Alert archive / Illinois / Wind Advisories in 2012
Wind Advisory 9, NWS Chicago, IL
NWS Chicago, IL issued this wind advisory at Jun 18, 2012, 4:37 AM CDT for 9 counties in Illinois. It took effect at Jun 18, 2012, 1:00 PM CDT. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Jun 18, 2012, 4:37 AM CDT (09:37 UTC)
- In effect from
- Jun 18, 2012, 1:00 PM CDT
- Expired
- Jun 18, 2012, 7:00 PM CDT
- In force
- 6 hr
- Issued by
- NWS Chicago, IL
Counties Boone County, IL, DeKalb County, IL, Kane County, IL, Lake County, IL, LaSalle County, IL, Lee County, IL, McHenry County, IL, Ogle County, IL, Winnebago County, IL
The radar
The Chicago radar (KLOT), 75 km from the middle of the area, began a volume at 09:40 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
Davenport, (KDVN), launched 00:00Z, 9.6 hours before the alert went out and 150 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
- 2235 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 114 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
438 WWUS73 KLOT 180937 NPWLOT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHICAGO IL 437 AM CDT MON JUN 18 2012 ...STRONG AND GUSTY SOUTHWEST WINDS WILL OCCUR ACROSS NORTH CENTRAL AND FAR NORTHEAST ILLINOIS THIS AFTERNOON AND EARLY EVENING... .WINDS AT AROUND 5 THOUSAND FEET ABOVE THE GROUND WERE OUT OF THE SW AT AROUND 35 MPH EARLY THIS MORNING. THESE WINDS ARE PROJECTED TO INCREASE TO 40 TO 50 MPH FOR THIS AFTERNOON. STRONG HEATING WILL OCCUR LATER THIS MORNING AND THIS AFTERNOON. THIS WILL ALLOW THESE STRONG WINDS TO MIX DOWN TO NEAR THE GROUND LEVEL. ILZ003>006-008-010>012-019-181745- /O.NEW.KLOT.WI.Y.0009.120618T1800Z-120619T0000Z/ WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-LA SALLE- INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK... WAUKEGAN...OREGON...DIXON...DEKALB...AURORA...OTTAWA 437 AM CDT MON JUN 18 2012 ...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM CDT THIS EVENING. * TIMING...EARLY AFTERNOON THROUGH EARLY EVENING. * WINDS...SUSTAINED WINDS 30 TO 35 MPH WITH GUSTS 45 TO 50 MPH. * IMPACTS...HAZARDOUS CONDITIONS FOR HIGH PROFILE VEHICLES...AT CONSTRUCTIONS SITES WHERE LOOSE MATERIALS MAY BECOME AIRBORNE AND UNSUPPORTED WALLS MAY NOT BE ABLE TO REMAIN STANDING...AND FOR MOTORISTS AND PEDESTRIANS ALIKE WITH LOOSE OBJECTS AND DEBRIS LIKELY TO BE BLOWING ABOUT. 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. && $$
2 follow-up statements
860 WWUS73 KLOT 181603 NPWLOT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHICAGO IL 1103 AM CDT MON JUN 18 2012 ...STRONG AND GUSTY SOUTHWEST WINDS WILL OCCUR ACROSS NORTH CENTRAL AND FAR NORTHEAST ILLINOIS THIS AFTERNOON AND EARLY EVENING... ILZ003>006-008-010>012-019-190000- /O.CON.KLOT.WI.Y.0009.120618T1800Z-120619T0000Z/ WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-LA SALLE- INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK... WAUKEGAN...OREGON...DIXON...DEKALB...AURORA...OTTAWA 1103 AM CDT MON JUN 18 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * TIMING...EARLY AFTERNOON THROUGH EARLY EVENING. * WINDS...SUSTAINED WINDS 30 TO 35 MPH WITH GUSTS 45 TO 50 MPH. * IMPACTS...HAZARDOUS CONDITIONS FOR HIGH PROFILE VEHICLES...AT CONSTRUCTIONS SITES WHERE LOOSE MATERIALS MAY BECOME AIRBORNE AND UNSUPPORTED WALLS MAY NOT BE ABLE TO REMAIN STANDING...AND FOR MOTORISTS AND PEDESTRIANS ALIKE WITH LOOSE OBJECTS AND DEBRIS LIKELY TO BE BLOWING ABOUT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH...OR GUSTS BETWEEN 45 AND 57 MPH...ARE LIKELY. WINDS THIS STRONG CAN CAUSE MINOR PROPERTY DAMAGE UNLESS PRECAUTIONS ARE TAKEN. DRIVING MAY BE DIFFICULT...ESPECIALLY IN HIGH PROFILE VEHICLES. MOTORISTS SHOULD BE ALERT AND USE CAUTION. && $$
425 WWUS73 KLOT 182048 NPWLOT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE CHICAGO IL 348 PM CDT MON JUN 18 2012 ...GUSTY SOUTH TO SOUTHWEST WINDS WILL CONTINUE TO GUST NEAR 45 MPH AT TIMES THROUGH EARLY THIS EVENING ACROSS NORTH CENTRAL AND PARTS OF NORTHEAST ILLINOIS... ILZ003>006-008-010>012-019-190000- /O.CON.KLOT.WI.Y.0009.000000T0000Z-120619T0000Z/ WINNEBAGO-BOONE-MCHENRY-LAKE IL-OGLE-LEE-DE KALB-KANE-LA SALLE- INCLUDING THE CITIES OF...ROCKFORD...BELVIDERE...WOODSTOCK... WAUKEGAN...OREGON...DIXON...DEKALB...AURORA...OTTAWA 348 PM CDT MON JUN 18 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * TIMING...NOW THROUGH EARLY EVENING. * WINDS...SUSTAINED WINDS AROUND 30 MPH GUSTS AROUND 45 MPH. WINDS WILL DIMINISH TOWARD SUNSET. * IMPACTS...HAZARDOUS CONDITIONS FOR HIGH PROFILE VEHICLES...AT CONSTRUCTIONS SITES WHERE LOOSE MATERIALS MAY BECOME AIRBORNE AND UNSUPPORTED WALLS MAY NOT BE ABLE TO REMAIN STANDING...AND FOR MOTORISTS AND PEDESTRIANS ALIKE WITH LOOSE OBJECTS AND DEBRIS LIKELY TO BE BLOWING ABOUT. 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. && $$ RATZER
The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 4:35 AM CDT | Gale Warning | LOT | 17 hr | |
| Jun 18, 4:35 AM CDT | Small Craft Advisory | LOT | 17 hr |
Nearby
Wind Advisories in Illinois, 2012Every wind advisory in 2012
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.