Alert archive / Illinois / Wind Advisories in 2007

Wind Advisory 2, NWS Lincoln, IL

April 1, 200719 counties in Illinois

NWS Lincoln, IL issued this wind advisory at Apr 1, 2007, 1:36 PM CDT for 19 counties in Illinois. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Apr 1, 2007, 1:36 PM CDT (18:36 UTC)
Expired
Apr 1, 2007, 6:00 PM CDT
In force
4 hr
Issued by
NWS Lincoln, IL

Counties Cass County, IL, Champaign County, IL, Christian County, IL, DeWitt County, IL, Fulton County, IL, Logan County, IL, Macon County, IL, Mason County, IL, McLean County, IL, Menard County, IL, Morgan County, IL, Peoria County, IL, Piatt County, IL, Sangamon County, IL, Schuyler County, IL, Scott County, IL, Tazewell County, IL, Vermilion County, IL, Woodford County, IL

The radar

The Lincoln radar (KILX), 9 km from the middle of the area, began a volume at 18:34 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 12:00Z, 6.6 hours before the alert went out and 72 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 12:00Z on 2007-04-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2007-04-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 323 square meters per square second.1939587897117Sfc1 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
2 J/kg
Mixed-layer CIN
-175 J/kg
Mixed-layer LCL
1284 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
323 m²/s²
0-3 km storm-relative helicity
340 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 011836
NPWILX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
136 PM CDT SUN APR 1 2007

...STRONG WINDS ACROSS CENTRAL ILLINOIS THIS AFTERNOON...

..STRONG LOW PRESSURE OVER NORTHERN WISCONSIN HAS RESULTED IN A
TIGHT PRESSURE GRADIENT ACROSS MUCH OF THE MIDWEST. STRONG WINDS
MOSTLY SUNNY SKIES ACROSS THE REGION HAS ALLOWED STRONG WINDS JUST
ABOVE THE SURFACE TO MIX DOWN TO GROUND LEVEL. SUSTAINED WINDS OF
30 MPH AND GUSTS TO 45 MPH HAVE ALREADY BEEN REPORTED... AND ARE
LIKELY TO CONTINUE UNTIL EARLY THIS EVENING.

ILZ029-031-036>038-040>053-012300-
/O.NEW.KILX.WI.Y.0002.070401T1836Z-070401T2300Z/
PEORIA-WOODFORD-FULTON-TAZEWELL-MCLEAN-SCHUYLER-MASON-LOGAN-
DE WITT-PIATT-CHAMPAIGN-VERMILION-CASS-MENARD-SCOTT-MORGAN-
SANGAMON-CHRISTIAN-MACON-
INCLUDING THE CITIES OF...PEORIA...BLOOMINGTON...NORMAL...
HAVANA...LINCOLN...CHAMPAIGN...URBANA...DANVILLE...JACKSONVILLE...
SPRINGFIELD...TAYLORVILLE...DECATUR
136 PM CDT SUN APR 1 2007

...WIND ADVISORY IN EFFECT UNTIL 6 PM CDT THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CDT THIS AFTERNOON. 

WEST TO SOUTHWEST WINDS OF 30 TO 35 MPH... WITH GUSTS UP TO 45
MPH...WILL CONTINUE THROUGH THE AFTERNOON HOURS. THE STRONGEST
WINDS CAN BE EXPECTED BETWEEN 130 PM AND 4 PM.

MOTORISTS...ESPECIALLY THOSE IN HIGH PROFILE VEHICLES... SHOULD
DRIVE WITH EXTREME CAUTION. SUDDEN GUSTS MAY CAUSE YOUR VEHICLE TO
DRIFT INTO NEIGHBORING LANES. SMALLER CARS SHOULD USE EXTREME
CAUTION WHEN PASSING LARGER VEHICLES. THIS HAZARD WILL BE
ESPECIALLY PROBLEMATIC ON NORTH-SOUTH ORIENTED ROADWAYS SUCH AS
I-55 AND I-155.

THE WINDS WILL SUBSIDE EARLY THIS EVENING.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH ARE
EXPECTED...WITH GUSTS TO 45 MPH. 

$$

HARDIMAN
1 follow-up statement
000 
WWUS73 KILX 012300
NPWILX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
600 PM CDT SUN APR 1 2007

ILZ029-031-036>038-040>053-020000-
/O.EXP.KILX.WI.Y.0002.000000T0000Z-070401T2300Z/
PEORIA-WOODFORD-FULTON-TAZEWELL-MCLEAN-SCHUYLER-MASON-LOGAN-
DE WITT-PIATT-CHAMPAIGN-VERMILION-CASS-MENARD-SCOTT-MORGAN-
SANGAMON-CHRISTIAN-MACON-
INCLUDING THE CITIES OF...PEORIA...BLOOMINGTON...NORMAL...
HAVANA...LINCOLN...CHAMPAIGN...URBANA...DANVILLE...JACKSONVILLE...
SPRINGFIELD...TAYLORVILLE...DECATUR
600 PM CDT SUN APR 1 2007

...WIND ADVISORY WILL EXPIRE AT 6 PM CDT THIS AFTERNOON...

THE WIND ADVISORY WILL EXPIRE AT 6 PM CDT THIS AFTERNOON. 

WIND SPEEDS WILL DECREASE BELOW WIND ADVISORY CRITERIA THIS EVENING.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 7:01 PM CDTSevere Thunderstorm WarningILXFulton, Knox44 min
Mar 31, 7:13 PM CDTSevere Thunderstorm WarningILXLogan, Tazewell47 min
Mar 31, 7:22 PM CDTSevere Thunderstorm WarningILXLogan, Sangamon30 min
Mar 31, 7:23 PM CDTSevere Thunderstorm WarningILXKnox37 min
Mar 31, 7:26 PM CDTSevere Thunderstorm WarningILXChristian, Macon49 min
Mar 31, 7:46 PM CDTSevere Thunderstorm WarningILXChristian31 min
Mar 31, 7:50 PM CDTSevere Thunderstorm WarningILXDeWitt, McLean25 min
Mar 31, 8:14 PM CDTSevere Thunderstorm WarningILXMcLean31 min
Mar 31, 8:30 PM CDTSevere Thunderstorm WarningILXMacon, Moultrie, Piatt45 min
Mar 31, 8:37 PM CDTSevere Thunderstorm WarningILXChampaign53 min

Nearby

Wind Advisories in Illinois, 2007Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.