Alert archive / Illinois / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 13, NWS Lincoln, IL

January 29, 2008McLean County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Jan 29, 2008, 1:28 PM CST for McLean County, Illinois. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jan 29, 2008, 1:28 PM CST (19:28 UTC)
Expired: Jan 29, 2008, 2:15 PM CST
In force: 47 min
Issued by: NWS Lincoln, IL
Area: Storm-based polygon

County McLean County, IL

The radar

The Lincoln radar (KILX), 56 km from the middle of the area, began a volume at 19:29 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, 7.5 hours before the alert went out and 46 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 553 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 193 m²/s²
0-3 km storm-relative helicity: 206 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 
WUUS53 KILX 291928
SVRILX
ILC113-292015-
/O.NEW.KILX.SV.W.0013.080129T1928Z-080129T2015Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
128 PM CST TUE JAN 29 2008

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MCLEAN COUNTY IN CENTRAL ILLINOIS...

* UNTIL 215 PM CST.

* AT 128 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND
  DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THIS STORM WAS LOCATED 5
  MILES NORTHWEST OF MCLEAN...OR ABOUT 15 MILES NORTHEAST OF
  LINCOLN...AND WAS MOVING NORTHEAST AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  NORMAL...
  BLOOMINGTON...
  DOWNS...
  HUDSON...
  TOWANDA...
  LEXINGTON...
  COOKSVILLE...
  CHENOA...

OTHER LOCATIONS IN THIS WARNING INCLUDE...COLFAX AND STANFORD.

THIS INCLUDES INTERSTATE 39 BETWEEN MILE MARKERS 0 AND 6.

THIS INCLUDES INTERSTATE 55 BETWEEN MILE MARKERS 142 AND 187.

THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 124 AND 142.

DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

REPORT ANY SEVERE WEATHER OR DAMAGE TO YOUR LOCAL EMERGENCY
MANAGER...OR THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY TO THE
NATIONAL WEATHER SERVICE.

LAT...LON 4028 8911 4028 8921 4034 8928 4039 8927
      4075 8884 4075 8861 4069 8857 4064 8856
      4063 8851 4058 8847
TIME...MOT...LOC 1928Z 234DEG 37KT 4037 8922

$$

MILLER

1 follow-up statement

000 
WWUS53 KILX 291954
SVSILX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
153 PM CST TUE JAN 29 2008

ILC113-292015-
/O.CON.KILX.SV.W.0013.000000T0000Z-080129T2015Z/
MCLEAN-
153 PM CST TUE JAN 29 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM CST
FOR MCLEAN COUNTY...

AT 148 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...
AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THIS STORM WAS LOCATED 3
MILES WEST OF TOWANDA...OR ABOUT 6 MILES NORTH OF BLOOMINGTON...
MOVING NORTHEAST AT 55 MPH. OTHER STRONG TO SEVERE THUNDERSTORMS 
EXTENDED SOUTHWEST TOWARD THE TOWN OF MCLEAN...ALSO MOVING NORTHEAST
AT 55 MPH.

PEOPLE NEAR THESE LOCATIONS ARE STILL THREATENED...
  LEXINGTON...
  PLEASANT HILL...
  CHENOA...
  COLFAX...
  ANCHOR...
  WESTON...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR
DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD TO GROUND
LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY
INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 4028 8911 4029 8918 4037 8919 4045 8915
      4075 8884 4075 8861 4069 8857 4064 8856
      4063 8851 4058 8847
TIME...MOT...LOC 1953Z 230DEG 49KT 4060 8888

$$

MILLER

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 28, 9:28 PM CST	Blowing Snow Advisory	ILX	Fulton, Knox, McLean, Marshall, Mason, Peoria and 4 more	18 hr
Jan 28, 9:29 PM CST	Wind Advisory	ILX	Cass, Champaign, Christian, Clark, Clay, Coles and 19 more	29 hr
Jan 29, 12:41 PM CST	Severe Thunderstorm Warning	ILX	Cass, Menard, Morgan, Sangamon	34 min
Jan 29, 1:14 PM CST	Severe Thunderstorm Warning	ILX	Logan, Menard	31 min
Jan 29, 2:02 PM CST	Severe Thunderstorm Warning	ILX	DeWitt, McLean, Macon, Piatt	43 min
Jan 29, 2:11 PM CST	Severe Thunderstorm Warning	ILX	McLean	23 min
Jan 29, 3:00 PM CST	Winter Weather Advisory	ILX	Fulton, Knox, McLean, Marshall, Mason, Peoria and 4 more	12 hr
Jan 29, 4:25 PM CST	Severe Thunderstorm Warning	ILX	Clay, Richland	26 min
Jan 29, 4:33 PM CST	Severe Thunderstorm Warning	ILX	Crawford, Jasper, Lawrence	35 min
Jan 29, 4:44 PM CST	Tornado Warning	ILX	Lawrence, Richland	31 min
Jan 29, 4:54 PM CST	Tornado Warning	ILX	Crawford	25 min

Nearby

Severe Thunderstorm Warnings in Illinois, 2008 Every severe thunderstorm warning in 2008

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.