Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 11, NWS Tulsa, OK

March 9, 1992Pittsburg County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Mar 9, 1992, 12:12 AM CST for Pittsburg County, Oklahoma. It was in force for 48 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Mar 9, 1992, 12:12 AM CST (06:12 UTC)
Expired: Mar 9, 1992, 1:00 AM CST
In force: 48 min
Issued by: NWS Tulsa, OK
Area: Whole counties

County Pittsburg County, OK

What was reported inside it

Time	Report	Where	Remark
Mar 9, 12:34 AM CST	Hail 0.75	Pittsburg, OK

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 6.2 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-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: 954 J/kg
Mixed-layer CIN: -27 J/kg
Mixed-layer LCL: 673 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 148 m²/s²
0-3 km storm-relative helicity: 222 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 2.9

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.

In the hours before

Special weather statement, Mar 8, 8:21 PM CST, 3 hours 51 minutes before

OKZ031-033-090320-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
820 PM CST SUN MAR 8 1992

...STRONG THUNDERSTORMS CONTINUE OVER SOUTHEAST OKLAHOMA...

THUNDERSTORMS WITH VERY HEAVY RAIN WERE OVER SOUTHEAST OKLAHOMA
AT 820 PM.  THE STRONGEST STORMS WERE OVER SOUTHERN PITTSBURG COUNTY
AND WILL PRODUCE HEAVY RAINFALL AND INTENSE LIGHTNING.  OTHER STORMS
WERE OVER HASKELL AND LATIMER COUNTIES.  ALL OF THE STORMS WERE
MOVING NORTHEAST AT 30 MILES AN HOUR.

STAY INDOORS WHEN STORMS ARE OCCURRING IN YOUR AREA.
STAY TUNED TO LOCAL RADIO AND TV FOR THE LATEST INFORMATION.

Local storm report, Mar 8, 9:16 PM CST, 2 hours 56 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
914 PM CST SUN MAR 08 1992

.....REPORTS FOR MARCH 9TH

TIME(CST)       COUNTY         REPORT

901 PM          HASKELL        DIME SIZE HAIL AT MCCURTAIN A&ND KEOTA.

Special weather statement, Mar 8, 10:48 PM CST, 1 hour 24 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 8, 8:58 PM CST	Severe Thunderstorm Warning	TSA	Haskell	32 min
Mar 8, 9:07 PM CST	Severe Thunderstorm Warning	TSA	LeFlore, Sequoyah	68 min
Mar 8, 9:24 PM CST	Tornado Warning	TSA	LeFlore, Sequoyah	41 min
Mar 8, 9:42 PM CST	Severe Thunderstorm Warning	TSA	Crawford, Sebastian	63 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1992 Every severe thunderstorm warning in 1992

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.