Alert archive / Missouri / Tornado Watches in 1998
Tornado Watch 124
The Storm Prediction Center issued this tornado watch at Mar 27, 1998, 4:30 PM CST for 4 states. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 27, 1998, 4:30 PM CST (22:30 UTC)
- Expired
- Mar 27, 1998, 10:00 PM CST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 62 counties
Clay County, AR, Craighead County, AR, Crittenden County, AR, Cross County, AR, Greene County, AR, Jackson County, AR, Lawrence County, AR, Mississippi County, AR, Poinsett County, AR, Randolph County, AR, Sharp County, AR, Woodruff County, AR, Alexander County, IL, Bond County, IL, Calhoun County, IL, Clinton County, IL, Greene County, IL, Jackson County, IL, Jersey County, IL, Macoupin County, IL, Madison County, IL, Monroe County, IL, Montgomery County, IL, Perry County, IL, Randolph County, IL, Saint Clair County, IL, Washington County, IL, Bollinger County, MO, Butler County, MO, Cape Girardeau County, MO, Carter County, MO, City of Saint Louis, MO, Crawford County, MO, Dunklin County, MO, Franklin County, MO, Iron County, MO, Jefferson County, MO, Lincoln County, MO, Madison County, MO, New Madrid County, MO, Oregon County, MO, Pemiscot County, MO, Perry County, MO, Pike County, MO, Reynolds County, MO, Ripley County, MO, Saint Charles County, MO, Saint Francois County, MO, Saint Louis County, MO, Sainte Genevieve County, MO, Scott County, MO, Shannon County, MO, Stoddard County, MO, Warren County, MO, Washington County, MO, Wayne County, MO, Dyer County, TN, Fayette County, TN, Lake County, TN, Lauderdale County, TN, Shelby County, TN, Tipton County, TN
The radar
The Paducah radar (KPAH), 165 km from the middle of the area, began a volume at 22:30 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.
Warnings issued inside it
26 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 4:40 PM CST | Severe Thunderstorm Warning | LSX | Franklin, Jefferson, Saint Charles, Saint Louis | 50 min |
| Mar 27, 4:40 PM CST | Severe Thunderstorm Warning | LSX | Lincoln | 50 min |
| Mar 27, 4:40 PM CST | Severe Thunderstorm Warning | LSX | City of Saint Louis | 50 min |
| Mar 27, 4:53 PM CST | Severe Thunderstorm Warning | LSX | Pike | 37 min |
| Mar 27, 4:57 PM CST | Severe Thunderstorm Warning | LSX | Iron, Reynolds, Washington | 48 min |
| Mar 27, 5:10 PM CST | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Jersey | 50 min |
| Mar 27, 5:26 PM CST | Severe Thunderstorm Warning | LSX | Saint Louis, City of Saint Louis | 49 min |
| Mar 27, 5:26 PM CST | Severe Thunderstorm Warning | LSX | Saint Charles | 49 min |
| Mar 27, 5:46 PM CST | Severe Thunderstorm Warning | LSX | Macoupin, Madison | 59 min |
| Mar 27, 6:03 PM CST | Severe Thunderstorm Warning | MEG | Lawrence | 32 min |
| Mar 27, 6:07 PM CST | Severe Thunderstorm Warning | MEG | Randolph | 33 min |
| Mar 27, 6:19 PM CST | Severe Thunderstorm Warning | LZK | Jackson, White, Woodruff | 46 min |
| Mar 27, 6:39 PM CST | Severe Thunderstorm Warning | LSX | Bond, Montgomery | 51 min |
| Mar 27, 7:06 PM CST | Severe Thunderstorm Warning | PAH | Butler, Stoddard, Wayne | 64 min |
| Mar 27, 7:06 PM CST | Severe Thunderstorm Warning | PAH | Bollinger | 64 min |
| Mar 27, 7:18 PM CST | Severe Thunderstorm Warning | LZK | Sharp | 47 min |
| Mar 27, 7:39 PM CST | Severe Thunderstorm Warning | PAH | Perry | 36 min |
| Mar 27, 7:49 PM CST | Severe Thunderstorm Warning | PAH | Cape Girardeau | 41 min |
| Mar 27, 8:02 PM CST | Severe Thunderstorm Warning | LSX | Randolph | 28 min |
| Mar 27, 8:05 PM CST | Severe Thunderstorm Warning | PAH | Ripley | 55 min |
| Mar 27, 8:21 PM CST | Tornado Warning | MEG | Craighead | 34 min |
| Mar 27, 8:35 PM CST | Severe Thunderstorm Warning | PAH | Butler, Wayne | 40 min |
| Mar 27, 8:43 PM CST | Tornado Warning | MEG | Dunklin | 32 min |
| Mar 27, 8:45 PM CST | Tornado Warning | PAH | New Madrid, Stoddard | 30 min |
| Mar 27, 9:55 PM CST | Severe Thunderstorm Warning | PAH | New Madrid | 35 min |
| Mar 27, 9:58 PM CST | Severe Thunderstorm Warning | MEG | Lawrence | 32 min |
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 10.5 hours before the alert went out and 227 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
- 17 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 606 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 235 m²/s²
- 0-3 km storm-relative helicity
- 431 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
538 WWUS9 KMKC 272151 SEL4 MKC WW 272151 MOZ000-ILZ000-TNZ000-ARZ000-280400- BULLETIN - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 124 STORM PREDICTION CENTER NORMAN OK 351 PM CST FRI MAR 27 1998 THE STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF EASTERN MISSOURI WESTERN ILLINOIS WESTERN TENNESSEE NORTHEAST ARKANSAS EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 430 PM UNTIL 1000 PM CST. TORNADOES...HAIL TO 1 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE TORNADO WATCH AREA IS ALONG AND 60 STATUTE MILES EITHER SIDE OF A LINE FROM 25 MILES WEST OF MEMPHIS TENNESSEE TO 40 MILES NORTH NORTHWEST OF ALTON 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 123... DISCUSSION...INTENSE SQUALL LINE CONTINUING TO MOVE RAPIDLY EWD AHEAD OF STRONG UPPER TROF EJECTING ENEWD ACROSS CENTRAL PLAINS. PRIMARY THREAT WITH LINE WILL CONTINUE TO BE DAMAGING WINDS...HOWEVER WIND PROFILES ARE FAVORABLE FOR ISOLATED SUPERCELLS AND TORNADOES. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 1 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 23045. ...HALES 350,0912 392,0912 392,0891 350,0892
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 2:00 PM CST | Tornado Watch | SPC | Baxter, Boone, Clark, Cleburne, Cleveland, Conway and 25 more | 5 hr |
Nearby
Tornado Watches in Missouri, 1998Tornado Watches in Illinois, 1998Tornado Watches in Arkansas, 1998Every tornado watch in 1998
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.