Alert archive / Illinois / Wind Advisories in 2014
Wind Advisory 1, NWS Chicago, IL
NWS Chicago, IL issued this wind advisory at Feb 20, 2014, 11:59 PM EST for 5 counties in Indiana; 16 counties in Illinois. It was in force for 16 hr.
The area
The counties it named.
The facts
- Issued
- Feb 20, 2014, 11:59 PM EST (04:59 UTC)
- Expired
- Feb 21, 2014, 4:00 PM EST
- In force
- 16 hr
- Issued by
- NWS Chicago, IL
All 21 counties
Boone County, IL, DeKalb County, IL, DuPage County, IL, Ford County, IL, Grundy County, IL, Iroquois County, IL, Kane County, IL, Kankakee County, IL, Kendall County, IL, Lake County, IL, LaSalle County, IL, Lee County, IL, Livingston County, IL, McHenry County, IL, Ogle County, IL, Winnebago County, IL, Benton County, IN, Jasper County, IN, Lake County, IN, Newton County, IN, Porter County, IN
The radar
The Chicago radar (KLOT), 15 km from the middle of the area, began a volume at 05:01 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.
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 5.0 hours before the alert went out and 156 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
- 861 m above ground
- 0-6 km bulk shear
- 86 kt
- 0-1 km storm-relative helicity
- -195 m²/s²
- 0-3 km storm-relative helicity
- -75 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
134 WWUS73 KLOT 210459 NPWLOT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHICAGO IL 1059 PM CST THU FEB 20 2014 ...WIND ADVISORY IN EFFECT UNTIL 3 PM CST /4 PM EST/ FRIDAY... .THIS WIND ADVISORY REPLACES THE HIGH WIND WARNING THAT HAS BEEN ALLOWED TO EXPIRE. ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019- 211300- /O.EXP.KLOT.HW.W.0001.000000T0000Z-140221T0500Z/ /O.NEW.KLOT.WI.Y.0001.140221T0500Z-140221T2100Z/ WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK- LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-IROQUOIS-FORD- LAKE IN-PORTER-NEWTON-JASPER-BENTON- INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK... WAUKEGAN...OREGON...DIXON...DEKALB...AURORA...WHEATON...CHICAGO... OTTAWA...OSWEGO...MORRIS...JOLIET...KANKAKEE...PONTIAC... WATSEKA...PAXTON...GARY...VALPARAISO...MOROCCO...RENSSELAER... FOWLER 1059 PM CST THU FEB 20 2014 /1159 PM EST THU FEB 20 2014/ ...WIND ADVISORY IN EFFECT UNTIL 3 PM CST /4 PM EST/ FRIDAY... ...HIGH WIND WARNING WILL EXPIRE AT 11 PM CST /MIDNIGHT EST/ THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 3 PM CST /4 PM EST/ FRIDAY. * TIMING...THROUGH LATE TOMORROW AFTERNOON. * WINDS...SOUTHWEST TO WEST WINDS GUSTING AS STRONG AS 45 MPH. * IMPACTS...STRONG WINDS LATER MAY RESULT EASILY TOSS LIGHTWEIGHT...UNSECURED OBJECTS AND MAKE TRAVEL HAZARDOUS FOR HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH...OR GUSTS BETWEEN 45 AND 57 MPH...ARE LIKELY. WINDS THIS STRONG CAN CAUSE MINOR PROPERTY DAMAGE UNLESS PRECAUTIONS ARE TAKEN. DRIVING MAY BE DIFFICULT...ESPECIALLY IN HIGH PROFILE VEHICLES. MOTORISTS SHOULD BE ALERT AND USE CAUTION. && $$ KREIN VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE) FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT: WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV WWW.TWITTER.COM/NWSCHICAGO WWW.YOUTUBE.COM/NWSCHICAGO
3 follow-up statements
031 WWUS73 KLOT 210931 NPWLOT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHICAGO IL 331 AM CST FRI FEB 21 2014 ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019- 211745- /O.CON.KLOT.WI.Y.0001.000000T0000Z-140221T2100Z/ WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK- LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-IROQUOIS-FORD- LAKE IN-PORTER-NEWTON-JASPER-BENTON- INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK... WAUKEGAN...OREGON...DIXON...DEKALB...AURORA...WHEATON...CHICAGO... OTTAWA...OSWEGO...MORRIS...JOLIET...KANKAKEE...PONTIAC... WATSEKA...PAXTON...GARY...VALPARAISO...MOROCCO...RENSSELAER... FOWLER 331 AM CST FRI FEB 21 2014 /431 AM EST FRI FEB 21 2014/ ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST /4 PM EST/ THIS AFTERNOON... * TIMING...THROUGH THIS AFTERNOON. * WINDS...SOUTHWEST TO WEST WINDS GUSTING TO 45 MPH. * IMPACTS...STRONG WINDS MAY EASILY TOSS LIGHTWEIGHT UNSECURED OBJECTS. GUSTY WINDS WILL MAKE TRAVEL HAZARDOUS FOR HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH...OR GUSTS BETWEEN 45 AND 57 MPH...ARE LIKELY. WINDS THIS STRONG CAN CAUSE MINOR PROPERTY DAMAGE UNLESS PRECAUTIONS ARE TAKEN. DRIVING MAY BE DIFFICULT...ESPECIALLY IN HIGH PROFILE VEHICLES. MOTORISTS SHOULD BE ALERT AND USE CAUTION. && $$ BEACHLER VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE) FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT: WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV WWW.TWITTER.COM/NWSCHICAGO WWW.YOUTUBE.COM/NWSCHICAGO
737 WWUS73 KLOT 211623 NPWLOT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHICAGO IL 1023 AM CST FRI FEB 21 2014 ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019- 212100- /O.CON.KLOT.WI.Y.0001.000000T0000Z-140221T2100Z/ WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK- LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-IROQUOIS-FORD- LAKE IN-PORTER-NEWTON-JASPER-BENTON- INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK... WAUKEGAN...OREGON...DIXON...DEKALB...AURORA...WHEATON...CHICAGO... OTTAWA...OSWEGO...MORRIS...JOLIET...KANKAKEE...PONTIAC... WATSEKA...PAXTON...GARY...VALPARAISO...MOROCCO...RENSSELAER... FOWLER 1023 AM CST FRI FEB 21 2014 /1123 AM EST FRI FEB 21 2014/ ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST /4 PM EST/ THIS AFTERNOON... * TIMING...THROUGH THIS AFTERNOON. * WINDS...SOUTHWEST TO WEST WINDS GUSTING TO 45 MPH. * IMPACTS...STRONG WINDS MAY EASILY TOSS LIGHTWEIGHT UNSECURED OBJECTS. GUSTY WINDS WILL MAKE TRAVEL HAZARDOUS FOR HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH...OR GUSTS BETWEEN 45 AND 57 MPH...ARE LIKELY. WINDS THIS STRONG CAN CAUSE MINOR PROPERTY DAMAGE UNLESS PRECAUTIONS ARE TAKEN. DRIVING MAY BE DIFFICULT...ESPECIALLY IN HIGH PROFILE VEHICLES. MOTORISTS SHOULD BE ALERT AND USE CAUTION. && $$ KJB VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE) FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT: WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV WWW.TWITTER.COM/NWSCHICAGO WWW.YOUTUBE.COM/NWSCHICAGO
923 WWUS73 KLOT 212106 NPWLOT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHICAGO IL 306 PM CST FRI FEB 21 2014 ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019- 212215- /O.EXP.KLOT.WI.Y.0001.000000T0000Z-140221T2100Z/ WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-DUPAGE-COOK- LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-IROQUOIS-FORD- LAKE IN-PORTER-NEWTON-JASPER-BENTON- INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK... WAUKEGAN...OREGON...DIXON...DEKALB...AURORA...WHEATON...CHICAGO... OTTAWA...OSWEGO...MORRIS...JOLIET...KANKAKEE...PONTIAC... WATSEKA...PAXTON...GARY...VALPARAISO...MOROCCO...RENSSELAER... FOWLER 306 PM CST FRI FEB 21 2014 /406 PM EST FRI FEB 21 2014/ ...WIND ADVISORY HAS EXPIRED... WINDS WILL CONTINUE TO DIMINISH INTO EARLY THIS EVENING. $$ VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE) FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT: WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV WWW.TWITTER.COM/NWSCHICAGO WWW.YOUTUBE.COM/NWSCHICAGO
What forecasters said that day
The local office's own words before this wind advisory 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 wind advisory went out at Feb 20, 10:13 PM EST, 1 hour 46 minutes earlier.
Area forecast discussion, Feb 20, 10:13 PM EST, 1 hour 46 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
913 PM CST THU FEB 20 2014
.DISCUSSION...
311 PM CST
THIS EVENING WILL SEE A QUICK TRANSITION FROM DENSE FOG TO BRIEFLY
HEAVY RAIN WITH THUNDERSTORMS...TO RAPIDLY FALLING TEMPERATURES AND
VERY STRONG WIND GUSTS. NOT SURE ABOUT EXACT TIMING OF BETTER
VISIBILITIES THIS EVENING...SO WILL MAINTAIN THE DENSE FOG ADVISORY
THROUGH 01Z BUT EXPECT SOUTHERN AREAS MAY CLEAR EARLIER THAN THAT.
VERY DENSE FOG WITH VISIBILITIES OF 1/4 MILE OR LESS IS BEING
REPORTED AT SEVERAL OBSERVATION SITES...AND LOWER VALUES ARE LIKELY
OUT THERE SOMEWHERE.
LATER THIS EVENING MODEL GUIDANCE AND UPSTREAM OBSERVATIONS BOTH
CONTINUE TO SUPPORT THE POTENTIAL FOR NON CONVECTIVE GUSTS IN
EXCESS OF 50 MPH FOR AT LEAST A WHILE AS THE COLD FRONT PUSHES
THROUGH.
LASTLY...THE FLOOD WATCH WAS ALLOWED TO EXPIRE AT 3 PM CST AFTER
THE BREAK IN THE AFTERNOON SHOWERS. SNOWMELT DOES CONTINUE AND
UPSTREAM STORMS MAY YET PRODUCE HEAVY RAIN...BUT THE STORMS SHOULD
BE VERY LOCALIZED AND RELATIVELY BRIEF. TEMPERATURES FALLING BELOW
FREEZING LATER THIS EVENING WOULD HELP TO FURTHER MITIGATE THE
DEGREE OF SNOWMELT.
LENNING
OVERNIGHT THROUGH THURSDAY...
AS COLDER AIR SPREADS ACROSS THE REGION BEHIND THE COLD FRONT...A
PERIOD OF LIGHT SNOW WILL BE POSSIBLE ESPECIALLY ACROSS THE
NORTHERN THIRD/HALF OF THE CWA. WITH ONLY A FEW HUNDREDTHS OF
QPF...SNOWFALL AMOUNTS WILL BE LIGHT A DUSTING TO PERHAPS A HALF
INCH. BUT WITH THE STRONG/GUSTY WINDS...ANY AMOUNT OF SNOWFALL
COULD CAUSE BLOWING AND DRIFTING SNOW. HAVE INCREASED POPS TO
LIKELY ACROSS THE NORTH OVERNIGHT BUT THESE MAY NEED TO GO HIGHER
AND PERHAPS BE EXTENDED INTO FRIDAY MORNING...ESPECIALLY FOR FAR
NORTHEAST IL. TEMPS WILL FALL THROUGH THE 20S AND COMBINED WITH
THE STRONG WINDS...WIND CHILLS IN THE SINGLE DIGITS ARE EXPECTED
BY FRIDAY MORNING.
A BRIEF PERIOD OF WEAK WARM AIR ADVECTION WILL OCCUR FRIDAY
AFTERNOON INTO FRIDAY EVENING AND THIS COMBINED WITH AT LEAST
PARTLY CLOUDY SKIES SHOULD HELP TEMPERATURES REBOUND INTO THE
LOWER/MID 30S NORTH TO UPPER 30S/NEAR 40 SOUTH. A COLD FRONT WILL
THEN MOVE ACROSS THE AREA FRIDAY NIGHT AND THERE REMAINS SOME
POTENTIAL FOR LIGHT SNOW OR SNOW SHOWERS AND HAVE INTRODUCED LOW
CHANCE POPS BACK INTO THE FORECAST FOR THIS TIME PERIOD. FLOW
REMAINS SOMEWHAT ZONAL SATURDAY WITH NO SIGNIFICANT COOLING BEHIND
THE FRONT...SO HIGHS SATURDAY COULD BE SIMILAR TO HIGHS ON FRIDAY.
BY SUNDAY MORNING...ANOTHER WEAK WAVE WILL QUICKLY MOVE ACROSS THE
REGION WITH A PERIOD OF LIGHT SNOW ASSOCIATED WITH IT. WHERE IT
MOVES/DEVELOPS REMAINS SOMEWHAT UNCERTAIN BUT THE NORTHERN EXTENT
OF IT MAY SPREAD ACROSS THE SOUTHERN CWA AND HAVE INCLUDED LOW
CHANCE POPS FOR THIS PERIOD.
FROM SUNDAY THROUGH THURSDAY...THE TREND WILL BE COLDER WITH HIGHS
ONLY IN THE 20S AND LOWS IN THE SINGLE DIGITS...AND THAT IS BEFORE
THE NEXT PUSH OF ARCTIC AIR ARRIVES WEDNESDAY/WEDNESDAY NIGHT. BY
THIS TIME...OVERNIGHT LOWS WILL LIKELY DROP INTO SINGLE DIGITS BELOW
ZERO WITH DAYTIME HIGHS BY THURSDAY MAYBE ONLY LOWER TEENS/SINGLE
DIGITS.
ONE OTHER CONCERN IN THE EXTENDED WOULD BE A CLIPPER SYSTEM TO
AFFECT THE REGION MONDAY AFTERNOON INTO MONDAY NIGHT. THIS HAS BEEN
A FAIRLY CONSISTENT FEATURE ON THE GFS/ECMWF FOR SEVERAL RUNS AND
SEEMS TO MOVE RIGHT ACROSS THE CWA BUT NOW IN A WEAKENING FORM. THIS
STILL APPEARS TO HAVE THE POTENTIAL TO PRODUCE A FEW INCHES OF
FLUFFY SNOW BUT HAVE ONLY BUMPED POPS INTO MID CHANCE RANGE FOR NOW.
CMS
&&
.AVIATION...
//ORD AND MDW CONCERNS...UPDATED 03Z...
* SOUTHWEST WINDS GUSTING AS HIGH AS 45-50 KTS UNTIL 04-05Z AND
THEN EASING OFF BUT ONLY SLIGHTLY OVERNIGHT AND FRIDAY.
* PERIOD OF LIGHT SNOW AND BLOWING SNOW DEVELOPS OVERNIGHT MAY
ACCUMULATE A FEW TENTHS OF AN INCH.
* GUSTY WINDS CONTINUE INTO FRIDAY.
ED F
//DISCUSSION...UPDATED 00Z...
VSBYS IMPROVING DRAMATICALLY WITH COLD FRONTAL PASSAGE SCOURING
OUT DENSE FOG. EXPECT LIFR VSBYS TO HAVE ENDED 00-0030Z WITH
SHOWERS/ISOLATED TSTMS ALSO EXITING THE TERMINAL AREAS DURING THIS
TIME. PRESSURE GRADIENT TIGHTENS DRAMATICALLY AS INTENSIFYING LOW
PRESSURE MOVES FROM SOUTHWEST WISCONSIN TO LAKE SUPERIOR BY FRIDAY
MORNING. STRONG PRESSURE RISE/FALL COUPLET AND RESULTING
ISALLOBARIC WIND WILL HELP RAISE GUSTS TO 45 KT BETWEEN 03-05Z.
SECONDARY UPPER LEVEL DISTURBANCE AND MOISTURE WRAPPING AROUND THE
LOW MAY PRODUCE PERIOD OF LIGHT SNOW AND BLOWING SNOW OVERNIGHT.
REDUCTIONS IN VISIBILITY WILL BE DUE AS MUCH TO BLOWING SNOW AS
FALLING SNOW AS WINDS CONTINUE TO GUST 35-40 KTS. MAY SEE MINOR
ACCUMULATIONS OF A FEW TENTHS OF AN INCH. WINDS WILL CONTINUE TO
GUST TO 35 KTS FRIDAY AS DEEP LOW PRESSURE ONLY SLOWLY PULLS AWAY.
ED F
//ORD AND MDW CONFIDENCE...UPDATED 03Z...
* HIGH FOR VSBYS EXPECTATIONS
* HIGH FOR WIND AND WIND TRENDS
* MEDIUM TO HIGH FOR CEILINGS
* MEDIUM FOR TIMING AND DURATION OF LOWERED VSBYS WITH SNOW AND
BLOWING SNOW OVERNIGHT.
ED F
//OUTLOOK FOR ORD/MDW FOR 12Z SATURDAY-12Z THURSDAY...UPDATED 00Z...
SATURDAY...VFR.
SUNDAY...VFR.
MONDAY...SLIGHT CHANCE OF LIGHT SNOW DURING THE AFTERNOON AND
NIGHT OTHERWISE VFR.
TUESDAY...VFR.
WEDNESDAY...VFR.
ED F
&&
.MARINE...
351 PM...LOW PRESSURE OVER EASTERN IOWA WILL CONTINUE TO DEEPEN AS
IT MOVES NORTH ACROSS WISCONSIN THIS EVENING REACHING LAKE
SUPERIOR FRIDAY MORNING. EASTERLY GALES WILL TURN SOUTHEAST THEN
SOUTHERLY THIS EVENING AS SPEEDS INCREASE INTO THE 40-45 KT RANGE.
AS THE COLD FRONT WRAPS IN FROM THE SOUTHWEST...MOVING NORTHEAST
ACROSS THE LAKE...A PERIOD OF STORM FORCE WINDS WILL DEVELOP.
STARTED THE STORM WARNING A FEW HOURS EARLIER ACROSS THE SOUTHERN
HALF AND THE NEARSHORE WATERS TO ACCOUNT FOR THESE STORM FORCE
WINDS SPREADING NORTH ACROSS THE LAKE. THE STORM FORCE WINDS WILL
GRADUALLY DIMINISH FROM SOUTHWEST TO NORTHEAST FRIDAY WITH GALES
THEN PERSISTING INTO FRIDAY EVENING BEFORE DIMINISHING TO 30 KTS
FRIDAY NIGHT. THE LOW WILL CONTINUE NORTH TO JAMES BAY SATURDAY
WHERE IT WILL BECOME STATIONARY AS IT SLOWLY WEAKENS. AS HIGH
PRESSURE SPREADS FROM THE NORTHERN PLAINS TO THE OHIO VALLEY AND
SOUTHERN LAKES REGION...PREVAILING WESTERLY FLOW WILL CONTINUE
ACROSS THE WESTERN LAKES WITH PERIODS OF 30 KTS LIKELY. CMS
&&
.LOT WATCHES/WARNINGS/ADVISORIES...
IL...HIGH WIND WARNING...ILZ003-ILZ004-ILZ005-ILZ006-ILZ008-ILZ010-
ILZ011-ILZ012-ILZ013-ILZ014-ILZ019-ILZ020-ILZ021-ILZ022-
ILZ023-ILZ032-ILZ033-ILZ039 UNTIL 11 PM THURSDAY.
IN...HIGH WIND WARNING...INZ001-INZ002-INZ010-INZ011-INZ019 UNTIL 11
PM THURSDAY.
LM...STORM WARNING...LMZ080-LMZ669-LMZ671-LMZ673-LMZ675-LMZ777-LMZ779-
LMZ870-LMZ872-LMZ874-LMZ876-LMZ878 UNTIL 3 PM FRIDAY.
GALE WARNING...LMZ261-LMZ362-LMZ364-LMZ366-LMZ563-LMZ565-LMZ567-
LMZ868 UNTIL MIDNIGHT FRIDAY.
STORM WARNING...LMZ261-LMZ362-LMZ364-LMZ366-LMZ563-LMZ565-LMZ567-
LMZ868 UNTIL 3 PM FRIDAY.
STORM WARNING...NEARSHORE WATERS UNTIL
4 AM FRIDAY.
&&
VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE)
FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT:
WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV
WWW.TWITTER.COM/NWSCHICAGO
WWW.YOUTUBE.COM/NWSCHICAGOHazardous weather outlook, Feb 20, 5:06 PM EST, 6 hours 53 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 406 PM CST THU FEB 20 2014 ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019- 212215- 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- 406 PM CST THU FEB 20 2014 /506 PM EST THU FEB 20 2014/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS... NORTHEAST ILLINOIS AND NORTHWEST INDIANA. .DAY ONE...TONIGHT. DENSE FOG HAS DEVELOPED ACROSS THE AREA THIS AFTERNOON WITH WIDESPREAD VISIBILITIES OF ONE QUARTER MILE OR LESS. FOG SHOULD DISSIPATE AS A LINE OF SHOWERS AND THUNDERSTORMS SWEEPS THROUGH AROUND RUSH HOUR. WINDS COULD GUST TO 60 MPH WITH THIS LINE AND AGAIN BEHIND A COLD FRONT ARRIVING LATER THIS EVENING. HEAVY RAIN AND ONGOING SNOWMELT MAY RESULT IN LOCALIZED FLOODING THIS EVENING. LOCALIZED RIVER FLOODING ALSO IS POSSIBLE...PARTICULARLY WITH ANY ICE JAMS THAT FORM. WITH COLD AIR MOVING IN RAPIDLY OVERNIGHT...FLASH FREEZING OF STANDING WATER MAY PRODUCE HAZARDOUS ROADS...PARKING LOTS...AND SIDEWALKS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. WIND GUSTS TO 45 MPH ARE LIKELY FRIDAY. LOCALIZED RIVER FLOODING WILL REMAIN A THREAT THROUGH THE WEEKEND WITH AN INCREASED THREAT OF ICE JAMS. .SPOTTER INFORMATION STATEMENT... SPOTTERS MAY BE NEEDED THIS AFTERNOON AND EVENING TO REPORT ANY DAMAGE FROM STRONG WINDS. && LMZ740>745-212215- 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- 406 PM CST THU FEB 20 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE MICHIGAN. .DAY ONE...TONIGHT. GALE FORCE WINDS ARE LIKELY THROUGH THIS EVENING...AND THEN STORM FORCE WINDS ARE LIKELY THIS EVENING AND OVERNIGHT. THERE IS A CHANCE OF THUNDERSTORMS THIS EVENING. AREAS OF DENSE FOG ARE POSSIBLE THIS EVENING. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. GALE FORCE WINDS ARE LIKELY FRIDAY. && LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-212215- 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 TWO 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- 406 PM CST THU FEB 20 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE MICHIGAN. .DAY ONE...TONIGHT. GALE FORCE WINDS ARE LIKELY THROUGH THIS EVENING...AND THEN STORM FORCE WINDS ARE LIKELY LATE THIS EVENING AND OVERNIGHT. THERE IS A CHANCE OF THUNDERSTORMS THIS EVENING FOR NEARLY THE ENTIRE LAKE. AREAS OF DENSE FOG ARE POSSIBLE OVER THE SOUTHERN HALF. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. STORM FORCE WINDS ARE LIKELY FRIDAY...WITH GALE FORCE WINDS LIKELY THROUGH FRIDAY EVENING. && LENNING VISIT US AT HTTP://WEATHER.GOV/CHICAGO (ALL LOWERCASE) FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT: WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.CHICAGO.GOV WWW.TWITTER.COM/NWSCHICAGO WWW.YOUTUBE.COM/NWSCHICAGO
In the hours before
Local storm report, Feb 20, 10:24 PM EST, 1 hour 35 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
924 PM CST THU FEB 20 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0800 PM NON-TSTM WND GST 5 SSE BEACH PARK 42.36N 87.81W
02/20/2014 M58 MPH LAKE IL OFFICIAL NWS OBS
50 KT GUST MEASURED AT WAUKEGAN HARBOR GLOS WEATHER
STATION.
&&
RCLocal storm report, Feb 20, 10:32 PM EST, 1 hour 27 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
932 PM CST THU FEB 20 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0845 PM NON-TSTM WND GST GARY 41.60N 87.34W
02/20/2014 M58.00 MPH LAKE IN AWOS
0824 PM NON-TSTM WND GST MIDWAY AIRPORT 41.78N 87.75W
02/20/2014 M59.00 MPH COOK IL ASOS
0801 PM NON-TSTM WND DMG S ELBURN 41.89N 88.47W
02/20/2014 KANE IL TRAINED SPOTTER
TREE LIMBS DOWN AND SIDING COMING OFF OF HOUSE. MEASURED
WIND GUSTS TO 51 MPH...WITH SUSTAINED WINDS OF 35 MPH.
0800 PM NON-TSTM WND GST 5 SSE BEACH PARK 42.36N 87.81W
02/20/2014 M58.00 MPH LAKE IL OFFICIAL NWS OBS
50 KT GUST MEASURED AT WAUKEGAN HARBOR GLOS WEATHER
STATION.
0755 PM HEAVY RAIN 5 SW PLAINFIELD 41.56N 88.27W
02/20/2014 M1.20 INCH KENDALL IL TRAINED SPOTTER
STORM TOTAL RAINFALL.
0740 PM NON-TSTM WND GST 4 NE CHICAGO 41.92N 87.57W
02/20/2014 M70.00 MPH LMZ741 IL C-MAN STATION
MEASURED AT THE HARRISON DEVER CRIB. ALSO A 70 MPH GUST
AT 850 PM CST.
0740 PM HEAVY RAIN HARWOOD HEIGHTS 41.97N 87.81W
02/20/2014 M1.26 INCH COOK IL COCORAHS
STORM TOTAL RAINFALL RELAYED VIA FACEBOOK.
0722 PM NON-TSTM WND GST 1 W CARBON HILL 41.30N 88.32W
02/20/2014 M63.00 MPH GRUNDY IL MESONET
CWOP SITE.
0715 PM HIGH SUST WINDS ROCHELLE 41.92N 89.06W
02/20/2014 M43.00 MPH OGLE IL AWOS
GUSTS TO 51 MPH THIS HOUR.
0715 PM NON-TSTM WND GST PONTIAC 40.88N 88.64W
02/20/2014 M56.00 MPH LIVINGSTON IL AWOS
0700 PM HEAVY RAIN PEOTONE 41.33N 87.80W
02/20/2014 M1.32 INCH WILL IL PUBLIC
STORM TOTAL RAINFALL RELAYED VIA FACEBOOK.
0700 PM HEAVY RAIN CAROL STREAM 41.92N 88.13W
02/20/2014 M1.10 INCH DUPAGE IL COCORAHS
STORM TOTAL RAINFALL RELAYED VIA FACEBOOK.
0655 PM HEAVY RAIN OAK BROOK 41.84N 87.95W
02/20/2014 M1.34 INCH DUPAGE IL CO-OP OBSERVER
STORM TOTAL.
0637 PM NON-TSTM WND GST SUGAR GROVE 41.77N 88.46W
02/20/2014 M58.00 MPH KANE IL ASOS
0635 PM HIGH SUST WINDS PERU 41.34N 89.13W
02/20/2014 M40.00 MPH LA SALLE IL AWOS
GUSTS UP TO 53 MPH THIS HOUR.
0632 PM NON-TSTM WND GST 1 W PONTIAC 40.88N 88.66W
02/20/2014 M62.00 MPH LIVINGSTON IL DEPT OF HIGHWAYS
ILDOT MESONET.
0631 PM HEAVY RAIN ROMEOVILLE 41.65N 88.09W
02/20/2014 M0.79 INCH WILL IL OFFICIAL NWS OBS
STORM TOTAL. 6 INCHES OF SNOW ON THE GROUND.
0631 PM HEAVY RAIN 3 SW MIDWAY AIRPORT 41.75N 87.79W
02/20/2014 M0.98 INCH COOK IL CO-OP OBSERVER
STORM TOTAL. 7 INCHES OF SNOW ON THE GROUND.
0631 PM HEAVY RAIN ROCKFORD AIRPORT 42.20N 89.10W
02/20/2014 M0.69 INCH WINNEBAGO IL OFFICIAL NWS OBS
STORM TOTAL. 6 INCHES OF SNOW ON THE GROUND.
0630 PM HEAVY RAIN ROSELLE 41.98N 88.08W
02/20/2014 M0.98 INCH DUPAGE IL PUBLIC
STORM TOTAL RELAYED VIA TWITTER.
0600 PM HEAVY RAIN SUGAR GROVE 41.77N 88.46W
02/20/2014 M1.05 INCH KANE IL ASOS
RAINFALL TOTAL FOR THE DAY AT AURORA AIRPORT...KARR.
0600 PM HEAVY RAIN OHARE AIRPORT 41.98N 87.90W
02/20/2014 M1.01 INCH COOK IL ASOS
RAIN TOTAL FOR THE DAY SET A NEW DAILY RECORD...BREAKING
PREVIOUS RECORD OF 0.95 INCHES SET IN 2011.
0600 PM HEAVY RAIN VALPARAISO 41.48N 87.05W
02/20/2014 M1.19 INCH PORTER IN ASOS
RAINFALL TOTAL SO FAR AS OF 6PM.
0600 PM HEAVY RAIN S ELBURN 41.89N 88.47W
02/20/2014 M1.45 INCH KANE IL TRAINED SPOTTER
STORM TOTAL RAINFALL TODAY. STANDING WATER AROUND THE
LOCAL AREA. SNOWPACK IS STILL ABOUT 13 INCHES.
0550 PM HEAVY RAIN YORKVILLE 41.64N 88.45W
02/20/2014 M1.44 INCH KENDALL IL CO-OP OBSERVER
RAIN TOTAL FOR THE DAY. 0.81 INCHES SINCE 7AM.
0520 PM DENSE FOG CHICAGO 41.88N 87.63W
02/20/2014 COOK IL TRAINED SPOTTER
VISIBILITY LESS THAN 1/4 MILE ON LAKE SHORE DRIVE.
RELAYED VIA FACEBOOK.
0500 PM HEAVY RAIN PORTAGE 41.59N 87.18W
02/20/2014 M0.75 INCH PORTER IN TRAINED SPOTTER
RAIN SO FAR TODAY.
0500 PM DENSE FOG PORTAGE 41.59N 87.18W
02/20/2014 PORTER IN TRAINED SPOTTER
VISIBILITY APPROXIMATELY ONE BLOCK.
0500 PM DENSE FOG 2 N JOLIET 41.56N 88.12W
02/20/2014 WILL IL TRAINED SPOTTER
VISIBILITY 200 FEET OR LESS RELAYED VIA FACEBOOK. RETIRED
NWS EMPLOYEE.
&&
ED FLocal storm report, Feb 20, 10:52 PM EST, 1 hour 7 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
952 PM CST THU FEB 20 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0838 PM NON-TSTM WND GST WAUKEGAN 42.37N 87.87W
02/20/2014 M58 MPH LAKE IL ASOS
MEASURED AT WAUKEGAN REGIONAL AIRPORT...KUGN.
&&
RCLocal storm report, Feb 20, 10:55 PM EST, 1 hour 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
955 PM CST THU FEB 20 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0732 PM NON-TSTM WND GST PAXTON 40.46N 88.10W
02/20/2014 M58 MPH FORD IL DEPT OF HIGHWAYS
MEASURED BY ILDOT MESONET.
0804 PM NON-TSTM WND GST 2 N SHOREWOOD 41.55N 88.20W
02/20/2014 M58 MPH WILL IL MESONET
MEASURED BY CWOP MESONET SITE.
&&
RCLocal storm report, Feb 20, 10:58 PM EST, 1 hour 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
958 PM CST THU FEB 20 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0739 PM HIGH SUST WINDS 1 S LOMBARD 41.86N 88.01W
02/20/2014 M40 MPH DUPAGE IL MESONET
MEASURED BY URBANET MESONET SITE.
&&
RCLocal storm report, Feb 20, 11:04 PM EST, 55 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1004 PM CST THU FEB 20 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0845 PM NON-TSTM WND GST GARY 41.60N 87.34W
02/20/2014 M58.00 MPH LAKE IN AWOS
0838 PM NON-TSTM WND GST WAUKEGAN 42.37N 87.87W
02/20/2014 M58.00 MPH LAKE IL ASOS
MEASURED AT WAUKEGAN REGIONAL AIRPORT...KUGN.
0824 PM NON-TSTM WND GST MIDWAY AIRPORT 41.78N 87.75W
02/20/2014 M59.00 MPH COOK IL ASOS
0804 PM NON-TSTM WND GST 2 N SHOREWOOD 41.55N 88.20W
02/20/2014 M58.00 MPH WILL IL MESONET
MEASURED BY CWOP MESONET SITE.
0801 PM NON-TSTM WND DMG S ELBURN 41.89N 88.47W
02/20/2014 KANE IL TRAINED SPOTTER
TREE LIMBS DOWN AND SIDING COMING OFF OF HOUSE. MEASURED
WIND GUSTS TO 51 MPH...WITH SUSTAINED WINDS OF 35 MPH.
0800 PM NON-TSTM WND GST 5 SSE BEACH PARK 42.36N 87.81W
02/20/2014 M58.00 MPH LAKE IL OFFICIAL NWS OBS
50 KT GUST MEASURED AT WAUKEGAN HARBOR GLOS WEATHER
STATION.
0755 PM HEAVY RAIN 5 SW PLAINFIELD 41.56N 88.27W
02/20/2014 M1.20 INCH KENDALL IL TRAINED SPOTTER
STORM TOTAL RAINFALL.
0740 PM HEAVY RAIN HARWOOD HEIGHTS 41.97N 87.81W
02/20/2014 M1.26 INCH COOK IL COCORAHS
STORM TOTAL RAINFALL RELAYED VIA FACEBOOK.
0740 PM NON-TSTM WND GST 4 NE CHICAGO 41.92N 87.57W
02/20/2014 M70.00 MPH LMZ741 IL C-MAN STATION
MEASURED AT THE HARRISON DEVER CRIB. ALSO A 70 MPH GUST
AT 850 PM CST.
0739 PM HIGH SUST WINDS 1 S LOMBARD 41.86N 88.01W
02/20/2014 M40.00 MPH DUPAGE IL MESONET
MEASURED BY URBANET MESONET SITE.
0732 PM NON-TSTM WND GST PAXTON 40.46N 88.10W
02/20/2014 M58.00 MPH FORD IL DEPT OF HIGHWAYS
MEASURED BY ILDOT MESONET.
0722 PM NON-TSTM WND GST 1 W CARBON HILL 41.30N 88.32W
02/20/2014 M63.00 MPH GRUNDY IL MESONET
CWOP SITE.
0715 PM NON-TSTM WND GST PONTIAC 40.88N 88.64W
02/20/2014 M56.00 MPH LIVINGSTON IL AWOS
0715 PM HIGH SUST WINDS ROCHELLE 41.92N 89.06W
02/20/2014 M43.00 MPH OGLE IL AWOS
GUSTS TO 51 MPH THIS HOUR.
0700 PM HEAVY RAIN PEOTONE 41.33N 87.80W
02/20/2014 M1.32 INCH WILL IL PUBLIC
STORM TOTAL RAINFALL RELAYED VIA FACEBOOK.
0700 PM HEAVY RAIN CAROL STREAM 41.92N 88.13W
02/20/2014 M1.10 INCH DUPAGE IL COCORAHS
STORM TOTAL RAINFALL RELAYED VIA FACEBOOK.
0655 PM HEAVY RAIN OAK BROOK 41.84N 87.95W
02/20/2014 M1.34 INCH DUPAGE IL CO-OP OBSERVER
STORM TOTAL.
0637 PM NON-TSTM WND GST SUGAR GROVE 41.77N 88.46W
02/20/2014 M58.00 MPH KANE IL ASOS
0635 PM HIGH SUST WINDS PERU 41.34N 89.13W
02/20/2014 M40.00 MPH LA SALLE IL AWOS
GUSTS UP TO 53 MPH THIS HOUR.
0632 PM NON-TSTM WND GST 1 W PONTIAC 40.88N 88.66W
02/20/2014 M62.00 MPH LIVINGSTON IL DEPT OF HIGHWAYS
ILDOT MESONET.
0631 PM HEAVY RAIN ROMEOVILLE 41.65N 88.09W
02/20/2014 M0.79 INCH WILL IL OFFICIAL NWS OBS
STORM TOTAL. 6 INCHES OF SNOW ON THE GROUND.
0631 PM HEAVY RAIN ROCKFORD AIRPORT 42.20N 89.10W
02/20/2014 M0.69 INCH WINNEBAGO IL OFFICIAL NWS OBS
STORM TOTAL. 6 INCHES OF SNOW ON THE GROUND.
0631 PM HEAVY RAIN 3 SW MIDWAY AIRPORT 41.75N 87.79W
02/20/2014 M0.98 INCH COOK IL CO-OP OBSERVER
STORM TOTAL. 7 INCHES OF SNOW ON THE GROUND.
0630 PM HEAVY RAIN ROSELLE 41.98N 88.08W
02/20/2014 M0.98 INCH DUPAGE IL PUBLIC
STORM TOTAL RELAYED VIA TWITTER.
0600 PM HEAVY RAIN S ELBURN 41.89N 88.47W
02/20/2014 M1.45 INCH KANE IL TRAINED SPOTTER
STORM TOTAL RAINFALL TODAY. STANDING WATER AROUND THE
LOCAL AREA. SNOWPACK IS STILL ABOUT 13 INCHES.
0600 PM HEAVY RAIN OHARE AIRPORT 41.98N 87.90W
02/20/2014 M1.01 INCH COOK IL OFFICIAL NWS OBS
STORM TOTAL RAIN SET A NEW DAILY RECORD...BREAKING THE
OLD RECORD SET IN 2011. 4 INCHES OF SNOW ON THE GROUND.
0600 PM HEAVY RAIN OHARE AIRPORT 41.98N 87.90W
02/20/2014 M1.01 INCH COOK IL ASOS
RAIN TOTAL FOR THE DAY SET A NEW DAILY RECORD...BREAKING
PREVIOUS RECORD OF 0.95 INCHES SET IN 2011.
0600 PM HEAVY RAIN VALPARAISO 41.48N 87.05W
02/20/2014 M1.19 INCH PORTER IN ASOS
RAINFALL TOTAL SO FAR AS OF 6PM.
0600 PM HEAVY RAIN SUGAR GROVE 41.77N 88.46W
02/20/2014 M1.05 INCH KANE IL ASOS
RAINFALL TOTAL FOR THE DAY AT AURORA AIRPORT...KARR.
0550 PM HEAVY RAIN YORKVILLE 41.64N 88.45W
02/20/2014 M1.44 INCH KENDALL IL CO-OP OBSERVER
RAIN TOTAL FOR THE DAY. 0.81 INCHES SINCE 7AM.
0520 PM DENSE FOG CHICAGO 41.88N 87.63W
02/20/2014 COOK IL TRAINED SPOTTER
VISIBILITY LESS THAN 1/4 MILE ON LAKE SHORE DRIVE.
RELAYED VIA FACEBOOK.
0500 PM DENSE FOG PORTAGE 41.59N 87.18W
02/20/2014 PORTER IN TRAINED SPOTTER
VISIBILITY APPROXIMATELY ONE BLOCK.
0500 PM DENSE FOG 2 N JOLIET 41.56N 88.12W
02/20/2014 WILL IL TRAINED SPOTTER
VISIBILITY 200 FEET OR LESS RELAYED VIA FACEBOOK. RETIRED
NWS EMPLOYEE.
0500 PM HEAVY RAIN PORTAGE 41.59N 87.18W
02/20/2014 M0.75 INCH PORTER IN TRAINED SPOTTER
RAIN SO FAR TODAY.
0452 PM DENSE FOG MONTGOMERY 41.73N 88.34W
02/20/2014 KANE IL TRAINED SPOTTER
VISIBILITY ONE EIGHTH OF A MILE. IL 47 AND US 30.
0430 PM DENSE FOG 2 E SCHAUMBURG 42.03N 88.04W
02/20/2014 COOK IL COCORAHS
VISIBILITY NEAR ONE EIGHTH OF A MILE.
0400 PM DENSE FOG WILLOWBROOK 41.76N 87.95W
02/20/2014 DUPAGE IL TRAINED SPOTTER
AT THE INTERSECTION OF 55TH AND ROUTE 83 VISIBILITY ABOUT
ONE FIFTH OF A MILE.
0342 PM DENSE FOG S ELBURN 41.89N 88.47W
02/20/2014 KANE IL TRAINED SPOTTER
VISIBILITY FROM HALF MILE DOWN TO ZERO IN 30 MINUTES.
0314 PM DENSE FOG VALPARAISO 41.48N 87.05W
02/20/2014 PORTER IN TRAINED SPOTTER
FOG HAS VISIBILITY IN THE CITY NEAR ZERO.
&&
RCThe office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 20, 9:43 PM EST | River Flood Warning | LOT | Cook | 36 hr |
| Feb 20, 9:43 PM EST | River Flood Warning | LOT | Will | 29 hr |
| Feb 21, 4:34 AM EST | Gale Warning | LOT | 23 hr | |
| Feb 21, 6:34 AM EST | River Flood Warning | LOT | Iroquois | 64 hr |
| Feb 21, 8:16 AM EST | River Flood Advisory | LOT | Grundy, Will | 41 hr |
| Feb 21, 1:01 PM EST | River Flood Warning | LOT | LaSalle | 42 hr |
| Feb 21, 1:01 PM EST | River Flood Warning | LOT | Bureau, LaSalle | 5 days |
| Feb 21, 4:57 PM EST | River Flood Advisory | LOT | LaSalle | 36 hr |
Nearby
Wind Advisories in Illinois, 2014Wind Advisories in Indiana, 2014Every wind advisory in 2014
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.