Alert archive / Oklahoma / Flash Flood Warnings in 1995

Flash Flood Warning 24, NWS Norman, OK

May 26, 19955 counties in Oklahoma

NWS Norman, OK issued this flash flood warning at May 26, 1995, 5:30 AM CDT for 5 counties in Oklahoma. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
May 26, 1995, 5:30 AM CDT (10:30 UTC)
Expired
May 26, 1995, 8:30 AM CDT
In force
3 hr
Issued by
NWS Norman, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Canadian County, OK, Cleveland County, OK, Grady County, OK, McClain County, OK, Oklahoma County, OK

The radar

The Norman radar (KTLX), 31 km from the middle of the area, began a volume at 10:33 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, 10.5 hours before the alert went out and 20 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 1995-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Norman, OK at 00:00Z on 1995-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 174 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
854 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
174 m²/s²
0-3 km storm-relative helicity
605 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 26, 4:22 AM CDT, 1 hour 8 minutes earlier.

Area forecast discussion, May 26, 4:22 AM CDT, 1 hour 8 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OKLAHOMA CITY OKLAHOMA
407 AM CDT FRI MAY 26 1995

BUSY MRNG WITH TSTMS OVR MUCH OF THE FA. FNTL BNDRY STILL TO
THE SOUTH OF THE FA AND SHUD BEGIN TO LIFT SLOWLY NWD TODAY.
WDSPRD TSTMS N OF THE SFC FNT THIS MRNG IN AREA OF WAA. EXPECT THIS TO
CONT TODAY AS FNTL BNDRY GRDLY LIFTS NWD. S/W OVR SRN CA SHOWS UP WELL
WV SAT IMAGERY. PREFER AVN MOVEMNT OF THIS S/W THROUGH THE SRN ROCKIES
TODAY AND INTO THE PLAINS TONIGHT. EXPECT ANOTHER ROUND OF TSTMS TO DVLP
TO THE WEST THIS AFTN AND EVENING AND SPREAD OVER THE AREA AS S/W MOVS
IN AND LO LVL FLO BCMS MORE SLY AND LO LVL MOISTR INCREASES. ON SAT
MAIN ACTION SHIFTS INTO CNTRL AND ERN ZONES AS DRY LINE/SFC FNT MOVE
EWD. GUIDANCE TMPS LOOK A LTL HI TODAY WITH SFC FNT SLO TO MOVE NWD AND
WILL UNDERCUT ACCORDINGLY.

FCSTID=02
HBR   73  63  84  59 / 60  60  20  10
OKC   72  63  82  59 / 60  50  20  10
SPS   75  66  88  61 / 50  50  20  10
GAG   68  58  82  52 / 60  60  10  10
PNC   69  63  82  57 / 60  50  20  10
DUA   80  68  84  64 / 40  30  30  20

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

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 7:29 PM CDTFlash Flood WarningOUNBryan3 hr
May 25, 11:23 PM CDTSevere Thunderstorm WarningOUNCotton, Tillman52 min
May 26, 5:30 AM CDTFlash Flood WarningOUNCaddo3 hr
May 26, 7:18 AM CDTFlash Flood WarningOUNPottawatomie, Seminole3 hr
May 26, 7:18 AM CDTFlash Flood WarningOUNLincoln3 hr
May 26, 8:01 AM CDTFlash Flood WarningOUNCleveland, McClain, Oklahoma3 hr
May 26, 8:23 AM CDTFlash Flood WarningOUNCaddo, Canadian, Grady3 hr
May 26, 5:56 PM CDTSevere Thunderstorm WarningOUNBeckham, Washita64 min
May 26, 6:19 PM CDTTornado WarningOUNWashita31 min
May 26, 6:19 PM CDTTornado WarningOUNCuster41 min
May 26, 2:46 PM CDTSevere Thunderstorm WarningOUNKnox44 min
May 26, 3:20 PM CDTSevere Thunderstorm WarningOUNBaylor, Wilbarger55 min
May 26, 5:13 PM CDTSevere Thunderstorm WarningOUNKnox62 min
May 26, 6:27 PM CDTFlash Flood WarningOUNBaylor, Wilbarger3 hr

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; radar from the NEXRAD Level II archive.