Alert archive / Arkansas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 13, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Feb 20, 1997, 10:00 PM CST for Conway County, Arkansas. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 20, 1997, 10:00 PM CST (04:00 UTC)
- Expired
- Feb 20, 1997, 10:35 PM CST
- In force
- 35 min
- Issued by
- NWS Little Rock, AR
- Area
- Whole counties
County Conway County, AR
The radar
The Little Rock radar (KLZK), 62 km from the middle of the area, began a volume at 04:02 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.
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 20, 6:00 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 4.0 hours before the alert went out and 207 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
- 267 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 593 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 221 m²/s²
- 0-3 km storm-relative helicity
- 270 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLIT 210358 RRA SVRLIT ARC029-210435- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LITTLE ROCK AR 1000 PM CST THU FEB 20 1997 THE NATIONAL WEATHER SERVICE IN LITTLE ROCK AR HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1035 PM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN CENTRAL ARKANSAS ...CONWAY COUNTY AT 959 PM CST...A LINE OF SEVERE THUNDERSTORMS WAS DETECTED BY DOPPLER RADAR 9 MILES NORTHEAST OF MORRILTON OR IN THE VICINITY OF SAINT VINCENT MOVING NORTHEAST AT 25 MPH. LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE... SAINT VINCENT AROUND 959 PM CST ... WONDERVIEW AROUND 1002 PM CST ... SPRINGFIELD AROUND 1005 PM CST ... BIRDTOWN AROUND 1005 PM CST ... MOUNT ZION AROUND 1015 PM CST ... A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCAxSIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. 32/206
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 20, 5:51 PM CST, 4 hours 9 minutes before
ARZ003>009-012>018-020>028-030>073-210145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LITTLE ROCK AR 550 PM CST THU FEB 20 1997 ...TORNADO WATCH IN EFFECT THIS EVENING... TORNADO WATCH NUMBER 51 IS IN EFFECT FOR WESTERN AND CENTRAL ARKANSAS UNTIL MIDNIGHT. A STRONG STORM SYSTEM MOVING THROUGH TEXAS THIS EVENING WILL APPROACH ARKANSAS LATER THIS EVENING. SEVERE WEATHER WAS BREAKING OUT ACROSS EAST TEXAS...AND WILL MOVE INTO SOUTHWEST ARKANSAS DURING THE NEXT COUPLE OF HOURS. CONDITIONS ACROSS ARKANSAS ARE UNSTABLE...STORMS THAT DEVELOP IN THE WEST AND CENTRAL AREAS COULD BECOME SEVERE QUICKLY. ALONG WITH THE THREAT OF DAMAGING STORMS IN ARKANSAS...HEAVY RAINS WILL ACCOMPANY SOME OF THE THUNDERSTORMS. RESIDENTS ARE ADVISED TO STAY ABREAST OF DEVELOPING WEATHER THIS EVENING. 34
Special weather statement, Feb 20, 8:14 PM CST, 1 hour 46 minutes before
ARZ003>009-012>018-020>028-030>073-210145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LITTLE ROCK AR 820 PM CST THU FEB 20 1997 ...TORNADO WATCH IN EFFECT THIS EVENING... TORNADO WATCH NUMBER 51 IS IN EFFECT FOR WESTERN AND CENTRAL ARKANSAS UNTIL MIDNIGHT. A STRONG STORM SYSTEM MOVED THROUGH NORTH CENTRAL TEXAS LATE THURSDAY AFTERNOON. AT 800 PM...THE STORM SYSTEM WAS MOVING INTO SOUTHERN OKLAHOMA...AND STRONG STORMS ASSOCIATED WITH THE SYSTEM WERE MOVING INTO EXTREME WESTERN ARKANSAS. STORMS IN EXTREME EASTERN OKLAHOMA PRODUCED 70 MPH WINDS EARLIER. A LINE OF STORMS IN WESTERN ARKANSAS WILL CONTINUE TO MOVE EASTWARD AT A SLOW RATE OF SPEED. HOWEVER...INDIVIDUAL STORMS WILL MOVE TO THE NORTH AT NEARLY 45 MPH. THE MAIN THREAT OF SEVERE WEATHER IN THE WATCH AREA IS STRONG AND DAMAGING WINDS...AND THE POSSIBILITY OF AN ISOLATED TORNADO. 34
Special weather statement, Feb 20, 8:20 PM CST, 1 hour 40 minutes before
ARZ003>009-012>018-020>028-030>073-210145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LITTLE ROCK AR 820 PM CST THU FEB 20 1997 ...TORNADO WATCH IN EFFECT THIS EVENING... TORNADO WATCH NUMBER 51 IS IN EFFECT FOR WESTERN AND CENTRAL ARKANSAS UNTIL MIDNIGHT. A STRONG STORM SYSTEM MOVED THROUGH NORTH CENTRAL TEXAS LATE THURSDAY AFTERNOON. AT 800 PM...THE STORM SYSTEM WAS MOVING INTO SOUTHERN OKLAHOMA...AND STRONG STORMS ASSOCIATED WITH THE SYSTEM WERE MOVING INTO EXTREME WESTERN ARKANSAS. STORMS IN EXTREME EASTERN OKLAHOMA PRODUCED 70 MPH WINDS EARLIER. A LINE OF STORMS IN WESTERN ARKANSAS WILL CONTINUE TO MOVE EASTWARD AT A SLOW RATE OF SPEED. HOWEVER...INDIVIDUAL STORMS WILL MOVE TO THE NORTH AT NEARLY 45 MPH. THE MAIN THREAT OF SEVERE WEATHER IN THE WATCH AREA IS STRONG AND DAMAGING WINDS...AND THE POSSIBILITY OF AN ISOLATED TORNADO. 34
Local storm report, Feb 20, 9:17 PM CST, 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
915 PM CST THU FEB 20 1996
TIME CDT .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
830 PM 5 W BOONEVILLE AR WIND DAMAGE
02/20/97 LOGAN ROW OF HOUSES DESTROYED
*** 1 INJURY ***
836 PM DRIGGS AR WIND DAMAGE
02/20/97 LOGAN LARGE TREE LIMBS DOWN
TREES DOWN
POWER LINES DOWN
STRUCTURAL DAMAGE
8 *** INJURIES ***
910 PM 5 WEST ARKADELPHIA AR WIND DAMAGE
02/20/97 CLARK TREES DOWN
48Local storm report, Feb 20, 9:27 PM CST, 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
925 PM CST THU FEB 20 1996
TIME CDT .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
91H6 PM HOT SPRINGS AR WIND DAMAGE
02/20/97 GARLAND TREES DOWN
POWER LINES DOWN
MINOR STREET FLOODING
48Local storm report, Feb 20, 10:00 PM CST, 0 minutes before
PRELIMINARY LOCAL STORM REPORT...UPDATED
NATIONAL WEATHER SERVICE LITTLE ROCK AR
955 PM CST THU FEB 20 1996
TIME CDT .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
830 PM 5 WEST BOONEVILLE AR WIND DAMAGE
02/20/97 LOGAN ROW OF HOUSES DESTROYED
*** 1 DEAD ***
48The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 20, 7:46 PM CST | Flash Flood Warning | LZK | Polk | 3 hr |
| Feb 20, 8:31 PM CST | Severe Thunderstorm Warning | LZK | Logan | 64 min |
| Feb 20, 8:34 PM CST | Severe Thunderstorm Warning | LZK | Franklin | 66 min |
| Feb 20, 8:48 PM CST | Severe Thunderstorm Warning | LZK | Johnson | 52 min |
| Feb 20, 8:51 PM CST | Severe Thunderstorm Warning | LZK | Yell | 49 min |
| Feb 20, 9:03 PM CST | Severe Thunderstorm Warning | LZK | Garland, Hot Spring | 47 min |
| Feb 20, 9:36 PM CST | Severe Thunderstorm Warning | LZK | Dallas | 64 min |
| Feb 20, 10:03 PM CST | Severe Thunderstorm Warning | LZK | Faulkner | 62 min |
| Feb 20, 10:09 PM CST | Severe Thunderstorm Warning | LZK | Pulaski | 61 min |
| Feb 20, 10:45 PM CST | Severe Thunderstorm Warning | LZK | Cleburne | 65 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 1997Every severe thunderstorm warning in 1997
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.