Alert archive / Missouri / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 59, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Apr 22, 1996, 12:21 AM CDT for Crawford County, Washington County, Missouri. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 22, 1996, 12:21 AM CDT (05:21 UTC)
- Expired
- Apr 22, 1996, 1:00 AM CDT
- In force
- 39 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Crawford County, MO, Washington County, MO
The radar
The St Louis radar (KLSX), 89 km from the middle of the area, began a volume at 05:23 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
Springfield, MO (KSGF), launched 00:00Z, 5.4 hours before the alert went out and 267 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
- 1598 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 594 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 30 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 220524 SVRSTL MOC055-221-220600- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 1221 AM CDT MON APR 22 1996 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 100 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL MISSOURI ...EASTERN CRAWFORD COUNTY...WASHINGTON COUNTY AT 1220 AM...WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM NEAR STEELEVILLE...IN CRAWFORD COUNTY. THE STORM WAS MOVING EAST AT 30 MPH. SOME OTHER TOWNS IN THE PATH OF THIS STORM INCLUDE ANTHONIES MILLS...RICHWOODDS....POTOSI...AND COURTOIS. TRUETT/METZE
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, Apr 22, 12:03 AM CDT, 18 minutes before
ILZ095>097-MOZ009-010-018-019-026-027-034>036-041-042-047-048-050- 051-055>057-066>069-220515- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 12 MIDNIGHT CDT MON APR 22 1996 ...SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR PARTS OF WEST CENTRAL...CENTRAL...AND MUCH OF NORTHEAST MISSOURI...AND FOR PARTS OF WEST CENTRAL ILLINOIS... THE SEVERE THUNDERSTORM WATCH FOR PARTS OF WEST CENTRAL...CENTRAL...AND MUCH OF NORTHEAST MISSOURI HAS BEEN CANCELLED. ALTHOUGH SHOWERS AND A FEW THUNDERSTORMS ARE EXPECTED OVERNIGHT...THE THREAT OF SEVERE WEATHER HAS ENDED FOR THESE AREAS. THE FOLLOWING COUNTIES HAVE BEEN CLEARED IN MISSOURI... SCOTLAND...CLARK...KNOX....LEWIS...SHELBY...MARION... MONROE...RALLS...AUDRAIN...PIKE...LINCOLN...BOONE...CALLAWAY... MONITEAU...COLE...MONTGOMERY...MILLER...MORGAN...BENTON...VERNON..ST CLAIR...HICKORY...AND CAMDEN. THIS ALSO INCLUDES THE CITIES OF HANNIBAL...COLUMBIA...AND JEFFERSON CITY. IN ILLINOIS...THE COUNTIES OF ADAMS...BROWN...AND PIKE HAVE BEEN CLEARED FROM THE WATCH. THIS INCLUDES THE CITY OF QUINCY. TRUETT
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 21, 7:49 PM CDT | Severe Thunderstorm Warning | LSX | Knox, Shelby | 41 min |
| Apr 21, 8:38 PM CDT | Severe Thunderstorm Warning | LSX | Gasconade, Osage | 52 min |
| Apr 21, 10:20 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Saint Charles, Saint Louis | 40 min |
| Apr 21, 10:59 PM CDT | Flash Flood Warning | LSX | Franklin, Gasconade | 6 hr |
| Apr 22, 5:21 AM CDT | Flash Flood Warning | LSX | Iron, Madison, Sainte Genevieve, Saint Francois | 5 hr |
| Apr 22, 5:21 AM CDT | Flash Flood Warning | LSX | Reynolds | 5 hr |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.