Alert archive / Missouri / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 245, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Dec 23, 1996, 11:03 AM CST for Lincoln County, Missouri. It was in force for 42 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
- Dec 23, 1996, 11:03 AM CST (17:03 UTC)
- Expired
- Dec 23, 1996, 11:45 AM CST
- In force
- 42 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Lincoln County, MO
The radar
The St Louis radar (KLSX), 47 km from the middle of the area, began a volume at 17:06 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 23, 11:30 AM CST | Hail 2.75 | Troy, MO | |
| Dec 23, 11:45 AM CST | Hail 0.75 | Elsberry, MO |
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, 5.1 hours before the alert went out and 236 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
- 70 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 518 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 141 m²/s²
- 0-3 km storm-relative helicity
- 151 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 231703 RRA SVRSTL MOC113-231745- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 1103 AM CST MON DEC 23 1996 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1145 AM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL MISSOURI ...LINCOLN COUNTY AT 1100 AM CST NWS DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM LOCATED NEAR OLNEY MISSOURI AND HIGH HILL. THESE STORMS WERE MOVING TO THE EAST NORTHEAST AT 45 MPH. THESE STORMS WILL PRODUCE DAMAGING WINDS AND HAIL UP TO ONE INCH IN DIAMETER. SOME COMMUNITIES IN THE PATH OF THESE STORMS ARE HAWK POINT...TROY... AND SILEX. SEEK SHELTER IN A STURDY BUILDING. REMEMBER SEVERE THUNDERSTORMS OFTEN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. JP/RP
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, Dec 23, 10:33 AM CST, 30 minutes before
ILZ064-065-069-070-074-079-100>102-MOZ061>065-072>075-084-085-099- 240230- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE ST LOUIS MO 1033 AM CST MON DEC 23 1996 THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE NWS OFFICE IN ST LOUIS. AREAS INCLUDED ARE PORTIONS OF EAST CENTRAL AND SOUTHEAST MISSOURI AS WELL AS SOUTHWEST ILLINOIS. THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER THE SOUTHEAST HALF OF THE FORECAST AREA...EAST OF A LINE FROM ROLLA TO 25 MILES NORTHWEST OF ST LOUIS TO 75 MILES NORTHEAST OF ST LOUIS. THE GREATEST THREAT OF SEVERE WEATHER WILL BE DURING THE AFTERNOON AND EARLY EVENING HOURS. STORM SPOTTER GROUPS AND EMERGENCY MANAGERS SHOULD KEEP ADVISED OF THE LATEST FORECASTS AND POSSIBLE SKYWARN ACTION. PEDIGO
Special weather statement, Dec 23, 10:40 AM CST, 23 minutes before
ILZ064-065-069-070-074-079-100>102-MOZ061>065-072>075-084-085-099- 240230- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE ST LOUIS MO 1033 AM CST MON DEC 23 1996 THIS OUTLOOK COVERS THE COUNTY WARNING AREA OF THE NWS OFFICE IN ST LOUIS. AREAS INCLUDED ARE PORTIONS OF EAST CENTRAL AND SOUTHEAST MISSOURI AS WELL AS SOUTHWEST ILLINOIS. THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER THE SOUTHEAST HALF OF THE FORECAST AREA...EAST OF A LINE FROM ROLLA TO 25 MILES NORTHWEST OF ST LOUIS TO 75 MILES NORTHEAST OF ST LOUIS. THE GREATEST THREAT OF SEVERE WEATHER WILL BE DURING THE AFTERNOON AND EARLY EVENING HOURS. STORM SPOTTER GROUPS AND EMERGENCY MANAGERS SHOULD KEEP ADVISED OF THE LATEST FORECASTS AND POSSIBLE SKYWARN ACTION. PEDIGO
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 23, 10:27 AM CST | Tornado Warning | LSX | Crawford, Washington | 63 min |
| Dec 23, 10:59 AM CST | Severe Thunderstorm Warning | LSX | Montgomery, Warren | 61 min |
| Dec 23, 11:19 AM CST | Severe Thunderstorm Warning | LSX | Jefferson | 41 min |
| Dec 23, 11:43 AM CST | Severe Thunderstorm Warning | LSX | Lincoln | 62 min |
| Dec 23, 12:10 PM CST | Severe Thunderstorm Warning | LSX | Franklin | 65 min |
| Dec 23, 1:40 PM CST | Tornado Warning | LSX | Iron, Washington | 35 min |
| Dec 23, 2:15 PM CST | Tornado Warning | LSX | Saint Francois, Washington | 30 min |
| Dec 23, 2:38 PM CST | Tornado Warning | LSX | Sainte Genevieve | 37 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 1996Every severe thunderstorm warning in 1996
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.