Alert archive / Arkansas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 107, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at May 2, 1997, 3:58 PM CDT for Benton County, Arkansas. It was in force for 47 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
- May 2, 1997, 3:58 PM CDT (20:58 UTC)
- Expired
- May 2, 1997, 4:45 PM CDT
- In force
- 47 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County Benton County, AR
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 2, 4:25 PM CDT | Hail 0.75 | Rogers, 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, 9.0 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 915 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 283 m²/s²
- 0-3 km storm-relative helicity
- 413 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 022057 RRA SVRTUL ARC007-022145- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 358 PM CDT FRI MAY 2 1997 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 445 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHWEST ARKANSAS ...SOUTHERN BENTON COUNTY AT 3 58 PM A SEVERE THUNDERSTORM WAS 10 MILES WEST OF LOWELL. MOVEMENT WAS TO THE EAST-NORTHEAST AT 35 MILES AN HOUR. LOWELL AND NORTHERN SECTIONS OF SPRINGDALE ARE IN THE PATH OF 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 BULLETINbS.
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 May 2, 3:22 PM CDT, 36 minutes earlier.
Area forecast discussion, May 2, 3:22 PM CDT, 36 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 315 PM CDT FRI MAY 2 1997 MOST OF THE AREA SEEMS TO BE IN THE CLEAR AS FAR AS SVR WX. SOME STORMS HAVE BECOME SVR JUST TO OUR NE AND E AND WITH WLY WINDS OVER ALL OF THE AREA ANY ADDITIONAL DEVELOPMENT SHOULD REMAIN TO OUR E. UPPER LOW STILL OVER WRN KS ATTM. THIS LOW WILL TRACK OVER SE KS AND SW MO TONIGHT. COULD SEE SOME SCT SHRA AND POSSIBLY A HIGH- BASED TSRA OVER NRN ZONES BUT NOTHING HEAVY. MESOETA FCSTG MOST MEASURABLE PRECIP JUST TO THE N OF UPR LOW. STG NW WINDS WL CONT TONIGHT. THIS AND MOISTURE AT H85 WRAPPING INTO MOST ZONES SHOULD KEEP TEMPS FROM GETTING TOO COOL. HAVE STAYED CLOSE TO GUIDANCE FOR ALL BUT 3RD PERIOD WHERE LIGHT WINDS AND CLEAR SKIES SHOULD ALLOW TEMPS TO REACH THE UPPER 30S AGAIN IN NW AR AS IT DID THUR MORNING. EXTENDED PERIODS LOOK NICE AND WARM WITH WSWLY ZONAL FLOW. SOME MOISTURE MAY RETURN BY EARLY NEXT WEEK BUT SHOULD ONLY CAUSE AN INCREASE IN DAYTIME CLOUDS. /26 TUL 048/066 042/074 054 1000 FSM 050/068 041/073 049 1000 MLC 050/068 042/076 054 0000 BVO 045/065 042/074 054 1000 FYV 047/063 037/071 048 2000 IDB 052/070 041/076 053 1000 BYV 047/062 037/071 047 2000 .TUL... OK...NONE. AR...NONE.
In the hours before
Special weather statement, May 2, 3:30 PM CDT, 28 minutes before
OKZ054>076-ARZ001-002-010-011-019-029-031200- EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK...UPDATED NATIONAL WEATHER SERVICE TULSA OK 330 PM CDT FRI MAY 2 1997 ISOLATED SEVERE THUNDERSTORMS ARE POSSIBLE UNTIL 9PM THIS EVENING IN THE NORTHEAST CORNER OF OKLAHOMA AND THE NORTHWEST CORNER OF ARKANSAS. A STRONG UPPER LEVEL DISTURBANCE WILL CONTINUE TO MOVE SOUTHEAST INTO NORTHEAST OKLAHOMA LATE THIS AFTERNOON AND THIS EVENING. LOW LEVEL MOISTURE HAS BEEN DECREASING FROM THE WEST THIS AFTERNOON AS A SURFACE TROUGH AND COLD FRONT CONTINUED TO MOVE THROUGH THE AREA. SURFACE DEWPOINTS IN THE LOWER 60S AND TEMPERATURES IN THE LOWER 70S WERE STILL LOCATED IN AREAS EAST OF TULSA LATE THIS AFTERNOON. AS THE COLD AIR ALOFT MOVES OVERHEAD...THE AIRMASS IN THE OUTLOOK AREA WILL CONTINUE TO BE UNSTABLE INTO THIS EVENING. SCATTERED THUNDERSTORMS HAD DEVELOPED LATE THIS AFTERNOON IN THE UNSTABLE AIRMASS. THESE WILL CONTINUE OVER OTTAWA...DELAWARE AND ADAIR COUNTIES IN OKLAHOMA AND MAY MOVE INTO BENTON WASHINGTON...CARROLL AND MADISON COUNTIES BY EVENING. THE COLD AIR ALOFT WILL INCREASE THE HAIL POTENTIAL WITH THESE STORMS WITH A THREAT FOR STRONG DOWNBURST WINDS ALSO. WITH THE LOSS OF DAYTIME HEATING...THE STORMS SHOULD DIMINISH BY SUNSET WITH NO THUNDERSTORMS EXPECTED OVERNIGHT. EMERGENCY MANAGEMENT AGENCIES AND STORM SPOTTER ORGANIZATIONS ACROSS FAR SOUTHEAST OKLAHOMA AND NORTHWEST ARKANSAS SHOULD BE PREPARED FOR POSSIBLE ACTIVATION THROUGH 4PM.
Local storm report, May 2, 3:35 PM CDT, 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
336 PM CDT FRI MAY 02 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0030 AM $ FAIRFAX OK 60 MPH TSTM GUST
05/02/97 OSAGELocal storm report, May 2, 3:36 PM CDT, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
336 PM CDT FRI MAY 02 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0030 AM FAIRFAX OK 60 MPH TSTM GUST
05/02/97 OSAGESpecial weather statement, May 2, 3:40 PM CDT, 18 minutes before
OKZ054>076-ARZ001-002-010-011-019-029-031200- EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK...UPDATED NATIONAL WEATHER SERVICE TULSA OK 340 PM CDT FRI MAY 2 1997 ISOLATED SEVERE THUNDERSTORMS ARE POSSIBLE UNTIL 9PM THIS EVENING IN THE NORTHEAST CORNER OF OKLAHOMA AND THE NORTHWEST CORNER OF ARKANSAS. A STRONG UPPER LEVEL DISTURBANCE WILL CONTINUE TO MOVE SOUTHEAST INTO NORTHEAST OKLAHOMA LATE THIS AFTERNOON AND THIS EVENING. LOW LEVEL MOISTURE HAS BEEN DECREASING FROM THE WEST THIS AFTERNOON AS A SURFACE TROUGH AND COLD FRONT CONTINUED TO MOVE THROUGH THE AREA. SURFACE DEWPOINTS IN THE LOWER 60S AND TEMPERATURES IN THE LOWER 70S WERE STILL LOCATED IN AREAS EAST OF TULSA LATE THIS AFTERNOON. AS THE COLD AIR ALOFT MOVES OVERHEAD...THE AIRMASS IN THE OUTLOOK AREA WILL CONTINUE TO BE UNSTABLE INTO THIS EVENING. SCATTERED THUNDERSTORMS HAD DEVELOPED LATE THIS AFTERNOON IN THE UNSTABLE AIRMASS. THESE WILL CONTINUE OVER OTTAWA...DELAWARE AND ADAIR COUNTIES IN OKLAHOMA AND MAY MOVE INTO BENTON WASHINGTON...CARROLL AND MADISON COUNTIES BY EVENING. THE COLD AIR ALOFT WILL INCREASE THE HAIL POTENTIAL WITH THESE STORMS WITH A THREAT FOR STRONG DOWNBURST WINDS ALSO. WITH THE LOSS OF DAYTIME HEATING...THE STORMS SHOULD DIMINISH BY SUNSET WITH NO THUNDERSTORMS EXPECTED OVERNIGHT. EMERGENCY MANAGEMENT AGENCIES AND STORM SPOTTER ORGANIZATIONS ACROSS FAR SOUTHEAST OKLAHOMA AND NORTHWEST ARKANSAS SHOULD BE PREPARED FOR POSSIBLE ACTIVATION THROUGH 9PM.
Special weather statement, May 2, 3:41 PM CDT, 17 minutes before
OKZ054>076-ARZ001-002-010-011-019-029-031200- EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK...UPDATED NATIONAL WEATHER SERVICE TULSA OK 330 PM CDT FRI MAY 2 1997 ISOLATED SEVERE THUNDERSTORMS ARE POSSIBLE UNTIL 9PM THIS EVENING IN THE NORTHEAST CORNER OF OKLAHOMA AND THE NORTHWEST CORNER OF ARKANSAS. A STRONG UPPER LEVEL DISTURBANCE WILL CONTINUE TO MOVE SOUTHEAST INTO NORTHEAST OKLAHOMA LATE THIS AFTERNOON AND THIS EVENING. LOW LEVEL MOISTURE HAS BEEN DECREASING FROM THE WEST THIS AFTERNOON AS A SURFACE TROUGH AND COLD FRONT CONTINUED TO MOVE THROUGH THE AREA. SURFACE DEWPOINTS IN THE LOWER 60S AND TEMPERATURES IN THE LOWER 70S WERE STILL LOCATED IN AREAS EAST OF TULSA LATE THIS AFTERNOON. AS THE COLD AIR ALOFT MOVES OVERHEAD...THE AIRMASS IN THE OUTLOOK AREA WILL CONTINUE TO BE UNSTABLE INTO THIS EVENING. SCATTERED THUNDERSTORMS HAD DEVELOPED LATE THIS AFTERNOON IN THE UNSTABLE AIRMASS. THESE WILL CONTINUE OVER OTTAWA...DELAWARE AND ADAIR COUNTIES IN OKLAHOMA AND MAY MOVE INTO BENTON WASHINGTON...CARROLL AND MADISON COUNTIES BY EVENING. THE COLD AIR ALOFT WILL INCREASE THE HAIL POTENTIAL WITH THESE STORMS WITH A THREAT FOR STRONG DOWNBURST WINDS ALSO. WITH THE LOSS OF DAYTIME HEATING...THE STORMS SHOULD DIMINISH BY SUNSET WITH NO THUNDERSTORMS EXPECTED OVERNIGHT. EMERGENCY MANAGEMENT AGENCIES AND STORM SPOTTER ORGANIZATIONS ACROSS FAR SOUTHEAST OKLAHOMA AND NORTHWEST ARKANSAS SHOULD BE .PREPARED FOR POSSIBLE ACTIVATION THROUGH 4PM.
Special weather statement, May 2, 3:51 PM CDT, 7 minutes before
OKZ054>076-ARZ001-002-010-011-019-029-031200- EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK...UPDATED NATIONAL WEATHER SERVICE TULSA OK 340 PM CDT FRI MAY 2 1997 ISOLATED SEVERE THUNDERSTORMS ARE POSSIBLE UNTIL 9PM THIS EVENING IN THE NORTHEAST CORNER OF OKLAHOMA AND THE NORTHWEST CORNER OF ARKANSAS. A STRONG UPPER LEVEL DISTURBANCE WILL CONTINUE TO MOVE SOUTHEAST INTO NORTHEAST OKLAHOMA LATE THIS AFTERNOON AND THIS EVENING. LOW LEVEL MOISTURE HAS BEEN DECREASING FROM THE WEST THIS AFTERNOON AS A SURFACE TROUGH AND COLD FRONT CONTINUED TO MOVE THROUGH THE AREA. SURFACE DEWPOINTS IN THE LOWER 60S AND TEMPERATURES IN THE LOWER 70S WERE STILL LOCATED IN AREAS EAST OF TULSA LATE THIS AFTERNOON. AS THE COLD AIR ALOFT MOVES OVERHEAD...THE AIRMASS IN THE OUTLOOK AREA WILL CONTINUE TO BE UNSTABLE INTO THIS EVENING. SCATTERED THUNDERSTORMS HAD DEVELOPED LATE THIS AFTERNOON IN THE UNSTABLE AIRMASS. THESE WILL CONTINUE OVER OTTAWA...DELAWARE AND ADAIR COUNTIES IN OKLAHOMA AND MAY MOVE INTO BENTON WASHINGTON...CARROLL AND MADISON COUNTIES BY EVENING. THE COLD AIR ALOFT WILL INCREASE THE HAIL POTENTIAL WITH THESE STORMS WITH A THREAT FOR STRONG DOWNBURST WINDS ALSO. WITH THE LOSS OF DAYTIME HEATING...THE STORMS SHOULD DIMINISH BY SUNSET WITH NO THUNDERSTORMS EXPECTED OVERNIGHT. EMERGENCY MANAGEMENT AGENCIES AND STORM SPOTTER ORGANIZATIONS ACROSS FAR SOUTHEAST OKLAHOMA AND NORTHWEST ARKANSAS SHOULD BDE PREPARED FOR POSSIBLE ACTIVATION THROUGH 9PM.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 4:43 PM CDT | Severe Thunderstorm Warning | TSA | Carroll | 47 min |
| May 2, 4:55 PM CDT | Tornado Warning | TSA | Sebastian | 50 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.