Alert archive / Oklahoma / Flash Flood Warnings in 1996

Flash Flood Warning 33, NWS Norman, OK

September 25, 1996Ellis County, Harper County, Woodward County, Oklahoma

NWS Norman, OK issued this flash flood warning at Sep 25, 1996, 9:32 PM CDT for Ellis County, Harper County, Woodward County, Oklahoma. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Sep 25, 1996, 9:32 PM CDT (02:32 UTC)
Expired: Sep 26, 1996, 12:30 AM CDT
In force: 3 hr
Issued by: NWS Norman, OK
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Ellis County, OK, Harper County, OK, Woodward County, OK

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 2.5 hours before the alert went out and 147 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: 451 J/kg
Mixed-layer CIN: -235 J/kg
Mixed-layer LCL: 958 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 165 m²/s²
0-3 km storm-relative helicity: 258 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.0

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 Sep 25, 3:44 PM CDT, 5 hours 48 minutes earlier.

Area forecast discussion, Sep 25, 3:44 PM CDT, 5 hours 48 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
340 PM CDT WED SEP 25 1996

WL KEEP DISC BRIEF...ETA/AVN ARE IN DECENT AGREEMENT REGARDING SHORT
TERM FEATURES. LATEST SFC ANALYSIS INDICATES SFC LOW ACRS SERN
CO...WITH CDFNT ACRS NRN CO AND EXTENDING ENE. CDFNT EXPECTED TO MOVE
QUICKLY SE TONIGHT AND EARLY THU...BEFORE SLOWING ACRS CNTRL/SERN
ZNS. LOW LVL FORCING ALONG WITH FAVORABLE JET DYNAMICS WARRANT AT
LEAST CHC POPS ALONG AND AHEAD OF FNT...WHICH SHOULD FINALLY EXIT
AREA LATE FRI.

LATEST MRF RUNS HAVE TRENDED TOWARDS MORE PROGRESSIVE
SOLUTIONS...EXPECT EXTENDED PDS TO BE GENERALLY DRY...WITH QUICK
WARMING TREND. FAN TEMPS APPEAR MORE REASONABLE THAN FWC.

FCSTID = 22
OKC   66  72  54  60 /  50  40  50  30
HBR   65  71  47  60 /  50  30  30  20
SPS   67  78  57  65 /  40  50  50  30
GAG   59  60  42  56 /  50  30  30  20
PNC   65  69  49  58 /  60  50  50  30
DUA   69  81  65  70 /  40  60  60  6V0

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

In the hours before

Local storm report, Sep 25, 7:18 PM CDT, 2 hours 14 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
720 PM CDT WED SEP 25 1996

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

06360 PM    9 NW BUFFALO               OK  0.88 INCH HAIL
09/25/96   HARPER

BZ

Local storm report, Sep 25, 8:19 PM CDT, 1 hour 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
820 PM CDT WED SEP 25 1996

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

0740 PM    11 SE BUFFALO              OK  0.75 INCH HAIL
09/25/96   HARPER

0740 PM    2 S SELMAN                 OK  0.88 INCH HAIL
09/25/96   HARPER

0756 PM    1 E MAY                    OK  0.75 INCH HAIL
09/25/96   HARPER

BZ

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 25, 7:00 PM CDT	Severe Thunderstorm Warning	OUN	Harper	45 min
Sep 25, 7:49 PM CDT	Severe Thunderstorm Warning	OUN	Ellis, Harper, Woodward	41 min
Sep 25, 9:00 PM CDT	Severe Thunderstorm Warning	OUN	Grant	60 min
Sep 25, 9:47 PM CDT	Tornado Warning	OUN	Grant	28 min
Sep 25, 10:15 PM CDT	Tornado Warning	OUN	Grant	30 min
Sep 25, 10:29 PM CDT	Severe Thunderstorm Warning	OUN	Kay	46 min
Sep 25, 10:36 PM CDT	Severe Thunderstorm Warning	OUN	Major, Woods, Woodward	39 min
Sep 25, 10:55 PM CDT	Tornado Warning	OUN	Grant	20 min
Sep 25, 11:11 PM CDT	Severe Thunderstorm Warning	OUN	Major, Woods	49 min
Sep 25, 11:15 PM CDT	Tornado Warning	OUN	Grant, Kay	30 min
Sep 25, 11:22 PM CDT	Severe Thunderstorm Warning	OUN	Kay	53 min
Sep 25, 11:45 PM CDT	Tornado Warning	OUN	Kay	45 min
Sep 25, 11:47 PM CDT	Severe Thunderstorm Warning	OUN	Garfield, Kingfisher	43 min
Sep 25, 11:57 PM CDT	Flash Flood Warning	OUN	Kay	4 hr
Sep 26, 12:14 AM CDT	Severe Thunderstorm Warning	OUN	Alfalfa, Woods	46 min
Sep 26, 1:06 AM CDT	Severe Thunderstorm Warning	OUN	Noble, Payne	54 min
Sep 26, 1:56 AM CDT	Severe Thunderstorm Warning	OUN	Payne	34 min
Sep 26, 2:24 AM CDT	Severe Thunderstorm Warning	OUN	Garfield	36 min
Sep 26, 11:48 AM CDT	Severe Thunderstorm Warning	OUN	Choctaw, Pushmataha	57 min
Sep 26, 11:48 AM CDT	Severe Thunderstorm Warning	OUN	Bryan	57 min
Sep 26, 12:40 PM CDT	Severe Thunderstorm Warning	OUN	Choctaw, Pushmataha	50 min

Nearby

Flash Flood Warnings in Oklahoma, 1996 Every flash flood warning in 1996

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.