Alert archive / Arkansas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 247, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jul 14, 1997, 6:12 PM CDT for Benton County, Arkansas. It was in force for 48 min. 1 report 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
- Jul 14, 1997, 6:12 PM CDT (23:12 UTC)
- Expired
- Jul 14, 1997, 7:00 PM CDT
- In force
- 48 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County Benton County, AR
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 14, 6:40 PM CDT | Hail 1 | Monte Ne, AR |
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 nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 11.2 hours before the alert went out and 74 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
- 1915 J/kg
- Mixed-layer CIN
- -160 J/kg
- Mixed-layer LCL
- 1103 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 110 m²/s²
- 0-3 km storm-relative helicity
- 184 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUL 142313 RRA SVRTUL ARC007-150000- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 612 PM CDT MON JUL 14 1997 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 700 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHWEST ARKANSAS ...SOUTHERN BENTON COUNTY AT 612 PM RADAR INDICATED A SEVERE THUNDERSTORM 3 MILES SOUTHWEST OF ROGERS. THIS STORM WAS MOvVING SOUTH-SOUTHEAST AT 10 MILES AN HOUR. LOWELL IS IN THE PATH THIS STORM. HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. KEEP TUNED TO THIS STATION FOR THE LATEST WEATHER BULLETINS.
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.
NWS Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 14, 3:43 PM CDT, 2 hours 29 minutes earlier.
Area forecast discussion, Jul 14, 3:43 PM CDT, 2 hours 29 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 340 PM CDT MON JUL 14 1997 MESONET SHOWING WK SFC TROF ALONG I-44 WITH DWPTS POOLING INTO THE UPPER 70S TO NEAR 80 ALONG BNDRY. THERE ARE SOME DECENT NNE WINDS N OF THE BNDRY IN AREAS N AND W OF TULSA. VIS SAT PICS SHOW CU FIELD INCREASING SOME IN THIS AREA AND ALSO N INTO SC/SE KS. APPEARS TO BE SOME SPIN IN DEBRIS CLOUDS IN KS...LEFT FROM THIS MORN'S CONVECTION IN SW KS...AND THIS FEATURE SHOULD DRIFT SE INTO NE OK/NW ARK THIS EVE. SO EVEN THO RADAR IS CURRENTLY QUIET...WITH THE AMT OF INSTABLILTY AVAILABLE WILL KEEP AT LEAST SLGT CHC POPS FOR TSRA THIS EVE ACRS FA. AT FIRST LOOK...REST OF FCST LOOKS HOT AND DRY WITH UPPER RDG JUST W OF FA. BUT FA WILL REMAIN IN A PATTERN THAT CAN BRING A SURPRISE LATE NIGHT/EARLY MORNING ROUND OF PCP. H7 TMPS FCST TO REMAIN BETWEEN 8-10 DEG C WITH DIFLUENT H85-H3 THICKNESS HEADED INTO FA IN NW FLO. H85 SSW WINDS AT 20-30 KNTS FCST INTO W/C KS TONIGHT IN H85 MOIST AXIS SHUD MOVE E INTO E KS/C OK TUE NIGHT. WON'T INCLUDE ANY POPS OVR 20% IN LATER PERIODS IN THIS PACKAGE...BUT LATER SHIFTS MAY HAVE TO PONDER THIS FURTHER. SOME DRIER LLVL AIR WILL TRY TO PUSH INTO NRN ZNS TONIGHT AND MAY BRING SOME HUMIDIY RELIEF ON TUE. WILL BE ANOTHER HOT DAY IN SRN ZNS HOWEVER...WHERE HUMIDITY WILL LIKELY REMIAN. HOT TMPS WILL CONT INTO WED...WITH ONLY PSBL RELIEF COMING FROM ANY DEBRIS CLDS FROM EARLY MORNING CONVECTION. EXTENDED LOOKS HOT WITH LTL CHC FOR PCP AS UPPER RDG REMAINS IN CONTROL OVR THE CENTRAL U.S. /13 TUL 073/095 076/096 077 2112 FSM 072/096 071/096 071 2111 MLC 072/097 071/097 073 2111 BVO 070/096 072/097 074 21-3 FYV 067l/092 066/092 069 21-2 IDB 069/097 068/097 069 2111 BYV 065/091 066/091 068 2--2 .TUL... OK...NONE. AR...NONE.
In the hours before
Special weather statement, Jul 14, 12:53 PM CDT, 5 hours 19 minutes before
ARZ001-002-010-011-019-029-OKZ054>076-151100- EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 100 PM CDT MON JUL 14 1997 ...ISOLATED SEVERE THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND EVENING ACROSS EASTERN OKLAHOMA AND NORTHWEST ARKANSAS... A WEAK BOUNDARY ALOFT WAS GENERATING A FEW CLOUDS FROM THE NORTHWEST CORNER OF ARKANSAS THROUGH EAST CENTRAL OKLAHOMA EARLY THIS AFTERNOON. AS SURFACE TEMPERATURES CLIMB THIS AFTERNOON A FEW OF THESE CLOUDS MAY BECOME THUNDERSTORMS. DUE TO A VERY UNSTABLE ATMOSPHERE ANY STORM WHICH DOES FORM MAY RAPIDLY BECOME SEVERE. DUE TO WEAK WINDS ALOFT ANY STORMS WHICH DO FORM WILL LIKELY BE BRIEF IN NATURE WITH THE MAIN THREAT BEING STRONG DAMAGING WINDS AND LARGE HAIL. SHOULD ANY STORMS FORM THEY WILL LIKELY DISSIPATE NEAR OR SHORTLY AFTER SUNSET AS THE LOSS OF HEATING FROM THE SUN WILL STABILIZE THE ATMOSPHERE. EMERGENCY MANAGEMENT AGENCIES AND SLTORM SPOTTER GROUPS SHOULD MONITOR THE LATEST WEATHER CONDITIONS AND BE READY FOR POSSIBLE ACTIVATION THIS AFTERNOON AND EVENING.
Special weather statement, Jul 14, 1:00 PM CDT, 5 hours 12 minutes before
ARZ001-002-010-011-019-029-OKZ054>076-151100- EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 100 PM CDT MON JUL 14 1997 ...ISOLATED SEVERE THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND EVENING ACROSS EASTERN OKLAHOMA AND NORTHWEST ARKANSAS... A WEAK BOUNDARY ALOFT WAS GENERATING A FEW CLOUDS FROM THE NORTHWEST CORNER OF ARKANSAS THROUGH EAST CENTRAL OKLAHOMA EARLY THIS AFTERNOON. AS SURFACE TEMPERATURES CLIMB THIS AFTERNOON A FEW OF THESE CLOUDS MAY BECOME THUNDERSTORMS. DUE TO A VERY UNSTABLE ATMOSPHERE ANY STORM WHICH DOES FORM MAY RAPIDLY BECOME SEVERE. DUE TO WEAK WINDS ALOFT ANY STORMS WHICH DO FORM WILL LIKELY BE BRIEF IN NATURE WITH THE MAIN THREAT BEING STRONG DAMAGING WINDS AND LARGE HAIL. SHOULD ANY STORMS FORM THEY WILL LIKELY DISSIPATE NEAR OR SHORTLY AFTER SUNSET AS THE LOSS OF HEATING FROM THE SUN WILL STABILIZE THE ATMOSPHERE. EMERGENCY MANAGEMENT AGENCIES AND STORM SPOTTER GROUPS SHOULD MONITOR THE LATEST WEATHER CONDITIONS AND BE READY FOR POSSIBLE ACTIVATION THIS AFTERNOON AND EVENING.
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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.