Alert archive / Oklahoma / Flash Flood Warnings in 1992

Flash Flood Warning 1, NWS Tulsa, OK

April 12, 1992Rogers County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Apr 12, 1992, 3:35 AM CDT for Rogers County, Oklahoma. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Apr 12, 1992, 3:35 AM CDT (08:35 UTC)
Expired
Apr 12, 1992, 6:30 AM CDT
In force
3 hr
Issued by
NWS Tulsa, OK
Area
Whole counties

County Rogers County, OK

The nearest sounding before it

Springfield, MO (KUMN), launched 00:00Z, 8.6 hours before the alert went out and 171 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, Springfield, MO at 00:00Z on 1992-04-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 650 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 1992-04-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 square meters per square second.193958Sfc1 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
650 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
1775 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
108 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUL 120854 COR
FFWTUL
OKC131-121130-

BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING ... CORRECTION
NATIONAL WEATHER SERVICE TULSA OK
335 AM CDT SUN APR 12 1992

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  630 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES ...

IN NORTHEAST OKLAHOMA

   ...ROGERS COUNTY

HEAVY RAINS HAVE CAUSED FLOODING IN ROGERS COUNTY. SEVERAL COUNTY ROADS
ARE IMPASSSIBLE EAST OF CLAREMORE.  RADAR INDICATES HEAVY RAINS IN THAT
AREA AT 330 AM WHICH SHOULD CONTINUE FOR ANOTHER HOUR.

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.

...CORRECTION TO PREVIOUS WARNING...

THERE HAVE NOT BEEN ANY EVACUATIONS AT CLAREMORE.

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.

In the hours before

Local storm report, Apr 11, 10:56 PM CDT, 4 hours 39 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
1054 PM CDT SAT APR 11 1992

...REPORTS FROM THIS EVENING...

TIME(CST)       COUNTY         REPORT

530 PM          OSAGE          NICKLE SIZE HAIL AND STRONG WINDS BLEW
                               ONE TENT DOWN AT HULAH DAM

555 PM          OSAGE          GOLFBALL SIZE HAIL AT OKESA

615 PM          WASHINGTON     DIME SIZE HAIL NEAR OCHELATA

615 PM          OTTAWA         DIME SIZE HAIL AT TOLL BOOTH ON WILL
                               ROGERS TURNPIKE JUST INSIDE OKLAHOMA
                               STATE LINE

620 PM          NOWATA         DIME SIZE HAIL 5 MILES NORTH OF LENAPAH

630 PM          CRAIG          NICKLE SIZE HAIL 3 MILES WEST OF
                               CENTRALIA

645 PM          TULSA          QUARTER SIZE HAIL AT SKIATOOK

705 PM          TULSA          QUARTER SIZE HAIL JUST EAST OF SPERRY

715 PM          OSAGE          QUARTER SIZE HAIL 5 MILES SOUTHWEST OF
                               SPERRY

720 PM          DELAWARE       DIME SIZE HAIL 5 MILES EAST OF GROVE

725 PM          DELAWARE       DIME SIZE HAIL AT GROVE

725 PM          CREEK          DIME SIZE HAIL 4 MILES EAST OF MANNFORD

735 PM          DELAWARE       QUARTER SIZE HAIL 8 MILES SOUTH OF GROVE

800 PM          TULSA          GOLFBALL TO BASEBALL SIZE HAIL ACROSS
                               SOUTHEAST TULSA AND BROKEN ARROW

800 PM          CREEK          GOLFBALL SIZE HAIL 3 MILES EAST OF
                               DRUMRIGHT

820 PM          MAYES          DIME SIZE HAIL 3 MILES SOUTH OF
                               PENSACOLA

820 PM          TULSA          GOLFBALL TO BASEBALL SIZE HAIL FROM
                               SOUTHEAST TULSA TO BROKEN ARROW

830 PM          TULSA          GOLFBALL SIZE HAIL AT ONETA

840 PM          ADAIR          DIME SIZE HAIL 4 MILES SOUTH OF WATTS

900 PM          CREEK          DIME SIZE HAIL 10 MILES SOUTH OF BRISTOW

915 PM          WAGONER        NICKLE SIZE HAIL AT PORTER

930 PM          OKMULGEE       DIME SIZE HAIL 3 MILES NORTH OF BEGGS

945 PM          ROGERS         ONE INCH HAIL 5 MILES NORTHEAST OF
                               CLAREMORE

1030 PM         ROGERS         ONE INCH HAIL 8 MILES EAST OF CLAREMORE
Local storm report, Apr 11, 11:12 PM CDT, 4 hours 23 minutes before
STORM REPORT...CORRECTED CST TO CDT...
NATIONAL WEATHER SERVICE TULSA, OK
1111 PM CDT SAT APR 11 1992

...REPORTS FROM THIS EVENING...

TIME(CDT)       COUNTY         REPORT

530 PM          OSAGE          NICKLE SIZE HAIL AND STRONG WINDS BLEW
                               ONE TENT DOWN AT HULAH DAM

555 PM          OSAGE          GOLFBALL SIZE HAIL AT OKESA

615 PM          WASHINGTON     DIME SIZE HAIL NEAR OCHELATA

615 PM          OTTAWA         DIME SIZE HAIL AT TOLL BOOTH ON WILL
                               ROGERS TURNPIKE JUST INSIDE OKLAHOMA
                               STATE LINE

620 PM          NOWATA         DIME SIZE HAIL 5 MILES NORTH OF LENAPAH

630 PM          CRAIG          NICKLE SIZE HAIL 3 MILES WEST OF
                               CENTRALIA

645 PM          TULSA          QUARTER SIZE HAIL AT SKIATOOK

705 PM          TULSA          QUARTER SIZE HAIL JUST EAST OF SPERRY

715 PM          OSAGE          QUARTER SIZE HAIL 5 MILES SOUTHWEST OF
                               SPERRY

720 PM          DELAWARE       DIME SIZE HAIL 5 MILES EAST OF GROVE

725 PM          DELAWARE       DIME SIZE HAIL AT GROVE

725 PM          CREEK          DIME SIZE HAIL 4 MILES EAST OF MANNFORD

735 PM          DELAWARE       QUARTER SIZE HAIL 8 MILES SOUTH OF GROVE

800 PM          TULSA          GOLFBALL TO BASEBALL SIZE HAIL ACROSS
                               SOUTHEAST TULSA AND BROKEN ARROW

800 PM          CREEK          GOLFBALL SIZE HAIL 3 MILES EAST OF
                               DRUMRIGHT

820 PM          MAYES          DIME SIZE HAIL 3 MILES SOUTH OF
                               PENSACOLA

820 PM          TULSA          GOLFBALL TO BASEBALL SIZE HAIL FROM
                               SOUTHEAST TULSA TO BROKEN ARROW

830 PM          TULSA          GOLFBALL SIZE HAIL AT ONETA

840 PM          ADAIR          DIME SIZE HAIL 4 MILES SOUTH OF WATTS

900 PM          CREEK          DIME SIZE HAIL 10 MILES SOUTH OF BRISTOW

915 PM          WAGONER        NICKLE SIZE HAIL AT PORTER

930 PM          OKMULGEE       DIME SIZE HAIL 3 MILES NORTH OF BEGGS

945 PM          ROGERS         ONE INCH HAIL 5 MILES NORTHEAST OF
                               CLAREMORE

1030 PM         ROGERS         ONE INCH HAIL 8 MILES EAST OF CLAREMORE
Special weather statement, Apr 11, 11:30 PM CDT, 4 hours 5 minutes before
OKZ029>033-120600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1130 PM CDT SAT APR 11 1992

...SEVERE THUNDERSTORM WATCH NUMBER 128 CANCELED FOR PARTS OF EASTERN
OKLAHOMA...

THE SEVERE THUNDERSTORM WATCH HAD BEEN IN EFFECT HAS BEEN CANCELED FOR
PARTS OF EASTERN OKLAHOMA. THE FOLLOWING COUNTIES ARE NO LONGER IN THE
SEVERE THUNDERSTORM WATCH...

ADAIR...CHEROKEE...CREEK...MCINTOSH...MUSKOGEE...OKFUSKEE...OKMULGEE...
TULSA...WAGONER...HASKELL...LATIMER...PITTSBURG.

SCATTERED SHOWERS AND THUNDERSTORMS WILL STILL OCCUR IN THESE AREAS
OVERNIGHT BUT THE THREAT OF SEVERE WEATHER HAS DIMINISHED.
Local storm report, Apr 12, 2:43 AM CDT, 52 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
241 AM CDT SUN APR 12 1992

...REPORT FROM SATURDAY EVENING APRIL 11TH...

TIME(CDT)       COUNTY         REPORT

1010 PM         ROGERS         GOLFBALL SIZE HAIL JUST NORTHEAST OF
                               CLAREMORE

...REPORT FROM THIS MORNING APRIL 12TH...

TIME (CDT)      COUNTY         REPORT

140 AM          ROGERS         DIME SIZE HAIL IN CLAREMORE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 11, 7:04 PM CDTSevere Thunderstorm WarningTSACreek, Osage41 min
Apr 11, 7:20 PM CDTSevere Thunderstorm WarningTSATulsa55 min
Apr 11, 7:29 PM CDTSevere Thunderstorm WarningTSADelaware46 min
Apr 11, 7:44 PM CDTSevere Thunderstorm WarningTSACreek61 min
Apr 11, 8:08 PM CDTSevere Thunderstorm WarningTSAMayes67 min
Apr 11, 8:12 PM CDTSevere Thunderstorm WarningTSATulsa, Wagoner48 min
Apr 11, 8:30 PM CDTSevere Thunderstorm WarningTSAAdair60 min
Apr 11, 8:41 PM CDTSevere Thunderstorm WarningTSACreek, Okfuskee64 min
Apr 11, 8:51 PM CDTSevere Thunderstorm WarningTSAMuskogee54 min
Apr 11, 9:01 PM CDTSevere Thunderstorm WarningTSAWagoner44 min
Apr 11, 9:18 PM CDTSevere Thunderstorm WarningTSAOkmulgee57 min
Apr 11, 9:26 PM CDTSevere Thunderstorm WarningTSARogers49 min
Apr 11, 10:15 PM CDTSevere Thunderstorm WarningTSARogers45 min
Apr 12, 12:30 AM CDTSevere Thunderstorm WarningTSAPawnee60 min
Apr 12, 1:32 AM CDTSevere Thunderstorm WarningTSARogers43 min
Apr 12, 2:00 AM CDTSevere Thunderstorm WarningTSAMayes60 min
Apr 12, 3:02 AM CDTSevere Thunderstorm WarningTSARogers43 min

Nearby

Flash Flood Warnings in Oklahoma, 1992Every flash flood warning in 1992

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.