Alert archive / Illinois / Tornado Warnings in 2009
Tornado Warning 6, NWS Chicago, IL
NWS Chicago, IL issued this tornado warning at Jun 19, 2009, 5:46 PM CDT for Boone County, Illinois. It was in force for 29 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 19, 2009, 5:46 PM CDT (22:46 UTC)
- Expired
- Jun 19, 2009, 6:15 PM CDT
- In force
- 29 min
- Issued by
- NWS Chicago, IL
- Area
- Storm-based polygon
County Boone County, IL
The radar
The Milwaukee radar (KMKX), 65 km from the middle of the area, began a volume at 22:49 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 19, 5:55 PM CDT | FUNNEL CLOUD | 1 W Poplar Grove, IL |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this tornado warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 19, 2:24 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 10.8 hours before the alert went out and 165 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 2575 J/kg
- Mixed-layer CIN
- -76 J/kg
- Mixed-layer LCL
- 810 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 167 m²/s²
- Significant tornado parameter
- 1.9
- Supercell composite
- 10.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KLOT 192246 TORLOT ILC007-192315- /O.NEW.KLOT.TO.W.0006.090619T2246Z-090619T2315Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 546 PM CDT FRI JUN 19 2009 THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A * TORNADO WARNING FOR... NORTHERN BOONE COUNTY IN NORTH CENTRAL ILLINOIS... * UNTIL 615 PM CDT... * AT 546 PM...NATIONAL WEATHER SERVICE RADAR INDICATED STRONG ROTATION IN A SEVERE THUNDERSTORM NEAR POPLAR GROVE...MOVING EAST AT 15 MPH. * THE TORNADO WILL BE NEAR... POPLAR GROVE BY 600 PM... CAPRON BY 615 PM... PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW IF NO BASEMENT IS AVAILABLE...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM FRIDAY EVENING FOR NORTHEASTERN ILLINOIS AND NORTHWEST INDIANA. && LAT...LON 4248 8872 4233 8874 4235 8894 4244 8894 TIME...MOT...LOC 2246Z 269DEG 15KT 4241 8891 $$ IZZI
2 follow-up statements
000 WWUS53 KLOT 192255 SVSLOT SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 555 PM CDT FRI JUN 19 2009 ILC007-192315- /O.CON.KLOT.TO.W.0006.000000T0000Z-090619T2315Z/ BOONE IL- 555 PM CDT FRI JUN 19 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR NORTHEASTERN BOONE COUNTY... AT 554 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR POPLAR GROVE... MOVING EAST AT 20 MPH. THE TORNADO WILL BE NEAR... CAPRON BY 605 PM... CAPRON BY 610 PM... A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM FRIDAY EVENING FOR NORTHEASTERN ILLINOIS AND NORTHWEST INDIANA. LAT...LON 4248 8872 4234 8874 4238 8888 4244 8887 TIME...MOT...LOC 2255Z 269DEG 18KT 4241 8883 $$ IZZI
000 WWUS53 KLOT 192306 SVSLOT SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 606 PM CDT FRI JUN 19 2009 ILC007-192316- /O.EXP.KLOT.TO.W.0006.000000T0000Z-090619T2315Z/ BOONE IL- 606 PM CDT FRI JUN 19 2009 ...THE TORNADO WARNING FOR NORTHEASTERN BOONE COUNTY EXPIRES AT 615 PM CDT... THUNDERSTORMS HAVE WEAKENED AND NO LONGER POSE A THREAT OF SEVERE WEATHER FOR THE PREVIOUSLY WARNED AREA. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM FRIDAY EVENING FOR NORTHEASTERN ILLINOIS AND NORTHWEST INDIANA. LAT...LON 4248 8872 4234 8874 4238 8888 4244 8887 TIME...MOT...LOC 2306Z 269DEG 18KT 4240 8876 $$ IZZI
What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Chicago, IL wrote its last area forecast discussion before this tornado warning went out at Jun 19, 3:18 PM CDT, 2 hours 28 minutes earlier.
Area forecast discussion, Jun 19, 3:18 PM CDT, 2 hours 28 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
318 PM CDT FRI JUN 19 2009
.DISCUSSION...
315 PM CDT
MAIN FORECAST FOCUS CONTINUES TO BE ON NEAR TERM CONVECTIVE/SEVERE
POTENTIAL.
OUTFLOW BOUNDARY FROM EARLIER THUNDERSTORMS STALLED ACROSS SOUTHERN
PORTIONS OF THE FORECAST AREA...BUT NOW IS BEGINNING TO RETREAT BACK
NORTHWARD AND IS BEGINNING TO LOSE DEFINITION. EVEN NORTH OF THIS
OUTFLOW BOUNDARY WINDS STARTED TO VEER MORE SOUTHERLY. SFC
TEMPERATURES RISING INTO THE MID 80S TO NEAR 90 HAS ALLOWED FOR
SURFACE BASED CAPES TO INCREASE TO BETWEEN 3-4K J/KG ALONG AN AXIS
FROM WEST CENTRAL ILLINOIS INTO NORTHWEST ILLINOIS WITH LESSER
AMOUNTS OF SURFACE BASED INSTABILITY ACROSS FAR NORTHEAST ILLINOIS
WHERE SFC TEMPERATURES ARE STILL COOLER FROM THE MORNING
THUNDERSTORMS. HOWEVER...WITH OUTFLOW BOUNDARY/WARM FRONT RAPIDLY
SURGING BACK NORTHWARD...WOULD EXPECT NORTHEAST ILLINOIS AREAS TO
WARM QUICKLY THIS AFTERNOON AND RAPIDLY DESTABILIZE. THUNDERSTORMS
HAVE ALREADY STARTED TO FIRE ONCE AGAIN IN THIS INSTABILITY AXIS
ACROSS WEST CENTRAL ILLINOIS AND SHOULD BE AFFECTING SOUTHWEST
PORTIONS OF THE FORECAST AREA OVER NEXT FEW HOURS. LOOKING
UPSTREAM...A FAIRLY POTENT UPPER LEVEL SHORT WAVE CONTINUES TO TRACK
ACROSS SOUTHERN NEBRASKA/NORTHWEST KANSAS WHICH WILL BE APPROACHING
THE MID MS RIVER VALLEY THIS EVENING. AN 80 KNOT UPPER LEVEL JET
STREAK IS ALSO NOTED ACROSS NORTHERN MISSOURI EJECTING OUT AHEAD OF
THE MAIN SHORT WAVE TROUGH. THIS SHORT WAVE/JET STREAK SHOULD ALLOW
FOR INCREASING COVERAGE OF SHOWERS AND THUNDERSTORMS THIS EVENING.
DEEP LAYER SHEAR ALSO REMAINS VERY SUPPORTIVE OF RAPID SEVERE
DEVELOPMENT AND POSSIBILITY OF DISCRETE CELLS AHEAD OF THE COLD
FRONT. STILL EXPECTING CONVECTION TO TAKE ON MORE OF SQUALL LINE/BOW
ECHO MODE LATER THIS EVENING AS THE MAIN COLD FRONT APPROACHES. HIGH
WINDS AND HAIL STILL APPEAR TO BE MAIN THREATS ALTHOUGH CANNOT
COMPLETELY RULE OUT ISOLATED TORNADOES ESPECIALLY LATE IN THE
AFTERNOON BEFORE CONVECTION IS EXPECTED TO CONGEAL INTO MORE OF A
COMPLEX WITH AN INCREASING WIND THREAT. ISSUED A FLASH FLOOD WATCH
FOR ALL OF THE FORECAST AREA EARLIER TODAY DUE TO EXPECTED HEAVY
RAINFALL TONIGHT. MAY SEE THE GREATEST RAINFALL AMOUNTS ACROSS
SOUTHERN HALF OF THE FORECAST AREA...AND OLD OUTFLOW BOUNDARY MAY
SERVE AS A FOCUS FOR LOCALLY HIGHER AMOUNTS.
SEVERE THREAT WILL BEGIN TO WANE TOWARD MIDNIGHT AS LOW PULLS OUT
OVER WISCONSIN AND COLD FRONT TRACKS THROUGH NORTHERN ILLINOIS.
QUIET WEATHER THEN SHOULD RETURN FOR SATURDAY AS SFC HIGH BEGINS TO
BUILD INTO THE MID/UPPER MS RIVER VALLEY. MAIN QUESTION TOMORROW
WILL BE WHETHER LOW LEVEL NORTH/NORTHWEST FLOW BEHIND THE COLD FRONT
WILL BE STRONG ENOUGH TO SUPPRESS ANY LAKE INFLUENCE FOR ILLINOIS
NEARSHORE AREAS. ALTHOUGH LOW LEVEL WINDS NOT EXPECTED TO BE THAT
STRONG...DEEP MIXING SHOULD PROVIDE STRONG ENOUGH NORTHWEST WINDS TO
LIMIT LAKE BREEZE. HIGHS ARE GENERALLY EXPECTED TO BE IN THE MID AND
UPPER 80S TOMORROW. STILL EXPECTING MOST OF THE WEEKEND SHOULD BE
DRY ALTHOUGH LATEST GFS DOES SUGGEST A SHORT WAVE LIFTING NORTHEAST
THROUGH THE NORTHERN PLAINS WHICH SHOULD INCREASE LOW LEVEL WAA AND
POSSIBLY RESULT IN A FEW ELEVATED SHOWERS. WILL HOLD OFF ON ANY
PRECIP MENTION AT THIS TIME GIVEN MID LEVEL LAPSE RATES NOT EXPECTED
TO BE THAT STEEP DUE TO LINGERING EFFECTS FROM SUBSIDENCE INVERSION
THAT DEVELOPS LATE TONIGHT INTO SATURDAY.
HAVE MADE VERY FEW CHANGES TO THE EXTENDED FORECAST TODAY WITH STILL
NOT MUCH CHANGE IN MEDIUM RANGE MODELS FROM THE PREVIOUS FEW DAYS.
EARLY NEXT WEEK...AMPLITUDE OF UPPER RIDGING WILL INCREASE ACROSS
THE CENTRAL CONUS AND MAIN SHORT WAVE TRACK IS EXPECTED TO REMAIN
WELL TO THE NORTH ACROSS SOUTHERN CANADA. VERY DIFFICULT AT THIS
TIME TO PINPOINT ANY BETTER CHANCES OF RAIN IN THIS PATTERN SO HAVE
KEPT MOST OF NEXT WEEK DRY AT THIS TIME.
MARSILI
&&
.AVIATION...
1800 UTC TAFS...FOCUS CONTINUES TO BE ON THUNDERSTORM DEVELOPMENT
ACROSS THE TERMINALS FOR THE FORECAST PERIOD.
THUNDERSTORMS QUICKLY REDEVELOPED THIS MORNING AFTER AN INITIAL
WAVE OF STORMS MOVED IN LATE LAST NIGHT. WHAT IS LEFT OF THEM ARE
CURRENTLY MOVING EAST OF THE TERMINALS. WILL SEE A TREND TOWARD
BETTER CEILINGS AS THIS SHOWERS AND THUNDERSTORMS EXIT TO THE
EAST WITH CEILINGS COMING UP TO VFR WITHIN THE NEXT HOUR. THERE IS
SOME PARTIAL CLEARING THAT WILL BE OCCURRING THIS AFTERNOON ACROSS
THE TERMINALS. ALTHOUGH...MID LEVEL WAVE IS FORECAST TO TRACK
NORTHEAST INTO THE FORECAST AREA LATER THIS AFTERNOON
REINTRODUCING CLOUD COVER AND PRECIP. SEVERAL ROUNDS OF STORMS
HAVE ALREADY OCCURRED...BUT AIR JUST TO THE SOUTH OF THE TERMINALS
HAS BEEN UNTOUCHED THUS FAR. THIS WILL ONCE AGAIN YIELD A MODERATELY
UNSTABLE ATMOSPHERE LATER THIS AFTERNOON AND EVENING...AS COLD
FRONT PUSHES THROUGH. THUNDERSTORMS WILL MOVE THROUGH THE FORECAST
AREA TONIGHT...BUT WILL COME TO AN END AS SURFACE LOW AND FRONT
PUSH THROUGH. ON THE BACKSIDE...CLOUDS WILL SCATTER OUT SATURDAY
MORNING WITH THE POTENTIAL FOR FOG AS LOW MOISTURE WILL BE THERE
AND WINDS ARE FORECAST TO DIMINISH.
WINDS WILL CONTINUE TO INCREASE TODAY AND TRY INITIALLY VEER TO
THE SOUTH...AND THEN TO THE SOUTHWEST. AS LOW EXITS TO THE
EAST...WINDS WILL CONTINUE TO THE WEST SATURDAY MORNING.
RODRIGUEZ
&&
.MARINE...
212 AM CDT
MAIN THREAT OVER THE LAKE OVER THE NEXT FEW DAYS REMAINS THE
CHANCES FOR THUNDERSTORMS WITH STRONG WIND. LINE OF STORMS THIS
MORNING WILL CONTINUE TO ADVANCE SOUTH ALONG THE LAKE AND THEN
CLEAR OUT LATER IN THE MORNING. ANOTHER ROUND OF STRONG
THUNDERSTORMS ARE ANTICIPATED TO DEVELOP FRIDAY AFTERNOON AND ROLL
ACROSS THE LAKE. AN AREA OF LOW PRESSURE WILL MOVE ACROSS THE LAKE
FRIDAY INTO FRIDAY NIGHT AND DROP A COLD FRONT DOWN THE LAKE. HIGH
PRESSURE IS THEN EXPECTED TO SET UP ACROSS THE LAKE THROUGH THE
REST OF THE WEEKEND INTO EARLY NEXT WEEK KEEPING WINDS AND WAVES
DOWN.
HALBACH
&&
.LOT WATCHES/WARNINGS/ADVISORIES...
IL...FLASH FLOOD WATCH...ILZ003-ILZ004-ILZ005-ILZ006-ILZ008-ILZ010-
ILZ011-ILZ012-ILZ013-ILZ014-ILZ019-ILZ020-ILZ021-ILZ022-
ILZ023-ILZ032-ILZ033-ILZ039 UNTIL 1 AM SATURDAY.
IN...FLASH FLOOD WATCH...INZ001-INZ002-INZ010-INZ011-INZ019 UNTIL 1
AM SATURDAY.
LM...NONE.
&&Hazardous weather outlook, Jun 19, 3:45 PM CDT, 2 hours 1 minute before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 345 PM CDT FRI JUN 19 2009 ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019- 202045- WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE- DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON- IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON- 345 PM CDT FRI JUN 19 2009 /445 PM EDT FRI JUN 19 2009/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS... NORTHEAST ILLINOIS AND NORTHWEST INDIANA. .DAY ONE...TONIGHT. WEATHER HAZARDS EXPECTED: THUNDERSTORMS...WHICH MAY PRODUCE: DAMAGING WINDS IN EXCESS OF 70 MPH. HEAVY RAIN WHICH COULD CAUSE FLASH FLOODING. LIGHTNING. HAIL TO 1 1/2 INCHES IN DIAMETER IS ALSO POSSIBLE. ISOLATED TORNADOES. AREAS AFFECTED AND TIMING: NORTHERN ILLINOIS AND NORTHWEST INDIANA THROUGH MIDNIGHT. DISCUSSION: ISOLATED TO SCATTERED THUNDERSTORMS ARE EXPECTED TO INCREASE IN COVERAGE EARLY THIS EVENING AS A STRONG UPPER LEVEL DISTURBANCE APPROACHES FROM THE WEST. THE COMBINATION OF MODERATE INSTABILITY AND STRONG WIND SHEAR WILL RESULT IN A THREAT OF SEVERE WEATHER THROUGH AROUND MIDNIGHT. THE MAIN THREATS ARE LARGE HAIL AND DAMAGING WINDS BUT AN ISOLATED TORNADO IS POSSIBLE. IN ADDITION TO THE THREAT OF SEVERE WEATHER...VERY HEAVY RAINFALL IS POSSIBLE THAT MAY LEAD TO FLOODING AND FLASH FLOODING. A COLD FRONT WILL BE TRACKING EASTWARD ACROSS NORTHERN ILLINOIS TOWARD MIDNIGHT WHICH SHOULD END THE THREAT OF SEVERE WEATHER. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. THERE IS A SLIGHT CHANCE OF A THUNDERSTORMS SUNDAY AND SUNDAY NIGHT. .SPOTTER INFORMATION STATEMENT... SPOTTERS WILL BE NEEDED THIS EVENING. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO LMZ740>745-202045- WINTHROP HARBOR TO WILMETTE HARBOR- WILMETTE HARBOR TO NORTHERLY ISLAND- NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY- GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY- 345 PM CDT FRI JUN 19 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE MICHIGAN. .DAY ONE...TONIGHT. THUNDERSTORMS ARE LIKELY THROUGH THIS EVENING. SOME STORMS MAY PRODUCE WIND GUSTS OVER 34 KNOTS...LARGE HAIL...AND DANGEROUS LIGHTNING. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-202045- LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH FOX ISLAND 5 NM OFFSHORE- LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI- LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM TOW RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO MID LAKE- 345 PM CDT FRI JUN 19 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE MICHIGAN. .DAY ONE...TONIGHT. THUNDERSTORMS ARE LIKELY THROUGH THIS EVENING. SOME STORMS MAY PRODUCE WIND GUSTS OVER 34 KNOTS...LARGE HAIL...AND DANGEROUS LIGHTNING. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO MARSILI
In the hours before
Local storm report, Jun 19, 1:40 PM CDT, 4 hours 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
140 PM CDT FRI JUN 19 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0139 PM HEAVY RAIN CRYSTAL LAKE 42.23N 88.33W
06/19/2009 M0.91 INCH MCHENRY IL PUBLIC
SINCE 7 AM.
&&
CMLocal storm report, Jun 19, 1:46 PM CDT, 4 hours before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
146 PM CDT FRI JUN 19 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0115 PM HEAVY RAIN BARTLETT 41.98N 88.21W
06/19/2009 U0.00 INCH DUPAGE IL TRAINED SPOTTER
AT 1215 PM THE INTERSECTION OF ILLINOIS ROUTE 59 AND WEST
BARTLETT ROAD WAS UNDER UP TO 10 INCHES OF WATER. AT 115
PM THE INTERSECTION CONTINUES TO BE UNDER 2 TO 3 INCHES
OF WATER WITH RUNOFF CONTINUING TO FLOW THROUGH
INTERSECTION.
&&
CMLocal storm report, Jun 19, 3:07 PM CDT, 2 hours 39 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
307 PM CDT FRI JUN 19 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0620 AM HEAVY RAIN 3 SSE EVANSTON 42.01N 87.67W
06/19/2009 M1.96 INCH COOK IL NWS EMPLOYEE
BASEMENT FLOODED.
0621 AM FLOOD WHEELING 42.13N 87.92W
06/19/2009 COOK IL BROADCAST MEDIA
WHEELING RD CLOSED BETWEEN HINTZ AND DUNDEE DUE TO
FLOODING.
0622 AM FLOOD 3 NE RIVERDALE 41.68N 87.59W
06/19/2009 COOK IL BROADCAST MEDIA
HIGH WATER ACROSS ALL LANES ON BISHOP FORD FREEWAY
BETWEEN E. 111ST AND COTTAGE GROVE AVE
0649 AM FLOOD 1 S CHICAGO RIDGE 41.69N 87.78W
06/19/2009 COOK IL BROADCAST MEDIA
EXPRESS LANE OF THE TRI-STATE TOLLWAY BLOCKED DUE TO
FLOODING
0802 AM HAIL ROCKFORD 42.27N 89.06W
06/19/2009 M1.00 INCH WINNEBAGO IL TRAINED SPOTTER
100 S. GARDINER AVE. IN CENTRAL ROCKFORD.
0803 AM HAIL ROCKFORD 42.27N 89.06W
06/19/2009 M0.88 INCH WINNEBAGO IL TRAINED SPOTTER
0807 AM HAIL ROCKFORD 42.27N 89.06W
06/19/2009 M1.50 INCH WINNEBAGO IL TRAINED SPOTTER
EAST SIDE OF ROCKFORD ABOUT 7 MILES NORTH NORTHEAST OF
ROCKFORD AIRPORT.
0812 AM HAIL ROCKFORD 42.27N 89.06W
06/19/2009 M1.00 INCH WINNEBAGO IL TRAINED SPOTTER
EAST STATE STREET AND MULFORD.
0820 AM HAIL BELVIDERE 42.25N 88.85W
06/19/2009 M1.00 INCH BOONE IL TRAINED SPOTTER
RELAYED TO NWS BY WREX-TV IN ROCKFORD. QUARTER SIZED HAIL
LASTED FOR 3 MINUTES.
0820 AM HAIL BELVIDERE 42.25N 88.85W
06/19/2009 M1.00 INCH BOONE IL TRAINED SPOTTER
0826 AM HAIL BELVIDERE 42.25N 88.85W
06/19/2009 M1.75 INCH BOONE IL TRAINED SPOTTER
FIFTH AVENUE AND SIXTH STREET.
0840 AM HAIL MARENGO 42.25N 88.60W
06/19/2009 M1.00 INCH MCHENRY IL TRAINED SPOTTER
AT 830, SEVERE THUNDERSTORM ROLLED IN WITH HEAVY RAIN AND
WIND AT FIRST. THEN AT 840 PEA TO GRADUALLY GOLFBALL SIZE
HAIL, LASTED 5 MINUTES IN DURATION. ALSO VERY HEAVY RAIN
WHICH CAUSED FLOODING IN PARKING LOTS AND DITCHES. HIGH
WINDS CAUSED LEAVES, SMALL BRANCHES MEDIUM SIZE BRANCHES
TO BE BLOWN OFF TREES.
0841 AM HAIL MARENGO 42.25N 88.60W
06/19/2009 M1.50 INCH MCHENRY IL EMERGENCY MNGR
REPORT RELAYED TO THE NWS BY DUPAGE EOC.
0843 AM HAIL MARENGO 42.25N 88.60W
06/19/2009 M0.88 INCH MCHENRY IL TRAINED SPOTTER
0857 AM FLOOD ROCKFORD 42.27N 89.06W
06/19/2009 WINNEBAGO IL TRAINED SPOTTER
9 INCHES OF WATER ON WOODRIDGE AND JAZELIN ROADS.
0900 AM HAIL BARRINGTON 42.15N 88.13W
06/19/2009 M0.75 INCH COOK IL TRAINED SPOTTER
0908 AM HAIL CRYSTAL LAKE 42.23N 88.33W
06/19/2009 M1.00 INCH MCHENRY IL TRAINED SPOTTER
AT ROUTE 176 AND ROUTE 14
0915 AM FUNNEL CLOUD 1 S LAKE IN THE HILLS 42.18N 88.32W
06/19/2009 MCHENRY IL TRAINED SPOTTER
FUNNEL CLOUD REPORTED NEAR LAKEWOOD AND ALGONQUIN RD.
0923 AM HAIL 5 NNE BARRINGTON 42.22N 88.09W
06/19/2009 M0.88 INCH LAKE IL TRAINED SPOTTER
REPORTED BY SPOTTERNETWORK.
0942 AM HAIL DEERFIELD 42.17N 87.85W
06/19/2009 M0.50 INCH LAKE IL AMATEUR RADIO
DEERFIELD ROAD AND US 41.
0946 AM HAIL BARRINGTON 42.15N 88.13W
06/19/2009 M1.00 INCH COOK IL TRAINED SPOTTER
ALSO MEASURED 50 MPH WIND GUST IN ADDITION TO HAIL.
0955 AM HEAVY RAIN 4 W HUNTLEY 42.17N 88.50W
06/19/2009 M1.38 INCH MCHENRY IL TRAINED SPOTTER
1.38 INCHES OF RAIN FELL IN 55 MINUTES. REPORTED BY
COCORAHS OBSERVER.
1000 AM HEAVY RAIN 1 E LINCOLNWOOD 42.01N 87.71W
06/19/2009 M1.78 INCH COOK IL TRAINED SPOTTER
IN THE PAST 80 MINUTES.
1007 AM FLOOD SCHAUMBURG 42.03N 88.08W
06/19/2009 COOK IL AMATEUR RADIO
MANY ROADS FLOODED.
1010 AM HAIL POLO 41.98N 89.58W
06/19/2009 M0.75 INCH OGLE IL CO-OP OBSERVER
1015 AM HAIL ROGERS PARK 42.01N 87.67W
06/19/2009 E0.75 INCH COOK IL TRAINED SPOTTER
ALBION ROAD AND CALIFORNIA ROAD
1015 AM TSTM WND DMG CHICAGO 41.88N 87.63W
06/19/2009 COOK IL TRAINED SPOTTER
NEAR OAKLEY,CLAIRMONT,AND DEVON STREETS. STORM DAMAGE
LOTS OF TREE DAMAGE. 72 MPH GUST AND STREET FLOODING.
1020 AM TSTM WND GST CHICAGO 41.88N 87.63W
06/19/2009 M72.00 MPH COOK IL TRAINED SPOTTER
DEVON AND WESTERN AVENUE.
1022 AM HAIL 4 SE EVANSTON 42.01N 87.64W
06/19/2009 M1.00 INCH LMZ741 IL NWS EMPLOYEE
QUARTER TO HALF DOLLAR SIZE HAIL.
1023 AM HAIL HANOVER PARK 41.98N 88.14W
06/19/2009 M0.88 INCH DUPAGE IL TRAINED SPOTTER
COUNTY FARM AND ARMY TRAIL ROAD.
1024 AM FLOOD CHICAGO 41.88N 87.63W
06/19/2009 COOK IL TRAINED SPOTTER
STREET FLOODING DEVON AND KEDSIE
1027 AM HEAVY RAIN PECATONICA 42.31N 89.36W
06/19/2009 U0.00 INCH WINNEBAGO IL TRAINED SPOTTER
STANDING WATER PECATONICA ROAD AND COMLY ROAD.
1027 AM HAIL ROGERS PARK 42.01N 87.67W
06/19/2009 M1.00 INCH COOK IL BROADCAST MEDIA
1030 AM TSTM WND DMG CHICAGO 41.88N 87.63W
06/19/2009 COOK IL NWS EMPLOYEE
UPROOTED TREE ON LAKESHORE DRIVE AND BRYNMAWR
1030 AM HEAVY RAIN 3 WNW DE KALB 41.95N 88.81W
06/19/2009 M0.94 INCH DEKALB IL TRAINED SPOTTER
BETWEEN 1000 AND 1030 AM.
1035 AM HEAVY RAIN ROCKFORD 42.27N 89.06W
06/19/2009 U0.00 INCH WINNEBAGO IL TRAINED SPOTTER
LIMITED VISIBILITY. BYPASS AND HUNTINGTON ROAD. BETWEEN
ROCKFORD AND PECATONICA.
1043 AM HEAVY RAIN ARLINGTON HEIGHTS 42.09N 87.98W
06/19/2009 M1.12 INCH COOK IL TRAINED SPOTTER
RAIN FROM 945 TO 1039 AM. WATER IS POOLING IN BACKYARDS.
1045 AM HEAVY RAIN CHICAGO 41.88N 87.63W
06/19/2009 U0.00 INCH COOK IL TRAINED SPOTTER
JEFFERSON PARK NEIGHBORHOOD, MILWAUKEE AND LAWRENCE
AVENUES. SIGNIFICANT STREET FLOODING AT ST. LOUIS AND
BRYN MAWR ON NE ILLINOIS UNIVERSITY CAMPUS RELAYED BY
NEIU POLICE.
1055 AM HEAVY RAIN 5 W WATSEKA 40.78N 87.83W
06/19/2009 M0.59 INCH IROQUOIS IL TRAINED SPOTTER
IN PAST 15 MINUTES.
1059 AM HAIL CHICAGO 41.88N 87.63W
06/19/2009 M1.00 INCH COOK IL PUBLIC
FELL FOR 3 TO 4 MINUTES. NEAR DELMON AND NARRAGANSETT
STREETS.
1100 AM TSTM WND GST 4 NE CHICAGO 41.92N 87.57W
06/19/2009 M40.00 MPH LMZ741 IL C-MAN STATION
1105 AM HEAVY RAIN POLO 41.98N 89.58W
06/19/2009 M1.03 INCH OGLE IL PUBLIC
IN THE LAST HOUR.
1105 AM HAIL 2 NW DE KALB 41.95N 88.78W
06/19/2009 M0.88 INCH DEKALB IL TRAINED SPOTTER
1105 AM HEAVY RAIN ROCKFORD 42.27N 89.06W
06/19/2009 M1.80 INCH WINNEBAGO IL TRAINED SPOTTER
FOOT OF STANDING WATER ACROSS ALPINE ROAD.
1115 AM HEAVY RAIN CHICAGO 41.88N 87.63W
06/19/2009 U0.00 INCH COOK IL NWS EMPLOYEE
HEAVY RAIN CAUSED ALGONQUIN ROAD FLOODING.
1115 AM HEAVY RAIN ROGERS PARK 42.01N 87.67W
06/19/2009 U0.00 INCH COOK IL NWS EMPLOYEE
HEAVY RAIN CAUSED BASEMENT FLOODING IN ROGERS PARK.
1130 AM HEAVY RAIN ELK GROVE VILLAGE 42.01N 87.99W
06/19/2009 E0.00 INCH COOK IL EMERGENCY MNGR
INTERSTATE 90, EXIT EAST BOUND. ARLINGTON ROAD BOTTOM
ROAD BARELY PASSABLE.
1130 AM HEAVY RAIN 3 SW EVANSTON 42.01N 87.73W
06/19/2009 M2.68 INCH COOK IL MESONET
1130 AM HAIL 2 NW GILBERTS 42.12N 88.39W
06/19/2009 M1.00 INCH KANE IL PUBLIC
NEAR INTERSTATE 90 AND MILE MARKER 48. NICKEL TO QUARTER
SIZE HAIL.
1134 AM HAIL HAMPSHIRE 42.10N 88.52W
06/19/2009 M0.88 INCH KANE IL TRAINED SPOTTER
1141 AM HEAVY RAIN HAMPSHIRE 42.10N 88.52W
06/19/2009 U0.00 INCH KANE IL TRAINED SPOTTER
INTERSTATE 90 AND US 20. WATER COVERS ROAD SHOULDER TO
SHOULDER ESTIMATED 5 INCHES UP TO TRUCK TIRE RIMS.
1145 AM FLASH FLOOD 6 SSE EVANSTON 41.97N 87.66W
06/19/2009 COOK IL BROADCAST MEDIA
FOSTER UNDERPASS ON LAKESHORE DR FLOODED AND CLOSED WITH
VAN SUBMERGED IN 3 FT OF WATER
1154 AM HEAVY RAIN HAMPSHIRE 42.10N 88.52W
06/19/2009 U0.00 INCH KANE IL EMERGENCY MNGR
IN HAMPSHIRE AT ROUTES 47 AND 20. THE NORTH SIDE OF ROUTE
47 IS FLOODED TO 6.5 INCHES AND IMPASSABLE. THE VIADUCT
JUST SOUTH OF IT IS ALSO COMPLETELY FLOODED.
1200 PM FLASH FLOOD ELGIN 42.04N 88.29W
06/19/2009 KANE IL C-MAN STATION
STREET FLOODING
1200 PM HEAVY RAIN ST. CHARLES 41.92N 88.30W
06/19/2009 M1.31 INCH KANE IL CO-OP OBSERVER
RAINFALL SO FAR TODAY.
1202 PM HEAVY RAIN HAMPSHIRE 42.10N 88.52W
06/19/2009 U0.00 INCH KANE IL EMERGENCY MNGR
IN PLATO CENTER ON ROUTE 47 NORTH OF PLATO ROAD THERE IS
6 TO 8 INCHES OF STANDING WATER MAKING 45 COMPLETELY
IMPASSABLE AT THIS POINT.
1204 PM HEAVY RAIN STREAMWOOD 42.02N 88.17W
06/19/2009 M1.00 INCH COOK IL TRAINED SPOTTER
LIGHTNING. THUNDER. HEAVY RAIN. 1 INCH OF RAIN IN AN
HOUR.
1207 PM HAIL WEST CHICAGO 41.89N 88.22W
06/19/2009 E0.75 INCH DUPAGE IL TRAINED SPOTTER
1210 PM HEAVY RAIN ELGIN 42.04N 88.29W
06/19/2009 M2.50 INCH KANE IL TRAINED SPOTTER
2.5 INCHES OF RAIN FROM SEPARATE THUNDERSTORM COMPLEXES
BETWEEN 9 AM AND NOON. SOME STREET AND RESIDENTIAL
FLOODING IN COOK COUNTY. IN ELGIN NEAR POPLAR CREEK.
1220 PM HAIL BLOOMINGDALE 41.95N 88.09W
06/19/2009 M1.00 INCH DUPAGE IL TRAINED SPOTTER
1228 PM HAIL ITASSCA 41.98N 88.02W
06/19/2009 M0.88 INCH DUPAGE IL TRAINED SPOTTER
1230 PM FLASH FLOOD ROLLING MEADOWS 42.08N 88.03W
06/19/2009 COOK IL TRAINED SPOTTER
6 INCHES OF FLOWING WATER ON ROADWAY NEAR GOLF ROAD AND
NEW WILKE ROAD.
1230 PM HEAVY RAIN 3 ESE DES PLAINES 42.01N 87.85W
06/19/2009 M3.87 INCH COOK IL MESONET
SINCE MIDNIGHT
1230 PM HEAVY RAIN 3 SW EVANSTON 42.01N 87.73W
06/19/2009 M3.48 INCH COOK IL MESONET
SINCE MIDNIGHT
1232 PM HAIL ITASCA 41.98N 88.02W
06/19/2009 M1.00 INCH DUPAGE IL TRAINED SPOTTER
1235 PM TSTM WND DMG CHICAGO 41.88N 87.63W
06/19/2009 COOK IL TRAINED SPOTTER
VERY LARGE TREE DOWN AT 6000 WEST DEVON. RELAYED BY CPD
UNIT 1622.
1240 PM HAIL DES PLAINES 42.03N 87.90W
06/19/2009 E1.00 INCH COOK IL PUBLIC
1240 PM HEAVY RAIN ELK GROVE VILLAGE 42.01N 87.99W
06/19/2009 M3.07 INCH COOK IL TRAINED SPOTTER
STREETS AND INTERSECTIONS FLOODED. RAIN CONTINUES TO COME
DOWN. THIS REPORT INCLUDES RAINFALL FROM 320 TO 610 AM
AND THE SECOND WAVE FROM 930 AM TO 1240 PM.
1245 PM TSTM WND DMG CHICAGO 41.88N 87.63W
06/19/2009 COOK IL TRAINED SPOTTER
AT BELMONT AND CUMBERLAND AVENUES. VERY LARGE TREE DOWN
BLOCKING CUMLBERLAND SOUTH BOUND LANES AT BELMONT AVENUE.
RELAYED BY CPD UNIT 1614.
0115 PM HEAVY RAIN BARTLETT 41.98N 88.21W
06/19/2009 U0.00 INCH DUPAGE IL TRAINED SPOTTER
AT 1215 PM THE INTERSECTION OF ILLINOIS ROUTE 59 AND WEST
BARTLETT ROAD WAS UNDER UP TO 10 INCHES OF WATER. AT 115
PM THE INTERSECTION CONTINUES TO BE UNDER 2 TO 3 INCHES
OF WATER WITH RUNOFF CONTINUING TO FLOW THROUGH
INTERSECTION.
0120 PM HEAVY RAIN NE BLOOMINGDALE 41.95N 88.09W
06/19/2009 M2.30 INCH DUPAGE IL TRAINED SPOTTER
2.30 INCHES OF RAIN HAS FALLEN SINCE 800 AM.
0139 PM HEAVY RAIN CRYSTAL LAKE 42.23N 88.33W
06/19/2009 M0.91 INCH MCHENRY IL PUBLIC
SINCE 7 AM.
&&
SUMMARY OF STORM REPORTS FOR MORNING CONVECTION ACROSS THE CHICAGO
AREA. ADDITIONAL STORM REPORTS ARE POSSIBLE WITH LATER CONVECTION.
BOXELLLocal storm report, Jun 19, 3:13 PM CDT, 2 hours 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
313 PM CDT FRI JUN 19 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1200 PM HAIL BENSENVILLE 41.96N 87.94W
06/19/2009 M1.25 INCH DUPAGE IL PUBLIC
DELAYED REPORT.
&&
BOXELLLocal storm report, Jun 19, 3:23 PM CDT, 2 hours 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
323 PM CDT FRI JUN 19 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0303 PM HEAVY RAIN 2 WSW ELK GROVE VILLAGE 41.99N 88.03W
06/19/2009 M3.03 INCH DUPAGE IL PUBLIC
SOME STREET FLOODING ALSO REPORTED.
&&
BOXELLLocal storm report, Jun 19, 5:18 PM CDT, 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
518 PM CDT FRI JUN 19 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0517 PM TSTM WND GST AMBOY 41.72N 89.33W
06/19/2009 E50 MPH LEE IL TRAINED SPOTTER
ALSO PEA SIZED HAIL.
&&
BOXELLThe office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 1:13 AM CDT | Special Marine Warning | LOT | 2 hr | |
| Jun 19, 1:27 AM CDT | Severe Thunderstorm Warning | LOT | Boone, Lake, McHenry, Winnebago | 63 min |
| Jun 19, 2:02 AM CDT | Special Marine Warning | LOT | 118 min | |
| Jun 19, 4:42 AM CDT | Special Marine Warning | LOT | 77 min | |
| Jun 19, 4:48 AM CDT | Severe Thunderstorm Warning | LOT | Cook, Lake | 24 min |
| Jun 19, 7:49 AM CDT | Severe Thunderstorm Warning | LOT | Boone, McHenry, Winnebago | 45 min |
| Jun 19, 8:01 AM CDT | Special Marine Warning | LOT | 89 min | |
| Jun 19, 8:31 AM CDT | Severe Thunderstorm Warning | LOT | Boone, McHenry | 47 min |
| Jun 19, 8:55 AM CDT | Tornado Warning | LOT | Kane, McHenry | 22 min |
| Jun 19, 9:17 AM CDT | Flash Flood Warning | LOT | Boone, DeKalb, Kane, McHenry, Ogle, Winnebago | 4 hr |
| Jun 19, 9:31 AM CDT | Special Marine Warning | LOT | 119 min | |
| Jun 19, 9:35 AM CDT | Severe Thunderstorm Warning | LOT | Boone, Ogle, Winnebago | 70 min |
| Jun 19, 9:46 AM CDT | Severe Thunderstorm Warning | LOT | Cook, Lake | 29 min |
| Jun 19, 10:01 AM CDT | Severe Thunderstorm Warning | LOT | DuPage, Kane | 42 min |
| Jun 19, 10:03 AM CDT | Flash Flood Warning | LOT | Cook, DuPage, Lake | 4 hr |
| Jun 19, 10:04 AM CDT | River Flood Warning | LOT | Lake | 9 days |
| Jun 19, 10:10 AM CDT | River Flood Advisory | LOT | Cook | 2 hr |
| Jun 19, 10:12 AM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Lee, Ogle | 63 min |
| Jun 19, 10:28 AM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage | 47 min |
| Jun 19, 10:57 AM CDT | Special Marine Warning | LOT | 115 min | |
| Jun 19, 11:07 AM CDT | Severe Thunderstorm Warning | LOT | Cook, Kane, Lake, McHenry | 53 min |
| Jun 19, 11:23 AM CDT | Severe Thunderstorm Warning | LOT | Cook, DeKalb, DuPage, Kane | 67 min |
| Jun 19, 11:29 AM CDT | Special Marine Warning | LOT | 80 min | |
| Jun 19, 12:25 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage | 50 min |
| Jun 19, 12:27 PM CDT | River Flood Warning | LOT | Cook | 8 days |
| Jun 19, 1:08 PM CDT | Flash Flood Watch | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 8 hr |
| Jun 19, 2:13 PM CDT | River Flood Warning | LOT | Cook | 53 hr |
| Jun 19, 2:41 PM CDT | Special Marine Warning | LOT | 53 min | |
| Jun 19, 4:35 PM CDT | River Flood Advisory | LOT | Boone | 4 days |
| Jun 19, 5:36 PM CDT | Flash Flood Warning | LOT | Boone, DeKalb, Lee, Ogle, Winnebago | 6 hr |
| Jun 19, 5:49 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Ford, Grundy, Kane, Kendall, LaSalle and 2 more | 41 min |
| Jun 19, 6:00 PM CDT | Flash Flood Warning | LOT | Cook, DuPage, Kane, Lake, McHenry | 6 hr |
| Jun 19, 6:00 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois, Livingston | 32 min |
| Jun 19, 6:03 PM CDT | Special Marine Warning | LOT | 87 min | |
| Jun 19, 6:05 PM CDT | Severe Thunderstorm Warning | LOT | Lake | 55 min |
| Jun 19, 6:12 PM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Lee, Ogle, Winnebago | 63 min |
| Jun 19, 6:16 PM CDT | Tornado Warning | LOT | Ford, Iroquois | 35 min |
| Jun 19, 6:23 PM CDT | Special Marine Warning | LOT | 112 min | |
| Jun 19, 6:23 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DeKalb, DuPage, Ford, Grundy, Iroquois and 7 more | 52 min |
| Jun 19, 6:28 PM CDT | Severe Thunderstorm Warning | LOT | Boone, Lake, McHenry | 29 min |
| Jun 19, 6:38 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Grundy, Kendall, LaSalle, Lee, Livingston | 67 min |
| Jun 19, 6:56 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Iroquois, Kankakee, Will | 94 min |
| Jun 19, 6:56 PM CDT | Severe Thunderstorm Warning | LOT | Boone, Cook, DeKalb, DuPage, Kane, Lake and 1 more | 43 min |
Nearby
Tornado Warnings in Illinois, 2009Every tornado warning in 2009Tornadoes in 2009
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.