Alert archive / Oklahoma / Tornado Warnings in 1994

Tornado Warning 4, NWS Tulsa, OK

April 2, 1994Pittsburg County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Apr 2, 1994, 7:30 PM CST for Pittsburg County, Oklahoma. It was in force for 30 min.

The area

The counties it named.

The facts

Issued
Apr 2, 1994, 7:30 PM CST (01:30 UTC)
Expired
Apr 2, 1994, 8:00 PM CST
In force
30 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Pittsburg County, OK

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 1.5 hours before the alert went out and 154 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, Norman, OK at 00:00Z on 1994-04-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1249 joules per kilogram.LCLLFCEL10008507005003002001001 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, Norman, OK at 00:00Z on 1994-04-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 118 square meters per square second.1939587897Sfc1 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
1249 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
1451 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
118 m²/s²
0-3 km storm-relative helicity
147 m²/s²
Significant tornado parameter
0.7
Supercell composite
4.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUL 030132
TORTUL
OKC121-030200-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
730 PM CST (830 PM CDT) SAT APR 2 1994
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  800 PM CST (900 PM CDT)
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST OKLAHOMA
 
   ...SOUTHERN PITTSBURG COUNTY
 
AT 728 PM...NATIONAL WEATHER SERVICE RADAR IN TULSA INDICATED A
DEVELOPING TORNADO 5 MILES NORTHWEST OF KIOWA MOVING EAST AT 30 MILES AN
HOUR.
 
PERSONS IN SAVANNA AND KIOWA SHOULD GO TO A SAFE SHELTER IMMEDIATELY!!!
 
 
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE IN THE
PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF AVAILABLE.
OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE.
STAY AWAY FROM OUTSIDE WALLS AND AVOID WINDOWS.  ABANDON CARS AND
MOBILE HOMES FOR A REINFORCED BUILDING OR GET IN A GROUND DEPRESSION.
 
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 2, 6:04 PM CSTSevere Thunderstorm WarningTSATulsa56 min
Apr 2, 6:25 PM CSTSevere Thunderstorm WarningTSARogers50 min
Apr 2, 6:57 PM CSTSevere Thunderstorm WarningTSACreek, Tulsa48 min
Apr 2, 7:09 PM CSTSevere Thunderstorm WarningTSAWagoner51 min
Apr 2, 7:12 PM CSTSevere Thunderstorm WarningTSAPittsburg63 min
Apr 2, 8:12 PM CSTSevere Thunderstorm WarningTSALatimer, Pittsburg48 min
Apr 2, 8:37 PM CSTSevere Thunderstorm WarningTSAOkmulgee43 min
Apr 2, 8:48 PM CSTSevere Thunderstorm WarningTSALeFlore57 min
Apr 2, 8:55 PM CSTSevere Thunderstorm WarningTSAMuskogee50 min
Apr 2, 8:58 PM CSTSevere Thunderstorm WarningTSALatimer47 min
Apr 2, 10:10 PM CSTSevere Thunderstorm WarningTSALeFlore65 min
Apr 2, 10:18 PM CSTSevere Thunderstorm WarningTSACreek, Okfuskee42 min
Apr 2, 10:18 PM CSTSevere Thunderstorm WarningTSATulsa30 min
Apr 2, 10:23 PM CSTSevere Thunderstorm WarningTSAOkmulgee46 min
Apr 2, 10:51 PM CSTSevere Thunderstorm WarningTSAHaskell39 min
Apr 2, 11:04 PM CSTSevere Thunderstorm WarningTSALeFlore56 min
Apr 2, 11:05 PM CSTSevere Thunderstorm WarningTSAMcIntosh40 min

Nearby

Tornado Warnings in Oklahoma, 1994Every tornado warning in 1994Tornadoes in 1994

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.