Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 176, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jun 16, 1997, 7:14 AM CDT for Tulsa County, Oklahoma. It was in force for 31 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
- Jun 16, 1997, 7:14 AM CDT (12:14 UTC)
- Expired
- Jun 16, 1997, 7:45 AM CDT
- In force
- 31 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County Tulsa County, OK
The nearest sounding before it
Lamont, OK (KLMN), launched 12:00Z, 0.2 hours before the alert went out and 149 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
- 1296 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- -56 m²/s²
- 0-3 km storm-relative helicity
- 53 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 161213 RRA SVRTUL OKC143-161245- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 714 AM CDT MON JUN 16 1997 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 745 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHEAST OKLAHOMA ...SOUTHERN TULSA COUNTY AT 712 AM...RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES SOUTH OF DOWNTOWN TULSA. THIS STORM IS MOVING EAST AT 30 MPH. SOUTH TULSA IS 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 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 Jun 16, 4:00 AM CDT, 3 hours 14 minutes earlier.
Area forecast discussion, Jun 16, 4:00 AM CDT, 3 hours 14 minutes before
FPUS3 KTUL 160858 AFDTUL EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 400 AM CDT MON JUN 16 1997 THUNDERSTORM CHANCES ARE ONCE AGAIN THE MAIN FORECAST PROBLEM. AIR OVER THE FORECAST AREA IS RATHER UNSTABLE AS DEW POINTS ARE MAINLY IN THE LOWER 70S AND ADAP LIS ARE < -4. EXPECT THIS UNSTABLE ATMOSPHERE TO REMAIN OVER THE FORECAST AREA UNTIL COLD FRONT TO THE NORTH MOVES ACROSS THE AREA. QUESTION IS WHEN WILL THIS HAPPEN. MODELS DIFFER WITH THE ETA PUSHING THE FRONT THROUGH THE AREA TODAY WHILE THE NGM STALLS THE FRONT OUT SOMEWHERE NEAR THE KANSAS-OKLAHOMA BORDER UNTIL THE MAIN UPPER SYSTEM MOVES OUT OF THE DESERT SOUTHWEST. FAVOR THE NGM AS LOW PRESSURE SHOULD DEVELOP OVER WESTERN OKLAHOMA AND NORTHWEST TEXAS IN ADVANCE OF THE MAIN UPPER SYSTEM. THIS SURFACE LOW AND THE STALLED COLD FRONT SHOULD BE THE MAIN FOCUS FOR THUNDERSTORM DEVELOPMENT...BUT CANNOT RULE OUT WEAK SHORTWAVES BEING EJECTED FROM THE MAIN UPPER SYSTEM. WILL CARRY CHANCE POPS EVERYWHERE TODAY FOR THIS REASON. CHANCES SHOULD INCREASE TONIGHT AND TOMORROW AS MAIN UPPER SYSTEM MOVES OUT OF THE DESERT SOUTHWEST INTO THE WESTERN HIGH PLAINS AND EVENTUALLY ACROSS OKLAHOMA TOMORROW. EXPECT STORMS TO FORM OUT WEST LATE THIS AFTERNOON AND EARLY THIS EVENING AND THEN MOVE OVER THE AREA AS A COMPLEX LATER TONIGHT AND INTO TOMORROW MORNING. EXPECT ADDITIONAL STORMS TO FORM LATER TUESDAY AND INTO TUESDAY EVENING WITH MAIN UPPER SYSTEM AND AS THE COLD FRONT FINALLY SWEEPS SOUTHEAST ACROSS THE AREA. GOING FORECAST HAS MENTION OF SEVERE FOR TODAY AND SUPPOSE SOME SEVERE STORMS MAY FORM LATER TODAY IN ADDITION TO THE SQUALL LINE MOVING ACROSS THE NORTHERN SECTIONS EARLY THIS MORNING. PREFER NOT TO CARRY THIS PHRASE THOUGH AS EXPECT MAIN ACTION LATER TONIGHT AND TOMORROW WITH THE BETTER FORCING. MAIN ACTION COULD INCLUDE OR BE HEAVY RAINFALL...BUT WILL HOLD OFF ON FLASH FLOOD WATCH AS DAY SHIFT SHOULD GET A BETTER FEEL FOR THIS AND FOR THE MOST LIKELY PLACES THE HEAVY RAIN SHOULD EFFECT. TEMPERATURE WISE FWC NUMBERS DO NOT LOOK TOO BAD AND WILL NOT DEVIATE FROM THEM MUCH. TUL 085/070 082/067 084 5770 FSM 088/071 085/069 086 3770 MLC 088/070 084/067 086 3770 BVO 084/069 080/065 084 5770 FYV 085/069 080/068 084 5770 IDB 088/071 085/069 087 3770 BYV 085/069 080/068 084 5770 .TUL... OK...NONE. AR...NONE. ABBAS
In the hours before
Special weather statement, Jun 16, 4:22 AM CDT, 2 hours 52 minutes before
OKZ054-055-056-057-058-059-060-161000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 422 AM CDT MON JUN 16 1997 ...SEVERE THUNDERSTORM WATCH 449 THAT WAS IN AFFECT FOR PARTS OF NORTHEAST OKLAHOMA HAS BEEN CANCELLED... AT 420 AM...RADAR SHOWED THE LEADING EDGE OF AN AREA OF SHOWERS AND THUNDERSTORMS FROM NEAR BENTONVILLE ARKANSAS TO NEAR WAGONER TO TULSA. SCATTERED SHOWERS AND A FEW THUNDERSTORMS CONTINUED ALONG THE KANSAS BORDER...BUT THESE ARE EXPECTED TO REMAIN WELL BELOW SEVERE LIMITS.
Special weather statement, Jun 16, 4:23 AM CDT, 2 hours 51 minutes before
OKZ054-055-056-057-058-059-060-161000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 422 AM CDT MON JUN 16 1997 ...SEVERE THUNDERSTORM WATCH #449 THAT WAS IN AFFECT FOR PARTS OF NORTHEAST OKLAHOMA HAS BEEN CANCELLED... AT 420 AM...RADAR SHOWED THE LEADING EDGE OF AN AREA OF SHOWERS AND THUNDERSTORMS FROM NEAR BENTONVILLE ARKANSAS TO NEAR WAGONER TO TULSA. SCATTERED SHOWERS AND A FEW THUNDERSTORMS CONTINUED ALONG THE KANSAS BORDER...BUT THESE ARE EXPECTED TO REMAIN WELL BELOW SEVERE LIMITS.
Special weather statement, Jun 16, 6:00 AM CDT, 1 hour 14 minutes before
ARZ001-002-010-011-019-029-OKZ054>076-171200- EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 600 AM CDT MON JUN 16 1997 A FEW SEVERE THUNDERSTORMS ARE EXPECTED ACROSS EASTERN OKLAHOMA AND NORTHWEST ARKANSAS THIS AFTERNOON THROUGH TONIGHT. AN AREA OF THUNDERSTORMS THAT MOVED INTO NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS OVERNIGHT WILL CONTINUE TO WEAKEN THIS MORNING AS THEY MOVE INTO A MORE STABLE AIRMASS. THESE THUNDERSTORMS FORMED WELL AHEAD OF A COLD FRONT OVER CENTRAL KANSAS THAT IS FORECAST TO MOVE INTO NORTHEAST OKLAHOMA LATER THIS AFTERNOON. MEANWHILE...A STRONG UPPER LEVEL DISTURBANCE OVER ARIZONA EARLY THIS MORNING WILL MOVE INTO NEW MEXICO THIS AFTERNOON AND EVENTUALLY INTO WEST TEXAS OVERNIGHT. AN AREA OF SURFACE LOW PRESSURE IS EXPECTED TO FORM OVER WEST TEXAS TODAY...AND WILL MOVE SLOWLY EAST OVERNIGHT. THIS LOW WILL BE ALONG THE SOUTHERN END OF THE COLD FRONT...AND WILL ACT TO STALL THE COLD FRONT OVER EAST CENTRAL OKLAHOMA AND NORTHWEST ARKANSAS TONIGHT. A THUNDERSTORM OUTFLOW BOUNDARY FROM THE EARLIER CONVECTION IS EXPECTED TO BE OVER THE AREA THIS AFTERNOON. THE ATMOSPHERE IS FORECAST TO BECOME MODERATELY TO VERY UNSTABLE AHEAD OF THE COLD FRONT AND THUNDERSTORM OUTFLOW BOUNDARY...SO A FEW THUNDERSTORMS MAY FORM ALONG AND AHEAD OF THESE FEATURES. DUE TO THE DEGREE OF INSTABILITY...ANY THUNDERSTORMS THAT FORM COULD BECOME SEVERE. THE MAIN ACTION...HOWEVER...SHOULD BE THIS EVENING AND OVERNIGHT AS THE UPPER LEVEL DISTURBANCE AND SURFACE LOW MOVE INTO WEST TEXAS AND THE FRONT REMAINS STALLED OVER EAST CENTRAL OKLAHOMA AND NORTHWEST ARKANSAS. WITH PLENTIFUL MOISTURE IN PLACE...THESE FEATURES WILL RESULT IN AN INCREASE IN THUNDERSTORM COVERAGE OVER MUCH OF EASTERN OKLAHOMA AND NORTHWEST ARKANSAS THIS EVENING AND OVERNIGHT. THE PRIMARY SEVERE WEATHER THREAT SHOULD BE FROM FROM LARGE HAIL AND DAMAGING WINDS. IN ADDITION...VERY HEAVY RAINFALL IS EXPECTED...WITH 1 TO 2 INCHES POSSIBLE MAINLY OVER SOUTHEAST OKLAHOMA AND NORTHWEST ARKANSAS THROUGH TUESDAY MORNING. EMERGENCY MANAGEMENT AGENCIES AND STORM SPOTTER GROUPS ACROSS EASTERN OKLAHOMA AND NORTHWEST ARKANSAS SHOULD MONITOR THE LATEST FORECASTS AND BE PREPARED FOR POSSIBLE ACTIVATION THIS AFTERNOON AND TONIGHT.
Special weather statement, Jun 16, 6:01 AM CDT, 1 hour 13 minutes before
ARZ001-002-010-011-019-029-OKZ054>076-171200- EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 600 AM CDT MON JUN 16 1997 A FEW SEVERE THUNDERSTORMS ARE EXPECTED ACROSS EASTERN OKLAHOMA AND NORTHWEST ARKANSAS THIS AFTERNOON THROUGH TONIGHT. AN AREA OF THUNDERSTORMS THAT MOVED INTO NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS OVERNIGHT WILL CONTINUE TO WEAKEN THIS MORNING AS THEY MOVE INTO A MORE STABLE AIRMASS. THESE THUNDERSTORMS FORMED WELL AHEAD OF A COLD FRONT OVER CENTRAL KANSAS THAT IS FORECAST TO MOVE INTO NORTHEAST OKLAHOMA LATER THIS AFTERNOON. MEANWHILE...A STRONG UPPER LEVEL DISTURBANCE OVER ARIZONA EARLY THIS MORNING WILL MOVE INTO NEW MEXICO THIS AFTERNOON AND EVENTUALLY INTO WEST TEXAS OVERNIGHT. AN AREA OF SURFACE LOW PRESSURE IS EXPECTED TO FORM OVER WEST TEXAS TODAY...AND WILL MOVE SLOWLY EAST OVERNIGHT. THIS LOW WILL BE ALONG THE SOUTHERN END OF THE COLD FRONT...AND WILL ACT TO STALL THE COLD FRONT OVER EAST CENTRAL OKLAHOMA AND NORTHWEST ARKANSAS TONIGHT. A THUNDERSTORM OUTFLOW BOUNDARY FROM THE EARLIER CONVECTION IS EXPECTED TO BE OVER THE AREA THIS AFTERNOON. THE ATMOSPHERE IS FORECAST TO BECOME MODERATELY TO VERY UNSTABLE AHEAD OF THE COLD FRONT AND THUNDERSTORM OUTFLOW BOUNDARY...SO A FEW THUNDERSTORMS MAY FORM ALONG AND AHEAD OF THESE FEATURES. DUE TO THE DEGREE OF INSTABILITY...ANY THUNDERSTORMS THAT FORM COULD BECOME SEVERE. THE MAIN ACTION...HOWEVER...SHOULD BE THIS EVENING AND OVERNIGHT AS THE UPPER LEVEL DISTURBANCE AND SURFACE LOW MOVE INTO WEST TEXAS AND THE FRONT REMAINS STALLED OVER EAST CENTRAL OKLAHOMA AND NORTHWEST ARKANSAS. WITH PLENTIFUL MOISTURE IN PLACE...THESE FEATURES WILL RESULT IN AN INCREASE IN THUNDERSTORM COVERAGE OVER MUCH OF EASTERN OKLAHOMA AND NORTHWEST ARKANSAS THIS EVENING AND OVERNIGHT. THE PRIMARY SEVERE WEATHER THREAT SHOULD BE FROM FROM LARGE HAIL AND DAMAGING WINDS. IN ADDITION...VERY HEAVY RAINFALL IS EXPECTED...WITH 1 TO 2 INCHES POSSIBLE MAINLY OVER SOUTHEAST OKLAHOMA AND NORTHWEST ARKANSAS THROUGH TUESDAY MORNING. EMERGENCY MANAGEMENT AGENCIES AND STORM SPOTTER GROUPS ACROSS EASTERN OKLAHOMA AND NORTHWEST ARKANSAS SHOULD MONITOR THE LATEST FORECASTS AND BE PREPARED FOR POSSIBLE ACTIVATION THIS AFTERNOON AND TONIGHT.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 1:07 AM CDT | Severe Thunderstorm Warning | TSA | Osage | 53 min |
| Jun 16, 1:46 AM CDT | Severe Thunderstorm Warning | TSA | Washington | 29 min |
| Jun 16, 2:08 AM CDT | Severe Thunderstorm Warning | TSA | Nowata | 52 min |
| Jun 16, 3:15 AM CDT | Severe Thunderstorm Warning | TSA | Tulsa | 45 min |
| Jun 16, 7:25 AM CDT | Severe Thunderstorm Warning | TSA | Wagoner | 50 min |
| Jun 16, 4:56 PM CDT | Severe Thunderstorm Warning | TSA | Okfuskee, Okmulgee | 49 min |
| Jun 16, 5:01 PM CDT | Severe Thunderstorm Warning | TSA | LeFlore | 44 min |
| Jun 16, 5:09 PM CDT | Tornado Warning | TSA | McIntosh, Okfuskee, Okmulgee | 51 min |
| Jun 16, 5:16 PM CDT | Severe Thunderstorm Warning | TSA | Latimer | 29 min |
| Jun 16, 5:31 PM CDT | Severe Thunderstorm Warning | TSA | Pittsburg | 44 min |
| Jun 16, 5:37 PM CDT | Tornado Warning | TSA | McIntosh | 53 min |
| Jun 16, 5:45 PM CDT | Severe Thunderstorm Warning | TSA | LeFlore | 45 min |
| Jun 16, 5:49 PM CDT | Severe Thunderstorm Warning | TSA | Haskell, Latimer | 56 min |
| Jun 16, 6:02 PM CDT | Tornado Warning | TSA | LeFlore | 43 min |
| Jun 16, 6:09 PM CDT | Severe Thunderstorm Warning | TSA | Okmulgee | 51 min |
| Jun 16, 6:17 PM CDT | Tornado Warning | TSA | Haskell, Pittsburg | 43 min |
| Jun 16, 6:20 PM CDT | Severe Thunderstorm Warning | TSA | Sequoyah | 40 min |
| Jun 16, 6:23 PM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 52 min |
| Jun 16, 6:27 PM CDT | Tornado Warning | TSA | McIntosh, Muskogee | 48 min |
| Jun 16, 6:44 PM CDT | Tornado Warning | TSA | Haskell | 46 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; the sounding from the Mesonet's radiosonde archive.