Illinois, 2010

Flash Flooding and Hail in Illinois, July 19 to 20, 2010

July 19 to 20, 2010 · NWS ILX · 4 events in 3 counties and zones

A large complex of thunderstorms developed in the wake of previous convection during the evening of July 19th. to Robinson line.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
2
Property damage
$100,000
Crop damage
None recorded
Events
4

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.

What happened

The episode as NWS ILX wrote it up.

A large complex of thunderstorms developed in the wake of previous convection during the evening of July 19th. Locally heavy rainfall of between 3 and 5 inches occurred along and southwest of a Canton...to Decatur...to Robinson line. Several reports of flooded roads were received...particularly in west central Illinois. One isolated hail report was received from Schuyler County as well.

What forecasters said that day

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 Jul 19, 7:36 PM CST, 51 minutes earlier.

Area forecast discussion, Jul 19, 7:36 PM CST, 51 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LINCOLN IL
836 PM CDT MON JUL 19 2010

.DISCUSSION...
ISSUED 836 PM CDT MON JUL 19 2010

LATEST LOW-LEVEL WIND PROFILERS ARE SHOWING A STRENGTHENING JET
SETTING UP FROM THE PLAINS E/NE INTO SOUTHEAST IOWA. CONVECTION
HAS ALREADY DEVELOPED ALONG THE NOSE OF THE JET AND IS TRACKING
E/SE INTO CENTRAL ILLINOIS. WITH AMPLE MOISTURE FEEDING INTO THE
GENESIS REGION...NUMEROUS THUNDERSTORMS WILL LIKELY RE-DEVELOP AND
TRAIN OVER THE SAME AREAS FROM SOUTHEAST IOWA INTO CENTRAL
ILLINOIS. BASED ON RADAR/SATELLITE MOSAIC...IT APPEARS THE PRIMARY
AXIS FOR HEAVY RAINFALL AND/OR SEVERE WEATHER WILL BE ALONG AND NORTH
OF A RUSHVILLE...TO DECATUR...TO MARSHALL LINE. HAVE UPDATED THE
FORECAST TO INCREASE POPS TO CATEGORICAL ACROSS THE NORTHERN
TWO-THIRDS OF THE KILX CWA. HAVE ALSO ADDED MENTION OF SEVERE
THREAT DURING THE EVENING ALONG AND WEST OF I-55...WHERE ACTIVE
SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 2 AM.

BARNES
&&

.AVIATION...
ISSUED 651 PM CDT MON JUL 19 2010

VERY COMPLEX AVIATION WEATHER FORECAST SCENARIO CONTINUES TO
UNFOLD ACROSS THE CENTRAL ILLINOIS TERMINALS. THE SHOWERS/STORMS
THAT HAVE BEEN IN THE VICINITY OF THE TAF SITES TODAY WERE NOT
WELL CAPTURED BY ANY OF THE FORECAST MODELS. THE PASSAGE OF A WEAK
WAVE AND LOW LEVEL STABILIZATION FROM CONVECTION/RAIN SHOULD
BRIEFLY END OUR PRECIPITATION RISK WITHIN THE NEXT COUPLE OF
HOURS. HOWEVER...THE BREAK WILL NOT LAST LONG. ONCE THE NOCTURNAL
LOW LEVEL JET INITIATES ADDITIONAL SHOWER/STORM DEVELOPMENT TO OUR
WEST LATER THIS EVENING...THIS PRECIPITATION SHOULD TRACK ALONG
THE FRONTAL BOUNDARY THAT LIES WEST/EAST ACROSS CENTRAL ILLINOIS.
THIS PRECIPITATION SHOULD BE WITH US FOR MUCH OF THE NIGHT INTO
TUESDAY MORNING. EXPECT CONDITIONS TO DEGRADE INTO AT LEAST MVFR
LEVELS OVERNIGHT...BUT IFR CONDITIONS IN STRATUS/FOG ARE CERTAINLY
POSSIBLE IF THE RAIN DOES NOT BECOME AS WIDESPREAD AND THERE ARE
BREAKS IN THE CLOUDS. ONCE THE NOCTURNAL CONVECTION MOVES EAST OF
THE REGION TUESDAY MORNING...THE RESIDUAL BOUNDARIES IN THE AREA
WILL KEEP SHOWER/STORM CHANCES IN THE VICINITY THROUGH THE
REMAINDER OF THE 00Z TAF PERIOD. THE BOUNDARY IN THE AREA WILL
KEEP WINDS LIGHT/VARIABLE FOR THE MOST PART OUTSIDE OF STORMS.

BAK
&&

.PREV DISCUSSION...
ISSUED 220 PM CDT MON JUL 19 2010

SHORT TERM...TONIGHT THROUGH THURSDAY NIGHT

MAIN FORECAST CHALLENGE THIS PERIOD WILL BE WITH CONVECTION
COVERAGE AND TIMING ALONG WITH AXIS OF HEAVY RAINFALL WITH THE
STORMS TONIGHT AND TUESDAY.

SHORT TERM OPERATIONAL MODELS ONCE AGAIN HAVING A DIFFICULT TIME
WITH THE CURRENT CONVECTION AND EVENTUAL PLACEMENT OF STORMS LATER
TONIGHT AS ADDITIONAL SHORTWAVE ENERGY PUSHES INTO THE MIDWEST.
LOOKS AS IF THE GFS MAY HAVE A MORE REALISTIC LOOK TO THE QPF AXIS
LATE TNT AFFECTING AREAS JUST NORTH OF OUR CWA. MODELS MAY BE
SHIFTING THE ACTUAL SYNOPTIC SCALE BOUNDARY TOO FAR NORTH LATER
TNT WITH THE BNDRY CLOSE TO THE I-70 CORRIDOR EARLY THIS
AFTERNOON. WL CONTINUE WITH THE HIGHEST POPS ACRS THE NORTH AND
MENTION HEAVY RAINFALL...BUT AT THIS POINT...THE I-74 CORRIDOR CAN
TAKE SOME RAINFALL AS IT HAS MISSED OUT ON THE BULK OF THE RAIN
THIS AFTN. AT THIS POINT...WL HOLD OFF ANY FLOOD HEADLINES AND
UPDATE THE ESF PRODUCT LATER THIS AFTERNOON WITH ADDITIONAL
INFORMATION REGARDING THE POTENTIAL HEAVY RAIN EVENT TONIGHT.

SHORTWAVE AND ASSOCIATED THUNDERSTORMS SHOULD BE ONGOING ACRS
PARTS OF THE FORECAST AREA TUESDAY MORNING...WITH A TEMPORARY
BREAK IN THE STORMS INTO THE AFTN...BUT MODELS SUGGEST ANOTHER
WAVE TO SHIFT ESE INTO THE MIDWEST RENEWING THE THUNDERSTORM
THREAT LATER IN THE DAY...PROBABLY A BIT FURTHER SOUTH ALONG
THE OUTFLOW BOUNDARY AND SOUTHWARD SHIFTING SYNOPTIC SCALE FRONT.
NOT REAL CONFIDENT ON BOUNDARY PLACEMENT (EITHER SYNOPTIC OR
MESOSCALE) SO WL CONTINUE TO HOLD WITH OUR CURRENT 40 TO 50 POPS
INTO WEDNESDAY. MODELS ARE CONSISTENT IN SHOWING THE UPPER LEVEL
RIDGE BUILDING SLOWLY NWD AS SIGNIFICANT SHORTWAVE ENERGY PUSHES
INTO THE NRN ROCKIES LATE WEDNESDAY. THIS WILL SHIFT THE FRONT
FURTHER NORTH AND TAKE THE HIGHER POPS NORTH AS WELL LATER WED
NIGHT INTO THURSDAY.

LONG TERM...FRIDAY THROUGH MONDAY

UPPER LEVEL WAVE TRACKING ACRS THE NRN ROCKIES LATER IN THE WEEK
WILL PUSH EAST ACRS THE UPPER LAKES LATE FRIDAY INTO SATURDAY
BRINGING A COLD FRONT SOUTHEAST INTO THE AREA. TIMING OF THE COLD
FRONT AND CONVECTION AHEAD OF IT STILL IN DOUBT WITH THE ECMWF A
BIT SLOWER IN BRINGING THE FRONT SE INTO OUR AREA ON SATURDAY.
WILL CONTINUE WITH THE LOW CHANCE POPS FOR AT LEAST THE START
OF THE WEEKEND WITH THE FRONT EXPECTED TO ACTUALLY PASS THROUGH
OUR FORECAST AREA. WL START TO TAKE PRECIP CHANCES OUT OF THE
GRIDS SATURDAY NIGHT INTO SUNDAY AS ENSEMBLES SUGGEST SFC HIGH
PRESSURE TO SETTLE SOUTHEAST INTO THE MIDWEST FOR LATE SAT NIGHT
INTO SUNDAY. 12Z ECMWF INDICATES BOUNDARY TO START SHIFTING NORTH
ACRS THE AREA ON MONDAY...A BIT DIFFERENT SCENARIO THEN PREVIOUS
MODEL RUNS SUGGESTED...SO WL KEEP MONDAY DRY FOR NOW.

SMITH

&&

.ILX WATCHES/WARNINGS/ADVISORIES...
NONE.
&&
Hazardous weather outlook, Jul 19, 3:07 PM CST, 5 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LINCOLN IL
407 PM CDT MON JUL 19 2010

ILZ027>031-036>038-041-201100-
FULTON-KNOX-MARSHALL-MASON-MCLEAN-PEORIA-STARK-TAZEWELL-WOODFORD-
407 PM CDT MON JUL 19 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS.

.DAY ONE...TONIGHT

SCATTERED THUNDERSTORMS WILL BE POSSIBLE THROUGH THIS EVENING.
THESE STORMS ARE NOT EXPECTED TO BECOME SEVERE...BUT MAY PRODUCE
HEAVY RAINFALL. LATER TONIGHT...ANOTHER CLUSTER OF STORMS IS
EXPECTED TO DEVELOP OVER IOWA AND MOVE ACROSS THE NORTHERN HALF OF
ILLINOIS. SOME OF THE STORMS MAY BE SEVERE WITH THE PRIMARY
THREATS BEING DAMAGING WINDS AND INTENSE DANGEROUS LIGHTNING. IN
ADDITION...UP TO 2 INCHES OF RAIN WILL BE POSSIBLE WHICH MAY CAUSE
FLOODING. THE MOST LIKELY TIME FRAME FOR THE STRONGEST STORMS WILL
BE DURING THE EARLY MORNING HOURS AFTER MIDNIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THE SAME WEATHER PATTERN WILL CONTINUE INTO MIDWEEK AS A STATIONARY
FRONT LINGERS ACROSS THE MIDWEST. THIS WILL CAUSE SEVERAL PERIODS OF
THUNDERSTORMS...SOME OF WHICH MAY BE SEVERE TUESDAY THROUGH
THURSDAY. THERE WILL BE A CONTINUED RISK FOR HEAVY RAIN AND
FLOODING...WITH A TOTAL OF 2 TO 4 INCHES OF RAINFALL POSSIBLE.
FLASH FLOODING WITHIN THUNDERSTORMS MAY OCCUR...ALONG WITH LONGER
TERM FLOODING OF RIVERS AND STREAMS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED TONIGHT...MAINLY AFTER MIDNIGHT.

ILZ040-047-049-050-201100-
CASS-MORGAN-SCHUYLER-SCOTT-
407 PM CDT MON JUL 19 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS.

.DAY ONE...TONIGHT

SCATTERED THUNDERSTORMS WILL BE POSSIBLE THROUGH THIS EVENING.
THESE STORMS ARE NOT EXPECTED TO BECOME SEVERE...BUT MAY PRODUCE
HEAVY RAINFALL. LATER TONIGHT...ANOTHER CLUSTER OF STORMS IS
EXPECTED TO DEVELOP OVER IOWA AND MOVE ACROSS THE NORTHERN HALF OF
ILLINOIS. SOME OF THE STORMS MAY BE SEVERE WITH THE PRIMARY
THREATS BEING DAMAGING WINDS AND INTENSE DANGEROUS LIGHTNING. IN
ADDITION...UP TO 2 INCHES OF RAIN WILL BE POSSIBLE WHICH MAY CAUSE
FLOODING. THE MOST LIKELY TIME FRAME FOR THE STRONGEST STORMS WILL
BE DURING THE EARLY MORNING HOURS AFTER MIDNIGHT.

THE ILLINOIS RIVER IS EXPECTED TO REMAIN IN FLOOD AT BEARDSTOWN
UNTIL THURSDAY.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THE SAME WEATHER PATTERN WILL CONTINUE INTO MIDWEEK AS A STATIONARY
FRONT LINGERS ACROSS THE MIDWEST. THIS WILL CAUSE SEVERAL PERIODS OF
THUNDERSTORMS...SOME OF WHICH MAY BE SEVERE TUESDAY THROUGH
THURSDAY. DAMAGING WINDS AND VERY HEAVY RAINFALL WILL CONTINUE TO BE
THE PRIMARY THREATS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED TONIGHT...MAINLY AFTER MIDNIGHT.

ILZ042>046-048-051>057-061>063-066>068-071>073-201100-
CHAMPAIGN-CHRISTIAN-CLARK-CLAY-COLES-CRAWFORD-CUMBERLAND-DE WITT-
DOUGLAS-EDGAR-EFFINGHAM-JASPER-LAWRENCE-LOGAN-MACON-MENARD-
MOULTRIE-PIATT-RICHLAND-SANGAMON-SHELBY-VERMILION-
407 PM CDT MON JUL 19 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS...EAST CENTRAL ILLINOIS AND SOUTHEAST ILLINOIS.

.DAY ONE...TONIGHT

SCATTERED THUNDERSTORMS WILL BE POSSIBLE THROUGH THIS EVENING.
THESE STORMS ARE NOT EXPECTED TO BECOME SEVERE...BUT MAY PRODUCE
HEAVY RAINFALL. LATER TONIGHT...ANOTHER CLUSTER OF STORMS IS
EXPECTED TO DEVELOP OVER IOWA AND MOVE ACROSS THE NORTHERN HALF OF
ILLINOIS. SOME OF THE STORMS MAY BE SEVERE WITH THE PRIMARY
THREATS BEING DAMAGING WINDS AND INTENSE DANGEROUS LIGHTNING. IN
ADDITION...UP TO 2 INCHES OF RAIN WILL BE POSSIBLE WHICH MAY CAUSE
FLOODING. THE MOST LIKELY TIME FRAME FOR THE STRONGEST STORMS WILL
BE DURING THE EARLY MORNING HOURS AFTER MIDNIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THE SAME WEATHER PATTERN WILL CONTINUE INTO MIDWEEK AS A STATIONARY
FRONT LINGERS ACROSS THE MIDWEST. THIS WILL CAUSE SEVERAL PERIODS OF
THUNDERSTORMS...SOME OF WHICH MAY BE SEVERE TUESDAY THROUGH
THURSDAY. DAMAGING WINDS AND VERY HEAVY RAINFALL WILL CONTINUE TO BE
THE PRIMARY THREATS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED TONIGHT...MAINLY AFTER MIDNIGHT.

BAK

In the hours before

Local storm report, Jul 19, 3:41 PM CST, 4 hours 46 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE LINCOLN IL
441 PM CDT MON JUL 19 2010

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

1103 AM     HAIL             ASTORIA                 40.23N 90.36W
07/19/2010  M1.00 INCH       FULTON             IL   EMERGENCY MNGR

1145 AM     TSTM WND DMG     OAKFORD                 40.10N 89.97W
07/19/2010                   MENARD             IL   EMERGENCY MNGR

            4 TO 5 INCH DIAMETER BRANCHES DOWN AND REPORTS OF LIGHT
            POLES DOWN.

1235 PM     HEAVY RAIN       6 SSE SPRINGFIELD       39.70N 89.60W
07/19/2010  M1.07 INCH       SANGAMON           IL   MESONET

            1.07 INCHES OF RAINFALL MEASURED IN 50 MINUTES. COCORAHS
            REPORT.

1245 PM     HEAVY RAIN       1 NW JACKSONVILLE       39.74N 90.25W
07/19/2010  M1.06 INCH       MORGAN             IL   MESONET

            1.06 INCHES OF RAIN FELL IN PREVIOUS 45 MINUTES. COCORAHS
            REPORT.

0105 PM     TSTM WND GST     2 SW TAYLORVILLE        39.50N 89.29W
07/19/2010  E70.00 MPH       CHRISTIAN          IL   CO-OP OBSERVER

            SOME TREE LIMBS DOWN WITH SIZE UNKNOWN AT THIS TIME.

0110 PM     TSTM WND DMG     TAYLORVILLE             39.52N 89.26W
07/19/2010                   CHRISTIAN          IL   EMERGENCY MNGR

            MULTIPLE REPORTS OF TREES DWON, ROOF OFF HOME, METAL
            BUILDING INTO HOME AND TREE ONTO CAR IN TAYLORVILLE.

0110 PM     TSTM WND DMG     TAYLORVILLE             39.52N 89.26W
07/19/2010                   CHRISTIAN          IL   EMERGENCY MNGR

            CONCRETE BUILDING LEVELED NORTH OF HIGH SCHOOL. EQUIPMENT
            STORAGE BUILDING LOST PORTION OF ROOF NEAR HIGH SCHOOL.
            TREE BLOWN OVER ONTO CAR. CARPORT WRAPPED AROUND HOUSE.
            TREE UPROOTED.

0125 PM     TSTM WND GST     TAYLORVILLE             39.52N 89.26W
07/19/2010  M51.00 MPH       CHRISTIAN          IL   AWOS

0152 PM     TSTM WND DMG     FINDLAY                 39.52N 88.75W
07/19/2010                   SHELBY             IL   PUBLIC

            GARAGE DESTROYED AND TREES UPROOTED WITHIN TOWN. PUBLIC
            REPORT RELAYED THROUGH LAW ENFORCEMENT.

0156 PM     TSTM WND GST     MOUNT ZION              39.78N 88.88W
07/19/2010  E50.00 MPH       MACON              IL   TRAINED SPOTTER

            SOME TREE LIMBS DOWN.

0200 PM     HAIL             1 NE MATTOON            39.49N 88.36W
07/19/2010  M1.00 INCH       COLES              IL   EMERGENCY MNGR

0200 PM     TSTM WND DMG     SULLIVAN                39.60N 88.61W
07/19/2010                   MOULTRIE           IL   LAW ENFORCEMENT

            WIDESPREAD DAMAGE WITH ROOFS OFF HOMES AND TREES DOWN.

0203 PM     HAIL             2 SSW MATTOON           39.45N 88.38W
07/19/2010  E0.75 INCH       COLES              IL   TRAINED SPOTTER

            ONE MILE SOUTHWEST OF OLD STATE MOBILE HOME VILLAGE.

0214 PM     TSTM WND GST     MATTOON                 39.48N 88.37W
07/19/2010  M53.00 MPH       COLES              IL   ASOS

0218 PM     TSTM WND GST     1 N MATTOON             39.49N 88.37W
07/19/2010  E70.00 MPH       COLES              IL   EMERGENCY MNGR

            DEBRIS IN THE AIR.

0220 PM     TSTM WND GST     3 N MATTOON             39.52N 88.37W
07/19/2010  M60.00 MPH       COLES              IL   MESONET

0224 PM     TSTM WND DMG     MATTOON                 39.48N 88.37W
07/19/2010                   COLES              IL   BROADCAST MEDIA

            TWO HOMES ON NORTH 6TH STREET SUSTAINED SIGNIFICANT
            STRUCTURAL DAMAGE DUE TO FALLING TREES.

0224 PM     TSTM WND DMG     ALLENVILLE              39.56N 88.54W
07/19/2010                   MOULTRIE           IL   MESONET

            8 TO 12 INCH DIAMETER TREES DOWN. ONE TREE ON TOP OF A
            GARAGE. SWOP REPORT.

0224 PM     TSTM WND DMG     3 N MATTOON             39.52N 88.37W
07/19/2010                   COLES              IL   MESONET

            1.5 FOOT DIAMETER HEALTHY TREE SNAPPED ACROSS 1000 NORTH.
            SWOP REPORT.

0224 PM     HAIL             1 E CHARLESTON          39.48N 88.16W
07/19/2010  M0.50 INCH       COLES              IL   EMERGENCY MNGR

0224 PM     NON-TSTM WND GST 1 NE MATTOON            39.49N 88.36W
07/19/2010  E70.00 MPH       COLES              IL   EMERGENCY MNGR

0224 PM     TSTM WND DMG     2 SE ALLENVILLE         39.54N 88.51W
07/19/2010                   MOULTRIE           IL   MESONET

            AT 121 AND 1675 EAST. POWER LINES WERE BLOWN OVER AT NEAR
            45 DEGREE ANGLE. SWOP REPORT.

0236 PM     TSTM WND GST     MATTOON                 39.48N 88.37W
07/19/2010  M62.00 MPH       COLES              IL   ASOS

0236 PM     TSTM WND GST     CHARLESTON              39.48N 88.18W
07/19/2010  E60.00 MPH       COLES              IL   MESONET

            SWOP REPORT.

0236 PM     HAIL             CHARLESTON              39.48N 88.18W
07/19/2010  M1.50 INCH       COLES              IL   MESONET

            SWOP REPORT.

0255 PM     TSTM WND DMG     FLORA                   38.67N 88.48W
07/19/2010                   CLAY               IL   EMERGENCY MNGR

            10 INCH DIAMETER LIMBS DOWN.

0300 PM     TSTM WND DMG     1 NW OLNEY              38.74N 88.10W
07/19/2010                   RICHLAND           IL   TRAINED SPOTTER

            LARGE TREE DOWN IN PARK. POWER LINES DOWN IN COUNTY WEST
            OF TOWN.

0300 PM     TSTM WND DMG     PALESTINE               39.00N 87.61W
07/19/2010                   CRAWFORD           IL   MESONET

            POWER LINES AND STREET SIGNS DOWN, 8-10 MATURE OAK TREES
            WITH 2-3 FEET IN DIAMETER DOWN, 10-12 INCH TREE LIMBS
            DOWN ALL OVER TOWN, POWER OUT. TIME ESTIMATED.

0305 PM     TSTM WND DMG     2 W OLNEY               38.73N 88.12W
07/19/2010                   RICHLAND           IL   TRAINED SPOTTER

            NUMEROUS 1.5 FOOT DIAMETER TREES DOWN ALONG WITH POWER
            LINE DONW.

0310 PM     HAIL             3 N PALESTINE           39.05N 87.61W
07/19/2010  E0.75 INCH       CRAWFORD           IL   MESONET

            SWOP REPORT.

0310 PM     TSTM WND GST     3 N PALESTINE           39.05N 87.61W
07/19/2010  E60.00 MPH       CRAWFORD           IL   MESONET

            SWOP REPORT.

&&

JANKOWSKI
Local storm report, Jul 19, 4:19 PM CST, 4 hours 8 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE LINCOLN IL
519 PM CDT MON JUL 19 2010

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

0236 PM     TSTM WND DMG     CHARLESTON              39.48N 88.18W
07/19/2010                   COLES              IL   BROADCAST MEDIA

            TWO HOMES ON NORTH 6TH STREET SUSTAINED SIGNIFICANT
            STRUCTURAL DAMAGE DUE TO A LARGE 4 FOOT DIAMETER TREE
            FALLING ON THEM. CORRECTED TIME/LOCATION OF PREVIOUS
            REPORT THAT HAD DAMAGE IN MATTOON.

0238 PM     NON-TSTM WND DMG 2 E CHARLESTON          39.48N 88.14W
07/19/2010                   COLES              IL   BROADCAST MEDIA

            LARGE TV/RADIO ANTENNA TOWER TORN FROM HOUSE AND BLOWN
            OVER.

&&

BAK
Local storm report, Jul 19, 4:20 PM CST, 4 hours 7 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE LINCOLN IL
520 PM CDT MON JUL 19 2010

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

1103 AM     HAIL             ASTORIA                 40.23N 90.36W
07/19/2010  M1.00 INCH       FULTON             IL   EMERGENCY MNGR

1145 AM     TSTM WND DMG     OAKFORD                 40.10N 89.97W
07/19/2010                   MENARD             IL   EMERGENCY MNGR

            4 TO 5 INCH DIAMETER BRANCHES DOWN AND REPORTS OF LIGHT
            POLES DOWN.

1235 PM     HEAVY RAIN       6 SSE SPRINGFIELD       39.70N 89.60W
07/19/2010  M1.07 INCH       SANGAMON           IL   MESONET

            1.07 INCHES OF RAINFALL MEASURED IN 50 MINUTES. COCORAHS
            REPORT.

1245 PM     HEAVY RAIN       1 NW JACKSONVILLE       39.74N 90.25W
07/19/2010  M1.06 INCH       MORGAN             IL   MESONET

            1.06 INCHES OF RAIN FELL IN PREVIOUS 45 MINUTES. COCORAHS
            REPORT.

0105 PM     TSTM WND GST     2 SW TAYLORVILLE        39.50N 89.29W
07/19/2010  E70.00 MPH       CHRISTIAN          IL   CO-OP OBSERVER

            SOME TREE LIMBS DOWN WITH SIZE UNKNOWN AT THIS TIME.

0110 PM     TSTM WND DMG     TAYLORVILLE             39.52N 89.26W
07/19/2010                   CHRISTIAN          IL   EMERGENCY MNGR

            MULTIPLE REPORTS OF TREES DWON, ROOF OFF HOME, METAL
            BUILDING INTO HOME AND TREE ONTO CAR IN TAYLORVILLE.

0110 PM     TSTM WND DMG     TAYLORVILLE             39.52N 89.26W
07/19/2010                   CHRISTIAN          IL   EMERGENCY MNGR

            CONCRETE BUILDING LEVELED NORTH OF HIGH SCHOOL. EQUIPMENT
            STORAGE BUILDING LOST PORTION OF ROOF NEAR HIGH SCHOOL.
            TREE BLOWN OVER ONTO CAR. CARPORT WRAPPED AROUND HOUSE.
            TREE UPROOTED.

0125 PM     TSTM WND GST     TAYLORVILLE             39.52N 89.26W
07/19/2010  M51.00 MPH       CHRISTIAN          IL   AWOS

0152 PM     TSTM WND DMG     FINDLAY                 39.52N 88.75W
07/19/2010                   SHELBY             IL   PUBLIC

            GARAGE DESTROYED AND TREES UPROOTED WITHIN TOWN. PUBLIC
            REPORT RELAYED THROUGH LAW ENFORCEMENT.

0156 PM     TSTM WND GST     MOUNT ZION              39.78N 88.88W
07/19/2010  E50.00 MPH       MACON              IL   TRAINED SPOTTER

            SOME TREE LIMBS DOWN.

0200 PM     HAIL             1 NE MATTOON            39.49N 88.36W
07/19/2010  M1.00 INCH       COLES              IL   EMERGENCY MNGR

0200 PM     TSTM WND DMG     SULLIVAN                39.60N 88.61W
07/19/2010                   MOULTRIE           IL   LAW ENFORCEMENT

            WIDESPREAD DAMAGE WITH ROOFS OFF HOMES AND TREES DOWN.

0203 PM     HAIL             2 SSW MATTOON           39.45N 88.38W
07/19/2010  E0.75 INCH       COLES              IL   TRAINED SPOTTER

            ONE MILE SOUTHWEST OF OLD STATE MOBILE HOME VILLAGE.

0214 PM     TSTM WND GST     MATTOON                 39.48N 88.37W
07/19/2010  M53.00 MPH       COLES              IL   ASOS

0218 PM     TSTM WND GST     1 N MATTOON             39.49N 88.37W
07/19/2010  E70.00 MPH       COLES              IL   EMERGENCY MNGR

            DEBRIS IN THE AIR.

0220 PM     TSTM WND GST     3 N MATTOON             39.52N 88.37W
07/19/2010  M60.00 MPH       COLES              IL   MESONET

0224 PM     TSTM WND DMG     2 SE ALLENVILLE         39.54N 88.51W
07/19/2010                   MOULTRIE           IL   MESONET

            AT 121 AND 1675 EAST. POWER LINES WERE BLOWN OVER AT NEAR
            45 DEGREE ANGLE. SWOP REPORT.

0224 PM     NON-TSTM WND GST 1 NE MATTOON            39.49N 88.36W
07/19/2010  E70.00 MPH       COLES              IL   EMERGENCY MNGR

0224 PM     TSTM WND DMG     3 N MATTOON             39.52N 88.37W
07/19/2010                   COLES              IL   MESONET

            1.5 FOOT DIAMETER HEALTHY TREE SNAPPED ACROSS 1000 NORTH.
            SWOP REPORT.

0224 PM     TSTM WND DMG     ALLENVILLE              39.56N 88.54W
07/19/2010                   MOULTRIE           IL   MESONET

            8 TO 12 INCH DIAMETER TREES DOWN. ONE TREE ON TOP OF A
            GARAGE. SWOP REPORT.

0224 PM     HAIL             1 E CHARLESTON          39.48N 88.16W
07/19/2010  M0.50 INCH       COLES              IL   EMERGENCY MNGR

0236 PM     TSTM WND GST     MATTOON                 39.48N 88.37W
07/19/2010  M62.00 MPH       COLES              IL   ASOS

0236 PM     HAIL             CHARLESTON              39.48N 88.18W
07/19/2010  M1.50 INCH       COLES              IL   MESONET

            SWOP REPORT.

0236 PM     TSTM WND DMG     CHARLESTON              39.48N 88.18W
07/19/2010                   COLES              IL   BROADCAST MEDIA

            TWO HOMES ON NORTH 6TH STREET SUSTAINED SIGNIFICANT
            STRUCTURAL DAMAGE DUE TO A LARGE 4 FOOT DIAMETER TREE
            FALLING ON THEM. CORRECTED TIME/LOCATION OF PREVIOUS
            REPORT THAT HAD DAMAGE IN MATTOON.

0236 PM     TSTM WND GST     CHARLESTON              39.48N 88.18W
07/19/2010  E60.00 MPH       COLES              IL   MESONET

            SWOP REPORT.

0238 PM     NON-TSTM WND DMG 2 E CHARLESTON          39.48N 88.14W
07/19/2010                   COLES              IL   BROADCAST MEDIA

            LARGE TV/RADIO ANTENNA TOWER TORN FROM HOUSE AND BLOWN
            OVER.

0255 PM     TSTM WND DMG     FLORA                   38.67N 88.48W
07/19/2010                   CLAY               IL   EMERGENCY MNGR

            10 INCH DIAMETER LIMBS DOWN.

0300 PM     TSTM WND DMG     PALESTINE               39.00N 87.61W
07/19/2010                   CRAWFORD           IL   MESONET

            POWER LINES AND STREET SIGNS DOWN, 8-10 MATURE OAK TREES
            WITH 2-3 FEET IN DIAMETER DOWN, 10-12 INCH TREE LIMBS
            DOWN ALL OVER TOWN, POWER OUT. TIME ESTIMATED.

0300 PM     TSTM WND DMG     1 NW OLNEY              38.74N 88.10W
07/19/2010                   RICHLAND           IL   TRAINED SPOTTER

            LARGE TREE DOWN IN PARK. POWER LINES DOWN IN COUNTY WEST
            OF TOWN.

0305 PM     TSTM WND DMG     2 W OLNEY               38.73N 88.12W
07/19/2010                   RICHLAND           IL   TRAINED SPOTTER

            NUMEROUS 1.5 FOOT DIAMETER TREES DOWN ALONG WITH POWER
            LINE DONW.

0310 PM     HAIL             3 N PALESTINE           39.05N 87.61W
07/19/2010  E0.75 INCH       CRAWFORD           IL   MESONET

            SWOP REPORT.

0310 PM     TSTM WND GST     3 N PALESTINE           39.05N 87.61W
07/19/2010  E60.00 MPH       CRAWFORD           IL   MESONET

            SWOP REPORT.

&&

BAK
Local storm report, Jul 19, 4:22 PM CST, 4 hours 5 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE LINCOLN IL
522 PM CDT MON JUL 19 2010

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

0224 PM     TSTM WND GST     1 NE MATTOON            39.49N 88.36W
07/19/2010  E70.00 MPH       COLES              IL   EMERGENCY MNGR

0238 PM     TSTM WND DMG     2 E CHARLESTON          39.48N 88.14W
07/19/2010                   COLES              IL   BROADCAST MEDIA

            LARGE TV/RADIO ANTENNA TOWER TORN FROM HOUSE AND BLOWN
            OVER.

&&

BAK
Local storm report, Jul 19, 4:23 PM CST, 4 hours 4 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE LINCOLN IL
523 PM CDT MON JUL 19 2010

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

1103 AM     HAIL             ASTORIA                 40.23N 90.36W
07/19/2010  M1.00 INCH       FULTON             IL   EMERGENCY MNGR

1145 AM     TSTM WND DMG     OAKFORD                 40.10N 89.97W
07/19/2010                   MENARD             IL   EMERGENCY MNGR

            4 TO 5 INCH DIAMETER BRANCHES DOWN AND REPORTS OF LIGHT
            POLES DOWN.

1235 PM     HEAVY RAIN       6 SSE SPRINGFIELD       39.70N 89.60W
07/19/2010  M1.07 INCH       SANGAMON           IL   MESONET

            1.07 INCHES OF RAINFALL MEASURED IN 50 MINUTES. COCORAHS
            REPORT.

1245 PM     HEAVY RAIN       1 NW JACKSONVILLE       39.74N 90.25W
07/19/2010  M1.06 INCH       MORGAN             IL   MESONET

            1.06 INCHES OF RAIN FELL IN PREVIOUS 45 MINUTES. COCORAHS
            REPORT.

0105 PM     TSTM WND GST     2 SW TAYLORVILLE        39.50N 89.29W
07/19/2010  E70.00 MPH       CHRISTIAN          IL   CO-OP OBSERVER

            SOME TREE LIMBS DOWN WITH SIZE UNKNOWN AT THIS TIME.

0110 PM     TSTM WND DMG     TAYLORVILLE             39.52N 89.26W
07/19/2010                   CHRISTIAN          IL   EMERGENCY MNGR

            MULTIPLE REPORTS OF TREES DWON, ROOF OFF HOME, METAL
            BUILDING INTO HOME AND TREE ONTO CAR IN TAYLORVILLE.

0110 PM     TSTM WND DMG     TAYLORVILLE             39.52N 89.26W
07/19/2010                   CHRISTIAN          IL   EMERGENCY MNGR

            CONCRETE BUILDING LEVELED NORTH OF HIGH SCHOOL. EQUIPMENT
            STORAGE BUILDING LOST PORTION OF ROOF NEAR HIGH SCHOOL.
            TREE BLOWN OVER ONTO CAR. CARPORT WRAPPED AROUND HOUSE.
            TREE UPROOTED.

0125 PM     TSTM WND GST     TAYLORVILLE             39.52N 89.26W
07/19/2010  M51.00 MPH       CHRISTIAN          IL   AWOS

0152 PM     TSTM WND DMG     FINDLAY                 39.52N 88.75W
07/19/2010                   SHELBY             IL   PUBLIC

            GARAGE DESTROYED AND TREES UPROOTED WITHIN TOWN. PUBLIC
            REPORT RELAYED THROUGH LAW ENFORCEMENT.

0156 PM     TSTM WND GST     MOUNT ZION              39.78N 88.88W
07/19/2010  E50.00 MPH       MACON              IL   TRAINED SPOTTER

            SOME TREE LIMBS DOWN.

0200 PM     HAIL             1 NE MATTOON            39.49N 88.36W
07/19/2010  M1.00 INCH       COLES              IL   EMERGENCY MNGR

0200 PM     TSTM WND DMG     SULLIVAN                39.60N 88.61W
07/19/2010                   MOULTRIE           IL   LAW ENFORCEMENT

            WIDESPREAD DAMAGE WITH ROOFS OFF HOMES AND TREES DOWN.

0203 PM     HAIL             2 SSW MATTOON           39.45N 88.38W
07/19/2010  E0.75 INCH       COLES              IL   TRAINED SPOTTER

            ONE MILE SOUTHWEST OF OLD STATE MOBILE HOME VILLAGE.

0214 PM     TSTM WND GST     MATTOON                 39.48N 88.37W
07/19/2010  M53.00 MPH       COLES              IL   ASOS

0218 PM     TSTM WND GST     1 N MATTOON             39.49N 88.37W
07/19/2010  E70.00 MPH       COLES              IL   EMERGENCY MNGR

            DEBRIS IN THE AIR.

0220 PM     TSTM WND GST     3 N MATTOON             39.52N 88.37W
07/19/2010  M60.00 MPH       COLES              IL   MESONET

0224 PM     TSTM WND DMG     2 SE ALLENVILLE         39.54N 88.51W
07/19/2010                   MOULTRIE           IL   MESONET

            AT 121 AND 1675 EAST. POWER LINES WERE BLOWN OVER AT NEAR
            45 DEGREE ANGLE. SWOP REPORT.

0224 PM     TSTM WND DMG     ALLENVILLE              39.56N 88.54W
07/19/2010                   MOULTRIE           IL   MESONET

            8 TO 12 INCH DIAMETER TREES DOWN. ONE TREE ON TOP OF A
            GARAGE. SWOP REPORT.

0224 PM     HAIL             1 E CHARLESTON          39.48N 88.16W
07/19/2010  M0.50 INCH       COLES              IL   EMERGENCY MNGR

0224 PM     TSTM WND GST     1 NE MATTOON            39.49N 88.36W
07/19/2010  E70.00 MPH       COLES              IL   EMERGENCY MNGR

0224 PM     TSTM WND DMG     3 N MATTOON             39.52N 88.37W
07/19/2010                   COLES              IL   MESONET

            1.5 FOOT DIAMETER HEALTHY TREE SNAPPED ACROSS 1000 NORTH.
            SWOP REPORT.

0236 PM     HAIL             CHARLESTON              39.48N 88.18W
07/19/2010  M1.50 INCH       COLES              IL   MESONET

            SWOP REPORT.

0236 PM     TSTM WND GST     CHARLESTON              39.48N 88.18W
07/19/2010  E60.00 MPH       COLES              IL   MESONET

            SWOP REPORT.

0236 PM     TSTM WND GST     MATTOON                 39.48N 88.37W
07/19/2010  M62.00 MPH       COLES              IL   ASOS

0236 PM     TSTM WND DMG     CHARLESTON              39.48N 88.18W
07/19/2010                   COLES              IL   BROADCAST MEDIA

            TWO HOMES ON NORTH 6TH STREET SUSTAINED SIGNIFICANT
            STRUCTURAL DAMAGE DUE TO A LARGE 4 FOOT DIAMETER TREE
            FALLING ON THEM. CORRECTED TIME/LOCATION OF PREVIOUS
            REPORT THAT HAD DAMAGE IN MATTOON.

0238 PM     TSTM WND DMG     2 E CHARLESTON          39.48N 88.14W
07/19/2010                   COLES              IL   BROADCAST MEDIA

            LARGE TV/RADIO ANTENNA TOWER TORN FROM HOUSE AND BLOWN
            OVER.

0255 PM     TSTM WND DMG     FLORA                   38.67N 88.48W
07/19/2010                   CLAY               IL   EMERGENCY MNGR

            10 INCH DIAMETER LIMBS DOWN.

0300 PM     TSTM WND DMG     1 NW OLNEY              38.74N 88.10W
07/19/2010                   RICHLAND           IL   TRAINED SPOTTER

            LARGE TREE DOWN IN PARK. POWER LINES DOWN IN COUNTY WEST
            OF TOWN.

0300 PM     TSTM WND DMG     PALESTINE               39.00N 87.61W
07/19/2010                   CRAWFORD           IL   MESONET

            POWER LINES AND STREET SIGNS DOWN, 8-10 MATURE OAK TREES
            WITH 2-3 FEET IN DIAMETER DOWN, 10-12 INCH TREE LIMBS
            DOWN ALL OVER TOWN, POWER OUT. TIME ESTIMATED.

0305 PM     TSTM WND DMG     2 W OLNEY               38.73N 88.12W
07/19/2010                   RICHLAND           IL   TRAINED SPOTTER

            NUMEROUS 1.5 FOOT DIAMETER TREES DOWN ALONG WITH POWER
            LINE DONW.

0310 PM     HAIL             3 N PALESTINE           39.05N 87.61W
07/19/2010  E0.75 INCH       CRAWFORD           IL   MESONET

            SWOP REPORT.

0310 PM     TSTM WND GST     3 N PALESTINE           39.05N 87.61W
07/19/2010  E60.00 MPH       CRAWFORD           IL   MESONET

            SWOP REPORT.

&&

BAK
Local storm report, Jul 19, 8:05 PM CST, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
905 PM CDT MON JUL 19 2010

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

0815 PM     TSTM WND GST     ST. DAVID               40.49N 90.05W
07/19/2010  E50 MPH          FULTON             IL   EMERGENCY MNGR

            NUMEROUS SMALL BRANCHES DOWN.

&&

JANKOWSKI

The radar

The Lincoln radar (KILX), 105 km away, was scanning. The volume nearest the first event began at 02:28 UTC.

Open the radar archive at this moment

Event by event

3 flash flood, 1 hail. Local standard time, as filed.

Hail, Schuyler

When
July 19, 8:27 PM CST to 8:28 PM CST
Where
Schuyler County, 5 mi N of Rushville
Measured
0.75 in hail
Reported by
Law Enforcement
Coordinates
40.192, -90.570

Flash Flood, Schuyler

When
July 19, 8:30 PM CST to July 20, 9:00 AM CST
Where
Schuyler County, 5.15 mi NNE of Ray to 1.46 mi W of Birmingham
Cause
Heavy Rain
Injuries
0 direct, 2 indirect
Property damage
$100,000
Reported by
Law Enforcement
Coordinates
40.273, -90.451

Clusters of training thunderstorms produced excessive amounts of rainfall in Schuyler County during the late evening hours of July 19th. Rainfall rates of 2.00 per hour for more than 3 hours produced widespread flash flooding, which closed nearly every rural road and caused some road damage in northern and western parts of the county. Total rainfall accumulations reached nearly 8.00 in western Schuyler county near Camden and Huntsville. Two people suffered indirect injuries due to traffic accidents as a result of the flooded roads.

Flash Flood, Fulton

When
July 19, 8:30 PM CST to July 20, 9:00 AM CST
Where
Fulton County, 2.15 mi SSW of Vermont to 6.04 mi W of Table Grove
Cause
Heavy Rain
Reported by
Emergency Manager
Coordinates
40.273, -90.451

Clusters of training thunderstorms produced excessive amounts of rainfall in southern Fulton County during the late evening hours of July 19th. Rainfall rates of 2.00 per hour for more than 3 hours produced widespread flash flooding, which closed nearly every rural road and stranded motorists in southern parts of the county. Total rainfall accumulations reached nearly 6.00 around Astoria.

Flash Flood, Mason

When
July 19, 8:30 PM CST to July 20, 9:00 AM CST
Where
Mason County, 2.41 mi NNW of Patterson Bay to 0.44 mi W of Snicarte
Cause
Heavy Rain
Reported by
Law Enforcement
Coordinates
40.181, -90.200

Clusters of training thunderstorms produced excessive amounts of rainfall in southern Mason County during the late evening hours of July 19th. Rainfall rates of 2.00 per hour for more than 3 hours produced widespread flash flooding, which closed nearly every rural road in southern parts of the county. Total rainfall accumulations reached nearly 6.00 along the Illinois River from just south of Havana to the Schuyler County line near Snicarte.

What these are

Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Illinois in 2010Every state in 2010This day in weather historyWarnings in Illinois, July 2010

Sources

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: 252394, 254447, 254451, 254455.