Alert archive / Illinois / Wind Chill Advisories in 2014

Wind Chill Advisory 1, NWS Lincoln, IL

January 2, 201410 counties in Illinois

NWS Lincoln, IL issued this wind chill advisory at Jan 2, 2014, 3:20 AM CST for 10 counties in Illinois. It took effect at Jan 2, 2014, 6:00 PM CST. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Jan 2, 2014, 3:20 AM CST (09:20 UTC)
In effect from
Jan 2, 2014, 6:00 PM CST
Expired
Jan 3, 2014, 9:54 AM CST
In force
16 hr
Issued by
NWS Lincoln, IL

Counties Fulton County, IL, Knox County, IL, Marshall County, IL, Mason County, IL, McLean County, IL, Peoria County, IL, Schuyler County, IL, Stark County, IL, Tazewell County, IL, Woodford County, IL

The radar

The Lincoln radar (KILX), 65 km from the middle of the area, began a volume at 09:21 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, 9.3 hours before the alert went out and 112 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 2014-01-02Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2014-01-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 209 square meters per square second.1939587897117136Sfc1 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
520 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
209 m²/s²
0-3 km storm-relative helicity
412 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.

355 
WWUS43 KILX 020920
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
320 AM CST THU JAN 2 2014

...SNOW IS ENDING ACROSS WESTERN AND CENTRAL ILLINOIS BUT
CONTINUES ACROSS EASTERN ILLINOIS...
...BITTERLY COLD CONDITIONS ARE EXPECTED TONIGHT...

ILZ027>031-036>038-040-041-021500-
/O.CAN.KILX.WW.Y.0001.000000T0000Z-140102T1200Z/
/O.NEW.KILX.WC.Y.0001.140103T0000Z-140103T1800Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-
SCHUYLER-MASON-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL...HAVANA
320 AM CST THU JAN 2 2014

...WIND CHILL ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO NOON
CST FRIDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A WIND CHILL
ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO NOON CST
FRIDAY. THE WINTER WEATHER ADVISORY HAS BEEN CANCELLED. 

* WIND CHILL VALUES...VERY COLD ARCTIC AIR WILL OVERSPREAD THE
  AREA TODAY DROPPING TEMPERATURES BELOW ZERO BY FRIDAY MORNING.
  WIND CHILL VALUES WILL BE AS LOW AS 20 DEGREES BELOW ZERO AT
  TIMES TONIGHT THROUGH LATE MORNING FRIDAY.

* IMPACTS...FROST BITE AND HYPOTHERMIA THREATS. DANGEROUS COLDS TO
  PETS. POTENTIAL FREEZING PIPES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES...AND MINIMIZE AS MUCH EXPOSED SKIN AS POSSIBLE.

&&

$$

ILZ042-047>051-021030-
/O.CAN.KILX.WW.Y.0001.000000T0000Z-140102T1200Z/
LOGAN-CASS-MENARD-SCOTT-MORGAN-SANGAMON-
INCLUDING THE CITIES OF...LINCOLN...JACKSONVILLE...SPRINGFIELD
320 AM CST THU JAN 2 2014

...WINTER WEATHER ADVISORY IS CANCELLED...

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

THE SNOW IS ENDING ALONG THE INTERSTATE 55 CORRIDOR WITH LITTLE
ADDITIONAL ACCUMULATION EXPECTED. SNOW HAS ALREADY ENDED FURTHER
NORTHWEST. 

$$

ILZ043-052-053-021200-
/O.CON.KILX.WW.Y.0001.000000T0000Z-140102T1200Z/
DE WITT-CHRISTIAN-MACON-
INCLUDING THE CITIES OF...TAYLORVILLE...DECATUR
320 AM CST THU JAN 2 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST EARLY
THIS MORNING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST EARLY
THIS MORNING. 

* TIMING...LIGHT SNOW WILL GRADUALLY DIMINISH ACROSS THE AREA.
  ACCUMULATIONS OF LESS THAN AN INCH WILL BE POSSIBLE BEFORE IT
  ENDS.

* ACCUMULATIONS...TOTALS ACCUMULATIONS OF TWO TO FOUR INCHES.

* WIND...NORTH WINDS 10 TO 20 MPH AND GUSTY.

* IMPACTS...SNOW WILL HAMPER THOSE COMMUTING EARLY THIS MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

ILZ044>046-054>057-061>063-066>068-071>073-021500-
/O.CON.KILX.WW.Y.0001.000000T0000Z-140102T1500Z/
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
320 AM CST THU JAN 2 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING. 

* TIMING...LIGHT SNOW WILL CONTINUE THROUGH MIDDLE MORNING. AN
  INCH OR TWO OF ADDITIONAL ACCUMULATION IS POSSIBLE.

* ACCUMULATIONS...ACCUMULATIONS OF TWO TO FOUR INCHES ARE POSSIBLE
  NORTH OF INTERSTATE 70 BY 9 AM. LESSER AMOUNTS ARE EXPECTED
  SOUTH OF INTERSTATE 70.

* WIND...NORTH WINDS OF 10 TO 15 MPH.

* IMPACTS...SNOW COVERED ROADS CAN BE EXPECTED FOR THE MORNING
  COMMUTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$


BARKER
6 follow-up statements
371 
WWUS43 KILX 021147
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
547 AM CST THU JAN 2 2014

...SNOW IS ENDING ACROSS WESTERN AND CENTRAL ILLINOIS BUT
CONTINUES ACROSS EASTERN ILLINOIS...
...BITTERLY COLD CONDITIONS ARE EXPECTED TONIGHT...

ILZ044-045-054-061-021300-
/O.CAN.KILX.WW.Y.0001.000000T0000Z-140102T1500Z/
PIATT-CHAMPAIGN-MOULTRIE-SHELBY-
INCLUDING THE CITIES OF...CHAMPAIGN...URBANA...SHELBYVILLE
547 AM CST THU JAN 2 2014

...WINTER WEATHER ADVISORY IS CANCELLED...

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

SNOW IS IN THE PROCESS OF ENDING. LITTLE ADDITIONAL ACCUMULATION
IS EXPECTED. MANY ROADS REMAIN SNOW COVERED. PLEASE USE CAUTION
DRIVING TO WORK OR SCHOOL THIS MORNING.

$$

ILZ043-052-053-021300-
/O.CAN.KILX.WW.Y.0001.000000T0000Z-140102T1200Z/
DE WITT-CHRISTIAN-MACON-
INCLUDING THE CITIES OF...TAYLORVILLE...DECATUR
547 AM CST THU JAN 2 2014

...WINTER WEATHER ADVISORY IS CANCELLED...

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

SNOW IS IN THE PROCESS OF ENDING. LITTLE ADDITIONAL ACCUMULATION
IS EXPECTED. MANY ROADS REMAIN SNOW COVERED. PLEASE USE CAUTION
DRIVING TO WORK OR SCHOOL THIS MORNING.

$$

ILZ046-055>057-062-063-066>068-071>073-021500-
/O.CON.KILX.WW.Y.0001.000000T0000Z-140102T1500Z/
VERMILION-DOUGLAS-COLES-EDGAR-CUMBERLAND-CLARK-EFFINGHAM-JASPER-
CRAWFORD-CLAY-RICHLAND-LAWRENCE-
INCLUDING THE CITIES OF...DANVILLE...CHARLESTON...MATTOON...
EFFINGHAM...FLORA...LAWRENCEVILLE
547 AM CST THU JAN 2 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING. 

* TIMING...LIGHT SNOW WILL CONTINUE THROUGH MIDDLE MORNING. AN
  INCH OF ADDITIONAL ACCUMULATION IS POSSIBLE.

* ACCUMULATIONS...ACCUMULATIONS OF TWO TO FOUR INCHES ARE 
  POSSIBLE NORTH OF INTERSTATE 70 BY 9 AM. LESSER AMOUNTS ARE 
  EXPECTED SOUTH OF INTERSTATE 70. 

* WIND...NORTH WINDS OF 10 TO 15 MPH.

* IMPACTS...SNOW COVERED ROADS CAN BE EXPECTED FOR THE MORNING 
  COMMUTE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

ILZ027>031-036>038-040-041-021800-
/O.CON.KILX.WC.Y.0001.140103T0000Z-140103T1800Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-
SCHUYLER-MASON-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL...HAVANA
547 AM CST THU JAN 2 2014

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON CST FRIDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO
NOON CST FRIDAY. 

* WIND CHILL VALUES...VERY COLD ARCTIC AIR WILL OVERSPREAD THE
  AREA TODAY DROPPING TEMPERATURES BELOW ZERO BY FRIDAY MORNING.
  WIND CHILL VALUES WILL BE AS LOW AS 25 DEGREES BELOW ZERO AT
  TIMES TONIGHT THROUGH LATE MORNING FRIDAY.

* IMPACTS...FROST BITE AND HYPOTHERMIA THREATS. DANGEROUS COLDS 
  TO PETS. POTENTIAL FREEZING PIPES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES...AND MINIMIZE AS MUCH EXPOSED SKIN AS POSSIBLE.

&&

$$


BARKER
537 
WWUS43 KILX 021459
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
859 AM CST THU JAN 2 2014

ILZ046-055>057-062-063-066>068-071>073-021600-
/O.EXP.KILX.WW.Y.0001.000000T0000Z-140102T1500Z/
VERMILION-DOUGLAS-COLES-EDGAR-CUMBERLAND-CLARK-EFFINGHAM-JASPER-
CRAWFORD-CLAY-RICHLAND-LAWRENCE-
INCLUDING THE CITIES OF...DANVILLE...CHARLESTON...MATTOON...
EFFINGHAM...FLORA...LAWRENCEVILLE
859 AM CST THU JAN 2 2014

...WINTER WEATHER ADVISORY WILL EXPIRE AT 9 AM CST THIS MORNING...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 9 AM CST THIS MORNING.

MUCH OF THE LIGHT SNOW HAS ENDED ACROSS EASTERN ILLINOIS. THERE
WILL BE SOME AREAS OF BLOWING SNOW WHICH WILL REDUCE VISIBILITY AT
TIMES...BUT IT IS NOT EXPECTED TO CAUSE A WIDESPREAD PROBLEM.

$$

ILZ027>031-036>038-040-041-022200-
/O.CON.KILX.WC.Y.0001.140103T0000Z-140103T1800Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-
SCHUYLER-MASON-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL...HAVANA
859 AM CST THU JAN 2 2014

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON CST FRIDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO
NOON CST FRIDAY. 

* WIND CHILL VALUES...VERY COLD ARCTIC AIR WILL OVERSPREAD THE 
  AREA TODAY DROPPING TEMPERATURES BELOW ZERO BY FRIDAY MORNING. 
  WIND CHILL VALUES WILL BE AS LOW AS 25 DEGREES BELOW ZERO AT 
  TIMES TONIGHT THROUGH LATE MORNING FRIDAY. 

* IMPACTS...FROST BITE AND HYPOTHERMIA THREATS. DANGEROUS COLD TO
  PETS. POTENTIAL FREEZING PIPES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES...AND MINIMIZE AS MUCH EXPOSED SKIN AS POSSIBLE.

&&

$$
GEELHART
084 
WWUS43 KILX 022127
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
327 PM CST THU JAN 2 2014

ILZ027>031-036>038-040-041-030600-
/O.CON.KILX.WC.Y.0001.140103T0000Z-140103T1800Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-
SCHUYLER-MASON-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL...HAVANA
327 PM CST THU JAN 2 2014

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY. 

* WIND CHILL VALUES...VERY COLD ARCTIC AIR WILL OVERSPREAD THE
  AREA TONIGHT DROPPING TEMPERATURES BELOW ZERO BY FRIDAY MORNING.
  WIND CHILL VALUES WILL BE AS LOW AS 25 DEGREES BELOW ZERO AT
  TIMES TONIGHT THROUGH LATE MORNING FRIDAY.

* IMPACTS...FROST BITE AND HYPOTHERMIA THREATS. DANGEROUS COLD 
  TO PETS. POTENTIAL FREEZING PIPES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND GUSTY WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES...AND MINIMIZE AS MUCH EXPOSED SKIN AS POSSIBLE.

&&

$$


BAK
656 
WWUS43 KILX 030600
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
1200 AM CST FRI JAN 3 2014

ILZ027>031-036>038-040-041-031800-
/O.CON.KILX.WC.Y.0001.000000T0000Z-140103T1800Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-
SCHUYLER-MASON-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL...HAVANA
1200 AM CST FRI JAN 3 2014

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST FRIDAY. 

* WIND CHILL VALUES...VERY COLD ARCTIC AIR WILL OVERSPREAD THE
  AREA OVERNIGHT DROPPING TEMPERATURES BELOW ZERO DURING OVERNIGHT
  INTO MID MORNING FRIDAY. WIND CHILL VALUES WILL BE AS LOW AS 15
  TO 25 DEGREES BELOW ZERO AT TIMES OVERNIGHT THROUGH LATE MORNING
  FRIDAY AND COULD GET DOWN TO 15 BELOW ZERO OR COLDER AT TIMES
  AS FAR SOUTH AS I-72.

* IMPACTS...FROST BITE AND HYPOTHERMIA THREATS. DANGEROUS COLD 
  TO PETS. POTENTIAL FREEZING PIPES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND GUSTY WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES...AND MINIMIZE AS MUCH EXPOSED SKIN AS POSSIBLE.

&&

$$

07
655 
WWUS43 KILX 030942
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
342 AM CST FRI JAN 3 2014

ILZ040-031045-
/O.CAN.KILX.WC.Y.0001.000000T0000Z-140103T1800Z/
SCHUYLER-
342 AM CST FRI JAN 3 2014

...WIND CHILL ADVISORY IS CANCELLED...

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

WIND CHILL VALUES WILL RANGE FROM 10 TO 15 BELOW ZERO AT TIMES 
OVER SCHUYLER COUNTY THROUGH MID MORNING. THESE READINGS ARE JUST
BELOW WIND CHILL ADVISORY LEVELS...HENCE THE WIND CHILL ADVISORY
HAS BEEN CANCELLED THIS MORNING FOR SCHUYLER COUNTY. 

$$

ILZ027>031-036>038-041-031800-
/O.CON.KILX.WC.Y.0001.000000T0000Z-140103T1800Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-MASON-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL...HAVANA
342 AM CST FRI JAN 3 2014

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY. 

* WIND CHILL VALUES...VERY COLD TEMPERATURES IN THE SINGLE DIGITS
  BELOW ZERO WILL OCCUR THIS MORNING WITH A FEW PLACES GETTING TO
  10 BELOW ZERO. WIND CHILL VALUES WILL BE AS LOW AS 15 TO 20 DEGREES
  BELOW ZERO AT TIMES THROUGH LATE MORNING AND COULD GET DOWN TO
  15 BELOW ZERO OR A BIT COLDER AT TIMES AS FAR SOUTH AS I-74 NEAR
  CHAMPAIGN AND DANVILLE.

* IMPACTS...FROST BITE AND HYPOTHERMIA THREATS. DANGEROUS COLD 
  TO PETS. POTENTIAL FREEZING PIPES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND GUSTY WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES...AND MINIMIZE AS MUCH EXPOSED SKIN AS POSSIBLE.

&&

$$

07
588 
WWUS43 KILX 031554
WSWILX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE LINCOLN IL
954 AM CST FRI JAN 3 2014

ILZ027>031-036>038-041-031700-
/O.CAN.KILX.WC.Y.0001.000000T0000Z-140103T1800Z/
KNOX-STARK-PEORIA-MARSHALL-WOODFORD-FULTON-TAZEWELL-MCLEAN-MASON-
INCLUDING THE CITIES OF...GALESBURG...PEORIA...BLOOMINGTON...
NORMAL...HAVANA
954 AM CST FRI JAN 3 2014

...WIND CHILL ADVISORY IS CANCELLED...

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

AS TEMPERATURES HAVE RISEN ABOVE ZERO THIS MORNING...WIND CHILLS
HAVE STARTED TO COME UP AS WELL. WHILE THEY WILL BE BELOW ZERO
MUCH OF THE REMAINDER OF THIS MORNING...THEY WILL CONTINUE TO RISE
TOWARD ZERO BY NOON.

$$
GEELHART

What forecasters said that day

The local office's own words before this wind chill advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Lincoln, IL wrote its last area forecast discussion before this wind chill advisory went out at Jan 1, 11:37 PM CST, 3 hours 43 minutes earlier.

Area forecast discussion, Jan 1, 11:37 PM CST, 3 hours 43 minutes before
Area Forecast Discussion
National Weather Service Lincoln IL
1137 PM CST Wed Jan 1 2014

.DISCUSSION...
ISSUED 905 PM CST Wed Jan 1 2014

Current forecast appears to be on track with heaviest snow
occurring across the middle section of the area. Lighter snow
continues northwest of the Illinois river while snow is finally
moving into southeastern Illinois. Will keep forecast and winter
weather advisory as is, so no update necessary at this time.

Auten
&&

.AVIATION...
ISSUED 1137 PM CST Wed Jan 1 2014

Snow is beginning to taper off some in the northwest and should
affect PIA first, then BMI and SPI, followed by DEC and then
lastly CMI. IFR conditions still continue at all sites, but think
conditions will improve overnight in next 2-3 hours. So expecting
MVFR conditions at PIA at onset, at 08z for SPI and BMI, 09z at
DEC and 10z for CMI. Then VFR conditions a couple hours after
that, respectively. However, NAM model hangs on to some low level
moisture and flurries/light snow tomorrow from late morning into
the afternoon/evening in the east. So have added mention of light
snow or flurries at TAF sites, with lowest vis/cigs in east, and
longest as well. Then expecting clouds to scatter out as high
pressure area moves into the region for late tomorrow night. Winds
will be out of the north and increasing in wind speed as gradient
tightens overnight. North to northwest winds will continue through
tomorrow and be gusty. Gusty winds will decrease tomorrow evening
as gradient loosens, which will be around same time as clouds
scattering out.

Auten
&&

.PREV DISCUSSION...
ISSUED 300 PM CST Wed Jan 1 2014

The 12z guidance snowfall scenario over the next 24 hours looks
relatively on track with ongoing forecast. Minor adjustments to
the timing of the PoPs and snowfall amounts, but the theme of the
current winter weather advisory was kept intact. The models have
some differences for the snowfall Saturday night and Sunday as
well as for the second cold snap for next week Monday into
Tuesday. The ECMWF and Canadian GEM have a stronger low closer to
IL than the GFS, with more snowfall in the eastern half of our
forecast area as a result. Still, another shot of 2-4" snows are
possible for the weekend. For the cold snap, the GFS remained a
little less cold. However, -25C at 850mb instead of -30C will not
make a big difference in the overall deep freeze for early next
week.

SHORT TERM...Tonight through Friday night.

The winter weather advisory looks on track, with light snow
developing already for areas NW of the IL river. Frontogenetical
bands of between 850-700 mb will continue to drive snowfall
production progressively farther south as the stationary front
remains generally along I-70 at least through the evening. A
relatively dry northeast flow near the surface may work to
diminish snowfall totals slightly in our N and E areas. However,
bufkit sounding analysis shows a cross-hair signature of omega,
dendritic growth zone and 80+ RH favorable for advisory snowfall
amounts. Areas southeast of I-70 have warmed into the lower 40s,
but temps there should fall enough before precipitation begins to
allow snow to reach the ground.

The majority of the snow should accumulate through this evening
NW of a line from Taylorville to Champaign, and after midnight
into Thurs morning for areas southeast of there. Snow totals look
to be 2 to 4 NW of Peoria and southeast of I-70, with 3-5" possible
between those two areas. Snowfall may linger beyond 9 am on
Thursday for areas east of I-57, which could be aided by the
development of some lake effect snow bands off of southern Lake
Michigan into northern Vermilion and Champaign counties.
Additional snow for the lake should be less than a half inch in
our areas, but could keep snow falling into Thursday afternoon.

Our first cold snap of this forecast will settle into Illinois for
Thursday night, as 850mb temps drop to -15C to -20C Thurs evening
but begin a slight warmup by 12z/6am Friday. The short lived cold
air residence time should help keep lows from dropping too far,
but readings may still reach down to -12F toward Galesburg with
the below zero reaching to I-72.

Dry high pressure will pass over IL Friday morning and slight east
by Friday evening. Sunshine should help high temps climb into the
teens and low 20s for highs, despite our fresh snow cover. Southerly
winds will develop Fri night helping to bring warmer air into
Illinois for Saturday.

LONG TERM...Saturday through Wednesday.

The warmup will be short lived for Saturday, as a cold front
reaches near the IL river Saturday afternoon. Highs should still
reach near freezing north of I-74 and in the mid-upper 30s S of
I-70. Snow is expected to develop Saturday afternoon for areas NW
of the IL river, with snowfall progressing southeast across the
remainder of our forecast area Saturday night. Low pressure is
forecast to move from SW to NE along the front up the Ohio River
Valley Saturday night and Sunday. As mentioned earlier, the ECMWF
brings that low closer to IL than the GFS and is a little slower
with the progress. The EC and Canadian GEM QPF amounts and
projected snowfall would be into warning criteria (6+" snow in 12
hrs) for areas east of a line from Shelbyville to Paris if that
scenario played out. The progressive GFS is more in the 2-4"
range. That storm will need watching as the bitterly cold airmass
dives into the Plains on the northwest side of that system.

We are still expecting the coldest air of this winter season to
arrive by Monday and Monday night, with 850mb temps possibly as
cold as -30C around 06z Mon night. Low temps will likely drop
below freezing in all of our forecast area, with NW winds creating
dangerous wind chills down in the -30F to -35F range late Mon
night into Tue morning. A wind chill warning would be needed in
that scenario, which is a warning we have not needed to issue in
quite some time.

Lows Tuesday night will be cold but should improve, with lows
mainly in the +1 to -6F range. The warming trend will continue into
Wednesday to help high temps reach into the teens and low 20s.
However, along with the warming trend could be the next chance of
light snow as we head into Wed night.

Shimon

&&

.ILX WATCHES/WARNINGS/ADVISORIES...
WINTER WEATHER ADVISORY until 9 AM CST Thursday FOR ILZ044>046-
054>057-061>063-066>068-071>073.

WINTER WEATHER ADVISORY until 6 AM CST Thursday FOR ILZ027>031-
036>038-040>043-047>053.

&&
Hazardous weather outlook, Jan 1, 3:08 PM CST, 12 hours 12 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LINCOLN IL
308 PM CST WED JAN 1 2014

ILZ027>031-036>038-040-041-021200-
FULTON-KNOX-MARSHALL-MASON-MCLEAN-PEORIA-SCHUYLER-STARK-TAZEWELL-
WOODFORD-
308 PM CST WED JAN 1 2014

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST THURSDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS.

.DAY ONE...TONIGHT

ACCUMULATING SNOWS ARE EXPECTED TO DEVELOP THIS EVENING. PERIODS OF
MODERATE SNOW WILL BE POSSIBLE LATE TONIGHT BEFORE THE SNOW
DIMINISHES TOWARD DAWN. SNOWFALL AMOUNTS SHOULD BE GENERALLY 3 TO
5 INCHES.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

ARCTIC AIR WILL MOVE INTO THE REGION BEHIND THE SYSTEM BRINGING
SUB-ZERO LOWS TO THE AREA BY FRIDAY MORNING.

ANOTHER STORM SYSTEM WILL MOVE INTO ILLINOIS SATURDAY NIGHT AND
SUNDAY WITH THE POTENTIAL FOR PRODUCING ACCUMULATING SNOWFALL.
BEHIND THIS SYSTEM...THE COLDEST AIR OF THE SEASON WILL PUSH INTO
CENTRAL ILLINOIS. A PROLONGED PERIOD OF SUB-ZERO WIND CHILLS IS
LIKELY WITH TUESDAY MORNING EXPECTED TO BE THE COLDEST PERIOD WITH
WIND CHILLS AS LOW AS 30 DEGREES BELOW ZERO POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT.

ILZ042-043-047>053-021200-
CASS-CHRISTIAN-DE WITT-LOGAN-MACON-MENARD-MORGAN-SANGAMON-SCOTT-
308 PM CST WED JAN 1 2014

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST THURSDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS.

.DAY ONE...TONIGHT

ACCUMULATING SNOWS ARE EXPECTED TO DEVELOP THIS EVENING. PERIODS OF
MODERATE SNOW WILL BE POSSIBLE LATE TONIGHT BEFORE THE SNOW
DIMINISHES TOWARD DAWN. SNOWFALL AMOUNTS SHOULD BE GENERALLY 3 TO
5 INCHES.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

ARCTIC AIR WILL MOVE INTO THE REGION BEHIND THE SYSTEM BRINGING
LOWS NEAR ZERO THE AREA BY FRIDAY MORNING.

ANOTHER STORM SYSTEM WILL MOVE INTO ILLINOIS SATURDAY NIGHT AND
SUNDAY WITH THE POTENTIAL FOR PRODUCING ACCUMULATING SNOWFALL.
BEHIND THIS SYSTEM...THE COLDEST AIR OF THE SEASON WILL PUSH INTO
CENTRAL ILLINOIS. A PROLONGED PERIOD OF SUB-ZERO WIND CHILLS IS
LIKELY WITH TUESDAY MORNING EXPECTED TO BE THE COLDEST PERIOD WITH
WIND CHILLS AS LOW AS 30 DEGREES BELOW ZERO POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT.

ILZ044>046-054>057-061>063-066>068-071>073-021200-
CHAMPAIGN-CLARK-CLAY-COLES-CRAWFORD-CUMBERLAND-DOUGLAS-EDGAR-
EFFINGHAM-JASPER-LAWRENCE-MOULTRIE-PIATT-RICHLAND-SHELBY-
VERMILION-
308 PM CST WED JAN 1 2014

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 AM CST THURSDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS...EAST CENTRAL ILLINOIS AND SOUTHEAST ILLINOIS.

.DAY ONE...TONIGHT

ACCUMULATING SNOWS ARE EXPECTED TO DEVELOP LATER THIS EVENING.
PERIODS OF MODERATE SNOW WILL BE POSSIBLE LATE TONIGHT BEFORE THE
SNOW DIMINISHES MID-MORNING THURSDAY. SNOWFALL AMOUNTS SHOULD BE
GENERALLY 3 TO 5 INCHES NORTH OF INTERSTATE 70 WITH 2 TO 4 INCHES
EXPECTED SOUTH OF INTERSTATE 70.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

ARCTIC AIR WILL MOVE INTO THE REGION BEHIND THE SYSTEM BRINGING
LOWS IN THE SINGLE DIGITS ABOVE ZERO TO THE AREA BY FRIDAY
MORNING.

ANOTHER STORM SYSTEM WILL MOVE INTO ILLINOIS SATURDAY NIGHT AND
SUNDAY WITH THE POTENTIAL FOR PRODUCING ACCUMULATING SNOWFALL.
BEHIND THIS SYSTEM...THE COLDEST AIR OF THE SEASON WILL PUSH INTO
CENTRAL ILLINOIS. A PROLONGED PERIOD OF SUB-ZERO WIND CHILLS IS
LIKELY WITH TUESDAY MORNING EXPECTED TO BE THE COLDEST PERIOD WITH
WIND CHILLS AS LOW AS 20 TO 30 DEGREES BELOW ZERO POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT.

HJS

In the hours before

Local storm report, Jan 1, 11:54 PM CST, 3 hours 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1154 PM CST WED JAN 01 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1142 PM     SNOW             2 N HOMER               40.06N 87.96W
01/01/2014  M2.2 INCH        CHAMPAIGN          IL   MESONET

1150 PM     SNOW             2 E LINCOLN             40.15N 89.33W
01/01/2014  M2.4 INCH        LOGAN              IL   OFFICIAL NWS OBS

            0.20 LIQUID

&&

25
Local storm report, Jan 2, 12:02 AM CST, 3 hours 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1202 AM CST THU JAN 02 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1150 PM     SNOW             PEORIA                  40.74N 89.61W
01/01/2014  M1.7 INCH        PEORIA             IL   OFFICIAL NWS OBS

            0.11 LIQUID

&&

25
Local storm report, Jan 2, 12:03 AM CST, 3 hours 17 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE LINCOLN IL
1203 AM CST THU JAN 02 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0830 PM     SNOW             2 NE CISCO              40.03N 88.70W
01/01/2014  M1.4 INCH        PIATT              IL   MESONET

0845 PM     SNOW             2 E BLOOMINGTON         40.48N 88.94W
01/01/2014  M2.0 INCH        MCLEAN             IL   MESONET

0851 PM     SNOW             N BATH                  40.19N 90.14W
01/01/2014  E1.0 INCH        MASON              IL   PUBLIC

0900 PM     SNOW             PETERSBURG              40.01N 89.85W
01/01/2014  M2.6 INCH        MENARD             IL   MESONET

0906 PM     SNOW             N SPRINGFIELD           39.78N 89.64W
01/01/2014  M1.3 INCH        SANGAMON           IL   COCORAHS

0909 PM     SNOW             EL PASO                 40.74N 89.01W
01/01/2014  M1.0 INCH        WOODFORD           IL   PUBLIC

            FACEBOOK REPORT

0909 PM     SNOW             ATHENS                  39.96N 89.72W
01/01/2014  M1.0 INCH        MENARD             IL   PUBLIC

            FACEBOOK REPORT

0914 PM     SNOW             GILSON                  40.87N 90.20W
01/01/2014  M1.0 INCH        KNOX               IL   MESONET

0921 PM     SNOW             RUSHVILLE               40.12N 90.57W
01/01/2014  M2.0 INCH        SCHUYLER           IL   PUBLIC

            FACEBOOK REPORT

0925 PM     SNOW             1 N SAVOY               40.08N 88.25W
01/01/2014  M1.0 INCH        CHAMPAIGN          IL   MESONET

0926 PM     SNOW             CHAMPAIGN               40.11N 88.26W
01/01/2014  M1.5 INCH        CHAMPAIGN          IL   BROADCAST MEDIA

            FROM WCIA

0937 PM     SNOW             BEARDSTOWN              40.01N 90.43W
01/01/2014  M2.0 INCH        CASS               IL   PUBLIC

            FACEBOOK REPORT

0937 PM     SNOW             1 SE LAKE JACKSONVILLE  39.66N 90.20W
01/01/2014  M1.1 INCH        MORGAN             IL   MESONET

0942 PM     SNOW             MACKINAW                40.53N 89.36W
01/01/2014  M1.3 INCH        TAZEWELL           IL   PUBLIC

            TWITTER REPORT

0955 PM     SNOW             BLOOMINGTON             40.48N 88.97W
01/01/2014  M2.1 INCH        MCLEAN             IL   MESONET

1008 PM     SNOW             SPRINGFIELD             39.78N 89.64W
01/01/2014  M1.5 INCH        SANGAMON           IL   MESONET

1038 PM     SNOW             PANA                    39.39N 89.08W
01/01/2014  M1.2 INCH        CHRISTIAN          IL   MESONET

1039 PM     SNOW             NORMAL                  40.52N 89.00W
01/01/2014  M2.4 INCH        MCLEAN             IL   MESONET

1039 PM     SNOW             EASTON                  40.23N 89.84W
01/01/2014  M2.0 INCH        MASON              IL   PUBLIC

            FACEBOOK REPORT

1040 PM     SNOW             GALESBURG               40.95N 90.38W
01/01/2014  M2.0 INCH        KNOX               IL   TRAINED SPOTTER

            SNOW HAS ENDED

1045 PM     SNOW             MOUNT ZION              39.78N 88.88W
01/01/2014  M2.4 INCH        MACON              IL   MESONET

1050 PM     SNOW             SULLIVAN                39.60N 88.61W
01/01/2014  M1.5 INCH        MOULTRIE           IL   MESONET

1142 PM     SNOW             2 N HOMER               40.06N 87.96W
01/01/2014  M2.2 INCH        CHAMPAIGN          IL   MESONET

1150 PM     SNOW             2 E LINCOLN             40.15N 89.33W
01/01/2014  M2.4 INCH        LOGAN              IL   OFFICIAL NWS OBS

            0.20 LIQUID

1150 PM     SNOW             PEORIA                  40.74N 89.61W
01/01/2014  M1.7 INCH        PEORIA             IL   OFFICIAL NWS OBS

            0.11 LIQUID

&&

THE TOTALS BELOW ARE SEPARATED INTO SNOW...AND ICE AND SLEET
CATEGORIES...THEN BY AMOUNT...AND ARE NOT NECESSARILY THE
FINAL AMOUNT FOR EACH LOCATION.

SNOW REPORTS LISTED BY AMOUNT...

 INCHES  LOCATION             COUNTY       TIME
 ------  -------------------  -----------  -------
  2.60   PETERSBURG           MENARD       0900 PM
  2.40   2 E LINCOLN          LOGAN        1150 PM
  2.40   MOUNT ZION           MACON        1045 PM
  2.40   NORMAL               MCLEAN       1039 PM
  2.20   2 N HOMER            CHAMPAIGN    1142 PM
  2.10   BLOOMINGTON          MCLEAN       0955 PM
  2.00   GALESBURG            KNOX         1040 PM
  2.00   EASTON               MASON        1039 PM
  2.00   BEARDSTOWN           CASS         0937 PM
  2.00   RUSHVILLE            SCHUYLER     0921 PM
  2.00   2 E BLOOMINGTON      MCLEAN       0845 PM
  1.70   PEORIA               PEORIA       1150 PM
  1.50   SULLIVAN             MOULTRIE     1050 PM
  1.50   SPRINGFIELD          SANGAMON     1008 PM
  1.50   CHAMPAIGN            CHAMPAIGN    0926 PM
  1.40   2 NE CISCO           PIATT        0830 PM
  1.30   MACKINAW             TAZEWELL     0942 PM
  1.30   N SPRINGFIELD        SANGAMON     0906 PM
  1.20   PANA                 CHRISTIAN    1038 PM
  1.10   1 SE LAKE JACKSONVIL MORGAN       0937 PM
  1.00   1 N SAVOY            CHAMPAIGN    0925 PM
  1.00   GILSON               KNOX         0914 PM
  1.00   ATHENS               MENARD       0909 PM
  1.00   EL PASO              WOODFORD     0909 PM
  1.00   N BATH               MASON        0851 PM

25
Local storm report, Jan 2, 12:51 AM CST, 2 hours 29 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1251 AM CST THU JAN 02 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1249 AM     SNOW             SULLIVAN                39.60N 88.61W
01/02/2014  M2.8 INCH        MOULTRIE           IL   MESONET

            SWOP OBSERVER

&&

LBARKER
Local storm report, Jan 2, 1:33 AM CST, 1 hour 47 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
133 AM CST THU JAN 02 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0132 AM     SNOW             HENRY                   41.11N 89.36W
01/02/2014  M1.6 INCH        MARSHALL           IL   EMERGENCY MNGR

&&

LBARKER
Local storm report, Jan 2, 1:47 AM CST, 1 hour 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
147 AM CST THU JAN 02 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0146 AM     SNOW             RIVERTON                39.85N 89.54W
01/02/2014  E3.0 INCH        SANGAMON           IL   MESONET

&&

LBARKER

Nearby

Wind Chill Advisories in Illinois, 2014Every wind chill 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.