Alert archive / Arkansas / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 21, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Feb 25, 1998, 11:19 PM CST for Polk County, Scott County, Arkansas. It was in force for 61 min. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Feb 25, 1998, 11:19 PM CST (05:19 UTC)
- Expired
- Feb 26, 1998, 12:20 AM CST
- In force
- 61 min
- Issued by
- NWS Little Rock, AR
- Area
- Whole counties
Counties Polk County, AR, Scott County, AR
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 26, 12:00 AM CST | Hail 0.75 | Grannis, AR | |
| Feb 26, 12:00 AM CST | Thunderstorm Wind 50 | Grannis, AR | Thunderstorm winds blew a small out-building into an automobile. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 25, 9:30 PM CST | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Shreveport, LA (KSHV), launched 00:00Z, 5.3 hours before the alert went out and 247 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
- 1 J/kg
- Mixed-layer CIN
- -27 J/kg
- Mixed-layer LCL
- 1619 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 142 m²/s²
- 0-3 km storm-relative helicity
- 145 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
503 WUUS1 KLIT 260517 RRA SVRLIT ARC113-127-260620- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LITTLE ROCK AR 1119 PM CST WED FEB 25 1998 THE NATIONAL WEATHER SERVICE IN LITTLE ROCK AR HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1220 AM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN WESTERN ARKANSAS ...POLK COUNTY ...SCOTT COUNTY AT 1117 PM CST...A SEVERE THUNDERSTORM WAS DETECTED BY DOPPLER RADAR 36 MILES WEST OF WALDRON OR 14 MILES WEST OF HOWARD MOVING NORTHEAST AT 35 MPH. LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE... HOWARD AROUND 1135 PM CST ... BLACK FORK AROUND 1140 PM CST ... RICH MOUNTAIN AROUND 1145 PM CST ... EAGLETON AROUND 1145 PM CST ... BATES AROUND 1155 PM CST ... THE MAIN SEVERE WEATHER THREAT IN THE WARNING AREA IS STRONG AND GUSTY WINDS. SOME WIND DAMAGE MAY OCCUR...SUCH AS DOWNED TREES OR TREE LIMBS AND POWER LINES. THE STORM MAY ALSO PRODUCE HAIL IN SOME AREAS. FOR YOUR PROTECTION...GO INDOORS UNTIL THE STORM PASSES. 16/206
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, Feb 25, 9:36 PM CST, 1 hour 43 minutes before
ARZ040>043-052>054-260930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LITTLE ROCK AR 936 PM CST WED FEB 25 1998 ...SEVERE THUNDERSTORM WATCH NUMBER 63 IN EFFECT UNTIL 300 AM CST FOR SOUTHWEST ARKANSAS... SOUTHWEST. SCATTERED SHOWERS AND A FEW THUNDERSTORMS HAVE DEVELOPED IN ADVANCE OF THIS APPROACHING UPPER LEVEL LOW PRESSURE SYSTEM. SOME OF THESE THUNDERSTORMS COULD BECOME SEVERE WITH HAIL UP TO THE SIZE OF PENNYS AND WINDS UP TO 60 MPH. WEDNESDAY EVENING THROUGH THURSDAY AT 300 AM. 38
Special weather statement, Feb 25, 9:36 PM CST, 1 hour 43 minutes before
ARZ040>043-052>054-260930- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE LITTLE ROCK AR 936 PM CST WED FEB 25 1998 ...SEVERE THUNDERSTORM WATCH NUMBER 63 IN EFFECT UNTIL 300 AM CST FOR SOUTHWEST ARKANSAS... AN UPPER LEVEL LOW PRESSURE SYTEM WAS APPROACHING ARKANSAS FROM THE SOUTHWEST. SCATTERED SHOWERS AND A FEW THUNDERSTORMS HAVE DEVELOPED IN ADVANCE OF THIS APPROACHING UPPER LEVEL LOW PRESSURE SYSTEM. SOME OF THESE THUNDERSTORMS COULD BECOME SEVERE WITH HAIL UP TO THE SIZE OF PENNYS AND WINDS UP TO 60 MPH AS THEY MOVE INTO SOUTHWEST ARKANSAS. THESE THUNDERSTORMS WILL CONTINUE MOVING THROUGH THE STATE TONIGHT BUT WEAKEN SOMEWHAT AS THEY MOVE EASTWARD. 38/16
Special weather statement, Feb 25, 9:36 PM CST, 1 hour 43 minutes before
ARZ040>043-052>054-260930- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE LITTLE ROCK AR 936 PM CST WED FEB 25 1998 ...SEVERE THUNDERSTORM WATCH NUMBER 63 IN EFFECT UNTIL 300 AM CST FOR SOUTHWEST ARKANSAS... AN UPPER LEVEL LOW PRESSURE SYTEM WAS APPROACHING ARKANSAS FROM THE SOUTHWEST. SCATTERED SHOWERS AND A FEW THUNDERSTORMS HAVE DEVELOPED IN ADVANCE OF THIS APPROACHING UPPER LEVEL LOW PRESSURE SYSTEM. SOME OF THESE THUNDERSTORMS COULD BECOME SEVERE WITH HAIL UP TO THE SIZE OF PENNYS AND WINDS UP TO 60 MPH AS THEY MOVE INTO SOUTHWEST ARKANSAS. THESE THUNDERSTORMS WILL CONTINUE MOVING THROUGH THE STATE TONIGHT BUT WEAKEN SOMEWHAT AS THEY MOVE EASTWARD. 38/16
Special weather statement, Feb 25, 9:36 PM CST, 1 hour 43 minutes before
ARZ040>043-052>054-260930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LITTLE ROCK AR 936 PM CST WED FEB 25 1998 ...SEVERE THUNDERSTORM WATCH NUMBER 63 IN EFFECT UNTIL 300 AM CST FOR SOUTHWEST ARKANSAS... SOUTHWEST. SCATTERED SHOWERS AND A FEW THUNDERSTORMS HAVE DEVELOPED IN ADVANCE OF THIS APPROACHING UPPER LEVEL LOW PRESSURE SYSTEM. SOME OF THESE THUNDERSTORMS COULD BECOME SEVERE WITH HAIL UP TO THE SIZE OF PENNYS AND WINDS UP TO 60 MPH. WEDNESDAY EVENING THROUGH THURSDAY AT 300 AM. 38
The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 26, 12:15 AM CST | Severe Thunderstorm Warning | LZK | Logan | 60 min |
| Feb 26, 1:48 AM CST | Severe Thunderstorm Warning | LZK | Pike | 47 min |
| Feb 26, 2:37 AM CST | Severe Thunderstorm Warning | LZK | Clark | 48 min |
| Feb 26, 4:37 PM CST | Severe Thunderstorm Warning | LZK | Logan | 48 min |
| Feb 26, 5:34 PM CST | Severe Thunderstorm Warning | LZK | Yell | 51 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 1998Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.