Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 233, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jul 3, 1997, 10:22 PM CDT for Osage County, Tulsa County, Oklahoma. It was in force for 53 min. 4 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
- Jul 3, 1997, 10:22 PM CDT (03:22 UTC)
- Expired
- Jul 3, 1997, 11:15 PM CDT
- In force
- 53 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
Counties Osage County, OK, Tulsa County, OK
The radar
The Tulsa radar (KINX), 59 km from the middle of the area, began a volume at 03:22 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 3, 10:45 PM CDT | Thunderstorm Wind 52 | New Prue, OK | |
| Jul 3, 10:45 PM CDT | Hail 0.75 | Sperry, OK | |
| Jul 3, 11:12 PM CDT | Hail 0.88 | Tulsa, OK | |
| Jul 3, 11:21 PM CDT | Thunderstorm Wind 54 | Tulsa, OK | Severe thunderstorms moved across northeast Oklahoma during the evening of July 3rd. Strong thunderstorm winds downed large trees and numerous street signs in the south part of the city of Bartlesville, and strong winds broke a 2 foot diameter tree and capsize |
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 |
|---|---|---|---|
| Jul 3, 9:00 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 3.4 hours before the alert went out and 170 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
- 2885 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1589 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 5 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 040322 RRA SVRTUL OKC113-143-040415- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 1022 PM CDT THU JUL 3 1997 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1115 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHEAST OKLAHOMA ...SOUTHEASTERN OSAGE COUNTY...NORTHERN AND WESTERN TULSA COUNTY AT 1018 PM...RADAR INDICATED TWO SEVERE THUNDERSTORMS IN SOUTHEAST OSAGE COUNTY. ONE STORM WAS LOCATED 2 MILES NORTH OF NEW PRUE AND THE OTHER WAS LOCATED NEAR SKIATOOK. BOTH STORMS WERE MOVING TOWARD THE EAST SOUTHEAST AT 25 MPH. SKIATOOK...COLLINSVILLE...SPERRY AND SAND SPRINGS ARE IN THE PATH OF THESE STORMS. HAIL TO THE SIZE OF NICKELS AND WIND GUSTS TO 65 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 3, 9:17 PM CDT, 1 hour 5 minutes earlier.
Area forecast discussion, Jul 3, 9:17 PM CDT, 1 hour 5 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 915 PM CDT THU JUL 3 1997 NOT MUCH TIME TO ELABORATE. CDFNT MOVG STDLY SEWD INTO NERN OK. HWVR..CONSDRBL ACTVTY RMNS BHND CDFNT AND WL MAKE COSMETIC CHGS TO KEEP POPS IN FCST PAST MIDN. OTRW WL ONLY TREAK THE FIRST PD AND LV RMNDR OF FCST UNCHGD. /11 .TUL... OK...NONE. AR...NONE.
In the hours before
Local storm report, Jul 3, 8:57 PM CDT, 1 hour 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
857 PM CDT THU JUL 03 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0728 PM 2 N WELCH OK .75 INCH HAIL
07/03/97 CRAIG DIME SIZED HAIL REPORTED
BY SPOTTERS
0731 PM WANN OK 60 MPH TSTM GUST
07/03/97 NOWATA REPORTED BY WANN PD
0731 PM WANN OK .88 INCH HAIL
07/03/97 NOWATA NICKEL SIZED HAIL REPORTED
BY WANN PD
0734 PM 2 N WANN OK .88 INCH HAIL
07/03/97 WASHINGTON NICKEL SIZED HAIL REPORTED
BY WASHINGTON COUNTY EOC
0749 PM 5 W BARTLESVILLE OK 1 INCH HAIL
07/03/97 OSAGE QUARTER SIZED HAIL
REPORTED BY SPOTTERS
0800 PM BARTLESVILLE OK 1 INCH HAIL
07/03/97 WASHINGTON QUARTER SIZED HAIL
REPORTED BY SPOTTERS
0825 PM 5 NW NOWATA OK .75 INCH HAIL
07/03/97 NOWATA DINE SIZED HAIL REPORTED
BY SPOTTERS
0827 PM PAWHUSKA OK 1 INCH HAIL
07/03/97 OSAGE DIME TO QUARTER SIZED HAIL
REPORTED BY SPOTTERS
0835 PM 12 NW VINITA OK 1.75 INCH HAIL
07/03/97 CRAIG GOLFBALL SIZED HAIL
REPORTED BY SPOTTERSLocal storm report, Jul 3, 9:01 PM CDT, 1 hour 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
857 PM CDT THU JUL 03 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0728 PM 2 N WELCH OK .75 INCH HAIL
07/03/97 CRAIG DIME SIZED HAIL REPORTED
BY SPOTTERS
0731 PM WANN OK 60 MPH TSTM GUST
07/03/97 NOWATA REPORTED BY WANN PD
0731 PM WANN OK .88 INCH HAIL
07/03/97 NOWATA NICKEL SIZED HAIL REPORTED
BY WANN PD
0734 PM 2 N WANN OK .88 INCH HAIL
07/03/97 WASHINGTON NICKEL SIZED HAIL REPORTED
BY WASHINGTON COUNTY EOC
0749 PM 5 W BARTLESVILLE OK 1 INCH HAIL
07/03/97 OSAGE QUARTER SIZED HAIL
REPORTED BY SPOTTERS
0800 PM BARTLESVILLE OK 1 INCH HAIL
07/03/97 WASHINGTON QUARTER SIZED HAIL
REPORTED BY SPOTTERS
0825 PM 5 NW NOWATA OK .75 INCH HAIL
07/03/97 NOWATA DINE SIZED HAIL REPORTED
BY SPOTTERS
0827 PM PAWHUSKA OK 1 INCH HAIL
07/03/97 OSAGE DIME TO QUARTER SIZED HAIL
REPORTED BY SPVOTTERS
0835 PM 12 NW VINITA OK 1.75 INCH HAIL
07/03/97 CRAIG GOLFBALL SIZED HAIL
REPORTED BY SPOTTERSThe office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 7:04 PM CDT | Severe Thunderstorm Warning | TSA | Craig, Ottawa | 56 min |
| Jul 3, 7:09 PM CDT | Severe Thunderstorm Warning | TSA | Nowata, Washington | 66 min |
| Jul 3, 7:28 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 62 min |
| Jul 3, 7:53 PM CDT | Tornado Warning | TSA | Washington | 37 min |
| Jul 3, 8:09 PM CDT | Severe Thunderstorm Warning | TSA | Pawnee | 66 min |
| Jul 3, 8:11 PM CDT | Severe Thunderstorm Warning | TSA | Craig, Nowata | 64 min |
| Jul 3, 8:26 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 64 min |
| Jul 3, 9:06 PM CDT | Severe Thunderstorm Warning | TSA | Delaware, Ottawa | 69 min |
| Jul 3, 9:13 PM CDT | Severe Thunderstorm Warning | TSA | Craig | 32 min |
| Jul 3, 10:48 PM CDT | Severe Thunderstorm Warning | TSA | Creek | 57 min |
| Jul 3, 11:13 PM CDT | Severe Thunderstorm Warning | TSA | Tulsa | 32 min |
| Jul 3, 11:19 PM CDT | Severe Thunderstorm Warning | TSA | Tulsa | 26 min |
| Jul 3, 11:23 PM CDT | Severe Thunderstorm Warning | TSA | Tulsa | 22 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 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; radar from the NEXRAD Level II archive.