Alert archive / Oklahoma / Flash Flood Warnings in 1997

Flash Flood Warning 24, NWS Tulsa, OK

July 15, 1997Tulsa County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Jul 15, 1997, 7:48 PM CDT for Tulsa County, Oklahoma. It was in force for 117 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: Jul 15, 1997, 7:48 PM CDT (00:48 UTC)
Expired: Jul 15, 1997, 9:45 PM CDT
In force: 117 min
Issued by: NWS Tulsa, OK
Area: Whole counties

County Tulsa County, OK

The radar

The Tulsa radar (KINX), 34 km from the middle of the area, began a volume at 00:48 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.

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 0.8 hours before the alert went out and 166 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1184 J/kg
Mixed-layer CIN: -176 J/kg
Mixed-layer LCL: 1459 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 3 m²/s²
0-3 km storm-relative helicity: 108 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KTUL 160048
FFWTUL
OKC143-160245-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
748 PM CDT TUE JUL 15 1997
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  945 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST OKLAHOMA
 
   ...TULSA COUNTY
 
AT 746 PM...RADAR ESTIMATED 3 INCHES OF RAINFALL OVER CENTRAL AND
WESTERN TULSA COUNTY. SOME FLOODING OF ROADWAYS HAS BEEN REPORTED
SOUTHWEST OF DOWNTOWN TULSA.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS LIKELY OR HAS BEEN
REPORTED.  STAY ALERT AND WATCH FOR RAPIDLY RISING WATER.
REMEMBER...IT'S IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO THE
NEAREST STREAM...CREEK OR RIVER WHICH CAN BECOME A KILLER DURING
PERIODS OF HEAVY RAIN.
 
MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT DRIVE YOUR
VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY.  THE WATER
MAY BE TOO DEEP TO ALLOW YOUR CAR TO CROSS SAFEL`Y.  IF YOUR
VEHICLE GETS CAUGHT IN RISING WATER...ABANDONED IT QUICKLY.  THEN
MOVE TO HIGHER GROUND.
 
KEEP TUNED TO THIS STATION FOR THE LATEST WEATHER BULLETINS.
 
 
 
&

What forecasters said that day

The local office's own words before this flash flood 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 flash flood warning went out at Jul 15, 3:50 PM CDT, 3 hours 58 minutes earlier.

Area forecast discussion, Jul 15, 3:50 PM CDT, 3 hours 58 minutes before

FPUS3 KTUL 152049
AFDTUL

EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
350 PM CDT TUE JUL 15 1997

COMPLEX OF TSRA THAT MVD FM SW AR INTO NE TX SENT AN OUTFLOW BNDRY
NW INTO SE OK WHICH HELPED DVLPD SCT STRG/SVR TSRA THIS AFTN.
FURTHER N FORCING IS WK AN HV ONLY SEEN A FEW ISOLD TSRA. APRS THAT
ACTVTY SHLD QUIET DOWN AFT LOSS OF HEATING. THUS WL WORD 1ST PD
POPS FOR THIS EVE.

XCPN WL BE FOR AREAS N AND W OF TUL WHERE THERE IS A SLGT CHC OF
TSRA MVG IN FM THE NW LATE TNGT. NOT CLEAR THAT TSRA WL FM IN CNTRL
KS TNGT AND IF THEY DO WHETHER THEY WL MV INTO PARTS OF NE OK BFR
MRNG THUS STICKING W/JUST 20 POPS.

MDLS ARE ALL IN GENERAL AGREEMENT IN SLOWLY MVG A S/W CRNTLY SEEN
IN ERN CO ARND THE EDGE OF THE UPR RDG ANCHORED OVER THE SW US.
THIS BRINGS THE VORT MAX SLOWLY SEWD AND THEN S ACRS FA THRU THE
FCST PD. THUS WL KEEP A CHC OF TSRA GOING FOR PARTS OF THE FA WED
INTO THU. BETTER CHC SEEMS TO BE DURING MAX HEATING TMRW BUT CANNOT
RULE OUT A REPEAT ON THU ESPC ACRS SRN SCTNS.

PRELIM NMBRS
TUL 75/94 75/95 1321     FSM 72/95 71/94 1422
MLC 71/95 72/94 1322     BVO 72/94 72/95 2321
FYV 66/90 66/90 1321     IDB 70/95 70/94 1423
BYV 64/90 65/90 1322

.TUL...
OK...NONE.
AR...NONE.

In the hours before

Local storm report, Jul 15, 2:56 PM CDT, 4 hours 52 minutes before

PRELIMINARY STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
256 PM CDT TUE JUL 15 1997

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0220 PM    1 SE STIGLER              OK   0.75 INCH HAIL
07/15/97   HASKELL

Local storm report, Jul 15, 2:57 PM CDT, 4 hours 51 minutes before

PRELIMINARY STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
256 PM CDT TUE JUL 15 1997

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0220 PM    1 SE SPTIGLER              OK   0.75 INCH HAIL
07/15/97   HASKELL

Local storm report, Jul 15, 3:52 PM CDT, 3 hours 56 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
352 PM CDT TUE JUL 15 1997

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0320 PM    5 SW MCALESTER            OK   1.00 INCH HAIL AT TOLL
07/15/97   PITTSBURG                      BOOTH ON INDIAN NATIONS
                                          TURNPIKE SOUTHWEST OF
                                          MCALESTER

Local storm report, Jul 15, 3:54 PM CDT, 3 hours 54 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
352 PM CDT TUE JUL 15 1997

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0320 PM    5 SW MCALESTER      $      OK   1.00 INCH HAIL AT TOLL
07/15/97   PITTSBURG                      BOOTH ON INDIAN NATIONS
                                          TURNPIKE SOUTHWEST OF
                                          MCALESTER

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 15, 7:03 PM CDT	Severe Thunderstorm Warning	TSA	Tulsa	42 min
Jul 15, 7:22 PM CDT	Flash Flood Warning	TSA	Mayes, Rogers, Wagoner	2 hr
Jul 15, 7:27 PM CDT	Severe Thunderstorm Warning	TSA	Rogers	48 min
Jul 15, 7:31 PM CDT	Severe Thunderstorm Warning	TSA	Washington	44 min
Jul 15, 7:36 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Tulsa	54 min
Jul 15, 8:24 PM CDT	Severe Thunderstorm Warning	TSA	Pawnee	51 min
Jul 15, 8:27 PM CDT	Severe Thunderstorm Warning	TSA	Osage	48 min
Jul 15, 9:14 PM CDT	Severe Thunderstorm Warning	TSA	Osage	46 min

Nearby

Flash Flood Warnings in Oklahoma, 1997 Every flash flood 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; radar from the NEXRAD Level II archive.