Alert archive / Oklahoma / Flash Flood Warnings in 1995

Flash Flood Warning 9, NWS Tulsa, OK

April 29, 1995Nowata County, Osage County, Washington County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Apr 29, 1995, 2:50 AM CDT for Nowata County, Osage County, Washington County, Oklahoma. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Apr 29, 1995, 2:50 AM CDT (07:50 UTC)
Expired
Apr 29, 1995, 6:00 AM CDT
In force
3 hr
Issued by
NWS Tulsa, OK
Area
Whole counties

Counties Nowata County, OK, Osage County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 70 km from the middle of the area, began a volume at 07:53 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

Springfield, MO (KUMN), launched 00:00Z, 7.8 hours before the alert went out and 195 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 1995-04-29Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 1995-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 152 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1783 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
152 m²/s²
0-3 km storm-relative helicity
253 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUL 290752
FFWTUL
OKC105-113-147-291100-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
250 AM CDT SAT APR 29 1995
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  600 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHEAST OKLAHOMA
 
   ...NOWATA COUNTY...OSAGE COUNTY...WASHINGTON COUNTY
 
RADAR ESTIMATES OF 2 TO 3 INCHES HAVE FALLEN ACROSS MUCH OF OSAGE...
WASHINGTON AND NOWATA COUNTIES. AT 248 AM...NATIONAL WEATHER SERVICE
RADAR INDICATED ADDITIONAL SHOWERS AND THUNDERSTORMS SPREADING INTO
THESE COUNTIES. HEAVY RAINS FROM THESE STORMS COULD PRODUCE AN
ADDITIONAL 1 TO 2 INCHES IN THE WARNED AREA.
 
 
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
PERIO@DS OF HEAVY RAIN.
 
KEEP TUNED TO THIS STATION FOR THE LATEST WEATHER BULLETINS.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 1:05 AM CDTSevere Thunderstorm WarningTSAOsage55 min
Apr 29, 1:54 AM CDTSevere Thunderstorm WarningTSAOsage, Washington66 min
Apr 29, 1:54 AM CDTSevere Thunderstorm WarningTSANowata66 min
Apr 29, 2:54 AM CDTSevere Thunderstorm WarningTSAOsage, Tulsa51 min
Apr 29, 3:03 AM CDTSevere Thunderstorm WarningTSARogers, Washington42 min
Apr 29, 3:41 AM CDTSevere Thunderstorm WarningTSAMayes, Rogers49 min
Apr 29, 3:56 AM CDTFlash Flood WarningTSAPawnee, Rogers, Tulsa3 hr
Apr 29, 4:38 AM CDTSevere Thunderstorm WarningTSACherokee, Mayes52 min
Apr 29, 5:09 AM CDTFlash Flood WarningTSACreek3 hr
Apr 29, 5:09 AM CDTFlash Flood WarningTSAWagoner3 hr
Apr 29, 5:57 AM CDTSevere Thunderstorm WarningTSAAdair, Cherokee48 min
Apr 29, 6:10 AM CDTFlash Flood WarningTSAMuskogee3 hr
Apr 29, 7:26 AM CDTSevere Thunderstorm WarningTSALeFlore, Sequoyah49 min
Apr 29, 7:36 AM CDTFlash Flood WarningTSAMcIntosh, Muskogee3 hr
Apr 29, 9:43 AM CDTSevere Thunderstorm WarningTSALeFlore47 min

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.