Alert archive / Illinois / Tornado Warnings in 2000

Tornado Warning 15, NWS St. Louis, MO

May 12, 2000Bond County, Madison County, Illinois

NWS St. Louis, MO issued this tornado warning at May 12, 2000, 6:05 PM CDT for Bond County, Madison County, Illinois. It was in force for 50 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: May 12, 2000, 6:05 PM CDT (23:05 UTC)
Expired: May 12, 2000, 6:55 PM CDT
In force: 50 min
Issued by: NWS St. Louis, MO
Area: Whole counties

Counties Bond County, IL, Madison County, IL

What was reported inside it

Time	Report	Where	Remark
May 12, 6:25 PM CDT	Tornado F1	Old Ripley, IL	A tornado left a path of damage for 9 miles across east Bond County. The damage first started 2.5 miles north northeast of Old Ripley where several large trees were damaged. The tornado traveled east alone County Road 1300 destroying one barn and 2 machine she
May 12, 6:47 PM CDT	Tornado F2	Greenville, IL	A second tornado formed about 100 yards southeast of the initial tornado in Bond County and traveled east for about 1.5 miles. The tornado traveled through a heavily wooded area destroying hundreds of large trees.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 12, 4:30 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 11.1 hours before the alert went out and 170 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: 2035 J/kg
Mixed-layer CIN: -305 J/kg
Mixed-layer LCL: 1023 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 283 m²/s²
0-3 km storm-relative helicity: 282 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.3

Open this sounding in Storm Lab

The text

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

792 
WFUS53 KLSX 122305
TORSTL
ILC005-119-122355-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
605 PM CDT FRI MAY 12 2000

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN BOND COUNTY IN SOUTH CENTRAL ILLINOIS
  NORTHEASTERN MADISON COUNTY ILLINOIS IN SOUTHWESTERN ILLINOIS

* UNTIL 655 PM CDT

* AT 604 PM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A TORNADO NEAR NEW DOUGLAS... MOVING EAST NORTHEAST 35 MPH.

* LOCATIONS IN THE PATH...
  SORENTO
  RENO


IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER NOW A
BASEMENT OFFERS THE BEST PROTECTION. IF NOT AVAILABLE...MOVE TO
THE LOWEST FLOOR AND SEEK SHELTER IN A SMALL INTERIOR ROOM. STAY
AWAY FROM OUTSIDE WALLS AND WINDOWS. MOBILE HOMES SHOULD BE
ABANDONED IN FAVOR OF A MORE SUBSTANTIAL STRUCTURE. DO NOT TRY TO
OUTRUN A TORNADO IN A VEHICLE

RP/ST/GKS

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 12, 3:41 PM CDT	Severe Thunderstorm Warning	LSX	Calhoun, Greene	49 min
May 12, 4:09 PM CDT	Severe Thunderstorm Warning	LSX	Jersey	51 min
May 12, 4:30 PM CDT	Severe Thunderstorm Warning	LSX	Greene	50 min
May 12, 4:42 PM CDT	Severe Thunderstorm Warning	LSX	Macoupin	48 min
May 12, 5:02 PM CDT	Severe Thunderstorm Warning	LSX	Jersey, Macoupin	48 min
May 12, 5:42 PM CDT	Severe Thunderstorm Warning	LSX	Montgomery	58 min
May 12, 6:01 PM CDT	Severe Thunderstorm Warning	LSX	Bond, Madison	64 min
May 12, 6:49 PM CDT	Tornado Warning	LSX	Fayette	51 min

Nearby

Tornado Warnings in Illinois, 2000 Every tornado warning in 2000 Tornadoes in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.