Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 28, NWS Tulsa, OK

April 2, 1994Muskogee County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Apr 2, 1994, 8:55 PM CST for Muskogee County, Oklahoma. It was in force for 50 min.

The area

The counties it named.

The facts

Issued: Apr 2, 1994, 8:55 PM CST (02:55 UTC)
Expired: Apr 2, 1994, 9:45 PM CST
In force: 50 min
Issued by: NWS Tulsa, OK
Area: Whole counties

County Muskogee County, OK

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 2.9 hours before the alert went out and 188 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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 030256
SVRTUL
OKC101-030345-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
855 PM CST (955 PM CDT) SAT APR 2 1994
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  945 PM CST (1045 PM CDT)
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL OKLAHOMA
 
   ...MUSKOGEE COUNTY
 
AT 855 PM...NATIONAL WEATHER SERVICE RADAR IN TULSA INDICATED A SEVERE
THUNDERSTORM 5 MILES WEST OF BOYNTON MOVING EAST AT 40 MILES AN HOUR.
THIS STORM HAS PRODUCED DIME TO NICKEL SIZE HAIL IN OKMULGEE COUNTY.
 
THE TOWNS OF BOYNTON...WAINWRIGHT AND KEEFETON ARE IN THE PATH OF THIS
STORM.
 
DURING THE STORM MOVE INDOORS AND STAY AWAY FROM WINDOWS.
TO PROTECT YOURSELF FROM LIGHTNING DO NOT USE THE TELEPHONE
OR HAND HELD ELECTRICAL APPLIANCES...UNLESS IN AN EMERGENCY.
MOTORISTS SHOULD EXERCISE CARE WHEN APPROACHING LOW WATER
CROSSINGS.
 
KEEP TUNED TO THIS ST&ATION 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 2, 3:45 PM CST, 5 hours 10 minutes earlier.

Area forecast discussion, Apr 2, 3:45 PM CST, 5 hours 10 minutes before

AREA FORECAST DISCUSSION FOR EASTERN OKLAHOMA
NATIONAL WEATHER SERVICE TULSA OK
345 PM CST SAT APR 2 1994

TORNADO WATCH IN EFFECT FOR PARTS OF NE OK UNTIL 8 PM. TSTMS DEVELOPING
TO OUR WEST WILL MOVE EAST ACROSS ERN OK THIS EVENING AS COLD FRONT
JUST ENTERING THE NORTHWEST PART OF OUR FCST AREA MOVES SOUTH INTO THE
AREA. FRONT SHOULD CLEAR EXTREME SE OK AFTER MIDNIGHT. CLOUDINESS WILL
LINGER FOR A FEW HOURS FOLLOWING FROPA BUT A CLEARING TREND SHOULD
COMMENCE FROM NORTH TO SOUTH AFTER MIDNIGHT. WINDS MAY DIMINISH JUST
ENOUGH AROUND DAYBREAK TO ALLOW TEMPS TO FALL TO NEAR FREEZING ALONG
THE KS BORDER BUT NO FREEZE WARNINGS WILL BE ISSUED ATTM. GUIDANCE
TEMPS SEVERAL DEGREES TOO WARM IN NE OK FOR MINS TONIGHT.

QUIET WEATHER EXPECTED SUNDAY THROUGH MONDAY WITH SOUTH WINDS RETURNING
SUNDAY NIGHT AND KEEPING TEMPS FROM BOTTOMING OUT IN MOST AREAS. NGM
MOS TEMPS SEEM A LITTLE LOW SUNDAY BUT ARE REASONABLE IN MOST AREAS
SUNDAY NIGHT. GULF MOISTURE WILL BEGIN TO RETURN NORTH MONDAY BUT WILL
KEEP SKIES MOSTLY SUNNY FOR NOW WITH TEMPS SEVERAL DEGREES WARMER THAN
THE NGM MOS.

ARCTIC FRONT WILL BE LURKING TO THE NORTH BY MONDAY EVENING AND MAY
MOVE INTO NE OK BY SUNRISE TUESDAY. WILL INTRODUCE SHOWERS AND TSTMS TO
THE MONDAY NIGHT PORTION OF THE FCST WITH SEVERE WEATHER A GOOD BET
TUESDAY IF THE FRONT DOES NOT PLUNGE TOO FAR SOUTH. UNFORTUNATELY AVN
GRIDDED DATA WAS NOT AVAILABLE TO SEE 72 HOUR PRODUCTS.

TUL 35/66/44/80/42  6000    MLC 42/68/39/77/54  7000
BVO 33/65/39/80/38  4000    IDB 50/69/37/76/54  6-00

.TUL...NONE.

PLATE

In the hours before

Special weather statement, Apr 2, 6:16 PM CST, 2 hours 39 minutes before

OKC121-030115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
614 PM CST (714 PM CDT) SAT APR 2 1994

...STRONG THUNDERSTORM MOVING INTO SOUTHEAST OKLAHOMA...

AT 613 PM A STRONG THUNDERSTORM WAS LOCATED IN NORTHWEST PONTOTOC COUNTY
NORTHWEST OF ADA.  THIS STORM WAS MOVING EAST SOUTHEAST AT 35 MPH AND
MAY BEGIN TO AFFECT PARTS OF WESTERN PITTSBURG COUNTY BY 715 PM.  THIS
STORM HAS A HISTORY OF SEVERE WEATHER.

PERSONS IN PITTSBUlRG COUNTY SHOULD LISTEN CLOSELY FOR FURTHER
INFORMATION FROM THE NATIONAL WEATHER SERVICE.

Local storm report, Apr 2, 6:52 PM CST, 2 hours 3 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
650 PM CST SAT APR 02 1994

TIME(CST)    COUNTY       EVENT

635 PM       ROGERS       DIME SIZE HAIL 4 MILES NORTHWEST OF
                          INOLA.

Local storm report, Apr 2, 7:41 PM CST, 1 hour 14 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
736 PM CST SAT APR 02 1994

TIME(CST)    COUNTY       EVENT

700 PM       CREEK        DIME SIZE HAIL IN SAPULPA.

706 PM       TULSA        NICKLE SIZE HAIL 1 MILE WEST OF
                          GLEENPOOL.

710 PM       CREEK        QUARTER SIZE HAIL IN SHAMROCK.

715 PM       WAGONER      DIME SIZE HAIL 3 MILES NORTHWEST OF
                          COWETA

Local storm report, Apr 2, 7:59 PM CST, 56 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
758 PM CDT SAT APR 02 1994

TIME(CST)    COUNTY       EVENT

730 PM       PITTSBURG    QUARTER SIZE HAIL IN ASHLAND

Local storm report, Apr 2, 8:06 PM CST, 49 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
805 PM CST SAT APR 02 1994

TIME(CST)    COUNTY       EVENT

740 PM       PITTSBURG    NICKLE SIZE HAIL IN PITTSBURG

802 PM       PITTSBURG    QUARTER SIZE HAIL IN KIOWA

Local storm report, Apr 2, 8:52 PM CST, 3 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
851 PM CST SAT APR 02 1994

TIME(CST)    COUNTY       EVENT

817 PM       PITTSBURG    QUARTER SIZE HAIL IN KIOWA...COVERED
                          THE GROUND

845 PM       OKMULGEE     NICKLE SIZE HAIL IN OKMULGEE

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 2, 6:04 PM CST	Severe Thunderstorm Warning	TSA	Tulsa	56 min
Apr 2, 6:25 PM CST	Severe Thunderstorm Warning	TSA	Rogers	50 min
Apr 2, 6:57 PM CST	Severe Thunderstorm Warning	TSA	Creek, Tulsa	48 min
Apr 2, 7:09 PM CST	Severe Thunderstorm Warning	TSA	Wagoner	51 min
Apr 2, 7:12 PM CST	Severe Thunderstorm Warning	TSA	Pittsburg	63 min
Apr 2, 7:30 PM CST	Tornado Warning	TSA	Pittsburg	30 min
Apr 2, 8:12 PM CST	Severe Thunderstorm Warning	TSA	Latimer, Pittsburg	48 min
Apr 2, 8:37 PM CST	Severe Thunderstorm Warning	TSA	Okmulgee	43 min
Apr 2, 8:48 PM CST	Severe Thunderstorm Warning	TSA	LeFlore	57 min
Apr 2, 8:58 PM CST	Severe Thunderstorm Warning	TSA	Latimer	47 min
Apr 2, 10:10 PM CST	Severe Thunderstorm Warning	TSA	LeFlore	65 min
Apr 2, 10:18 PM CST	Severe Thunderstorm Warning	TSA	Creek, Okfuskee	42 min
Apr 2, 10:18 PM CST	Severe Thunderstorm Warning	TSA	Tulsa	30 min
Apr 2, 10:23 PM CST	Severe Thunderstorm Warning	TSA	Okmulgee	46 min
Apr 2, 10:51 PM CST	Severe Thunderstorm Warning	TSA	Haskell	39 min
Apr 2, 11:04 PM CST	Severe Thunderstorm Warning	TSA	LeFlore	56 min
Apr 2, 11:05 PM CST	Severe Thunderstorm Warning	TSA	McIntosh	40 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1994 Every severe thunderstorm warning 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.