Alert archive / Missouri / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 96, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 6, 1997, 5:49 PM CDT for Franklin County, Gasconade County, Missouri. It was in force for 56 min. 3 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 6, 1997, 5:49 PM CDT (22:49 UTC)
- Expired
- Jun 6, 1997, 6:45 PM CDT
- In force
- 56 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Franklin County, MO, Gasconade County, MO
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 6, 5:55 PM CDT | Hail 0.75 | Pacific, MO | Pacific police reported 3/4 inch hail. |
| Jun 6, 5:55 PM CDT | Hail 0.75 | Drake, MO | County sheriff reported 3/4 inch hail. |
| Jun 6, 6:05 PM CDT | Hail 2 | Owensville, MO | Hail up to 2 inches in diameter pounded parts of Owensville. Initial reports estimated the damage to be at least 1 million. The storm cut a relatively narrow swath from the industrial park on the north side to town, then to the south-southeast through Memorial |
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
Springfield, MO (KSGF), launched 12:00Z, 10.8 hours before the alert went out and 278 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1260 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 47 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 062249 SVRSTL MOC073-071-062345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 549 PM CDT FRI JUN 6 1997 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 645 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL MISSOURI ...SOUTHERN GASCONADE COUNTY IN EAST CENTRAL MISSOURI ...FRANKLIN COUNTY AT 545 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A CLUSTER OF SEVERE THUNDERSTORMS TRAILING FROM WESTERN FRANKLIN COUNTY INTO CENTRAL GASCONADE COUNTY...FROM NEAR GERALD TO MOUNT STERLING. THESE STORMS ARE MOVING TO THE SOUTHEAST AT 15 MPH. GOLF BALL SIZED HAIL MAY ACCOMPANY SOME OF THESE STORMS. COMMUNITIES IN THE IMMEDIATE PATH OF THESE STORMS INCLUDE ...OWENSVILLE ...GERALD...AND DRAKE. THIS IS A DANGEROUS STORM! BE PREPARED FOR DAMAGING WINDS...HAIL AND DEADLY LIGHTNING. STAY INSIDE AND AWAY FROM WINDOWS. PEDIGO
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 6, 12:40 PM CDT, 5 hours 9 minutes before
ILZ100-061815- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 1240 PM CDT FRI JUN 6 1997 AT 1235 PM THE SEVERE THUNDERSTORM IN EASTERN MADISON COUNTY HAS MOVED INTO SOUTHEASTERN MADISON COUNTY...JUST NORTH OF THE TOWN OF HIGHLAND. THE STORM HAS DECREASED SLIGHTLY IN INTENSITY AND CONTINUES TO MOVE SOUTHEAST AROUND 15 MPH. NO SEVERE WEATHER HAS BEEN REPORTED WITH THIS STORM BUT THE STORM IS STILL CAPABLE OF PRODUCING LARGE HAIL...DAMAGING WINDS...AND HEAVY RAIN. IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER IN A STURDY BUILDING. REMEMBER...TORNADOES MAY FORM FROM SEVERE THUNDERSTORMS WITH LITTLE ADVANCE WARNING. WDB
Special weather statement, Jun 6, 1:22 PM CDT, 4 hours 27 minutes before
ILZ064-069-061930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 121 PM CDT FRI JUN 6 1997 AT 1:20 PM STRONG THUNDERSTORMS HAVE DEVELOPED OVER SOUTHERN BOND AND NORTHERN CLINTON COUNTvIES IN ILLINOIS. THESE STORMS ARE MOVING SOUTHEAST AROUND 15 MPH AND SHOULD BE CROSSING CARLYLE LAKE BY 200 PM. EXPECT GUSTY WIND...HEAVY RAIN...AND SMALL HAIL AS THESE STORMS MOVE ACROSS THE REGION. WDB
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 5:40 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson | 65 min |
| Jun 6, 6:42 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Gasconade | 48 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 1997Every severe thunderstorm warning 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.