Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 1, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jan 17, 1996, 6:16 PM CST for Cherokee County, Oklahoma. It was in force for 29 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
- Jan 17, 1996, 6:16 PM CST (00:16 UTC)
- Expired
- Jan 17, 1996, 6:45 PM CST
- In force
- 29 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County Cherokee County, OK
The radar
The Tulsa radar (KINX), 59 km from the middle of the area, began a volume at 00:16 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 |
|---|---|---|---|
| Jan 17, 6:27 PM CST | Hail 0.75 | Peggs, OK |
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 00:00Z, 0.3 hours before the alert went out and 154 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
- 121 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 1161 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 267 m²/s²
- 0-3 km storm-relative helicity
- 448 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUL 180018 RRA SVRTUL OKC021-180045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 616 PM CST WED JAN 17 1996 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 645 PM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL OKLAHOMA ...NORTHERN CHEROKEE COUNTY AT 616 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES NORTHWEST OF HULBERT MOVING NORTHEAST AT 40 MPH. PEGGS IS IN THE PATH OF THIS STORM. HAIL TO THE SIZE OF DIMES 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 Jan 17, 3:20 PM CST, 2 hours 56 minutes earlier.
Area forecast discussion, Jan 17, 3:20 PM CST, 2 hours 56 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 300 PM CST WED JAN 17 1996 WILL CONT WIND ADVSY THRU TONIGHT AND THURS FOR ALL OF FA. WINDS SHUD LESSEN SOME THIS EVE BUT WITH TIGHT GRAD WINDS SHUD REMAIN IN 15 TO 30 MPH RANGE. WINDS WILL STAY STRONG BEHIND FNT OVR MOST OF FA ON THURS. MODELS ARE SIMILAR WITH SFC AND UPPER FEATURES...BUT ETA IS A LTL FURTHER SOUTH WITH VORT MAX IN BASE OF H5 TROF AT 36 HRS. SFC LOW PROGGED TO BE NEAR GAG AT 00Z WITH ARCTIC FNT DROPPING THRU NW KS. FNT WENT THRU GLD ARND 1PM AND NW WNDS WERE GUSTING OVER 45 KNTS ON LATEST OBS. MODELS MOVE GAG SFC LOW AND H5 TROF ALMOST DUE E BETWEEN 00Z AND 06Z TONIGHT WITH SFC LOW NEAR TUL AT 6Z. BEST H3 DVRG AND H7 UVV ARE ALSO OVR E OK AT 6Z. MID LVL BASED RW HAVE BEEN INCREASING IN NE OK SINCE 2PM BUT BIG STORMS SHUD WAIT UNTIL SFC FEATURES AND UPPER DYNAMICS MOVE INTO E OK THIS EVE. LATEST VIS SAT PICS SHOW LN OF TC EXTENDING FROM C KS INTO WRN OK THAT CUD BE THE START OF BUSY EVE/OVRNIGHT FOR LATER SHFTS. WILL KEEP MENTION OF SVR IN ALL ZNS TONIGHT AND GO WITH 90-100% POPS. MODELS MOVE STRONG UVV FIELDS AND RW/TRW E OF FA EARLY THURS MORN WITH ARCTIC BNDRY PROGGED THRU ALL BUT FAR E/SE PARTS OF FA BY THEN. VRY DRY AIR IN LLVLS SHUD KEEP CHC FOR MEASURABLE SNOW SMALL OVR MOST OF E OK...BUT DRY AIR MAY BE A LTL SLOWER MOVING INTO NW ARK AND ADJACENT OK ZNS. ETA/NGM BOTH SHOW FROM .1 TO .2 INCHES OF LIQUID PCP FALLING IN THIS AREA WITH FWC AT HRO SHOWING 2-4 INCH 12 HR SNOW AMT ENDING THURS EVE. ETA/NGM ALSO BOTH INDICATE SOME QVEC CONV AT H7 AND H85 IN THIS SAME AREA. WILL CONT 40-50% POPS FOR SNOW IN E ZNS AND TAPER TO 20% IN WESTERN AREAS. CONSIDERED WINT WX ADVSY FOR SNOW/WIND CHILL THURS BUT SINCE IT IS IN 2ND PERIOD OF FCST WILL ISSUE ANOTHER SPS AND LET LATER SHIFTS DECIDE WHAT ADVSY TO ISSUE. WONT MENTION SNOW AMTS IN ZNS BUT WILL MENTION 1-3 INCHES PSBL FAR NE AND 1 INCH OR LESS ELSEWHERE IN SPS. NGM KEEPS WRAPARND CLDS IN NE ZNS THRU 42 HRS BUT CLDS SHUD CLR BY FRI MORN. VRY TIGHT TEMP GRADIENT BEHIND FNT WILL MAKE TONIGHTS MIN/THURS MAX TEMP FCST TUF. WILL FAVOR COOLER FAN TMPS AND COUNT ON SLIGHTLY FASTER MOVMT OF ARCTIC AIR THAN FWC INDICATES. WITH CLRNG SKY AND DWPTS BLO 0 WILL FCST MINS WELL BLO FWC THURS NIGHT AND STAY CLOSE TO FAN IN LATER PERIODS. /13 TUL 022/024 004/028 022 +200 FSM 040/040 008/030 019 +5-0 MLC 030/030 004/031 022 +200 BVO 017/0194 000/028 020 +200 FYV 035/035 004/026 018 +5-0 IDB 045/045 010/030 019 +4-0 BYV 037/037 003/025 015 +6-0 .TUL... OK...WIND ADVISORY TONIGHT AND THURS ZNS 54>77. AR...WIND ADVISORY TONIGHT AND THURS ZNS 1/2/10/11/19/29
In the hours before
Special weather statement, Jan 17, 12:55 PM CST, 5 hours 21 minutes before
ARZ001-002-010-011-019-029-OKZ054>077-180600- EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 100 PM CST WED JAN 17 1996 ...THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS OVER EASTERN OKLAHOMA AND NORTHWEST ARKANSAS TONIGHT... A STRONG UPPER LEVEL STORM SYSTEM OVER THE ROCKIES WILL BE MOVING INTO THE PLAINS LATE TODAY AND TONIGHT. AS THE STORM SYSTEM MOVES INTO THE PLAINS...INTENSE SURFACE LOW PRESSURE WILL CONTINUE TO DEVELOP OVER WESTERN KANSAS...THEN MOVE TO THE EAST NORTHEAST WITH A STRONG COLD FRONT SWEEPING THROUGH THE AREA AFTER MIDNIGHT. STRONG SOUTHERLY WINDS GUSTING TO AROUND 35 MPH WILL CONTINUE EASTERN OKLAHOMA AND NORTHWEST ARKANSAS THIS AFTERNOON. THE STRONG SOUTHERLY WINDS WILL CONTINUE DRAWING GULF MOISTURE NORTHWARD... SETTING THE STAGE FOR THE POSSIBILITY OF SEVERE THUNDERSTORMS TONIGHT. TEMPERATURES WILL REMAIN UNSEASONABLY WARM THROUGH THE EVENING... HOLDING IN THE 60S. AS THE UPPER LEVEL SYSTEM APPROACHES TONIGHT ...THUNDERSTORMS WILL LIKELY DEVELOP ALONG AND AHEAD OF A STRONG COLD FRONT WHICH IS FORECAST TO MOVE INTO EASTERN OKLAHOMA LATE THIS EVENING. SOME OF THE THUNDERSTORMS COULD BECOME SEVERE. ALTHOUGH INSTABILITY WILL BE RELATIVELY LOW...THE STRENGTH OF THE UPPER LEVEL SYSTEM SUGGESTS THAT SOME STORMS COULD BECOME SEVERE. THE MAIN THREAT FROM ANY SEVERE THUNDERSTORMS THAT FORM WILL BE LARGE HAIL AND ESPECIALLY STRONG AND DAMAGING WINDS. THE WINDS ALOFT WILL ALSO BE VERY STRONG TONIGHT AND THUNDERSTORMS THAT DO FORM WILL MOVE RAPIDLY NORTHEAST AT SPEEDS OF 40 TO 50 MPH. THE RISK OF SEVERE WEATHER WILL CONTINUE UNTIL THE COLD FRONT MOVES THROUGH SHORTLY AFTER MIDNIGHT IN NORTHEAST OKLAHOMA AND BEFORE 400 AM ACROSS THE REMAINDER OF THE AREA. TEMPERATURES WILL FALL RAPIDLY BEHIND THE COLD FRONT WITH STRONG NORTHWESTERLY WINDS CREATING WIND CHILLS BELOW ZERO. STORM SPOTTER GROUPS AND EMERGENCY MANAGEMENT OFFICIALS SHOULD CONTINUE TO MONITOR THE LATEST INFORMATION THROUGH THE DAY AND BE READY FOR POSSIBLE ACTIVATION THIS EVENING. THIS IS A SPECIAL ISSUANCE OF THE EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK. THESE OUTLOOKS ARE ISSUED DAILY FROM MID. MARCH THROUGH MID JUNE...AND AS NEEDED AT OTHER TIMES OF THE YEAR.
Special weather statement, Jan 17, 4:10 PM CST, 2 hours 6 minutes before
ARZ001-002-010-011-019-029-OKZ054>077-181200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 410 PM CST WED JAN 17 1996 ...BITTERLY COLD WEATHER HEADED FOR EASTERN OKLAHOMA AND NORTHWEST ARKANSAS... A MAJOR CHANGE IN THE WEATHER IS HEADED FOR EASTERN OKLAHOMA AND NORTHWEST ARKANSAS...BEGINNING WITH SPRING-LIKE THUNDERSTORMS TONIGHT AND BITTERLY COLD WEATHER AND POSSIBLY SNOW ON THURSDAY. AN ARCTIC COLD FRONT WILL RACE SOUTH INTO NORTHEAST OKLAHOMA AFTER MIDNIGHT AND ON ACROSS ALL BUT FAR SOUTHEAST OKLAHOMA BY DAYBREAK THURSDAY. A STRONG UPPER LEVEL STORM WILL ACOMPANY THE FRONT. THIS FRONT WILL USHER THE COLDEST AIR OF THE SEASON INTO EASTERN OKLAHOMA AND NORTHWEST ARKANSAS. STRONG SOUTHERLY WINDS WILL ALLOW LOW LEVEL MOISTURE TO CONTINUE TO INCREASE OVER THE REGION THIS EVENING AND SET THE STAGE FOR STRONG TO SEVERE THUNDERSTORM DEVELOPMENT ACROSS THE AREA OVERNIGHT. BY DAYBREAK THURSDAY...SHOWERS AND THUNDERSTORMS SHOULD HAVE MOVED EAST OF THE AREA. BITTERLY COLD AIR WILL POUR INTO THE AREA BEHIND THE FRONT WITH FALLING DAYTIME TEMPERATURES. SKIES WILL REMAIN CLOUDY WITH STRONG NORTHERLY WINDS GUSTING OVER 30 MPH CREATING WIND CHILLS AS COLD AS -20 DEGREES BY THURSDAY AFTERNOON. AREAS OF SNOW MAY ALSO SPREAD OVER THE AREA. THE SNOW WILL BE MOSTLY LIGHT...BUT THE NORTHWEST CORNER OF ARKANSAS AND ADJACENT AREAS OF NORTHEAST OKLAHOMA COULD SEE FROM 1 TO 2 INCHES OF ACCUMULATION. OTHER AREAS IN EASTERN OKLAHOMA AND WESTCENTRAL ARKANSAS MAY SEE AN INCH OR LESS OF SNOW BEFORE IT ENDS LATE THURSDAY. CLEARING SKIES AND DIMINISHING WINDS THURSDAY NIGHT WILL ALLOW TEMPERATURES TO FALL INTO THE SINGLE DIGITS BY FRIDAY MORNING. SOME AREAS OF NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS MAY FALL TO THE 0 DEGREE MARK. IF YOU ARE PLANNING TRAVEL ON THURSDAY...PREPARE FOR WINTER DRIVING CONDITIONS. WITH THE VERY COLD WIND CHILLS IT MAY BECOME DANGEROUS TO BE OUTSIDE FOR AN EXTENDED PERIOD OF TIME. STAY TUNED TO THIS STATION FOR THE LATEST INFORMATION FROM THE NATIONAL WEATHER SERVICE CONCERNING AND THE BITTERLY COLD WEATHER.
Special weather statement, Jan 17, 4:19 PM CST, 1 hour 57 minutes before
ARZ001-002-010-011-019-029-OKZ054>077-181200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 410 PM CST WED JAN 17 1996 ...BITTERLY COLD WEATHER HEADED FOR EASTERN OKLAHOMA AND NORTHWEST ARKANSAS... A MAJOR CHANGE IN THE WEATHER IS HEADED FOR EASTERN OKLAHOMA AND NORTHWEST ARKANSAS...BEGINNING WITH SPRING-LIKE THUNDERSTORMS TONIGHT AND BITTERLY COLD WEATHER AND POSSIBLY SNOW ON THURSDAY. AN ARCTIC COLD FRONT WILL RACE SOUTH INTO NORTHEAST OKLAHOMA AFTER MIDNIGHT AND ON ACROSS ALL BUT FAR SOUTHEAST OKLAHOMA BY DAYBREAK THURSDAY. A STRONG UPPER LEVEL STORM WILL ACOMPANY THE FRONT. THIS FRONT WILL USHER THE COLDEST AIR OF THE SEASON INTO EASTERN OKLAHOMA AND NORTHWEST ARKANSAS. STRONG SOUTHERLY WINDS WILL ALLOW LOW LEVEL MOISTURE TO CONTINUE TO INCREASE OVER THE REGION THIS EVENING AND SET THE STAGE FOR STRONG TO SEVERE THUNDERSTORM DEVELOPMENT ACROSS THE AREA OVERNIGHT. BY DAYBREAK THURSDAY...SHOWERS AND THUNDERSTORMS SHOULD HAVE MOVED EAST OF THE AREA. BITTERLY COLD AIR WILL POUR INTO THE AREA BEHIND THE FRONT WITH FALLING DAYTIME TEMPERATURES. SKIES WILL REMAIN CLOUDY WITH STRONG NORTHERLY WINDS GUSTING OVER 30 MPH CREATING WIND CHILLS AS COLD AS -20 DEGREES BY THURSDAY AFTERNOON. AREAS OF SNOW MAY ALSO SPREAD OVER THE AREA. THE SNOW WILL BE MOSTLY LIGHT...BUT THE NORTHWEST CORNER OF ARKANSAS AND ADJACENT AREAS OF NORTHEAST OKLAHOMA COULD SEE FROM 1 TO 2 INCHES OF ACCUMULATION. OTHER AREAS IN EASTERN OKLAHOMA AND WESTCENTRAL ARKANSAS MAY SEE AN INCH OR LESS OF SNOW BEFORE IT ENDS LATE THURSDAY. CLEARING SKIES AND DIMINISHING WINDS THURSDAY NIGHT WILL ALLOW TEMPERATURES TO FALL INTO THE SINGLE DIGITS BY FRIDAY MORNING. SOME AREAS OF NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS MAY FALL TO THE 0 DEGREE MARK. IF YOU ARE PLANNING TRAVEL ON THURSDAY...PREPARE FOR WINTER DRIVING CONDITIONS. WITH THE VERY COLD WIND CHILLS IT MAY BECOME DANGEROUS TO BE OUTSIDE FOR AN EXTENDED PERIOD OF TIME. STAY TUNED TO THIS STATION FOR THE LATEST INFORMATION FROM THE NATIONAL WEATHER SERVICE CONCERNING AND THE BITTERLY COLD WEATHER.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 17, 7:00 PM CST | Severe Thunderstorm Warning | TSA | Creek | 45 min |
| Jan 17, 7:25 PM CST | Severe Thunderstorm Warning | TSA | Latimer | 50 min |
| Jan 17, 7:32 PM CST | Severe Thunderstorm Warning | TSA | Osage, Pawnee, Tulsa | 43 min |
| Jan 17, 7:44 PM CST | Severe Thunderstorm Warning | TSA | Creek | 46 min |
| Jan 17, 8:37 PM CST | Severe Thunderstorm Warning | TSA | Rogers | 53 min |
| Jan 17, 8:45 PM CST | Severe Thunderstorm Warning | TSA | Wagoner | 45 min |
| Jan 17, 9:14 PM CST | Severe Thunderstorm Warning | TSA | Okfuskee | 46 min |
| Jan 17, 10:09 PM CST | Severe Thunderstorm Warning | TSA | Delaware | 51 min |
| Jan 17, 10:20 PM CST | Severe Thunderstorm Warning | TSA | McIntosh, Pittsburg | 40 min |
| Jan 17, 10:23 PM CST | Severe Thunderstorm Warning | TSA | Muskogee | 52 min |
| Jan 17, 10:34 PM CST | Severe Thunderstorm Warning | TSA | Wagoner | 41 min |
| Jan 17, 11:13 PM CST | Severe Thunderstorm Warning | TSA | Cherokee | 47 min |
| Jan 17, 11:44 PM CST | Severe Thunderstorm Warning | TSA | LeFlore | 61 min |
| Jan 17, 11:47 PM CST | Severe Thunderstorm Warning | TSA | Delaware | 43 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 1996Every severe thunderstorm warning in 1996
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.