Alert archive / Missouri / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 164, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 22, 2000, 5:42 PM CDT for Calhoun County, Illinois; Lincoln County, Pike County, Missouri. It was in force for 48 min. 4 reports came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- May 22, 2000, 5:42 PM CDT (22:42 UTC)
- Expired
- May 22, 2000, 6:30 PM CDT
- In force
- 48 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Calhoun County, IL, Lincoln County, MO, Pike County, MO
The radar
The St Louis radar (KLSX), 62 km from the middle of the area, began a volume at 22:44 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 |
|---|---|---|---|
| May 22, 6:15 PM CDT | Thunderstorm Wind 55 E | Silex, MO | |
| May 22, 6:15 PM CDT | Thunderstorm Wind 52 E | Foley, MO | |
| May 22, 6:20 PM CDT | Thunderstorm Wind 55 E | Elsberry, MO | |
| May 22, 6:20 PM CDT | Thunderstorm Wind 55 E | Winfield, 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 22, 5:30 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 10.7 hours before the alert went out and 229 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
- 66 J/kg
- Mixed-layer CIN
- -140 J/kg
- Mixed-layer LCL
- 1055 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 171 m²/s²
- 0-3 km storm-relative helicity
- 208 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
409 WUUS53 KLSX 222245 SVRSTL ILC013-MOC113-163-222330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 542 PM CDT MON MAY 22 2000 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... LINCOLN COUNTY IN EAST CENTRAL MISSOURI SOUTHERN PIKE COUNTY IN NORTHEAST MISSOURI CALHOUN COUNTY IN WEST CENTRAL ILLINOIS * UNTIL 630 PM CDT * AT 542 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 8 MILES SOUTH OF BOWLING GREEN...MOVING SOUTHEAST AT 25 MPH. ANOTHER SEVERE THUNDERSTORM WAS LOCATED NEAR ANNADA MOVING EAST AT 20 MPH. * LOCATIONS THAT WILL BE AFFECTED... EOLIA WHITESIDE SILEX HAMBURG SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH... DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. LAT...LON 3935 9122 3900 9127 3895 9054 3939 9063
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 5:53 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Jersey | 52 min |
| May 22, 6:33 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 47 min |
| May 22, 6:39 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Montgomery | 51 min |
| May 22, 6:45 PM CDT | Severe Thunderstorm Warning | LSX | Jersey, Madison | 45 min |
| May 22, 5:01 PM CDT | Severe Thunderstorm Warning | LSX | Pike, Ralls | 44 min |
| May 22, 5:47 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Boone | 43 min |
| May 22, 6:53 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis, City of Saint Louis | 52 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2000Severe Thunderstorm Warnings in Illinois, 2000Every severe thunderstorm warning 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; radar from the NEXRAD Level II archive.