Alert archive / Missouri / Tornado Warnings in 1997

Tornado Warning 5, NWS St. Louis, MO

June 13, 1997Saint Francois County, Missouri

NWS St. Louis, MO issued this tornado warning at Jun 13, 1997, 5:00 PM CDT for Saint Francois County, Missouri. It was in force for 45 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
Jun 13, 1997, 5:00 PM CDT (22:00 UTC)
Expired
Jun 13, 1997, 5:45 PM CDT
In force
45 min
Issued by
NWS St. Louis, MO
Area
Whole counties

County Saint Francois County, MO

The radar

The St Louis radar (KLSX), 101 km from the middle of the area, began a volume at 22:01 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.

What was reported inside it

TimeReportWhereRemark
Jun 13, 5:15 PM CDTThunderstorm Wind 56Bismarck, MOCounty sheriff reported trees down and some roof shingles blown off on the west side of Bismarck.
Jun 13, 5:30 PM CDTThunderstorm Wind 56Farmington, MOFarmington police reported large tree limbs down across the city.

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 nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 10.0 hours before the alert went out and 306 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 1997-06-13Temperature 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 12:00Z on 1997-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 square meters per square second.1939587897Sfc1 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
1143 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
46 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.

619 
WFUS1 KSTL 132200
TORSTL
MOC187-132245-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
500 PM CDT FRI JUN 13 1997
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  545 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL MISSOURI
 
   ...ST. FRANCOIS COUNTY
 
AT 500 PM...RADAR INDICATED A TORNADO ALONG THE WASHINGTON/ST FRANCOIS
COUNTY LINE JUST NORTH OF BISMARCK. THE STORM WAS MOVING EAST AT 20
MPH.
 
TOWNS IN THE PATH OF THE STORM INCLUDE PARK HILLS...LEADINGTON...
AND FARMINGTON. THE STORM WILL ALSO MOVE THROUGH ST JOE STATE
PARK.
 
IF YOU ARE IN THE PATH OF THIS STORM...TAKE COVER IN A BASEMENT
OR INTERIOR ROOM ON THE LOWEST LEVEL.
 
ECKBERG

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 8:49 PM CDTSevere Thunderstorm WarningLSXAudrain, Boone, Callaway41 min
Jun 13, 3:55 PM CDTSevere Thunderstorm WarningLSXCrawford50 min
Jun 13, 3:58 PM CDTSevere Thunderstorm WarningLSXWashington47 min
Jun 13, 4:48 PM CDTSevere Thunderstorm WarningLSXSaint Francois, Washington42 min
Jun 13, 5:21 PM CDTSevere Thunderstorm WarningLSXSainte Genevieve54 min
Jun 13, 6:02 PM CDTSevere Thunderstorm WarningLSXIron28 min
Jun 13, 6:39 PM CDTSevere Thunderstorm WarningLSXMadison, Saint Francois51 min
Jun 13, 6:53 PM CDTSevere Thunderstorm WarningLSXSainte Genevieve52 min

Nearby

Tornado Warnings in Missouri, 1997Every tornado warning in 1997Tornadoes in 1997

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; radar from the NEXRAD Level II archive.