Alert archive / Illinois / Wind Advisories in 2009

Wind Advisory 7, NWS Lincoln, IL

April 27, 200916 counties in Illinois

NWS Lincoln, IL issued this wind advisory at Apr 27, 2009, 1:57 AM CDT for 16 counties in Illinois. It took effect at Apr 27, 2009, 7:00 AM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Apr 27, 2009, 1:57 AM CDT (06:57 UTC)
In effect from
Apr 27, 2009, 7:00 AM CDT
Expired
Apr 27, 2009, 1:40 PM CDT
In force
7 hr
Issued by
NWS Lincoln, IL

Counties Champaign County, IL, Clark County, IL, Clay County, IL, Coles County, IL, Crawford County, IL, Cumberland County, IL, Douglas County, IL, Edgar County, IL, Effingham County, IL, Jasper County, IL, Lawrence County, IL, Moultrie County, IL, Piatt County, IL, Richland County, IL, Shelby County, IL, Vermilion County, IL

The radar

The Lincoln radar (KILX), 130 km from the middle of the area, began a volume at 06:58 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, 7.0 hours before the alert went out and 92 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.

Skew-T log-pSkew-T log-p diagram, Lincoln, IL at 00:00Z on 2009-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2009-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2458 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS73 KILX 270657
NPWILX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
157 AM CDT MON APR 27 2009

...WINDY CONDITIONS EXPECTED ACROSS EAST-CENTRAL ILLINOIS TODAY...

.A TIGHT GRADIENT BETWEEN HIGH PRESSURE ANCHORED ALONG THE EAST
COAST AND A COLD FRONT APPROACHING FROM THE WEST WILL PRODUCE
STRONG WINDS ACROSS EAST-CENTRAL ILLINOIS TODAY. WITH PARTIAL
SUNSHINE EXPECTED INITIALLY...ENOUGH MIXING WILL OCCUR TO BRING
EVEN STRONGER WINDS DOWN TO THE SURFACE. SUSTAINED WINDS WILL
INCREASE INTO THE 20 TO 30 MPH WITH GUSTS UP TO 45 MPH AT TIMES.
THE WINDS WILL BEGIN TO SUBSIDE BY LATE AFTERNOON...AS CLOUDS AND
SHOWERS MOVE INTO THE AREA.

ILZ044>046-054>057-061>063-066>068-071>073-271500-
/O.NEW.KILX.WI.Y.0007.090427T1200Z-090427T2200Z/
PIATT-CHAMPAIGN-VERMILION-MOULTRIE-DOUGLAS-COLES-EDGAR-SHELBY-
CUMBERLAND-CLARK-EFFINGHAM-JASPER-CRAWFORD-CLAY-RICHLAND-LAWRENCE-
INCLUDING THE CITIES OF...CHAMPAIGN...URBANA...DANVILLE...
CHARLESTON...MATTOON...SHELBYVILLE...EFFINGHAM...FLORA...
LAWRENCEVILLE
157 AM CDT MON APR 27 2009

...WIND ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO 5 PM CDT
THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 AM THIS MORNING TO 5 PM CDT
THIS AFTERNOON. 

SOUTHERLY WINDS WILL INCREASE INTO THE 20 TO 30 MPH RANGE WITH
GUSTS UP TO 45 MPH AT TIMES TODAY.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

$$

BARNES
2 follow-up statements
000 
WWUS73 KILX 271456
NPWILX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
956 AM CDT MON APR 27 2009

...WINDY CONDITIONS EXPECTED ACROSS EAST-CENTRAL ILLINOIS TODAY...

.A TIGHT GRADIENT BETWEEN HIGH PRESSURE ANCHORED ALONG THE EAST
COAST AND A COLD FRONT APPROACHING FROM THE WEST WILL PRODUCE
STRONG WINDS ACROSS EAST-CENTRAL ILLINOIS TODAY. 

ILZ044>046-054>057-061>063-066>068-071>073-271900-
/O.CON.KILX.WI.Y.0007.000000T0000Z-090427T2200Z/
PIATT-CHAMPAIGN-VERMILION-MOULTRIE-DOUGLAS-COLES-EDGAR-SHELBY-
CUMBERLAND-CLARK-EFFINGHAM-JASPER-CRAWFORD-CLAY-RICHLAND-LAWRENCE-
INCLUDING THE CITIES OF...CHAMPAIGN...URBANA...DANVILLE...
CHARLESTON...MATTOON...SHELBYVILLE...EFFINGHAM...FLORA...
LAWRENCEVILLE
956 AM CDT MON APR 27 2009

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON. 

SOUTHERLY WINDS OF 20 TO 30 MPH WILL GUST OVER 40 MPH AT TIMES
TODAY. THE WINDS SHOULD BEGIN TO SUBSIDE BY LATE AFTERNOON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
GEELHART
000 
WWUS73 KILX 271840
NPWILX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
140 PM CDT MON APR 27 2009

...WINDS SUBSIDING OVER EASTERN ILLINOIS...

ILZ044>046-054>057-061>063-066>068-071>073-271945-
/O.CAN.KILX.WI.Y.0007.000000T0000Z-090427T2200Z/
PIATT-CHAMPAIGN-VERMILION-MOULTRIE-DOUGLAS-COLES-EDGAR-SHELBY-
CUMBERLAND-CLARK-EFFINGHAM-JASPER-CRAWFORD-CLAY-RICHLAND-LAWRENCE-
INCLUDING THE CITIES OF...CHAMPAIGN...URBANA...DANVILLE...
CHARLESTON...MATTOON...SHELBYVILLE...EFFINGHAM...FLORA...
LAWRENCEVILLE
140 PM CDT MON APR 27 2009

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS CANCELLED THE WIND
ADVISORY. 

AS RAIN COOLED AIR MOVES INTO EASTERN ILLINOIS...THE STRONG WINDS
OF EARLIER HAVE BEEN DIMINISHING. THIS TREND WILL CONTINUE THE
REMAINDER OF THE AFTERNOON.

$$
GEELHART

The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 27, 6:12 PM CDTSpecial Weather StatementILXLogan, Mason, Menard, Morgan, Tazewell63 min
Apr 27, 6:59 PM CDTSpecial Weather StatementILXLogan, Menard, Sangamon, Tazewell, Woodford61 min

Nearby

Wind Advisories in Illinois, 2009Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.