Alert archive / Arkansas / Tornado Watches in 1998
Tornado Watch 294
The Storm Prediction Center issued this tornado watch at May 6, 1998, 4:00 PM CDT for 4 states. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- May 6, 1998, 4:00 PM CDT (21:00 UTC)
- Expired
- May 6, 1998, 10:00 PM CDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 69 counties
Baxter County, AR, Benton County, AR, Boone County, AR, Carroll County, AR, Clay County, AR, Cleburne County, AR, Conway County, AR, Craighead County, AR, Crawford County, AR, Crittenden County, AR, Cross County, AR, Faulkner County, AR, Franklin County, AR, Fulton County, AR, Greene County, AR, Independence County, AR, Izard County, AR, Jackson County, AR, Johnson County, AR, Lawrence County, AR, Logan County, AR, Madison County, AR, Marion County, AR, Mississippi County, AR, Newton County, AR, Poinsett County, AR, Pope County, AR, Randolph County, AR, Searcy County, AR, Sebastian County, AR, Sharp County, AR, Stone County, AR, Van Buren County, AR, Washington County, AR, White County, AR, Woodruff County, AR, Alexander County, IL, Barry County, MO, Butler County, MO, Carter County, MO, Christian County, MO, Douglas County, MO, Dunklin County, MO, Greene County, MO, Howell County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, Mississippi County, MO, New Madrid County, MO, Newton County, MO, Oregon County, MO, Ozark County, MO, Pemiscot County, MO, Ripley County, MO, Scott County, MO, Shannon County, MO, Stoddard County, MO, Stone County, MO, Taney County, MO, Wayne County, MO, Webster County, MO, Wright County, MO, Dyer County, TN, Fayette County, TN, Lake County, TN, Lauderdale County, TN, Shelby County, TN, Tipton County, TN
The radar
The Springfield radar (KSGF), 128 km from the middle of the area, began a volume at 21:04 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
36 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 4:30 PM CDT | Severe Thunderstorm Warning | LZK | Baxter | 20 min |
| May 6, 4:32 PM CDT | Severe Thunderstorm Warning | SGF | Ozark | 48 min |
| May 6, 4:49 PM CDT | Severe Thunderstorm Warning | SGF | Howell | 66 min |
| May 6, 5:14 PM CDT | Severe Thunderstorm Warning | SGF | Jasper | 66 min |
| May 6, 6:38 PM CDT | Severe Thunderstorm Warning | SGF | Barry, Christian, Lawrence, Stone | 62 min |
| May 6, 6:43 PM CDT | Severe Thunderstorm Warning | SGF | McDonald, Newton | 62 min |
| May 6, 6:48 PM CDT | Severe Thunderstorm Warning | SGF | Douglas, Ozark, Taney | 62 min |
| May 6, 6:52 PM CDT | Severe Thunderstorm Warning | SGF | Webster, Wright | 63 min |
| May 6, 6:52 PM CDT | Severe Thunderstorm Warning | SGF | Greene | 63 min |
| May 6, 7:01 PM CDT | Severe Thunderstorm Warning | TSA | Crawford, Washington | 59 min |
| May 6, 7:34 PM CDT | Tornado Warning | TSA | Crawford | 56 min |
| May 6, 7:36 PM CDT | Flash Flood Warning | SGF | Barry, Stone, Taney | 6 hr |
| May 6, 7:36 PM CDT | Flash Flood Warning | SGF | McDonald | 6 hr |
| May 6, 7:43 PM CDT | Tornado Warning | TSA | Franklin | 62 min |
| May 6, 7:45 PM CDT | Severe Thunderstorm Warning | SGF | Christian, Taney | 50 min |
| May 6, 7:52 PM CDT | Severe Thunderstorm Warning | TSA | Madison | 38 min |
| May 6, 7:52 PM CDT | Severe Thunderstorm Warning | SGF | Douglas, Ozark | 33 min |
| May 6, 8:01 PM CDT | Tornado Warning | TSA | Washington | 44 min |
| May 6, 8:15 PM CDT | Tornado Warning | TSA | Crawford | 45 min |
| May 6, 8:18 PM CDT | Tornado Warning | SGF | Ozark | 37 min |
| May 6, 8:25 PM CDT | Severe Thunderstorm Warning | TSA | Carroll, Madison | 50 min |
| May 6, 8:40 PM CDT | Severe Thunderstorm Warning | TSA | Sebastian | 65 min |
| May 6, 8:45 PM CDT | Severe Thunderstorm Warning | TSA | Crawford, Franklin | 45 min |
| May 6, 8:52 PM CDT | Tornado Warning | TSA | Sebastian | 38 min |
| May 6, 8:55 PM CDT | Severe Thunderstorm Warning | SGF | Howell, Ozark | 65 min |
| May 6, 8:57 PM CDT | Severe Thunderstorm Warning | LZK | Boone | 48 min |
| May 6, 9:03 PM CDT | Severe Thunderstorm Warning | LZK | Marion | 47 min |
| May 6, 9:08 PM CDT | Severe Thunderstorm Warning | MEG | Clay | 47 min |
| May 6, 9:19 PM CDT | Severe Thunderstorm Warning | LZK | Johnson | 46 min |
| May 6, 9:20 PM CDT | Severe Thunderstorm Warning | LZK | Baxter | 50 min |
| May 6, 9:25 PM CDT | Severe Thunderstorm Warning | MEG | Greene | 20 min |
| May 6, 9:30 PM CDT | Severe Thunderstorm Warning | LZK | Fulton | 65 min |
| May 6, 9:46 PM CDT | Tornado Warning | LZK | Fulton | 49 min |
| May 6, 9:47 PM CDT | Severe Thunderstorm Warning | TSA | Crawford | 43 min |
| May 6, 9:49 PM CDT | Severe Thunderstorm Warning | MEG | Lawrence, Randolph | 36 min |
| May 6, 9:56 PM CDT | Severe Thunderstorm Warning | LZK | Johnson, Logan, Pope | 64 min |
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 9.0 hours before the alert went out and 282 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
- 1098 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 564 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- -32 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted, in the capitals the NWS used until 2016.
278 WWUS9 KMKC 062033 SEL4 MKC WW 062033 TNZ000-ARZ000-MOZ000-070300- BULLETIN - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 294 STORM PREDICTION CENTER NORMAN OK 333 PM CDT WED MAY 6 1998 THE STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF WESTERN TENNESSEE NORTHERN ARKANSAS SOUTHERN MISSOURI EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 400 PM UNTIL 1000 PM CDT. TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE TORNADO WATCH AREA IS ALONG AND 75 STATUTE MILES EITHER SIDE OF A LINE FROM 25 MILES NORTHWEST OF FAYETTEVILLE ARKANSAS TO 10 MILES NORTHEAST OF DYERSBURG TENNESSEE. 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 292...WW 293... DISCUSSION...THUNDERSTORMS SHOULD RAPIDLY INCREASE ACROSS THE AREA AS HEATING HAS ERODED THE CAPPING INVERSION. SHEAR PROFILES ARE SUPPORTIVE OF SUPERCELLS. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 27025. ...VESCIO 372,0942 371,0891 350,0891 351,0943
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 3:30 AM CDT | Severe Thunderstorm Watch | SPC | Clay, Cleburne, Conway, Craighead, Crawford, Crittenden and 39 more | 6 hr |
| May 6, 5:30 PM CDT | Tornado Watch | SPC | Barton, Bates, Benton, Callaway, Camden, Cass and 32 more | 6 hr |
Nearby
Tornado Watches in Arkansas, 1998Tornado Watches in Missouri, 1998Tornado Watches in Tennessee, 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.