Alert archive / Missouri / Tornado Watches in 2000
Tornado Watch 335
The Storm Prediction Center issued this tornado watch at May 23, 2000, 7:45 PM CDT for 11 counties in Illinois; 7 counties in Kentucky; 21 counties in Missouri. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- May 23, 2000, 7:45 PM CDT (00:45 UTC)
- Expired
- May 24, 2000, 1:00 AM CDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 39 counties
Alexander County, IL, Gallatin County, IL, Hardin County, IL, Jackson County, IL, Johnson County, IL, Massac County, IL, Pope County, IL, Pulaski County, IL, Saline County, IL, Union County, IL, Williamson County, IL, Ballard County, KY, Carlisle County, KY, Fulton County, KY, Graves County, KY, Hickman County, KY, Livingston County, KY, McCracken County, KY, Bollinger County, MO, Butler County, MO, Cape Girardeau County, MO, Carter County, MO, Dent County, MO, Howell County, MO, Iron County, MO, Madison County, MO, Mississippi County, MO, New Madrid County, MO, Oregon County, MO, Perry County, MO, Reynolds County, MO, Ripley County, MO, Saint Francois County, MO, Sainte Genevieve County, MO, Scott County, MO, Shannon County, MO, Stoddard County, MO, Washington County, MO, Wayne County, MO
Warnings issued inside it
21 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 7:52 PM CDT | Severe Thunderstorm Warning | PAH | Cape Girardeau | 53 min |
| May 23, 8:03 PM CDT | Severe Thunderstorm Warning | PAH | Scott, Stoddard | 57 min |
| May 23, 8:12 PM CDT | Severe Thunderstorm Warning | PAH | Bollinger | 63 min |
| May 23, 8:17 PM CDT | Tornado Warning | PAH | Scott, Stoddard | 43 min |
| May 23, 8:44 PM CDT | Severe Thunderstorm Warning | PAH | Cape Girardeau | 31 min |
| May 23, 8:54 PM CDT | Severe Thunderstorm Warning | PAH | Scott | 81 min |
| May 23, 8:58 PM CDT | Severe Thunderstorm Warning | PAH | Mississippi | 77 min |
| May 23, 9:04 PM CDT | Tornado Warning | PAH | Scott | 71 min |
| May 23, 9:32 PM CDT | Severe Thunderstorm Warning | PAH | Johnson, Union | 43 min |
| May 23, 10:00 PM CDT | Severe Thunderstorm Warning | PAH | Hardin, Pope | 30 min |
| May 23, 10:01 PM CDT | Severe Thunderstorm Warning | PAH | Jackson | 59 min |
| May 23, 10:10 PM CDT | Severe Thunderstorm Warning | PAH | Massac | 50 min |
| May 23, 10:15 PM CDT | Severe Thunderstorm Warning | PAH | Union | 75 min |
| May 23, 10:17 PM CDT | Tornado Warning | PAH | Massac | 28 min |
| May 23, 10:31 PM CDT | Tornado Warning | PAH | Massac, Pope | 29 min |
| May 23, 10:48 PM CDT | Severe Thunderstorm Warning | PAH | Pulaski | 72 min |
| May 23, 10:57 PM CDT | Tornado Warning | PAH | Union | 33 min |
| May 23, 11:22 PM CDT | Severe Thunderstorm Warning | PAH | Ballard, McCracken | 83 min |
| May 23, 11:27 PM CDT | Severe Thunderstorm Warning | PAH | Union | 48 min |
| May 23, 11:48 PM CDT | Severe Thunderstorm Warning | PAH | Pulaski | 42 min |
| May 24, 12:21 AM CDT | Severe Thunderstorm Warning | PAH | Union | 39 min |
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 0.8 hours before the alert went out and 254 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
- 1412 J/kg
- Mixed-layer CIN
- -251 J/kg
- Mixed-layer LCL
- 1771 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 326 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS9 KMKC 240028 MKC WW 240028 ILZ000-KYZ000-MOZ000-240600- URGENT - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 335 STORM PREDICTION CENTER NORMAN OK 728 PM CDT TUE MAY 23 2000 THE STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF SOUTHERN ILLINOIS EXTREME WESTERN KENTUCKY SOUTHEASTERN MISSOURI EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 745 PM UNTIL 100 AM CDT. TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE TORNADO WATCH AREA IS ALONG AND 95 STATUTE MILES EAST AND WEST OF A LINE FROM 20 MILES SOUTH SOUTHEAST OF POPLAR BLUFF MISSOURI TO 30 MILES WEST NORTHWEST OF CARBONDALE ILLINOIS. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. OTHER WATCH INFORMATION... CONTINUE...WW 327...WW 328...WW 329...WW 330...WW 331...WW 332...WW 333...WW 334... DISCUSSION...THUNDERSTORMS INCREASING AS SURFACE FRONT MOVES INTO AXIS OF MOIST AND VERY UNSTABLE AIR MASS. CAPES IN EXCESS OF 4000 J/KG ARE COLLOCATED WITH 50 KT MID LEVEL NORTHWESTERLY FLOW INDICATING THE COMBINATION OF SHEAR AND INSTABILITY ARE FAVORABLE FOR SUPERCELLS. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 29035. ...ROGASH ;375,0880 362,0883 362,0920 375,0913;
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 1:00 AM CDT | Severe Thunderstorm Watch | SPC | Alexander, Franklin, Gallatin, Hardin, Jackson, Johnson and 7 more | 5 hr |
| May 24, 8:15 AM CDT | Severe Thunderstorm Watch | SPC | Alexander, Johnson, Massac, Pope, Pulaski, Union | 6 hr |
| May 24, 6:00 PM CDT | Tornado Watch | SPC | Alexander, Gallatin, Hardin, Jackson, Johnson, Massac and 5 more | 6 hr |
| May 23, 7:15 PM CDT | Tornado Watch | SPC | Adair, Allen, Anderson, Barren, Boyle, Breckinridge and 48 more | 6 hr |
Nearby
Tornado Watches in Missouri, 2000Tornado Watches in Illinois, 2000Tornado Watches in Kentucky, 2000Every tornado watch 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.