Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 86, NWS Tulsa, OK

April 29, 1995Rogers County, Washington County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Apr 29, 1995, 3:03 AM CDT for Rogers County, Washington County, Oklahoma. It was in force for 42 min.

The area

The counties it named.

The facts

Issued
Apr 29, 1995, 3:03 AM CDT (08:03 UTC)
Expired
Apr 29, 1995, 3:45 AM CDT
In force
42 min
Issued by
NWS Tulsa, OK
Area
Whole counties

Counties Rogers County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 44 km from the middle of the area, began a volume at 08:05 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, 8.1 hours before the alert went out and 179 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°0°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 290806 COR
SVRTUL
OKC131-147-290845-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING...CORRECTED TO INCLUDE HAIL SIZE AND WINDS
NATIONAL WEATHER SERVICE TULSA OK
303 AM CDT SAT APR 29 1995

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  345 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN NORTHEAST OKLAHOMA

   ...ROGERS COUNTY...SOUTHERN WASHINGTON COUNTY

AT 302 AM...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERTSORM NEAR VERA. MOVEMENT WAS SOUTHEAST AT 20 MPH. THE TOWN OF
OOLOGAH IS IN THE PATH OF THIS STORM.
HAIL TO THE SIZE OF QUARTERS AND WIND GUSTS TO 60 MPH CAN BE EXPECTED
IN THE WARNED AREA.

KEEP TUNED TOn THIS STATION FOR THE LATEST WEATHER BULLETINS.

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Apr 28, 9:19 PM CDT, 5 hours 44 minutes earlier.

Area forecast discussion, Apr 28, 9:19 PM CDT, 5 hours 44 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
915 PM CDT FRI APR 28 1995

WL MAKE NO SIG CHGS THIS UPDAT. OUN SNDG SHOWED GUD LO LVL MSTR
BLO STG CAP...WITH VRY STEEP LAPSE RATES ABOVE THE CAP. AREA SNDS
AND EVE PROFILER DATA INDICATE IMPRESSIVE LO LVL WND SHEAR
ASSOCIATED WITH WAA. STILL EXPECT SHOWERS AND STORMS TO DVLP AND
BECOME MORE NUMEROUS TONITE AS LOW LVL WAA ENHANCES LIFT AHD OF
WK UPR SYSM. STRONGEST STORMS LIKELY TO OCCUR NR THE SFC WARMFRONT
WHICH EXTDD FROM N OF GAG TO EAST OF SPS AT 02Z.

IF WIDESPREAD CONVECTION DOES NOT OCCUR TONITE OR EARLY SAT...THEN
STAGE COULD BE SET FOR ROUND OF SEVERE STORMS IN FA SAT AFTN AS
COLD FRONT NOW HIN WRN KS MOVES SE.
                                                     /9
.TUL...NONE.

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, 2:50 AM CDTFlash Flood WarningTSANowata, Osage, Washington3 hr
Apr 29, 2:54 AM CDTSevere Thunderstorm WarningTSAOsage, Tulsa51 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

Severe Thunderstorm Warnings in Oklahoma, 1995Every severe thunderstorm 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.