Alert archive / Oklahoma / Flash Flood Warnings in 1995

Flash Flood Warning 20, NWS Norman, OK

May 25, 1995Bryan County, Choctaw County, Oklahoma

NWS Norman, OK issued this flash flood warning at May 25, 1995, 1:15 AM CDT for Bryan County, Choctaw County, Oklahoma. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued: May 25, 1995, 1:15 AM CDT (06:15 UTC)
Expired: May 25, 1995, 3:30 AM CDT
In force: 2 hr
Issued by: NWS Norman, OK
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Bryan County, OK, Choctaw County, OK

The radar

The Norman radar (KTLX), 195 km from the middle of the area, began a volume at 06:17 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

Fort Worth, TX (KFWD), launched 00:00Z, 6.3 hours before the alert went out and 182 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: 1717 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 546 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 37 m²/s²
0-3 km storm-relative helicity: 152 m²/s²
Significant tornado parameter: 0.8
Supercell composite: 5.6

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Norman, OK wrote its last area forecast discussion before this flash flood warning went out at May 24, 3:45 PM CDT, 9 hours 30 minutes earlier.

Area forecast discussion, May 24, 3:45 PM CDT, 9 hours 30 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OKLAHOMA CITY OKLAHOMA
340 PM CDT WED MAY 24 1995

STNRY FNT XTNDG ACRS SCNTRL OK INTO NRN TX WL BE AN INITIAL FOCUS FOR
TSTM DVLPMT THIS AFTN AND EVE. MDTLY STRG THERMAL GRAD OF NR 20 DEG
EXISTS ACRS THE FNT ALNG WITH WK CNVRGNC. SCTD TSTMS DVLPG IN THE AREA
WL CONT TO INCRS THRU EVE. MDT INSTABILITIES... HIGH DEWPTS... AND MID
LVL DRYING WL SUPPORT A FEW TSTMS WITH LRG HAIL... STRNG WINDS... AND
LCLY HVY RAINS. WL ALLOW FFA TO EXPIRE THIS AFTN... HWVR... WL MONITOR
NEED FOR REISSUANCE FOR LATE TNGT SHUD MORE ORGANIZED DVLPMNT OCCUR ACRS
AREAS THAT RECD HVY RN LAST NITE. REGION HAS RECVD LTL OR NO ADDNL RAIN
HAS OCCURRED DURG THE DAY IN THESE AREAS. SHWRS AND TSTMS XPCTD TO DVLP
FARTHER BACK TO THE NW OF THE FNT LTR TNGT AS S/W BRUSHES THE AREA WHILE
LOW AND MID LVL WAA INCREASES SMWHT. ALTHO FNT MAY WAVER A LTL TNGT...
XPCT A LTL MORE NWD MVMNT ON THURS. CHC OF SHWRS AND TSTMS WL PERSIST
INTO SAT AS UPR TROF PERSIST TO THE WEST OF THE AREA WHILE
MOIST...UNSTBL AIRMASS CONT ACRS THE REGION. TEMPS TNGT AND THURS WL BE
SENSITIVE TO MEANDERINGS OF FNT/OUTFLOW BNDRIES... BUT IN GENL WL SEE
LTL CHG SEWD OF FNT... WHILE GRDLY WRMG TO THE NW.

FCSTID=32
HBR   57  72  60  79 / 50  50  50  40
OKC   57  72  61  77 / 60  50  50  40
SPS   64  78  64  81 / 60  40  40  30
GAG   52  65  56  72 / 40  50  50  50
PNC   56  70  58  76 / 40  50  50  40
DUA   66  80  66  79 / 60  50  &50  40

.OKC...NONE.
.TX...NONE.

In the hours before

Local storm report, May 24, 8:42 PM CDT, 4 hours 33 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
830 PM CDT WED MAY 24 1995

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

545 PM      LITTLE CITY             OK     NICKEL SIZE HAIL AND 50 TO 60
05/24/95    MARSHALL                       MPH WINDS.

600 PM      LAKE TEXOMA             OK     TREE DOWN ON TOP OF GOLF
05/24/95    MARSHALL                       CLUBHOUSE AND ELECTRICAL
                                           LINES DOWN AT LAKE TEXOMA
                                           STATE PARK.

551 PM      DOUGHERTY               OK     NICKEL TO QUARTER SIZE HAIL.
05/24/95    MURRAY

650 PM      BENNINGTON              OK     3/4 INCH HAIL IN BENNINGTON.
05/24/95    BRYAN

740 PM      BOSWELL                 OK     SHINGLES BLOWN OFF HOUSE 7
05/24/95    CHOCTAW                        MILES SOUTHEAST OF BOSWELL.

700 PM      DURANT                  OK     HOMES FLOODED IN DURANT.
05/24/95    BRYAN

700 PM      BOSWELL                 OK     STREET FLOODING IN BOSWELL.
05/24/95    CHOCTAW

740 PM      BOSWELL                 OK     FLOODING 7 MILES SOUTHEAST OF
05/24/95    CHOCTAW                        BOSWELL.

J

Special weather statement, May 24, 8:42 PM CDT, 4 hours 33 minutes before

OKZ004>053-TXZ083>090-250300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
840 PM CDT WED MAY 24 1995

THE NATIONAL WEATHER SERVICE HAS CANCELLED A PART OF SEVERE THUNDERSTORM
WATCH NUMBER 468.  THE FOLLOWING COUNTIES ARE NO LONGER INCLUDED IN THE
WATCH...SEMINOLE...HUGHES...PONTOTOC...COAL...MURRAY...JOHNSTON...
CARTER...LOVE...AND MARSHALL.

THERE IS STILL A THREAT OF SEVERE WEATHER TO THE EAST OF THESE COUNTIES.

RS

Local storm report, May 24, 11:23 PM CDT, 1 hour 52 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 24, 7:10 PM CDT	Flash Flood Warning	OUN	Bryan, Choctaw	3 hr
May 24, 7:30 PM CDT	Severe Thunderstorm Warning	OUN	Choctaw	45 min
May 24, 10:09 PM CDT	Flash Flood Warning	OUN	Bryan, Choctaw	3 hr
May 25, 3:17 AM CDT	Severe Thunderstorm Warning	OUN	Bryan	43 min
May 25, 6:15 PM CDT	Severe Thunderstorm Warning	OUN	Cotton	45 min
May 25, 10:53 AM CDT	Severe Thunderstorm Warning	OUN	Archer	67 min
May 25, 1:14 PM CDT	Severe Thunderstorm Warning	OUN	Clay	46 min
May 25, 1:44 PM CDT	Flash Flood Warning	OUN	Clay	3 hr
May 25, 2:00 PM CDT	Flash Flood Warning	OUN	Archer, Wichita	3 hr

Nearby

Flash Flood Warnings in Oklahoma, 1995 Every 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; radar from the NEXRAD Level II archive.