Alert archive / Arkansas / Tornado Watches in 1998
Tornado Watch 532
The Storm Prediction Center issued this tornado watch at Jun 8, 1998, 11:00 PM CDT for 9 counties in Arkansas. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 8, 1998, 11:00 PM CDT (04:00 UTC)
- Expired
- Jun 9, 1998, 4:00 AM CDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
Counties Garland County, AR, Hot Spring County, AR, Logan County, AR, Montgomery County, AR, Perry County, AR, Polk County, AR, Scott County, AR, Sebastian County, AR, Yell County, AR
The radar
The Western Arkansas radar (KSRX), 71 km from the middle of the area, began a volume at 04:01 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
10 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 11:24 PM CDT | Tornado Warning | LZK | Scott | 66 min |
| Jun 8, 11:24 PM CDT | Tornado Warning | TSA | Sebastian | 36 min |
| Jun 8, 11:44 PM CDT | Tornado Warning | LZK | Logan | 66 min |
| Jun 8, 11:53 PM CDT | Tornado Warning | TSA | Sebastian | 37 min |
| Jun 9, 12:16 AM CDT | Flash Flood Warning | TSA | Sebastian | 2 hr |
| Jun 9, 12:32 AM CDT | Severe Thunderstorm Warning | LZK | Scott | 33 min |
| Jun 9, 12:44 AM CDT | Tornado Warning | LZK | Logan | 61 min |
| Jun 9, 1:09 AM CDT | Tornado Warning | LZK | Yell | 61 min |
| Jun 9, 2:12 AM CDT | Severe Thunderstorm Warning | TSA | Crawford, Sebastian | 48 min |
| Jun 9, 2:19 AM CDT | Severe Thunderstorm Warning | LZK | Perry, Yell | 61 min |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 4.0 hours before the alert went out and 222 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 554 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 525 m²/s²
- 0-3 km storm-relative helicity
- 624 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
097 WWUS9 KMKC 090322 SEL2 MKC WW 090322 ARZ000-090900- BULLETIN - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 532 STORM PREDICTION CENTER NORMAN OK 1022 PM CDT MON JUN 8 1998 THE STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF WESTERN ARKANSAS EFFECTIVE THIS MONDAY NIGHT AND TUESDAY MORNING FROM 1100 PM UNTIL 400 AM 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 40 STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES SOUTH OF FORT SMITH ARKANSAS TO 25 MILES NORTHEAST OF HOT SPRINGS ARKANSAS. 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 529...WW 531... DISCUSSION...TORNADIC SUPERCELL CONTINUES TO DEVELOP EWD ALONG E/W BOUNDARY THAT EXTENDS ACROSS CENTRAL AR. PROFILERS AND LOCAL 88-D VWPS INDICATE STRONG TURNING IN HODOGRAPH RESULTING IN VERY FAVORABLE SHEAR FOR CONTINUATION 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 27035. ...HALES 352,0942 351,0924 340,0924 341,0942
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 11:00 PM CDT | Severe Thunderstorm Watch | SPC | Benton, Boone, Carroll, Crawford, Johnson, Madison and 2 more | 5 hr |
| Jun 9, 2:30 AM CDT | Severe Thunderstorm Watch | SPC | Baxter, Boone, Carroll, Cleburne, Conway, Crawford and 32 more | 6 hr |
Nearby
Tornado 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.