Alert archive / Illinois / Blizzard Warnings in 2007
Blizzard Warning 1, NWS Chicago, IL
NWS Chicago, IL issued this blizzard warning at Feb 13, 2007, 5:24 AM EST for Benton County, Jasper County, Newton County, Indiana; 4 counties in Illinois. It was in force for 21 hr. 25 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Feb 13, 2007, 5:24 AM EST (10:24 UTC)
- Expired
- Feb 14, 2007, 2:06 AM EST
- In force
- 21 hr
- Issued by
- NWS Chicago, IL
Counties Ford County, IL, Iroquois County, IL, Kankakee County, IL, Livingston County, IL, Benton County, IN, Jasper County, IN, Newton County, IN
The radar
The Chicago radar (KLOT), 88 km from the middle of the area, began a volume at 10:27 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 |
|---|---|---|---|
| Feb 13, 7:00 AM EST | SNOW 2.5 | Remington, IN | |
| Feb 13, 7:11 AM EST | SNOW 1.5 | Kankakee, IL | |
| Feb 13, 7:11 AM EST | SNOW 3.8 | Herscher, IL | |
| Feb 13, 7:11 AM EST | SNOW 4.1 | Iroquois, IL | |
| Feb 13, 8:00 AM EST | SNOW 1.4 | Kankakee, IL | |
| Feb 13, 8:00 AM EST | SNOW 1.5 | Sse Bourbonnais, IL | COCORAHS REPORT |
| Feb 13, 8:00 AM EST | SNOW 1.7 | Bourbonnais, IL | |
| Feb 13, 8:00 AM EST | SNOW 2 | Chatsworth, IL | |
| Feb 13, 8:00 AM EST | SNOW 2 | Dwight, IL | |
| Feb 13, 8:00 AM EST | SNOW 2 | Watseka, IL | |
| Feb 13, 8:00 AM EST | SNOW 2 | Wheaton, IN | |
| Feb 13, 8:00 AM EST | SNOW 2.5 | Fairbury, IL | |
| Feb 13, 8:00 AM EST | SNOW 2.5 | St. Anne, IL | |
| Feb 13, 8:25 AM EST | SNOW 3.5 | Ene Bourbonnais, IL | COCORAHS REPORT |
| Feb 13, 9:11 AM EST | SNOW 3 | Paxton, IL | |
| Feb 13, 12:14 PM EST | SNOW 0 | Lake Village, IN | THE SNOW PLOWS CANNOT KEEP UP WITH THE BLOWING AND DRIFTING SNOW ON THE ROADS IN NEWTON COUNTY DUE TO THE WINTRY CONDITIONS SO ARE TAKING THE PLOWS OF THE ROADS. |
| Feb 13, 12:51 PM EST | SNOW 3.5 | Bonfield, IL | 3.5 INCHES OF SNOW SINCE 7AM. VISIBILITY LESS THAN ONE QUARTER OF A MILE. |
| Feb 13, 1:00 PM EST | SNOW 2 | Kankakee, IL | 2 INCHES OF NEW SNOWFALL OVER THE PAST 3 HOURS. STORM TOTAL IS 5.2. |
| Feb 13, 2:51 PM EST | SNOW 0 | Bonfield, IL | 7 INCHES STORM TOTAL AS OF 130PM. |
| Feb 13, 3:00 PM EST | BLIZZARD | Pontiac, IL | PONTIAC ISP6. VISIBILITY IS LESS THAN ONE QUARTER OF A MILE. VEHICLES ARE STRANDED AND IN DITCHES. INTERMITTENT HIGHWAY CLOSURES. |
| Feb 13, 3:39 PM EST | SNOW 2 | Kankakee, IL | 2 MORE INCHES OF SNOW SINCE 12PM. CONSIDERABLE BLOWING AND DRIFTING SNOW WITH VISIBILITIES UNDER ONE QUARTER OF A MILE. STORM TOTAL 7.2 INCHES. |
| Feb 13, 3:39 PM EST | BLIZZARD | Ashkum, IL | IROQUIOS COUNTY ISP21. VISIBILITY HALF A BLOCK. EXTENSIVE BLOWING AND DRIFTING SNOW. ESTIMATED 8 INCHES. |
| Feb 13, 4:00 PM EST | SNOW 8 | Rensselaer, IN | STORM TOTAL 8 INCHES. ONE QUARTER MILE VISIBILITY. |
| Feb 13, 7:04 PM EST | SNOW 9 | Bonfield, IL | STORM TOTAL 9 INCHES. 30 TO 35 MPH WINDS. 4 TO 6 FEET DRIFTS IN OPEN AND RURAL AREAS. |
| Feb 13, 8:52 PM EST | SNOW 10 | Gibson City, IL | ESTIMATED 10 INCHES HAS FALLEN SINCE MIDNIGHT. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 10.4 hours before the alert went out and 106 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1018 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 128 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS43 KLOT 131024 WSWLOT URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 424 AM CST TUE FEB 13 2007 ...A DANGEROUS WINTER STORM WILL AFFECT THE AREA TODAY AND TONIGHT... .A SIGNIFICANT WINTER STORM WILL CONTINUE TO TAKE SHAPE ACROSS THE PLAINS AND MIDDLE MISSISSIPPI RIVER VALLEY TODAY. SNOW ACROSS NORTHERN ILLINOIS AND NORTHWEST INDIANA WILL INCREASE IN INTENSITY THROUGH THE MORNING HOURS. THE HEAVIEST SNOWFALL AMOUNTS WILL OCCUR SOUTH OF INTERSTATE 80. THE SNOW WILL TAPER OFF TO LIGHT SNOW THIS EVENING. IN ADDITION TO THE SNOW...STRONG NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL RESULT IN WIDESPREAD BLOWING AND DRIFTING SNOW MAKING TRAVEL EXTREMELY DANGEROUS. ILZ023-032-033-039-INZ010-011-019-131830- /O.CAN.KLOT.WS.W.0002.000000T0000Z-070214T0600Z/ /O.NEW.KLOT.BZ.W.0001.070213T1024Z-070214T0600Z/ KANKAKEE-LIVINGSTON-IROQUOIS-FORD-NEWTON-JASPER-BENTON- INCLUDING THE CITIES OF...KANKAKEE...BOURBONNAIS...BRADLEY... PONTIAC...DWIGHT...FAIRBURY...WATSEKA...GILMAN...ONARGA... PAXTON...KENTLAND...MOROCCO...GOODLAND...BROOK...RENSSELAER... DE MOTTE...FOWLER...OXFORD...BOSWELL 424 AM CST TUE FEB 13 2007 /524 AM EST TUE FEB 13 2007/ ...WINTER STORM WARNING IS CANCELLED... ...BLIZZARD WARNING IN EFFECT UNTIL MIDNIGHT CST /1 AM EST/ TONIGHT... THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT UNTIL MIDNIGHT CST /1 AM EST/ TONIGHT. THE WINTER STORM WARNING HAS BEEN CANCELLED. SNOW WILL BECOME HEAVY ACROSS THE AREA THIS MORNING...WITH 6 TO 10 INCHES OF SNOW ACCUMULATION POSSIBLE BY LATE THIS AFTERNOON. THE SNOW IS EXPECTED TO DIMINISH IN INTENSITY THIS EVENING...WITH AN ADDITIONAL 1 TO 2 INCHES OF SNOW ACCUMULATION...BRINGING THE STORM TOTAL SNOWFALL AMOUNTS OF 8 TO 12 INCHES. IN ADDITION TO THE SNOW...NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH THIS MORNING WITH GUSTS TO 40 MPH POSSIBLE LEADING TO BLOWING AND DRIFTING SNOW. THE COMBINATION OF THE SNOW AND BLOWING SNOW WILL PRODUCE WHITEOUT CONDITIONS ACROSS MANY AREAS TODAY INTO THIS EVENING MAKING FOR VERY DANGEROUS TRAVEL CONDITIONS. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ ILZ010>014-019>022-INZ001-002-131830- /O.CON.KLOT.WS.W.0002.000000T0000Z-070214T0600Z/ LEE-DE KALB-KANE-DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-LAKE- PORTER- INCLUDING THE CITIES OF...DIXON...SYCAMORE...SANDWICH...GENOA... AURORA...ELGIN...NAPERVILLE...WHEATON...DOWNERS GROVE... ELMHURST...LOMBARD...CAROL STREAM...HANOVER PARK...CHICAGO... OTTAWA...STREATOR...PERU...LA SALLE...MENDOTA...MARSEILLES... OSWEGO...BOULDER HILL...YORKVILLE...PLANO...MORRIS...COAL CITY... JOLIET...BOLINGBROOK...GARY...HAMMOND...EAST CHICAGO... MERRILLVILLE...PORTAGE...VALPARAISO...CHESTERTON 424 AM CST TUE FEB 13 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... SNOW WILL CONTINUE TO INTENSIFY ACROSS THE AREA THIS MORNING. SNOWFALL ACCUMULATIONS OF 3 TO 7 INCHES ARE POSSIBLE ACROSS THE AREA TODAY...WITH THE GREATER SNOWFALL ACCUMULATIONS CLOSER TO INTERSTATE 80...WITH THE LESSER AMOUNTS TO THE NORTH OF INTERSTATE 88 IN NORTHERN ILLINOIS. THE SNOW WILL DECREASE IN INTENSITY BY LATE THIS AFTERNOON...WITH AN ADDITIONAL 1 TO 2 INCHES OF SNOW ACCUMULATION TONIGHT. IN ADDITION TO THE SNOW...NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH WITH HIGHER GUSTS PRODUCING BLOWING AND DRIFTING SNOW AND DANGEROUS TRAVEL CONDITIONS. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. STAY INDOORS AND AVOID TRAVEL IF POSSIBLE. $$ ILZ003>006-008-131830- /O.CON.KLOT.SB.Y.0001.000000T0000Z-070214T0600Z/ WINNEBAGO-BOONE-MCHENRY-LAKE-OGLE- INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...CRYSTAL LAKE... ALGONQUIN...LAKE IN THE HILLS...MCHENRY...WOODSTOCK...CARY... WAUKEGAN...BUFFALO GROVE...NORTH CHICAGO...HIGHLAND PARK... MUNDELEIN...GURNEE...ROUND LAKE BEACH...ROCHELLE...OREGON... MOUNT MORRIS...BYRON...POLO 424 AM CST TUE FEB 13 2007 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... SNOW WILL CONTINUE ACROSS THE AREA TODAY...WITH SNOW ACCUMULATIONS OF 1 TO 3 INCHES EXPECTED. IN ADDITION TO THE SNOW...NORTHEAST WINDS OF 20 TO 30 MPH WITH HIGHER GUSTS WILL PRODUCE BLOWING AND DRIFTING SNOW MAKING FOR DANGEROUS TRAVEL CONDITIONS TODAY. LIGHT SNOW WILL LINGER INTO THIS EVENING...WITH AN ADDITIONAL INCH OF SNOW ACCUMULATION POSSIBLE ESPECIALLY ACROSS FAR NORTHEAST ILLINOIS. BLOWING AND DRIFTING SNOW WILL STILL PRODUCE HAZARDOUS TRAVEL CONDITIONS. TONIGHT. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$
6 follow-up statements
000 WWUS43 KLOT 131237 WSWLOT URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 637 AM CST TUE FEB 13 2007 ...A DANGEROUS WINTER STORM WILL AFFECT THE AREA TODAY AND TONIGHT... .A SIGNIFICANT WINTER STORM WILL CONTINUE TO TAKE SHAPE ACROSS THE PLAINS AND MIDDLE MISSISSIPPI RIVER VALLEY TODAY. SNOW ACROSS NORTHERN ILLINOIS AND NORTHWEST INDIANA WILL INCREASE IN INTENSITY THROUGH THE MORNING HOURS. THE HEAVIEST SNOWFALL AMOUNTS WILL OCCUR SOUTH OF INTERSTATE 80. THE SNOW WILL TAPER OFF TO LIGHT SNOW THIS EVENING. IN ADDITION TO THE SNOW...STRONG NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL RESULT IN WIDESPREAD BLOWING AND DRIFTING SNOW MAKING TRAVEL EXTREMELY DANGEROUS. ILZ023-032-033-039-INZ010-011-019-132045- /O.CON.KLOT.BZ.W.0001.000000T0000Z-070214T0600Z/ KANKAKEE-LIVINGSTON-IROQUOIS-FORD-NEWTON-JASPER-BENTON- INCLUDING THE CITIES OF...KANKAKEE...BOURBONNAIS...BRADLEY... PONTIAC...DWIGHT...FAIRBURY...WATSEKA...GILMAN...ONARGA... PAXTON...KENTLAND...MOROCCO...GOODLAND...BROOK...RENSSELAER... DE MOTTE...FOWLER...OXFORD...BOSWELL 637 AM CST TUE FEB 13 2007 /737 AM EST TUE FEB 13 2007/ ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST /1 AM EST/ TONIGHT... SNOW WILL BECOME HEAVY ACROSS THE AREA THIS MORNING...WITH 6 TO 10 INCHES OF SNOW ACCUMULATION POSSIBLE BY LATE THIS AFTERNOON. THE SNOW IS EXPECTED TO DIMINISH IN INTENSITY THIS EVENING...WITH AN ADDITIONAL 1 TO 2 INCHES OF SNOW ACCUMULATION...BRINGING THE STORM TOTAL SNOWFALL AMOUNTS OF 8 TO 12 INCHES. IN ADDITION TO THE SNOW...NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH THIS MORNING WITH GUSTS TO 40 MPH POSSIBLE LEADING TO BLOWING AND DRIFTING SNOW. THE COMBINATION OF THE SNOW AND BLOWING SNOW WILL PRODUCE WHITEOUT CONDITIONS ACROSS MANY AREAS TODAY INTO THIS EVENING MAKING FOR VERY DANGEROUS TRAVEL CONDITIONS. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ ILZ010>014-019>022-INZ001-002-132045- /O.CON.KLOT.WS.W.0002.000000T0000Z-070214T0600Z/ LEE-DE KALB-KANE-DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-LAKE- PORTER- INCLUDING THE CITIES OF...DIXON...SYCAMORE...SANDWICH...GENOA... AURORA...ELGIN...NAPERVILLE...WHEATON...DOWNERS GROVE... ELMHURST...LOMBARD...CAROL STREAM...HANOVER PARK...CHICAGO... OTTAWA...STREATOR...PERU...LA SALLE...MENDOTA...MARSEILLES... OSWEGO...BOULDER HILL...YORKVILLE...PLANO...MORRIS...COAL CITY... JOLIET...BOLINGBROOK...GARY...HAMMOND...EAST CHICAGO... MERRILLVILLE...PORTAGE...VALPARAISO...CHESTERTON 637 AM CST TUE FEB 13 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... SNOW WILL CONTINUE TO INTENSIFY ACROSS THE AREA THIS MORNING. SNOWFALL ACCUMULATIONS OF 4 TO 7 INCHES ARE POSSIBLE ACROSS THE AREA TODAY...WITH THE GREATER SNOWFALL ACCUMULATIONS CLOSER TO INTERSTATE 80...WITH THE LESSER AMOUNTS TO THE NORTH OF INTERSTATE 88 IN NORTHERN ILLINOIS. THE SNOW WILL DECREASE IN INTENSITY BY LATE THIS AFTERNOON...WITH AN ADDITIONAL 1 TO 2 INCHES OF SNOW ACCUMULATION TONIGHT. IN ADDITION TO THE SNOW...NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH WITH HIGHER GUSTS PRODUCING BLOWING AND DRIFTING SNOW AND DANGEROUS TRAVEL CONDITIONS. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. STAY INDOORS AND AVOID TRAVEL IF POSSIBLE. $$ ILZ003>006-008-132045- /O.CON.KLOT.SB.Y.0001.000000T0000Z-070214T0600Z/ WINNEBAGO-BOONE-MCHENRY-LAKE-OGLE- INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...CRYSTAL LAKE... ALGONQUIN...LAKE IN THE HILLS...MCHENRY...WOODSTOCK...CARY... WAUKEGAN...BUFFALO GROVE...NORTH CHICAGO...HIGHLAND PARK... MUNDELEIN...GURNEE...ROUND LAKE BEACH...ROCHELLE...OREGON... MOUNT MORRIS...BYRON...POLO 637 AM CST TUE FEB 13 2007 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... SNOW WILL CONTINUE ACROSS THE AREA TODAY...WITH SNOW ACCUMULATIONS OF 2 TO 4 INCHES EXPECTED BY LATE AFTERNOON. IN ADDITION TO THE SNOW...NORTHEAST WINDS OF 20 TO 30 MPH WITH HIGHER GUSTS WILL PRODUCE BLOWING AND DRIFTING SNOW MAKING FOR DANGEROUS TRAVEL CONDITIONS TODAY. LIGHT SNOW WILL LINGER INTO THIS EVENING...WITH AN ADDITIONAL INCH OF SNOW ACCUMULATION POSSIBLE. BLOWING AND DRIFTING SNOW WILL CONTINUE TO PRODUCE HAZARDOUS TRAVEL CONDITIONS. TONIGHT. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$
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
000 WWUS43 KLOT 132152 WSWLOT URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 352 PM CST TUE FEB 13 2007 ...DANGEROUS WINTER STORM IMPACTING THE REGION THROUGH TONIGHT... .A SIGNIFICANT WINTER STORM OVER THE OHIO VALLEY WILL CONTINUE TO BRING SNOW AND BLOWING SNOW TO NORTHERN ILLINOIS AND NORTHWEST INDIANA THIS EVENING. SNOW AND STRONG NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL RESULT IN WIDESPREAD BLOWING AND DRIFTING SNOW...MAKING TRAVEL EXTREMELY DANGEROUS. THE SNOW WILL TAPER OFF LATE TONIGHT...THOUGH BLOWING SNOW IS EXPECTED TO CONTINUE UNTIL EARLY WEDNESDAY MORNING. ILZ023-032-033-039-INZ010-011-019-140600- /O.CON.KLOT.BZ.W.0001.000000T0000Z-070214T0600Z/ KANKAKEE-LIVINGSTON-IROQUOIS-FORD-NEWTON-JASPER-BENTON- INCLUDING THE CITIES OF...KANKAKEE...BOURBONNAIS...BRADLEY... PONTIAC...DWIGHT...FAIRBURY...WATSEKA...GILMAN...ONARGA... PAXTON...KENTLAND...MOROCCO...GOODLAND...BROOK...RENSSELAER... DE MOTTE...FOWLER...OXFORD...BOSWELL 352 PM CST TUE FEB 13 2007 /452 PM EST TUE FEB 13 2007/ ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST /1 AM EST/ TONIGHT... SNOW...HEAVY AT TIMES...WILL CONTINUE THROUGH THIS EVENING. REPORTS INDICATED 6 TO 8 INCHES OF SNOW HAD FALLEN ACROSS THE AREA AS OF LATE THIS AFTERNOON. AN ADDITIONAL 2 TO 4 INCHES OF SNOW IS EXPECTED THIS EVENING...RESULTING IN STORM TOTAL SNOWFALL OF 8 TO 12 INCHES. THE SNOW COMBINED WITH NORTHEAST WINDS OF 20 TO 30 MPH AND GUSTS TO 40 MPH...WILL REDUCE VISIBILITY TO NEAR ZERO AT TIMES. BLOWING AND DRIFTING SNOW WILL CONTINUE TO PRODUCE HAZARDOUS TRAVEL CONDITIONS THROUGH EARLY WEDNESDAY MORNING. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ ILZ010>014-019>022-INZ001-002-140600- /O.CON.KLOT.WS.W.0002.000000T0000Z-070214T0600Z/ LEE-DE KALB-KANE-DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-LAKE- PORTER- INCLUDING THE CITIES OF...DIXON...SYCAMORE...SANDWICH...GENOA... AURORA...ELGIN...NAPERVILLE...WHEATON...DOWNERS GROVE... ELMHURST...LOMBARD...CAROL STREAM...HANOVER PARK...CHICAGO... OTTAWA...STREATOR...PERU...LA SALLE...MENDOTA...MARSEILLES... OSWEGO...BOULDER HILL...YORKVILLE...PLANO...MORRIS...COAL CITY... JOLIET...BOLINGBROOK...GARY...HAMMOND...EAST CHICAGO... MERRILLVILLE...PORTAGE...VALPARAISO...CHESTERTON 352 PM CST TUE FEB 13 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... SNOW WILL CONTINUE THROUGH THIS EVENING...DECREASING IN INTENSITY LATE TONIGHT AT MOST LOCATIONS. HOWEVER...ALONG THE ILLINOIS SHORE OF LAKE MICHIGAN...LAKE EFFECT SNOW SHOWERS WILL CONTINUE THROUGH THE NIGHT. REPORTS INDICATED 3 TO 6 INCHES OF SNOW HAD FALLEN ACROSS THE AREA AS OF LATE THIS AFTERNOON. AN ADDITIONAL 1 TO 3 INCHES OF SNOW IS EXPECTED THIS EVENING...RESULTING IN STORM TOTAL SNOWFALL OF 4 TO 8 INCHES...WITH LOCALLY HIGHER AMOUNTS NEAR LAKE MICHIGAN. THE SNOW COMBINED WITH NORTHEAST WINDS OF 20 TO 30 MPH AND HIGHER GUSTS WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING SNOW AND DANGEROUS TRAVEL CONDITIONS... ESPECIALLY IN OPEN AND RURAL AREAS...THROUGH EARLY WEDNESDAY MORNING. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. STAY INDOORS AND AVOID TRAVEL IF POSSIBLE. $$ ILZ003>006-008-140600- /O.CON.KLOT.SB.Y.0001.000000T0000Z-070214T0600Z/ WINNEBAGO-BOONE-MCHENRY-LAKE-OGLE- INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...CRYSTAL LAKE... ALGONQUIN...LAKE IN THE HILLS...MCHENRY...WOODSTOCK...CARY... WAUKEGAN...BUFFALO GROVE...NORTH CHICAGO...HIGHLAND PARK... MUNDELEIN...GURNEE...ROUND LAKE BEACH...ROCHELLE...OREGON... MOUNT MORRIS...BYRON...POLO 352 PM CST TUE FEB 13 2007 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... SNOW CONTINUING ACROSS THE AREA WILL TAPER TO FLURRIES BY LATE EVENING IN MOST LOCATIONS...THOUGH LAKE EFFECT SNOW SHOWERS WILL CONTINUE THROUGH THE NIGHT OVER LAKE COUNTY. SNOWFALL AMOUNTS OF 2 TO 4 INCHES HAVE BEEN REPORTED AS OF LATE AFTERNOON. AN ADDITIONAL 1 TO 2 INCHES OF SNOW IS EXPECTED...RESULTING IN STORM TOTAL SNOWFALL OF 3 TO 6 INCHES. IN ADDITION TO THE SNOW... NORTHEAST WINDS OF 20 TO 30 MPH ALONG WITH HIGHER GUSTS WILL PRODUCE CONSIDERABLE CONSIDERABLE BLOWING AND DRIFTING SNOW AND DANGEROUS TRAVEL CONDITIONS...ESPECIALLY IN OPEN AND RURAL AREAS...THROUGH EARLY WEDNESDAY MORNING. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ HANDEL
000 WWUS43 KLOT 140236 WSWLOT URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 836 PM CST TUE FEB 13 2007 ...LAKE EFFECT SNOW AFFECTING NORTHEAST ILLINOIS AND NORTHWEST INDIANA... .A SIGNIFICANT WINTER STORM OVER THE OHIO VALLEY WILL MOVE EAST TONIGHT. NORTHEAST WINDS BLOWING COLDER AIR OVER THE WARMER WATERS OF LAKE MICHIGAN...WILL PRODUCE LAKE EFFECT SNOW ACROSS NORTHEAST ILLINOIS THROUGH RUSH HOUR WEDNESDAY MORNING. THIS LAKE EFFECT SNOW WILL SHIFT EAST INTO NORTHWEST INDIANA LATE WEDNESDAY MORNING. ILZ006-141045- /O.UPG.KLOT.SB.Y.0001.000000T0000Z-070214T0600Z/ /O.EXB.KLOT.WS.W.0002.000000T0000Z-070214T1500Z/ LAKE- INCLUDING THE CITIES OF...WAUKEGAN...BUFFALO GROVE... NORTH CHICAGO...HIGHLAND PARK...MUNDELEIN...GURNEE... ROUND LAKE BEACH 836 PM CST TUE FEB 13 2007 ...WINTER STORM WARNING IN EFFECT UNTIL 9 AM CST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT UNTIL 9 AM CST WEDNESDAY. THE SNOW AND BLOWING SNOW ADVISORY IS NO LONGER IN EFFECT. LAKE EFFECT SNOW WILL CONTINUE ACROSS NORTHEAST ILLINOIS THROUGH WEDNESDAY MORNING. AN ADDITIONAL 2 TO 4 INCHES OF NEW SNOW IS POSSIBLE ACROSS LAKE COUNTY WITH THE HIGHEST AMOUNTS NEAR LAKE MICHIGAN. STORM TOTAL SNOWFALL ACCUMULATIONS BY LATE WEDNESDAY MORNING OF 8 TO 12 INCHES ARE POSSIBLE. THE LAKE EFFECT SNOW BANDS WILL PRODUCE MODERATE TO HEAVY SNOW OVER SMALL AREAS THROUGH THE NIGHT. SNOWFALL RATES UP TO 1 INCH PER HOUR ARE POSSIBLE WITH THE HEAVIEST BANDS. IN ADDITION TO THE NEW SNOW...NORTH WINDS OF 20 TO 30 MPH WILL CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW. TRAVEL IS DISCOURAGED TONIGHT. IF YOU MUST TRAVEL...LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. STAY INDOORS AND AVOID TRAVEL IF POSSIBLE. $$ ILZ013-014-022-141045- /O.EXT.KLOT.WS.W.0002.000000T0000Z-070214T1500Z/ DUPAGE-COOK-WILL- INCLUDING THE CITIES OF...NAPERVILLE...WHEATON...DOWNERS GROVE... ELMHURST...LOMBARD...CAROL STREAM...HANOVER PARK...CHICAGO... JOLIET...BOLINGBROOK 836 PM CST TUE FEB 13 2007 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 9 AM CST WEDNESDAY... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 9 AM CST WEDNESDAY. LAKE EFFECT SNOW WILL CONTINUE ACROSS NORTHEAST ILLINOIS THROUGH WEDNESDAY MORNING. AN ADDITIONAL 1 TO 2 INCHES OF SNOW IS POSSIBLE ACROSS WESTERN WILL AND WESTERN DUPAGE COUNTIES...TO AS MUCH AS 3 TO 5 INCHES OF NEW SNOW ACCUMULATION ACROSS EASTERN COOK COUNTY. STORM TOTAL SNOWFALL ACCUMULATIONS BY LATE WEDNESDAY MORNING OF 8 TO 12 INCHES ARE POSSIBLE. THE LAKE EFFECT SNOW BANDS WILL PRODUCE MODERATE TO HEAVY SNOW OVER SMALL AREAS THROUGH THE NIGHT. SNOWFALL RATES UP TO 1 INCH PER HOUR ARE POSSIBLE WITH THE HEAVIEST BANDS. IN ADDITION TO THE NEW SNOW...NORTH WINDS OF 20 TO 30 MPH WILL CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW. TRAVEL IS DISCOURAGED TONIGHT. IF YOU MUST TRAVEL...LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. STAY INDOORS AND AVOID TRAVEL IF POSSIBLE. $$ INZ001-002-141045- /O.EXT.KLOT.WS.W.0002.000000T0000Z-070215T0000Z/ LAKE-PORTER- INCLUDING THE CITIES OF...GARY...HAMMOND...EAST CHICAGO... MERRILLVILLE...PORTAGE...VALPARAISO...CHESTERTON 836 PM CST TUE FEB 13 2007 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 6 PM CST WEDNESDAY... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 6 PM CST WEDNESDAY. MODERATE SNOW WILL TAPER OFF TO LIGHT SNOW AND FLURRIES OVERNIGHT. AN ADDITIONAL 1 TO 3 INCHES OF SNOW IS POSSIBLE THROUGH EARLY WEDNESDAY MORNING. HOWEVER...LAKE EFFECT SNOW ACROSS NORTHEAST ILLINOIS...WILL SHIFT EAST ACROSS NORTHWEST INDIANA WEDNESDAY MORNING. THE LAKE EFFECT SNOW MAY BECOME HEAVY AT TIMES WEDNESDAY...WITH AN ADDITIONAL 4 TO 6 INCHES OF SNOW POSSIBLE. STORM TOTAL SNOWFALL BY THE TIME THE LAKE EFFECT SNOW ENDS WEDNESDAY EVENING...MAY REACH 10 TO 14 INCHES IN SOME AREAS...ESPECIALLY NEAR LAKE MICHIGAN. IN ADDITION TO THE NEW SNOW...NORTH WINDS OF 20 TO 30 MPH WILL CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW. TRAVEL IS DISCOURAGED TONIGHT. IF YOU MUST TRAVEL...LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. STAY INDOORS AND AVOID TRAVEL IF POSSIBLE. $$ ILZ023-032-033-039-INZ010-011-019-140600- /O.CON.KLOT.BZ.W.0001.000000T0000Z-070214T0600Z/ KANKAKEE-LIVINGSTON-IROQUOIS-FORD-NEWTON-JASPER-BENTON- INCLUDING THE CITIES OF...KANKAKEE...BOURBONNAIS...BRADLEY... PONTIAC...DWIGHT...FAIRBURY...WATSEKA...GILMAN...ONARGA... PAXTON...KENTLAND...MOROCCO...GOODLAND...BROOK...RENSSELAER... DE MOTTE...FOWLER...OXFORD...BOSWELL 836 PM CST TUE FEB 13 2007 /936 PM EST TUE FEB 13 2007/ ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST /1 AM EST/ TONIGHT... A BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST /1 AM EST/ TONIGHT. SNOW...HEAVY AT TIMES...WILL BEGIN TO TAPER OFF TO FLURRIES LATE THIS EVENING. NEW SNOW ACCUMULATION OF 1 TO 3 INCHES WILL BE POSSIBLE WITH STORM TOTAL ACCUMULATIONS OF 10 TO 14 INCHES. THE SNOW COMBINED WITH NORTHEAST WINDS OF 20 TO 30 MPH AND GUSTS TO 40 MPH...WILL REDUCE VISIBILITY TO NEAR ZERO AT TIMES. BLOWING AND DRIFTING SNOW WILL CONTINUE TO PRODUCE HAZARDOUS TRAVEL CONDITIONS THROUGH EARLY WEDNESDAY MORNING. SNOW DRIFTS OF 3 TO 4 FEET ARE POSSIBLE IN OPEN AND RURAL AREAS. A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR VEHICLE. $$ ILZ010>012-019>021-140600- /O.NEW.KLOT.BS.Y.0001.070214T0600Z-070214T1500Z/ /O.CON.KLOT.WS.W.0002.000000T0000Z-070214T0600Z/ LEE-DE KALB-KANE-LA SALLE-KENDALL-GRUNDY- INCLUDING THE CITIES OF...DIXON...SYCAMORE...SANDWICH...GENOA... AURORA...ELGIN...OTTAWA...STREATOR...PERU...LA SALLE...MENDOTA... MARSEILLES...OSWEGO...BOULDER HILL...YORKVILLE...PLANO...MORRIS... COAL CITY 836 PM CST TUE FEB 13 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...BLOWING SNOW ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CST WEDNESDAY. A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. LIGHT SNOW WILL TAPER OFF TO FLURRIES LATE THIS EVENING. NEW SNOW ACCUMULATION WILL BE LESS THAN ONE INCH. HOWEVER...NORTH WINDS OF 20 TO 30 MPH WILL CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW OVERNIGHT AND WEDNESDAY MORNING. SNOW DRIFTS OF 3 TO 4 FEET ARE POSSIBLE IN OPEN AND RURAL AREAS. TRAVEL IS DISCOURAGED TONIGHT. IF YOU MUST TRAVEL...LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. A BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ ILZ003>005-008-140600- /O.NEW.KLOT.BS.Y.0001.070214T0600Z-070214T1500Z/ /O.CON.KLOT.SB.Y.0001.000000T0000Z-070214T0600Z/ WINNEBAGO-BOONE-MCHENRY-OGLE- INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...CRYSTAL LAKE... ALGONQUIN...LAKE IN THE HILLS...MCHENRY...WOODSTOCK...CARY... ROCHELLE...OREGON...MOUNT MORRIS...BYRON...POLO 836 PM CST TUE FEB 13 2007 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...BLOWING SNOW ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CST WEDNESDAY. A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT. LIGHT SNOW WILL TAPPER OFF TO FLURRIES LATE THIS EVENING. HOWEVER... NORTH WINDS OF 20 TO 30 MPH WILL CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW THROUGH WEDNESDAY MORNING. SNOW DRIFTS OF 3 TO 4 FEET WILL BE POSSIBLE IN OPEN AND RURAL AREAS. TRAVEL IS DISCOURAGED TONIGHT. IF YOU MUST TRAVEL...LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$
000 WWUS43 KLOT 140706 WSWLOT URGENT - WINTER WEATHER MESSAGE...RETRANSMISSION NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 1158 PM CST TUE FEB 13 2007 ...LAKE EFFECT SNOW AFFECTING NORTHEAST ILLINOIS AND NORTHWEST INDIANA... .A SIGNIFICANT WINTER STORM OVER THE OHIO VALLEY WILL MOVE EAST OVERNIGHT. NORTHEAST WINDS BLOWING COLDER AIR OVER THE WARMER WATERS OF LAKE MICHIGAN...WILL PRODUCE LAKE EFFECT SNOW ACROSS NORTHEAST ILLINOIS THROUGH RUSH HOUR WEDNESDAY MORNING. THIS LAKE EFFECT SNOW WILL SHIFT EAST INTO NORTHWEST INDIANA LATE WEDNESDAY MORNING. OTHERWISE...GUSTY NORTHEAST WINDS WILL CONTINUE TO PRODUCE BLOWING AND DRIFTING PROBLEMS THROUGH WEDNESDAY MORNING. ILZ023-032-033-039-INZ010-011-019-141400- /O.CAN.KLOT.BZ.W.0001.000000T0000Z-070214T0600Z/ /O.EXB.KLOT.BS.Y.0001.070214T0558Z-070214T1500Z/ KANKAKEE-LIVINGSTON-IROQUOIS-FORD-NEWTON-JASPER-BENTON- INCLUDING THE CITIES OF...KANKAKEE...BOURBONNAIS...BRADLEY... PONTIAC...DWIGHT...FAIRBURY...WATSEKA...GILMAN...ONARGA... PAXTON...KENTLAND...MOROCCO...GOODLAND...BROOK...RENSSELAER... DE MOTTE...FOWLER...OXFORD...BOSWELL 1158 PM CST TUE FEB 13 2007 /1258 AM EST WED FEB 14 2007/ ...BLIZZARD WARNING IS CANCELLED... ...BLOWING SNOW ADVISORY IN EFFECT UNTIL 9 AM CST /10 AM EST/ WEDNESDAY... THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A BLOWING SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM CST /10 AM EST/ WEDNESDAY. THE BLIZZARD WARNING HAS BEEN CANCELLED. LIGHT SNOW WILL CONTINUE OVERNIGHT...GRADUALLY TAPERING TO FLURRIES. ADDITIONAL SNOW ACCUMULATIONS ARE EXPECTED TO BE AN INCH OR LESS. HOWEVER...GUSTY NORTHEAST WINDS WILL CONTINUE TO PRODUCE BLOWING AND DRIFTING SNOW THROUGH WEDNESDAY MORNING. SNOW DRIFTS OF 3 TO 4 FEET WILL BE POSSIBLE IN OPEN AND RURAL AREAS. IF YOU MUST TRAVEL...LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION.| A BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ ILZ010>012-019>021-141400- /O.CAN.KLOT.WS.W.0002.000000T0000Z-070214T0600Z/ /O.EXT.KLOT.BS.Y.0001.070214T0558Z-070214T1500Z/ LEE-DE KALB-KANE-LA SALLE-KENDALL-GRUNDY- INCLUDING THE CITIES OF...DIXON...SYCAMORE...SANDWICH...GENOA... AURORA...ELGIN...OTTAWA...STREATOR...PERU...LA SALLE...MENDOTA... MARSEILLES...OSWEGO...BOULDER HILL...YORKVILLE...PLANO...MORRIS... COAL CITY 1158 PM CST TUE FEB 13 2007 ...WINTER STORM WARNING IS CANCELLED... ...BLOWING SNOW ADVISORY NOW IN EFFECT UNTIL 9 AM CST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN CHICAGO HAS CANCELLED THE WINTER STORM WARNING. THE BLOWING SNOW ADVISORY IS NOW IN EFFECT UNTIL 9 AM CST WEDNESDAY. SOME LIGHT SNOW OR SCATTERED FLURRIES WILL BE POSSIBLE OVERNIGHT...MAINLY ACROSS THE SUBURBS OF CHICAGO...BUT MOST OF THE ACCUMULATING SNOWFALL HAS ENDED ACROSS THE AREA. HOWEVER...GUSTY NORTHEAST WINDS WILL CONTINUE TO PRODUCE BLOWING AND DRIFTING SNOW THROUGH WEDNESDAY MORNING. SNOW DRIFTS OF 3 TO 4 FEET ARE POSSIBLE IN OPEN AND RURAL AREAS. IF YOU MUST TRAVEL...LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. A BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ ILZ003>005-008-141400- /O.CAN.KLOT.SB.Y.0001.000000T0000Z-070214T0600Z/ /O.EXT.KLOT.BS.Y.0001.070214T0558Z-070214T1500Z/ WINNEBAGO-BOONE-MCHENRY-OGLE- INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...CRYSTAL LAKE... ALGONQUIN...LAKE IN THE HILLS...MCHENRY...WOODSTOCK...CARY... ROCHELLE...OREGON...MOUNT MORRIS...BYRON...POLO 1158 PM CST TUE FEB 13 2007 ...SNOW AND BLOWING SNOW ADVISORY IS CANCELLED... ...BLOWING SNOW ADVISORY NOW IN EFFECT UNTIL 9 AM CST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN CHICAGO HAS CANCELLED THE SNOW AND BLOWING SNOW ADVISORY. THE BLOWING SNOW ADVISORY IS NOW IN EFFECT UNTIL 9 AM CST WEDNESDAY. SNOW HAS ENDED ACROSS MUCH OF NORTHERN ILLINOIS...ALTHOUGH A FEW FLURRIES OR LIGHT SNOW SHOWERS WILL REMAIN POSSIBLE ACROSS THE NORTHWEST SUBURBS OF CHICAGO. GUSTY NORTHEAST WINDS WILL CONTINUE TO PRODUCE BLOWING AND DRIFTING SNOW THROUGH WEDNESDAY MORNING. A BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ ILZ006-013-014-022-141400- /O.CON.KLOT.WS.W.0002.000000T0000Z-070214T1500Z/ LAKE-DUPAGE-COOK-WILL- INCLUDING THE CITIES OF...WAUKEGAN...BUFFALO GROVE... NORTH CHICAGO...HIGHLAND PARK...MUNDELEIN...GURNEE... ROUND LAKE BEACH...NAPERVILLE...WHEATON...DOWNERS GROVE... ELMHURST...LOMBARD...CAROL STREAM...HANOVER PARK...CHICAGO... JOLIET...BOLINGBROOK 1158 PM CST TUE FEB 13 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST WEDNESDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST WEDNESDAY. LAKE EFFECT SNOW WILL CONTINUE ACROSS NORTHEAST ILLINOIS THROUGH WEDNESDAY MORNING. AN ADDITIONAL 2 TO 4 INCHES OF NEW SNOW IS POSSIBLE ACROSS LAKE COUNTY WITH THE HIGHEST AMOUNTS NEAR LAKE MICHIGAN. STORM TOTAL SNOWFALL ACCUMULATIONS BY LATE WEDNESDAY MORNING OF 8 TO 14 INCHES ARE POSSIBLE. THE LAKE EFFECT SNOW BANDS WILL PRODUCE MODERATE TO HEAVY SNOW OVER SMALL AREAS THROUGH THE NIGHT. SNOWFALL RATES UP TO 1 INCH PER HOUR ARE POSSIBLE WITH THE HEAVIEST BANDS. IN ADDITION TO THE NEW SNOW...NORTH WINDS OF 15 TO 30 MPH WILL CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW. TRAVEL IS DISCOURAGED TONIGHT. IF YOU MUST TRAVEL...LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. STAY INDOORS AND AVOID TRAVEL IF POSSIBLE. $$ INZ001-002-141400- /O.CON.KLOT.WS.W.0002.000000T0000Z-070215T0000Z/ LAKE-PORTER- INCLUDING THE CITIES OF...GARY...HAMMOND...EAST CHICAGO... MERRILLVILLE...PORTAGE...VALPARAISO...CHESTERTON 1158 PM CST TUE FEB 13 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST WEDNESDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST WEDNESDAY. LAKE EFFECT SNOW ACROSS NORTHEAST ILLINOIS AND FAR NORTHWEST INDIANA WILL CONTINUE TO SHIFT EAST ACROSS THE REMAINDER OF NORTHWEST INDIANA OVERNIGHT. THE LAKE EFFECT SNOW MAY BECOME HEAVY AT TIMES WEDNESDAY...WITH AN ADDITIONAL 4 TO 6 INCHES OF SNOW POSSIBLE. STORM TOTAL SNOWFALL BY THE TIME THE LAKE EFFECT SNOW ENDS WEDNESDAY EVENING...MAY REACH 10 TO 14 INCHES IN SOME AREAS...ESPECIALLY NEAR LAKE MICHIGAN. IN ADDITION TO THE NEW SNOW...NORTH WINDS OF 15 TO 30 MPH WILL CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW. TRAVEL IS DISCOURAGED TONIGHT. IF YOU MUST TRAVEL...LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. STAY INDOORS AND AVOID TRAVEL IF POSSIBLE. $$
What forecasters said that day
The local office's own words before this blizzard 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 blizzard warning went out at Feb 13, 4:20 AM EST, 1 hour 4 minutes earlier.
Area forecast discussion, Feb 13, 4:20 AM EST, 1 hour 4 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
320 AM CST TUE FEB 13 2007
DISCUSSION REGARDING MORNING ZONES/GRIDS...
320 AM CST
THINGS STILL APPEAR TO BE ON TRACK REGARDING WINTER STORM FOR TODAY.
WILL BE UPGRADING LIVINGSTON...KANKAKEE...FORD...AND IROQUOIS
COUNTIES TO A BLIZZARD WARNING IN NORTHEAST ILLINOIS ALONG WITH
BENTON...JASPER...AND NEWTON COUNTIES IN NORTHWEST INDIANA.
WATER VAPOR IMAGERY/PROFILER DATA THIS MORNING INDICATING MID/UPPER
LEVEL TROUGH AXIS SITUATED ACROSS SOUTHERN KANSAS INTO OKLAHOMA.
FURTHER TO THE NORTH...A NORTHERN STREAM UPPER LEVEL SHORT WAVE
TROUGH ACROSS WESTERN NEBRASKA/NORTHEAST COLORADO IS DIGGING INTO
THE BACKSIDE OF THIS SOUTHERN STREAM WAVE. IMPRESSIVE ISENTROPIC
ASCENT IS ALREADY WELL UNDERWAY ACROSS THE AREA WITH REPORTS ACROSS
CENTRAL ILLINOIS OF 3-4 INCH ACCUMULATIONS ALREADY. ISENTROPIC PROGS
FROM THE WRF/GFS STILL INDICATING 3-4 J/KG MIXING RATIOS ON THE 290K
SURFACE ACROSS SOUTHEASTERN PORTIONS OF THE FORECAST AREA AT LEAST
THROUGH EARLY AFTERNOON. UPPER LEVEL FORCING ALSO WILL BE ON THE
INCREASE THIS MORNING AS AFOREMENTIONED MID/UPPER LEVEL WAVES BEGIN
TO TRACK INTO THE MID MISSISSIPPI RIVER VALLEY. ALSO A FAVORABLE
FRONTOGENETIC/UPPER JET INTERACTION APPEARS TO BE IN PLACE TODAY
WITH STRENGTHENING MID LEVEL FRONTO FORCING THROUGH THE
MORNING...AND A FAVORABLE PROXIMITY TO RIGHT ENTRANCE REGION OF
UPPER JET EXTENDING FROM THE WESTERN GREAT LAKES INTO THE NORTHEAST
US. STILL DOES APPEAR MOST SIGNIFICANT SNOWFALL WILL OCCUR FROM THIS
MORNING THROUGH MID AFTERNOON. DID NOT MAKE MANY CHANGES TO THE
STORM TOTAL SNOW AMOUNTS FOR THIS MORNING THROUGH THIS EVENING...
WITH HIGHEST AMOUNTS OF 8 TO 12 INCHES ACROSS THE FAR
SOUTHEAST...AND MORE IN THE 6 TO 8 INCH CLOSER TO INTERSTATE
80...WITH AMOUNTS TAPERING TO AROUND 2 INCHES NEAR THE
WISCONSIN/ILLINOIS STATELINE. THESE AMOUNTS ARE BASED ON SNOW/LIQUID
RATIOS GENERALLY IN THE 15:1 RANGE.
OF MAJOR CONCERN WILL BE THE STRONG WINDS COMBINED WITH THE HEAVY
SNOWFALL FORECAST. GUSTS INTO THE 35 TO 40 MPH RANGE STILL APPEAR TO
BE REASONABLE BY LATE THIS MORNING...AND ESPECIALLY THIS AFTERNOON
AS SFC WAVE LOW TRACKS INTO WESTERN KENTUCKY/WESTERN TENNESSEE BY
MIDDAY. GIVEN EXPECTED HEAVY SNOWFALL AND WINDS IN THIS RANGE...HAVE
UPGRADED FAR SOUTHERN PORTIONS OF THE AREA TO A BLIZZARD WARNING.
EVEN FURTHER NORTH WHERE AMOUNTS SHOULD GENERALLY BE IN THE 4 TO 8
INCH RANGE THESE STRONG WINDS WILL LIKELY CAUSE MAJOR PROBLEMS
TODAY. WILL KEEP WINTER STORM WARNING IN EFFECT NORTH OF THE
BLIZZARD WARNING THROUGH MIDNIGHT TONIGHT...AND THE SNOW/BLOWING
SNOW ADVISORY ACROSS THE FAR NORTH WHERE SNOWFALL AMOUNTS ARE
EXPECTED TO REMAIN BELOW WARNING CRITERIA.
WILL MAINTAIN THE LIKELY POPS IN THE FORECAST FOR TONIGHT AS THE
AFOREMENTIONED NORTHERN STREAM WAVE DOES APPEAR TO GET PHASED A
LITTLE BETTER WITH THE SOUTHERN STREAM WAVE THAN HAS APPEARED OVER
THE PAST SEVERAL RUNS. PERHAPS ANOTHER INCH OR TWO OF ACCUMULATION
EXPECTED THIS EVENING. CONCERN WILL THEN BE ON LAKE EFFECT SNOW
POTENTIAL WITH FORECAST SOUNDINGS INDICATING LAKE INDUCED EQUIL
HEIGHTS INCREASING TO AROUND 7K FT BY WEDNESDAY AFTERNOON. BY THIS
TIME HOWEVER LOW LEVEL WINDS SHOULD BACK ENOUGH TO TAKE MAIN LAKE
EFFECT POTENTIAL INTO NORTHWEST INDIANA. EXPECTING SOME MINOR ACCUMS
WITH THE LAKE EFFECT ACROSS FAR NE IL LATE TONIGHT SHIFTING MORE
INTO NWRN INDIANA ON WEDNESDAY WHERE ACCUMS MAY BE A BIT MORE
SUBSTANTIAL AND WILL HAVE TO KEEP AN EYE ON THIS.
WIND CHILLS ALSO MAY BECOME A CONCERN AGAIN WEDNESDAY NIGHT AND
THURSDAY NIGHT. NO CHANGES MADE TO THE FORECAST POST THURSDAY.
MARSILI
&&
.AVIATION...
THE 700 MB WIND PROFILER DATA SHOWS A DEFORMATION ZONE IN SOUTHEAST
IOWA AND NORTHWEST ILLINOIS. THERE COULD BE SOME WEAK FRONTOGENESIS
AND FLURRIES AND LOW CEILINGS WILL PERSIST. THE MAIN BAND OF
PRECIPITATION IS IN CENTRAL ILLINOIS AND IS APPROACHING DANVILLE AND
BLOOMINGTON ILLINOIS AND THE BRADFORD AND LAFAYETTE VORTACS.
WE EXPECT THE SNOW TO BE IN OUR AREA BY 09 UTC. THAT IS FOR THE TAFS
AT MDW...DPA...ORD AND AROUND 10 UTC FOR RFD. THE SNOW WILL INCREASE
IN INTENSITY DURING THE REST OF THE MORNING. THE WIND IS FORECAST TO
INCREASE IN SPEED AS THE LOW OVER TEXAS DEEPENS AND BEGINS TO MOVE
NORTHEAST. THE ISENTROPIC LIFT IS FORECAST TO BEGIN AFTER 06 UTC AND
WILL CONTINUE THROUGH 18 UTC. ADDITIONAL UPPER AIR SUPPORT WILL MOVE
INTO NORTHERN ILLINOIS AROUND 18 UTC. THIS WILL KEEP THE SNOW
FALLING DUE TO LARGE AMOUNTS OF VERTICAL VELOCITY. WE USED THE
LOCALLY RUN WRF ARW MODEL AND NAM40 MODELS FOR THIS FORECAST.
&&
.LOT WATCHES/WARNINGS/ADVISORIES...
.IL...SNW AND BLOWING SNW ADVSRY EXTRM NRN IL THROUGH THIS EVENING.
WINTER STORM WRNG GNRLY SOUTH OF I-88 LATE THROUGH THIS EVENING
BLIZZARD WARNING FOR KANKAKEE...IROQUOIS...FORD...LIVINGSTON
COUNTIES THROUGH THIS EVENING.
.IN...WINTER STORM WRNG THROUGH THIS EVENING LAKE AND PORTER
COUNTIES.
BLIZZARD WARNING JASPER...NEWTON...BENTON COUNTIES THROUGH
THIS EVENING.
.LM...GALE WARNING THROUGH THIS EVENING SOUTH HALF.
SMALL CRAFT ADVSRY THROUGH 7 AM THIS MORNING NEARSHORE WATERS.
GALE WARNING NEARSHORE WATERS THROUGH THIS EVENING.
&&Hazardous weather outlook, Feb 12, 5:30 PM EST, 11 hours 54 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 430 PM CST MON FEB 12 2007 ILZ003>006-008-010>014-019>022-023-032-033-039-INZ001-002-010-011- 019-131030- WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DU PAGE-COOK- LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-IROQUOIS-FORD- LAKE IN-PORTER-NEWTON-JASPER-BENTON- 430 PM CST MON FEB 12 2007 THIS PORTION OF THE HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL AND NORTHEAST ILLINOIS...AND NORTHWEST INDIANA. .DAY ONE... TONIGHT A WINTER STORM WARNING IS IN EFFECT LATER TONIGHT THROUGH TUESDAY EVENING FOR AREAS GENERALLY SOUTH OF INTERSTATE 88 ACROSS ILLINOIS...AND FOR ALL OF NORTHWEST INDIANA. A SNOW AND BLOWING SNOW ADVISORY IS IN EFFECT FOR THE SAME PERIOD FOR THE REMAINDER OF NORTHERN ILLINOIS. A WINTER STORM DEVELOPING OVER THE SOUTHERN PLAINS WILL SPREAD SNOW ACROSS THE OUTLOOK AREA TONIGHT. SNOW MAY BECOME HEAVY AT TIMES AFTER MIDNIGHT ACROSS THE WARNING AREA...WITH SEVERAL INCHES OF ACCUMULATION POSSIBLE BY TUESDAY MORNING. IN ADDITION TO THE SNOW...GUSTY NORTHWEST WINDS WILL INCREASE TO 20 TO 40 MPH BY TUESDAY MORNING...CREATING NEAR BLIZZARD CONDITIONS IN BLOWING AND DRIFTING SNOW. THIS WILL RESULT IN DANGEROUS TRAVEL CONDITIONS ACROSS THE OUTLOOK AREA BY EARLY TUESDAY. .DAYS TWO THROUGH SEVEN... TUESDAY THROUGH SUNDAY THE WINTER STORM WARNING...AND THE SNOW AND BLOWING SNOW ADVISORY WILL REMAIN IN EFFECT THROUGH TUESDAY EVENING ACROSS THE OUTLOOK AREA. MODERATE TO HEAVY SNOW WILL CONTINUE TO CAUSE DANGEROUS TRAVEL CONDITIONS ACROSS NORTHERN ILLINOIS AND NORTHWEST INDIANA THROUGH THE DAY TUESDAY...WITH BLOWING AND DRIFTING SNOW CREATING NEAR BLIZZARD CONDITIONS DUE TO STRONG...GUSTY WINDS OF 20 TO 40 MPH. DANGEROUS TRAVEL CONDITIONS WILL CONTINUE INTO TUESDAY EVENING. LAKE EFFECT SNOW SHOWERS MAY AFFECT PORTIONS OF EXTREME NORTHEAST ILLINOIS AND NORTHWEST INDIANA TUESDAY NIGHT THROUGH WEDNESDAY. BITTERLY COLD AIR IS EXPECTED TO RETURN TO THE MIDWEST MIDWEEK. MORNING LOW TEMPERATURES OF 10 TO 15 BELOW ZERO ARE POSSIBLE ACROSS PORTIONS OF NORTH CENTRAL ILLINOIS...WHILE THE REMAINDER OF THE OUTLOOK AREA WILL SEE TEMPERATURES REACHING 5 TO 10 BELOW ZERO. WINDS CHILL READING OF 20 TO 25 BELOW ZERO ARE LIKELY. THE COLDEST CONDITIONS WILL BE ON THURSDAY AND FRIDAY. DUE TO THE PERSISTENT SPELL OF COLD WEATHER...ICE JAMS WILL CONTINUE TO BE A PROBLEM ON AREA RIVERS. WHILE NO SIGNIFICANT FLOODING IS OCCURRING AT THIS TIME...RAPID FLUCTUATIONS IN RIVER LEVEL ARE POSSIBLE DUE TO ICE ACTION. .SPOTTER INFORMATION STATEMENT... SNOWFALL REPORTS FROM SPOTTERS WOULD BE GREATLY APPRECIATED. SPOTTERS ARE ALSO ENCOURAGED TO REPORT ANY ICE JAMS OR HIGH RIVER LEVELS. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO LMZ740>745-766-131030- WINTHROP HARBOR IL TO MICHIGAN CITY IN- LAKE MICHIGAN- 430 PM CST MON FEB 12 2007 THIS PORTION OF THE HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS AND INDIANA WATERS OF LAKE MICHIGAN. .DAY ONE... TONIGHT A SMALL CRAFT ADVISORY IS IN EFFECT TONIGHT ALONG THE ILLINOIS AND INDIANA NEAR SHORE WATERS. NORTHEAST WINDS INCREASING TO 30 KNOTS AND HIGH WAVES WILL CREATE CONDITIONS HAZARDOUS FOR SMALL CRAFT. .DAYS TWO THROUGH SEVEN... TUESDAY THROUGH SUNDAY A GALE WARNING IS IN EFFECT FOR SOUTHERN LAKE MICHIGAN FOR TUESDAY AND TUESDAY NIGHT. NORTHEAST GALE FORCE WINDS TO 35 KNOTS WILL OCCUR OVER THE NEAR SHORE AND OFFSHORE WATERS. HAZARDOUS CONDITIONS FOR SMALL CRAFT WILL CONTINUE THROUGH WEDNESDAY...AS NORTH WINDS OF 20 TO 30 KNOTS MAINTAIN HIGH WAVES ON SOUTHERN LAKE MICHIGAN OUTSIDE OF ICE COVERED AREAS. && COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO WEBPAGE: WEATHER.GOV/CHICAGO KREIN
In the hours before
Local storm report, Feb 13, 4:41 AM EST, 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
341 AM CST TUE FEB 13 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0336 AM SNOW WOODSTOCK 42.31N 88.44W
02/13/2007 M0.3 INCH MCHENRY IL TRAINED SPOTTER
BLOWING AND DRIFTING SNOW ON ROADS
&&
RATZERLocal storm report, Feb 13, 5:21 AM EST, 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
421 AM CST TUE FEB 13 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0420 AM SNOW 3 SW MIDWAY AIRPORT 41.75N 87.79W
02/13/2007 M0.6 INCH COOK IL CO-OP OBSERVER
0.04 LIQUID
&&
RATZERNearby
Blizzard Warnings in Illinois, 2007Blizzard Warnings in Indiana, 2007Every blizzard warning in 2007
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.