Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 326, NWS Tulsa, OK

July 14, 1994Tulsa County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jul 14, 1994, 1:55 PM CDT for Tulsa County, Oklahoma. It was in force for 65 min.

The area

The counties it named.

The facts

Issued: Jul 14, 1994, 1:55 PM CDT (18:55 UTC)
Expired: Jul 14, 1994, 3:00 PM CDT
In force: 65 min
Issued by: NWS Tulsa, OK
Area: Whole counties

County Tulsa County, OK

The radar

The Tulsa radar (KINX), 34 km from the middle of the area, began a volume at 18:54 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 12:00Z, 6.9 hours before the alert went out and 166 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: 863 J/kg
Mixed-layer CIN: -100 J/kg
Mixed-layer LCL: 1421 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 4 m²/s²
0-3 km storm-relative helicity: -9 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Jul 14, 10:03 AM CDT, 3 hours 52 minutes earlier.

Area forecast discussion, Jul 14, 10:03 AM CDT, 3 hours 52 minutes before

AREA FORECAST DISCUSSION FOR EASTERN OKLAHOMA
NATIONAL WEATHER SERVICE TULSA OK
1000 AM CDT THU JUL 14 1994

BAND OF CONVECTION OVR SE OK APPEARS TO BE FORMING ALG WK SHEAR
AXIS EVIDENT ON HAND DRAWN ANALYSIS OF 12Z 500 MB DATA.  THIS AXIS
IS ALSO COINCIDENT WITH THE SRN EDGE OF 14-16C 850 MB DWPTS.
CURRENT POPS FOR SE ZNS STILL LUK GD...BUT EXPECT THIS ACTIVITY TO
SLOWLY WEAKEN AS IT DRIFTS INTO SW AR.

MEANWHILE...1430Z MESONET DATA SHOWS THAT CD FNT HAS SLIPPED INTO
FAR NCNTRL OK.  LATEST ETA RUN IS NOT AS EMPHATIC ABT MCS
DEVELOPMENT OVR ERN CO/WRN KS AS THE PREVIOUS RUN...BUT WITH SFC
BNDRY AND INCREASING LOW LVL JET/MOISTURE...MCS DEVELOPMENT LIKELY
TONIGHT.  IN TURN...THIS CUD FORCHE FNT FARTHER S THAN ANTICIPATED.
WILL WAIT FOR GRIDDED DATA BEFORE MESSING WITH POPS FOR THE NRN
ZNS.  OTHERWISE...NO MAJOR CHANGES ANTICIPATED AS GOING FCST HAS
SITN IN HAND.

...18...

.TUL...NONE.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 14, 1:27 PM CDT	Severe Thunderstorm Warning	TSA	Pawnee	63 min
Jul 14, 1:32 PM CDT	Severe Thunderstorm Warning	TSA	Creek	43 min
Jul 14, 1:51 PM CDT	Severe Thunderstorm Warning	TSA	Muskogee	69 min
Jul 14, 2:10 PM CDT	Severe Thunderstorm Warning	TSA	Pawnee	50 min
Jul 14, 2:41 PM CDT	Tornado Warning	TSA	Tulsa	34 min
Jul 14, 2:49 PM CDT	Severe Thunderstorm Warning	TSA	Osage	26 min
Jul 14, 2:58 PM CDT	Severe Thunderstorm Warning	TSA	Okfuskee	47 min
Jul 14, 3:13 PM CDT	Severe Thunderstorm Warning	TSA	Tulsa	47 min
Jul 14, 3:23 PM CDT	Severe Thunderstorm Warning	TSA	Rogers, Wagoner	67 min
Jul 14, 3:25 PM CDT	Severe Thunderstorm Warning	TSA	Okmulgee	50 min
Jul 14, 3:29 PM CDT	Flash Flood Warning	TSA	Tulsa	3 hr
Jul 14, 4:00 PM CDT	Severe Thunderstorm Warning	TSA	Mayes	60 min
Jul 14, 5:01 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Mayes, Rogers	44 min
Jul 14, 5:51 PM CDT	Severe Thunderstorm Warning	TSA	Ottawa	54 min
Jul 14, 5:58 PM CDT	Severe Thunderstorm Warning	TSA	Nowata	32 min
Jul 14, 6:54 PM CDT	Severe Thunderstorm Warning	TSA	Sequoyah	36 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; radar from the NEXRAD Level II archive.