558 DM 500 MB LOW NEAR THE QUEBEC AND ONTARIO PROVINCE LINE AND 564 DM 500 MB OVER NE IL TO HAVE A FAIRLY STRONG SHORT WAVE PIVOT SOUTHWARD OVER CENTRAL/SOUTHERN IL DURING TODAY. STEEPENING LAPSE RATES COMBINED WITH SOME MOISTURE TO LIKELY DEVELOP/SPREAD SHOWERS SOUTHWARD FROM NORTHERN/NE IL ACROSS CENTRAL/SE IL NEXT FEW HOURS AND THEN DIMINISH AFTER SUNSET TONIGHT. A FEW THUNDERSTORMS COULD HAVE SMALL HAIL THIS AFTERNOON/EARLY EVENING UNTIL SUNSET. 07 && .AVIATION... ISSUED 1255 PM CDT SAT JUN 29 2013 SCATTERED TO NUMEROUS SHOWERS ALONG WITH A FEW THUNDERSTORMS WILL OCCUR THIS AFTEROON AND INTO MID EVENING ACROSS CENTRAL IL. IFR TO MVFR CEILINGS AND VSBYS WILL OCCUR AT TIMES ESPECIALLY WITH THE HEAVIER SHOWERS WITH VSBYS AS LOW AS 1-2 MILES. CONVECTION SHOULD GRADUALLY DIMINISH AFTER SUNSET TONIGHT AND TO REDEVELOP AFTER 15Z/10 AM SUNDAY OVER CENTRAL/EASTERN IL. NNW WINDS 10-14 KTS WITH GUSTS 15-19 KTS TO DIMINISH TO 5-10 KTS AFTER SUNSET TONIGHT AND BE NE 10-14 KTS WITH GUSTS 15-19 KTS AFTER 15Z/10 AM SUNDAY. LARGE UPPER LEVEL LOW OVER NE/EASTCENTRAL IL TO DRIFT SE INTO THE OHIO VALLEY SUNDAY AND KEEP SHOWERS AND ISOLATED THUNDERSTORMS IN FORECAST THRU THE WEEKEND...WITH MOST WIDESPREAD COVERAGE THIS AFTERNOON INTO MID EVENING AND AGAIN OVER EASTERN IL SUNDAY. 07 && .PREV DISCUSSION... ISSUED 253 AM CDT SAT JUN 29 2013 FORECAST ISSUE THIS MORNING IS THE PERSISTENT MAJOR LONG WAVE TROF THAT REMAINS OVER THE MID MS AND OH VALLEY REGIONS INTO MID WEEK. SHORT TERM...TODAY THROUGH MONDAY NIGHT. UPPER AIR DATA AT 00Z DEPICTS TROF OVER EASTERN US AND BUILDING RIDGE IN THE WEST. ONE UPPER LOW OVER THE EASTERN GREAT LAKES MOVING NORTH IN CANADA AS A SECOND ONE DIGS SOUTH INTO THE MID MS VALLEY. AS THIS UPPER LEVEL FEATURES SINKS SOUTH THIS MORNING...EXPECT CLOUDS SEEN IN IR TO SINK SOUTH INTO IL...PLUS WITH COLD AIR ALOFT AND AMPLE MOISTURE...CLOUD DEVELOPMENT EXPECTED ALSO. PROG SOUNDINGS SHOWS THE DEVELOPMENT EARLY THIS MORNING AS THE UPPER LEVEL SYSTEM APPROACHES. THIS WILL AID IN KEEPING HIGH TEMPS TODAY IN THE 70S...BUT WITH MOISTURE AND COLD AIR ALOFT...SHOWERS WILL EXPAND OVER REGION THROUGHOUT THE DAY. THEREFORE WILL KEEP LIKELY POPS GOING. INSTABILITY IS PROGGED TO BE LIMITED WITH ONLY CAPES GENERALLY 800 OR LESS AND TOTAL TOTALS LESS THAT 47. SOME SMALL HAIL WILL BE POSSIBLE WITH THE ALOFT TEMPS. DIURNAL NATURE OF PCPN WILL CAUSE DECREASE IN POPS SAT NIGHT...AND THEN REDEVELOPMENT AGAIN ON SUNDAY...BUT TO A LESSER EXTENT AS UPPER COLD AIR CENTER TO THE SOUTH OF REGION. LONG TERM...TUESDAY THROUGH FRIDAY. PROGS ARE ALL CONSISTENT IN DRIFTING THE UPPER SYSTEM BACK TO THE NORTHWEST ON TUES TO WED...AS THE SUBTROPICAL ATLANTIC HIGH STARTS TO BUILD BACK TO THE WEST INTO THE SOUTHEAST US. ON THURS...THE UPPER SYSTEM GRADUALLY WEAKENS AND MOVES OFF TO THE NORTHEAST INTO THE GREAT LAKES. GOETSCH && .ILX WATCHES/WARNINGS/ADVISORIES... NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LINCOLN IL 1034 AM CDT SAT JUN 29 2013 ILZ027>031-036-037-040-041-047>050-301100- CASS-FULTON-KNOX-MARSHALL-MASON-MENARD-MORGAN-PEORIA-SCHUYLER- SCOTT-STARK-TAZEWELL-WOODFORD- 1034 AM CDT SAT JUN 29 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS. .DAY ONE...TODAY AND TONIGHT ISOLATED TO SCATTERED THUNDERSTORMS WILL DEVELOP LATE THIS MORNING THROUGH MID EVENING. THE RISK OF ORGANIZED SEVERE THUNDERSTORMS IS LOW...BUT A FEW THUNDERSTORMS COULD PRODUCE GUSTY WINDS...SMALL HAIL AND CLOUD TO GROUND LIGHTNING. FOR INTERESTS ALONG THE ILLINOIS RIVER...FLOODING WILL CONTINUE DOWNSTREAM OF PEORIA FOR THE NEXT SEVERAL DAYS. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY AN UPPER LEVEL STORM SYSTEM WILL LINGER OVER THE MIDWEST THROUGH MUCH OF THIS WEEK...BRINGING A DAILY CHANCE FOR MAINLY AFTERNOON AND EARLY EVENING THUNDERSTORMS. TUESDAY WILL HAVE HIGHER CHANCES NORTHWEST OF THE ILLINOIS RIVER...WITH ISOLATED STORMS THE OTHER DAYS. THE RISK OF ORGANIZED SEVERE THUNDERSTORMS IS LOW. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT. ILZ038-042>046-051>057-061-301100- CHAMPAIGN-CHRISTIAN-COLES-DE WITT-DOUGLAS-EDGAR-LOGAN-MACON- MCLEAN-MOULTRIE-PIATT-SANGAMON-SHELBY-VERMILION- 1034 AM CDT SAT JUN 29 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS AND EAST CENTRAL ILLINOIS. .DAY ONE...TODAY AND TONIGHT ISOLATED TO SCATTERED THUNDERSTORMS WILL DEVELOP LATE THIS MORNING THROUGH THE EVENING. THE RISK OF ORGANIZED SEVERE THUNDERSTORMS IS LOW...BUT A FEW THUNDERSTORMS COULD PRODUCE GUSTY WINDS...SMALL HAIL AND CLOUD TO GROUND LIGHTNING. FOR INTERESTS ALONG THE SANGAMON RIVER...MINOR FLOODING IS EXPECTED TO END AT MONTICELLO DURING MIDDAY. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY AN UPPER LEVEL STORM SYSTEM WILL LINGER OVER THE MIDWEST THROUGH MUCH OF THIS WEEK...BRINGING A DAILY CHANCE FOR MAINLY AFTERNOON AND EARLY EVENING THUNDERSTORMS. CHANCES WILL DECREASE ON THURSDAY. THE RISK OF ORGANIZED SEVERE THUNDERSTORMS IS LOW. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT. ILZ062-063-066>068-071>073-301100- CLARK-CLAY-CRAWFORD-CUMBERLAND-EFFINGHAM-JASPER-LAWRENCE-RICHLAND- 1034 AM CDT SAT JUN 29 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL ILLINOIS AND SOUTHEAST ILLINOIS. .DAY ONE...TODAY AND TONIGHT ISOLATED TO SCATTERED THUNDERSTORMS WILL DEVELOP BY AFTERNOON AND CONTINUE THROUGH THE EVENING. THE RISK OF ORGANIZED SEVERE THUNDERSTORMS IS LOW...BUT A FEW THUNDERSTORMS COULD PRODUCE GUSTY WINDS...SMALL HAIL AND CLOUD TO GROUND LIGHTNING. FLOODING WILL CONTINUE ALONG PARTS OF THE WABASH...LITTLE WABASH AND EMBARRAS RIVER BASINS INTO EARLY NEXT WORK WEEK. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY AN UPPER LEVEL STORM SYSTEM WILL LINGER OVER THE MIDWEST THROUGH MUCH OF THIS WEEK...BRINGING A DAILY CHANCE FOR MAINLY AFTERNOON AND EARLY EVENING THUNDERSTORMS. CHANCES WILL DECREASE ON THURSDAY. THE RISK OF ORGANIZED SEVERE THUNDERSTORMS IS LOW. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED THROUGH TONIGHT. 07
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 131 PM CDT SAT JUN 29 2013 ILZ036>038-040>057-061>063-292315- FULTON-TAZEWELL-MCLEAN-SCHUYLER-MASON-LOGAN-DE WITT-PIATT- CHAMPAIGN-VERMILION-CASS-MENARD-SCOTT-MORGAN-SANGAMON-CHRISTIAN- MACON-MOULTRIE-DOUGLAS-COLES-EDGAR-SHELBY-CUMBERLAND-CLARK- INCLUDING THE CITIES OF...BLOOMINGTON...NORMAL...HAVANA... LINCOLN...CHAMPAIGN...URBANA...DANVILLE...JACKSONVILLE... SPRINGFIELD...TAYLORVILLE...DECATUR...CHARLESTON...MATTOON... SHELBYVILLE 131 PM CDT SAT JUN 29 2013 ...COLD AIR FUNNELS SIGHTED OVER CENTRAL ILLINOIS THIS AFTERNOON... AT 122 PM...MACON COUNTY EMERGENCY MANAGEMENT AGENCY RELAYED REPORTS OF FUNNEL CLOUDS NORTHEAST SIDE OF MAROA IN NORTHERN MACON COUNTY. THIS THUNDERSTORM WAS MOVING SOUTH SOUTHEAST AT 25 MPH. OTHER THUNDERSTORMS WERE SOUTH OF PEORIA AND BLOOMINGTON AND NORTH OF I-70 AND THESE TOO COULD PRODUCE COLD AIR FUNNEL CLOUDS UNTIL SUNSET. ATMOSPHERIC CONDITIONS EXIST ACROSS CENTRAL ILLINOIS DURING THIS AFTERNOON THAT FAVOR THE FORMATION OF THE PHENOMENON CALLED COLD AIR FUNNELS. COLD AIR FUNNELS ARE NOT ALWAYS ASSOCIATED WITH THUNDERSTORMS. THEY FORM OUT OF THE BOTTOM OF CLOUDS...SPIN...AND DIP DOWN TO WITHIN SEVERAL HUNDRED FEET OF THE GROUND. THE COLD AIR FUNNELS MAY LAST FOR SEVERAL MINUTES...OCCUR A NUMBER OF TIMES DURING THE AFTERNOON...AND REMAIN IN THE SAME GENERAL AREA. THEY NORMALLY DISSIPATE COMPLETELY TOWARD SUNSET AROUND 830 PM. IN RARE INSTANCES THESE FUNNELS MAY BRIEFLY TOUCHDOWN. STAY ALERT AND BE PREPARED TO MOVE QUICKLY TO A SAFE SHELTER IF A FUNNEL CLOUD APPROACHES THE GROUND. 07
The Lincoln radar (KILX), 101 km away, was scanning. The volume nearest the first event began at 19:04 UTC.
1 tornado. Local standard time, as filed.
A tornado briefly touched down near Cooks Mills at 2:05 PM CDT. The tornado did minor damage to the siding and gutters of a home. It also damaged a garage door and knocked down several tree limbs before dissipating at 2:06 PM CDT.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Illinois in 2013Every state in 2013This day in weather historyThe tornado archive for Illinois, 2013Warnings in Illinois, June 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: 453439.