Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 3, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jan 22, 1997, 12:22 AM CST for LeFlore County, Oklahoma. It was in force for 53 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 22, 1997, 12:22 AM CST (06:22 UTC)
- Expired
- Jan 22, 1997, 1:15 AM CST
- In force
- 53 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County LeFlore County, OK
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 22, 12:30 AM CST | Hail 0.88 | Big Cedar, 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, 6.4 hours before the alert went out and 237 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
- 10 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 598 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 279 m²/s²
- 0-3 km storm-relative helicity
- 376 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 220623 RRA SVRTUL OKC079-220715- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 1222 AM CST WED JAN 22 1997 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 115 AM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEAST OKLAHOMA ...SOUTHERN LE FLORE COUNTY AT 1221 AM...RADAR INDICATED A SEVERE THUNDERSTORM 6 MILES SOUTH OF MUSE. THIS STORM WAS MOVING EAST NORTHEAST AT 40 MILES AN HOUR. BIG CEDAR AND PAGE ARE IN THE PATH OF THIS STORM. HAIL TO THE SIZE OF NICKELS AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. DURING THE STORM MOVE INDOORS AND STAY AWAY FROM WINDOWS. TO PROTECT YOURSELF FROM LIGHTNING DO NOT USE THE TELEPHONE OR HAND HELD ELECTRICAL APPLIANCES...UNLESS IN AN EMERGENCY. MOTORISTS SHOULD BE ALERT FOR WATER ON ROADWAYS AND NEVER DRIVE ONTO A FLOODED ROAD. KEEP TUNED TO THIS STATION FOR THE LATEZST 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 21, 7:52 PM CST, 4 hours 30 minutes earlier.
Area forecast discussion, Jan 21, 7:52 PM CST, 4 hours 30 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 750 PM CST TUE JAN 21 1997 STILL WAITING FOR AND EXPECTING TSTM DEVELOPMENT THIS EVENING BUT NOTHING GOING ON ATTM. SFC TROF/COLD FRONT HAS PUSHED INTO THE FAR NW PART OF THE FCST AREA AND IS NEARING THE BETTER MOISTURE SO MAY SEE TSTM DEVELOPMENT DURING THE NEXT 1-2 HOURS. BEST CHANCES FOR TSTMS WILL BE ALONG AND SOUTHEAST OF I-44 WITH TSTMS EXPECTED TO ORGANIZE INTO A SQUALL LINE OVERNIGHT. CURRENT FCST HAS THE SITUATION COVERED AND DO NOT PLAN ON ANY UPDATES ATTM. UPDATES WILL LIKELY BE NEEDED LATER ONCE TSTMS DEVELOP TO BETTER TIME THE ENDING OF PRECIP. .TUL... OK...NONE. AR...NONE. PLATE2
In the hours before
Special weather statement, Jan 21, 6:34 PM CST, 5 hours 48 minutes before
OKZ054>071-073-220300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 635 PM CST TUE JAN 21 1997 THE WIND ADVISORY WHICH HAD BEEN IN EFFECT FOR MUCH OF EASTERN OKLAHOMA THIS AFTERNOON HAS E$XPIRED. SOUTH WINDS WHICH HAD GUSTED OVER 40 MILES AN HOUR IN SOME AREAS THIS AFTERNOON HAVE DIMINISHED INTO THE 10 TO 20 MILE AN HOUR RANGE AND SHOULD REMAIN IN THAT RANGE THROUGH THE EVENING.
Special weather statement, Jan 21, 6:35 PM CST, 5 hours 47 minutes before
OKZ054>071-073-220300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 635 PM CST TUE JAN 21 1997 THE WIND ADVISORY WHICH HAD BEEN IN EFFECT FOR MUCH OF EASTERN OKLAHOMA THIS AFTERNOON HAS EXPIRED. SOUTH WINDS WHICH HAD GUSTED OVER 40 MILES AN HOUR IN SOME AREAS THIS AFTERNOON HAVE DIMINISHED INTO THE 10 TO 20 MILE AN HOUR RANGE AND SHOULD REMAIN IN THAT RANGE THROUGH THE EVENING.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 21, 10:46 PM CST | Severe Thunderstorm Warning | TSA | Ottawa | 44 min |
| Jan 21, 11:25 PM CST | Severe Thunderstorm Warning | TSA | Ottawa | 50 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.