Alert archive / Oklahoma / Flash Flood Warnings in 1995

Flash Flood Warning 52, NWS Tulsa, OK

September 7, 1995Osage County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Sep 7, 1995, 2:04 AM CDT for Osage County, Oklahoma. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Sep 7, 1995, 2:04 AM CDT (07:04 UTC)
Expired
Sep 7, 1995, 5:00 AM CDT
In force
3 hr
Issued by
NWS Tulsa, OK
Area
Whole counties

County Osage County, OK

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 7.1 hours before the alert went out and 181 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-pSkew-T log-p diagram, Norman, OK at 00:00Z on 1995-09-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2000 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 1995-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 85 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
2000 J/kg
Mixed-layer CIN
-131 J/kg
Mixed-layer LCL
1940 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
85 m²/s²
0-3 km storm-relative helicity
305 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUL 070705
FFWTUL
OKC113-071000-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
204 AM CDT THU SEP 7 1995
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  500 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST OKLAHOMA
 
   ...NORTHERN AND EASTERN OSAGE COUNTY
 
INTENSE RAINFALL CONTINUES ACROSS NORTHERN AND EASTERN PARTS OF OSAGE
COUNTY. THE HEAVIEST RAINFALLS THROUGH 200 AM HAVE OCCURRED IN THE
PAWHUSKA AND BLUESTEM LAKE AREAS. ADDITIONAL HEAVY RAINS WILL CONTINUE
MOVING SOUTHEAST FROM KANSAS THROUGH 400 AM. SOME AREAS IN THE WARNED
AREA MAY RECEIVE UP TO A TOTAL OF 5 INCHES OF RAIN WHICH WILL CAUSE
FLOODING PROBLEMS.
 
THE WARNING AREAS GENERALLY INCLUDE THAT PART OF OSAGE COUNTY NORTHEAST
OF A LINE FROM BURBANK TO AVANT.
 
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 SAFELY.  IF YOUR
VEHICLE GETS CAUGHT IN RISING WATER...ABANDONED IT QUICKLY.  THEN
MOVE TO HIGHER GROUND.

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 Sep 6, 9:12 PM CDT, 4 hours 52 minutes earlier.

Area forecast discussion, Sep 6, 9:12 PM CDT, 4 hours 52 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
909 PM CDT WED SEP 6 1995

SFC ANAL HAS TWO MAIN BNDRYS AT 01Z WHICH WILL AFFECT ERN OK WX
TONITE/THURS. A SFC TROF/WK FRONT SNAKED FROM IA INTO CNTRL KS
AND NW OK. THIS TROF WAS MOVG SLOWLY SE. THE LONG-AWAITED CANADIAN
COLD FRONT WAS  MOVG THRU CNTRL NEBRASKA. XPCT FRONT TO CATCH UP
TO THE TROF IN KS TONITE AND MOVE INTO NE OK THURS MORN. AFTN
PKG HAS GUD HANDLE ON FRONTAL TIMING AND WSHFT.

BIG QUESTION IS WHETHER OR NOT WIDESPRD PCPN WILL ACCOMPANY THIS
SYSM. STG CAP EVIDENT ON OUN SNDG THIS EVE HAS PROHIBITED DVLPMENT
OVR NW OK SO FAR DESPITE PERSISTENT AND STRONG MSTR FLUX CONVERGENCE.
EVE UA DATA SUGGESTS THE CAP WILL NOT BE BROKEN BEFORE COOLER H7
TEMPS ARRIVE SOMETIME TOWARD 12Z THURS. SGF SNDG HAD MUCH WEAKER
CAP BUT LESS LO LVL MSTR. SO PROSPECTS FOR TRW WITH UPDRAFTS ROOTED
IN BLYR LOOK LOW UNTIL LATE TONITE OR EARLY THURS MORN.

DESPITE THE ABOVE NEGATIVE FACTORS FOR PRECIP...HAVE OPTED TO NOT
MAKE ANY BIG CHGS TO 1ST PD POPS. 700 MB UPR AIR MAP AND PROFILER
WINDS INDICATE A MID LVL TROF OVR CNTRL KS AND THE TX PANHANDLE
ASSD WITH THE SFC TROF. PLENTY OF MID LVL CLDINESS HAS DVLPD THIS
EVE ALONG AND AHEAD OF THE TROF OVR ERN KS AND OK. AS THE FRONTAL
SYSM MOVES INTO KS TONITE...EXPCT SCTD ELEVATED CONVECTION TO
DVLP IN THE BAROCLINIC ZN AND SPRD SEWD. SCTD SHOWERS AND TRW
SHUD BECOME MORE NMRS IN NE OK TOWARD MORNING AS FRONTAL SYSM AND
COOLER AIR ALF MOVE SEWD. PSBL BEGINNINGS TO THE MID LVL CONVECTION
HAVE SHOWN UP ON 88D BETWEEN ICT AND CNU AT 0207Z.

NO CHGS TO LATER PDS OF FCST.

                                                /9
.TUL...NONE.

In the hours before

Special weather statement, Sep 6, 11:15 PM CDT, 2 hours 49 minutes before
ARZ001-002-010-011-019-029-OKZ054>071-070600-

SPECIAL WEATHER STATEMENT...CORRECTED DATE...
NATIONAL WEATHER SERVICE TULSA OK
1115 PM CDT WED SEP 6 1995

...COOLER WEATHER AND A CHANCE OF RAIN COMING...

SCATTERED SHOWERS AND THUNDERSTORMS WERE DEVELOPING IN SOUTHEAST
KANSAS AND PARTS OF NORTHEAST OKLAHOMA TONIGHT.  AT 1115 PM...THE
SHOWERS AND STORMS WERE CONFINED TO THE EXTREME NORTHERN PARTS OF
OSAGE AND WASHINGTON COUNTIES. AREAS NORTH OF BARTLESVILLE AND
PAWHUSKA WERE RECEIVING RAIN.

SOME OF THE THUNDERSTORMS MAY PRODUCE BRIEF GUSTY WINDS...AS WELL AS
FREQUENT LIGHTNING AND HEAVY RAIN. THE SHOWERS AND THUNDERSTORMS IN
EXTREME NORTHERN OKLAHOMA WERE MOVING TO THE SOUTHEAST AT 15 MPH.

THE SHOWER AND THUNDERSTORM ACTIVITY WAS DEVELOPING AHEAD OF A STRONG
FRONTAL SYSTEM. AT 11 PM...THE COLD FRONT WAS MOVING INTO EXTREME
NORTHERN KANSAS. TEMPERATURES BEHIND THE FRONT WERE FALLING INTO THE
50S AND 60S.

SCATTERED SHOWERS AND THUNDERSTORMS WILL GRADUALLY SPREAD SOUTHWARD
ACROSS NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS TONIGHT. SCATTERED
SHOWERS WILL MOVE INTO THE TULSA AREA AROUND 300 AM...AND INTO THE
FAYETTEVILLE ARKANSAS AREA AFTER 500 AM.

THE COLD FRONT WILL BRING NORTH WINDS AND COOLER AIR TO EASTERN
OKLAHOMA AND NORTHWEST ARKANSAS ON THURSDAY. THE FRONT WILL MOVE INTO
NORTHEAST OKLAHOMA THURSDAY MORNING...AND THROUGH MOST OF SOUTHEAST
OKLAHOMA AND NORTHWEST ARKANSAS THURSDAY AFTERNOON.

IF IT RAINS IN TULSA TONIGHT OR THURSDAY...IT WILL BE THE FIRST DAY
SINCE AUGUST 6 THAT MEASURABLE RAIN HAS FALLEN.
Special weather statement, Sep 6, 11:17 PM CDT, 2 hours 47 minutes before
ARZ001-002-010-011-019-029-OKZ054>071-070600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1115 PM CDT WED SEP 6 1993

...COOLER WEATHER AND A CHANCE OF RAIN COMING...

SCATTERED SHOWERS AND THUNDERSTORMS WERE DEVELOPING IN SOUTHEAST
KANSAS AND PARTS OF NORTHEAST OKLAHOMA TONIGHT.  AT 1115 PM...THE
SHOWERS AND STORMS WERE CONFINED TO THE EXTREME NORTHERN PARTS OF
OSAGE AND WASHINGTON COUNTIES. AREAS NORTH OF BARTLESVILLE AND
PAWHUSKA WERE RECEIVING RAIN.

SOME OF THE THUNDERSTORMS MAY PRODUCE BRIEF GUSTY WINDS...AS WELL AS
FREQUENT LIGHTNING AND HEAVY RAIN. THE SHOWERS AND THUNDERSTORMS IN
EXTREME NORTHERN OKLAHOMA WERE MOVING TO THE SOUTHEAST AT 15 MPH.

THE SHOWER AND THUNDERSTORM ACTIVITY WAS DEVELOPING AHEAD OF A STRONG
FRONTAL SYSTEM. AT 11 PM...THE COLD FRONT WAS MOVING INTO EXTREME
NORTHERN KANSAS. TEMPERATURES BEHIND THE FRONT WERE FALLING INTO THE
50S AND 60S.

SCATTERED SHOWERS AND THUNDERSTORMS WILL GRADUALLY SPREAD SOUTHWARD
ACROSS NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS TONIGHT. SCATTERED
SHOWERS WILL MOVE INTO THE TULSA AREA AROUND 300 AM...AND INTO THE
FAYETTEVILLE ARKANSAS AREA AFTER 500 AM.

THE COLD FRONT WILL BRING NORTH WINDS AND COOLER AIR TO EASTERN
OKLAHOMA AND NORTHWEST ARKANSAS ON THURSDAY. THE FRONT WILL MOVE INTO
NORTHEAST OKLAHOMA THURSDAY MORNING...AND THROUGH MOST OF SOUTHEAST
OKLAHOMA AND NORTHWEST ARKANSAS THURSDAY AFTERNOON.

IF IT RAINS IN TULSA TONIGHT OR TrHURSDAY...IT WILL BE THE FIRST DAY
SINCE AUGUST 6 THAT MEASURABLE RAIN HAS FALLEN.
Special weather statement, Sep 6, 11:19 PM CDT, 2 hours 45 minutes before
ARZ001-002-010-011-019-029-OKZ054>071-070600-

SPECIAL WEATHER STATEMENT...CORRECTED DATE...
NATIONAL WEATHER SERVICE TULSA OK
1115 PM CDT WED SEP 6 1995

...COOLER WEATHER AND A CHANCE OF RAIN COMING...

SCATTERED SHOWERS AND THUNDERSTORMS WERE DEVELOPING IN SOUTHEAST
KANSAS AND PARTS OF NORTHEAST OKLAHOMA TONIGHT.  AT 1115 PM...THE
SHOWERS AND STORMS WERE CONFINED TO THE EXTREME NORTHERN PARTS OF
OSAGE AND WASHINGTON COUNTIES. AREAS NORTH OF BARTLESVILLE AND
PAWHUSKA WERE RECEIVING RAIN.

SOME OF THE THUNDERSTORMS MAY PRODUCE BRIEF GUSTY WINDS...AS WELL AS
FREQUENT LIGHTNING AND HEAVY RAIN. THE SHOWERS AND THUNDERSTORMS IN
EXTREME NORTHERN OKLAHOMA WERE MOVING TO THE SOUTHEAST AT 15 MPH.

THE SHOWER AND THUNDERSTORM ACTIVITY WAS DEVELOPING AHEAD OF A STRONG
FRONTAL SYSTEM. AT 11 PM...THE COLD FRONT WAS MOVING INTO EXTREME
NORTHERN KANSAS. TEMPERATURES BEHIND THE FRONT WERE FALLING INTO THE
50S AND 60S.

SCATTERED SHOWERS AND THUNDERSTORMS WILL GRADUALLY SPREAD SOUTHWARD
ACROSS NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS TONIGHT. SCATTERED
SHOWERS WILL MOVE INTO THE TULSA AREA AROUND 300 AM...AND INTO THE
FAYETTEVILLE ARKANSAS AREA AFTER 500 AM.

THE COLD FRONT WILL BRING NORTH WINDS AND COOLER AIR TO EASTERN
OKLAHOMA AND NORTHWEST ARKANSAS ON THURSDAY. THE FRONT WILL MOVE INTO
NORTHEAST OKLAHOMA THURSDAY MORNING...AND THROUGH MOST OF SOUTHEAST
OKLAHOMA AND NORTHWEST ARKANSAS THURSDAY AFTERNOON.

IF IT RAINvS IN TULSA TONIGHT OR THURSDAY...IT WILL BE THE FIRST DAY
SINCE AUGUST 6 THAT MEASURABLE RAIN HAS FALLEN.
Local storm report, Sep 7, 1:11 AM CDT, 53 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
108 AM CDT THU SEP 7 1995

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

1248 AM    2 NW OF PAWHUSKA  v        OK   0.88 INCH HAIL
09/07/95   OSAGE

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 6, 11:34 PM CDTSevere Thunderstorm WarningTSAOsage41 min
Sep 7, 12:05 AM CDTSevere Thunderstorm WarningTSAOsage40 min
Sep 7, 12:39 AM CDTSevere Thunderstorm WarningTSAOsage51 min
Sep 7, 1:26 AM CDTSevere Thunderstorm WarningTSAOsage49 min
Sep 7, 3:16 AM CDTSevere Thunderstorm WarningTSACreek, Pawnee44 min
Sep 7, 3:41 AM CDTSevere Thunderstorm WarningTSATulsa49 min
Sep 7, 3:59 AM CDTSevere Thunderstorm WarningTSACreek31 min

Nearby

Flash Flood Warnings in Oklahoma, 1995Every flash flood warning in 1995

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.