Alert archive / Oklahoma / Flash Flood Warnings in 1996

Flash Flood Warning 14, NWS Tulsa, OK

July 25, 1996Nowata County, Washington County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Jul 25, 1996, 2:46 AM CDT for Nowata County, Washington County, Oklahoma. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 25, 1996, 2:46 AM CDT (07:46 UTC)
Expired
Jul 25, 1996, 3:30 AM CDT
In force
44 min
Issued by
NWS Tulsa, OK
Area
Whole counties

Counties Nowata County, OK, Washington County, OK

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 7.8 hours before the alert went out and 175 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 1996-07-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 136 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 1996-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 square meters per square second.19395878Sfc1 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
136 J/kg
Mixed-layer CIN
-86 J/kg
Mixed-layer LCL
1998 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
26 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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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 Tulsa, OK wrote its last area forecast discussion before this flash flood warning went out at Jul 24, 9:08 PM CDT, 5 hours 38 minutes earlier.

Area forecast discussion, Jul 24, 9:08 PM CDT, 5 hours 38 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
905 PM CDT WED JUL 24 1996

RADAR ECHOES BECOMING MUCH LESS CLUTTERED THAN WHEN WALKED THROUGH
THE DOOR THIS AFTERNOON AND SAT PICS SHOW CLEARING LINE ADVANCING
EAST.  QUESTION IS WHETHER TO CARRY PRECIP IN FORECAST TONIGHT OR
NOT.  AT THIS TIME HAVE DECIDED TO CARRY ISOLATED IN EAST
ENDING...BUT MAY CHANGE MIND DEPENDING ON LATEST RADAR TRENDS.
WITH THE CLOUDS TODAY...TEMP-DEW POINT SPREAD NOT MUCH AND FIGURE
WITH CLEARING TEMPS WILL FALL THROUGH DEW POINTS AND SOME FOG WILL
BE POSSIBLE.

LOOKING AHEAD...DRY DAY TOMORROW WITH A SHOT AT THUNDERSTORMS
TOMORROW NIGHT AND FRIDAY LOOKS GOOD.  BOTH THE 12Z ETA AND 12Z NGM
SHOW SHORTWAVE AND UVV'S HEADED INTO THIS AREA TOMORROW NIGHT INTO
FRIDAY MORNING.

.TUL...
OK...NONE.
AR...NONE.

ABBAS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 25, 2:20 AM CDTSevere Thunderstorm WarningTSAOsage40 min
Jul 25, 2:46 AM CDTSevere Thunderstorm WarningTSANowata, Washington44 min
Jul 25, 4:03 AM CDTSevere Thunderstorm WarningTSACraig, Delaware, Mayes42 min

Nearby

Flash Flood Warnings in Oklahoma, 1996Every 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.