Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 85, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Apr 29, 1995, 2:54 AM CDT for Osage County, Tulsa County, Oklahoma. It was in force for 51 min.
The area
The counties it named.
The facts
- Issued
- Apr 29, 1995, 2:54 AM CDT (07:54 UTC)
- Expired
- Apr 29, 1995, 3:45 AM CDT
- In force
- 51 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
Counties Osage County, OK, Tulsa County, OK
The radar
The Tulsa radar (KINX), 59 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
Norman, OK (KOUN), launched 00:00Z, 7.9 hours before the alert went out and 170 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.
- Mixed-layer CAPE
- 174 J/kg
- Mixed-layer CIN
- -253 J/kg
- Mixed-layer LCL
- 886 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 199 m²/s²
- 0-3 km storm-relative helicity
- 409 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUL 290755 SVRTUL OKC113-143-290845- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 254 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 ...SOUTHEASTERN OSAGE COUNTY...NORTHERN TULSA COUNTY AT 253 AM...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM 8 MILES WEST OF SKIATOOK. MOVEMENT WAS SOUTHEAST AT 25 MPH. THE TOWNS OF SKIATOOK AND SPERRY ARE IN THE PATH OF THIS STORM. PENNY SIZE HAIL HAS BEEN REPORTED WITH THIS STORM. HAIL TO THE SIZE OF QUARTERS AND WIND GUSTS TO 60 MPH JCAN BE EXPECTED IN THE WARNED AREA. KEEP TUNED TO 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 35 minutes earlier.
Area forecast discussion, Apr 28, 9:19 PM CDT, 5 hours 35 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 29, 1:05 AM CDT | Severe Thunderstorm Warning | TSA | Osage | 55 min |
| Apr 29, 1:54 AM CDT | Severe Thunderstorm Warning | TSA | Osage, Washington | 66 min |
| Apr 29, 1:54 AM CDT | Severe Thunderstorm Warning | TSA | Nowata | 66 min |
| Apr 29, 2:50 AM CDT | Flash Flood Warning | TSA | Nowata, Osage, Washington | 3 hr |
| Apr 29, 3:03 AM CDT | Severe Thunderstorm Warning | TSA | Rogers, Washington | 42 min |
| Apr 29, 3:41 AM CDT | Severe Thunderstorm Warning | TSA | Mayes, Rogers | 49 min |
| Apr 29, 3:56 AM CDT | Flash Flood Warning | TSA | Pawnee, Rogers, Tulsa | 3 hr |
| Apr 29, 4:38 AM CDT | Severe Thunderstorm Warning | TSA | Cherokee, Mayes | 52 min |
| Apr 29, 5:09 AM CDT | Flash Flood Warning | TSA | Creek | 3 hr |
| Apr 29, 5:09 AM CDT | Flash Flood Warning | TSA | Wagoner | 3 hr |
| Apr 29, 5:57 AM CDT | Severe Thunderstorm Warning | TSA | Adair, Cherokee | 48 min |
| Apr 29, 6:10 AM CDT | Flash Flood Warning | TSA | Muskogee | 3 hr |
| Apr 29, 7:26 AM CDT | Severe Thunderstorm Warning | TSA | LeFlore, Sequoyah | 49 min |
| Apr 29, 7:36 AM CDT | Flash Flood Warning | TSA | McIntosh, Muskogee | 3 hr |
| Apr 29, 9:43 AM CDT | Severe Thunderstorm Warning | TSA | LeFlore | 47 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.