Alert archive / Missouri / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 186, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 26, 2000, 8:18 PM CDT for Washington County, Missouri. It was in force for 42 min. No storm report in the archive falls 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.
The facts
- Issued
- May 26, 2000, 8:18 PM CDT (01:18 UTC)
- Expired
- May 26, 2000, 9:00 PM CDT
- In force
- 42 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Washington County, MO
The radar
The St Louis radar (KLSX), 69 km from the middle of the area, began a volume at 01:21 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, 1.3 hours before the alert went out and 285 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
- 1527 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 1270 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 125 m²/s²
- 0-3 km storm-relative helicity
- 163 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 10.2
The text
As transmitted, in the capitals the NWS used until 2016.
786 WUUS53 KLSX 270120 SVRSTL MOC221-270200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 818 PM CDT FRI MAY 26 2000 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN WASHINGTON COUNTY IN EAST CENTRAL MISSOURI * UNTIL 900 PM CDT * AT 818 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 6 MILES SOUTHWEST OF ANTHONIES MILL..MOVING NORTHEAST AT 25 MPH. * LOCATIONS THAT WILL BE AFFECTED... ANTHONIES MILL RICHWOODS 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 3820 9110 3786 9111 3813 9069 3821 9079 PEDIGO/BRITT
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 7:33 PM CDT | Severe Thunderstorm Warning | LSX | Crawford | 42 min |
| May 26, 9:25 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Shelby | 50 min |
| May 26, 9:25 PM CDT | Severe Thunderstorm Warning | LSX | Audrain | 50 min |
| May 26, 9:32 PM CDT | Severe Thunderstorm Warning | LSX | Knox | 43 min |
| May 26, 9:41 PM CDT | Severe Thunderstorm Warning | LSX | Boone | 49 min |
| May 26, 9:53 PM CDT | Tornado Warning | LSX | Monroe | 37 min |
| May 26, 9:56 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Marion, Ralls | 49 min |
| May 26, 9:56 PM CDT | Severe Thunderstorm Warning | LSX | Lewis | 49 min |
| May 26, 10:17 PM CDT | Severe Thunderstorm Warning | LSX | Boone, Callaway | 43 min |
| May 26, 10:18 PM CDT | Severe Thunderstorm Warning | LSX | Audrain | 27 min |
| May 26, 10:22 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 38 min |
| May 26, 10:49 PM CDT | Tornado Warning | LSX | Pike | 26 min |
| May 27, 12:30 AM CDT | Flash Flood Warning | LSX | Boone, Callaway, Cole, Moniteau, Osage | 6 hr |
Nearby
Severe Thunderstorm Warnings in Missouri, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.