Alert archive / Arkansas / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 13, NWS Shreveport, LA
NWS Shreveport, LA issued this severe thunderstorm warning at Jan 23, 1993, 8:37 PM CST for Lafayette County, Miller County, Arkansas; Caddo Parish, Louisiana. It was in force for 68 min.
The area
The counties it named.
The facts
- Issued
- Jan 23, 1993, 8:37 PM CST (02:37 UTC)
- Expired
- Jan 23, 1993, 9:45 PM CST
- In force
- 68 min
- Issued by
- NWS Shreveport, LA
- Area
- Whole counties
Counties Lafayette County, AR, Miller County, AR, Caddo Parish, LA
The nearest sounding before it
Longview/Gregg, TX (KGGG), launched 00:00Z, 2.6 hours before the alert went out and 108 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
- 1544 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 741 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 236 m²/s²
- 0-3 km storm-relative helicity
- 323 m²/s²
- Significant tornado parameter
- 2.4
- Supercell composite
- 10.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSHV 240238 SVRSHV ARC073-091-061-109-LAC017-240345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SHREVEPORT LA 837 PM CST SAT JAN 23 1993 THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 945 PM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST ARKANSAS ...SOUTHERN LAFAYETTE COUNTY...SOUTHERN MILLER COUNTY...HOWARD COUNTY...PIKE COUNTY IN NORTHWEST LOUISIANA ...NORTHERN CADDO PARISH AT 832 PM CST THE NATIONAL WEATHER SERVICE RADARS IN SHREVEPORT AND LONGVIEW INDICATED A POSSIBLE SEVERE THUNDERSTORM ALONG THE TEXAS/ARKANSAS BORDER JUST EAST OF ATLANTA TEXAS. THIS THUNDERSTORM WAS PART OF A LINE OF SHOWERS AND THUNDERSTORMS WHICH EXTENDED FROM NEAR HOPE ARKANSAS TO SOUTHEAST OF JEFFERSON TEXAS. LARGE HAIL AND HIGH WINDS ARE POSSIBLE WITH THIS STORM. IN ADDITION...A STRONG TO SEVERE THUNDERSTORM WAS DEVELOPING NEAR NASHVILLE ARKANSAS. THIS THUNDERSTORM WILL LIOKELY BECOME SEVERE. THE THUNDERSTORMS WERE MOVING TO THE EAST AT 35 TO 40 MILES PER HOUR. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jan 23, 5:46 PM CST, 2 hours 51 minutes before
OKZ040-021-034-TXZ022-023-027-028-032-033-ARZ009-010-011-016-LAZ001- 002-003-004-005-006-240130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 545 PM CST SAT JAN 23 1993 ...SEVERE THUNDERSTORM WATCH IS NOW IN EFFECT UNTIL 1100 PM CST FOR CENTRAL AND NORTHEAST TEXAS... ...SHOWERS AND THUNDERSTORMS WERE DEVELOPING RAPIDLY OVER NORTH TEXAS... AT 540 PM CST THE NATIONAL WEATHER SERVICE RADAR IN SHREVEPORT SHOWED AN AREA OF SHOWERS AND THUNDERSTORMS FROM NEAR THE DALLAS/FORT WORTH METRO AREA TO BONHAM TEXAS TO 20 MILES WEST OF HUGO OKLAHOMA. IN ADDITION... WIDELY SCATTERED SHOWERS HAD DEVELOPED FROM NEAR IDABEL OKLAHOMA TO JUST NORTH OF DEQUEEN ARKANSAS TO MOUNT IDA ARKANSAS...AND ALSO FROM NEAR HOPE ARKANSAS TO 15 MILES EAST OF PRESCOTT ARKANSAS. THE ATMOSPHERE HAD BECOME MODERATELY UNSTABLE LATE THIS AFTERNOON OVER THE ARKLATEX...WITH TEMPERATURES REACHING THE MIDDLE 70S. TO THE NORTH AND WEST OF THE REGION...A VERY STRONG COLD FRONT EXTENDED FROM NEAR FORT SMITH ARKANSAS TO NEAR MC ALESTER OKLAHOMA TO JUST WEST OF FORT WORTH TEXAS. THE TEMPERATURE IN OKLAHOMA CITY WAS ONLY 45 WITH A GUSTY NORTHWEST WIND. WITH THE STRONG COLD FRONT MOVING TOWARD THE ARKLATEX... COMBINED WITH AN UPPER LEVEL LOW PRESSURE SYSTEM OVER WESTERN OKLAHOMA... THE STAGE IS SET FOR STRONG TO SEVERE THUNDERSTORMS TO DEVELOP. A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1100 PM FOR CENTRAL AND NORTHEAST TEXAS. MORE THUNDERSTORMS WILL LIKELY DEVELOP ALONG AND AHEAD OF THE COLD FRONT THIS EVENING...AND THE POSSIBILITY OF SEVERE STORMS OVER EAST TEXAS...SOUTHERN ARKANSAS AND NORTHERN LOUISIANA EXISTS TONIGHT. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS...WATCHES AfND POSSIBLE WARNINGS.
The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 23, 7:39 PM CST | Severe Thunderstorm Warning | SHV | Little River, Sevier | 66 min |
| Jan 23, 8:37 PM CST | Severe Thunderstorm Warning | SHV | Howard, Pike | 68 min |
| Jan 23, 8:52 PM CST | Severe Thunderstorm Warning | SHV | Hempstead | 68 min |
| Jan 23, 9:02 PM CST | Severe Thunderstorm Warning | SHV | Columbia | 58 min |
| Jan 23, 10:02 PM CST | Severe Thunderstorm Warning | SHV | Columbia | 58 min |
| Jan 23, 9:02 PM CST | Severe Thunderstorm Warning | SHV | Bossier | 58 min |
| Jan 23, 9:40 PM CST | Severe Thunderstorm Warning | SHV | Caddo | 95 min |
| Jan 23, 9:40 PM CST | Severe Thunderstorm Warning | SHV | Bossier | 95 min |
| Jan 23, 10:35 PM CST | Severe Thunderstorm Warning | SHV | Claiborne, Webster | 70 min |
| Jan 23, 11:15 PM CST | Severe Thunderstorm Warning | SHV | Bienville | 60 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 1993Severe Thunderstorm Warnings in Louisiana, 1993Every severe thunderstorm warning in 1993
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.