Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 282, NWS Tulsa, OK

September 24, 1993Osage County, Washington County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Sep 24, 1993, 9:18 PM CDT for Osage County, Washington County, Oklahoma. It was in force for 42 min.

The area

The counties it named.

The facts

Issued: Sep 24, 1993, 9:18 PM CDT (02:18 UTC)
Expired: Sep 24, 1993, 10:00 PM CDT
In force: 42 min
Issued by: NWS Tulsa, OK
Area: Whole counties

Counties Osage County, OK, Washington County, OK

The nearest sounding before it

Springfield, MO (KUMN), launched 00:00Z, 2.3 hours before the alert went out and 211 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: 39 J/kg
Mixed-layer CIN: -88 J/kg
Mixed-layer LCL: 603 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 72 m²/s²
0-3 km storm-relative helicity: 88 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

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 Sep 24, 3:32 PM CDT, 5 hours 46 minutes earlier.

Area forecast discussion, Sep 24, 3:32 PM CDT, 5 hours 46 minutes before

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In the hours before

Special weather statement, Sep 24, 5:21 PM CDT, 3 hours 57 minutes before

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Special weather statement, Sep 24, 5:22 PM CDT, 3 hours 56 minutes before

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Special weather statement, Sep 24, 5:44 PM CDT, 3 hours 34 minutes before

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Special weather statement, Sep 24, 5:45 PM CDT, 3 hours 33 minutes before

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Special weather statement, Sep 24, 6:49 PM CDT, 2 hours 29 minutes before

OKZ030-031-032-033-034-250045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
649 PM CDT FRI SEP 24 1993

...THUNDERSTORMS CONTINUE TO SPREAD HEAVY RAIN INTO EASTCENTRAL
OKLAHOMA...

AT 645PM...WEATHER SERVICE RADAR SHOWED A 40 MILE WIDE AREA OF SCATTERED
SHOWERS AND THUNDERSTORMS FROM FAYETTEVILLE ARKANSAS TO MUSKOGEE TO
NEAR SHAWNEE. THE STRONGEST STORMS WERE LOCATED IN POTTAWATOMIE COUNTY.
THESE WERE MOVING NORTHEAST AT 30MPH AND WILL MOVE INTO OKFUSKEE COUNTY
BY 715PM.

LISTEN FOR LATER STATEMENTS FROM THE NATIONAL WEATHER SERVICE.

Special weather statement, Sep 24, 6:50 PM CDT, 2 hours 28 minutes before

OKZ030-031-032-033-034-250045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
649 PM CDT FRI SEP 24 1993

...THUNDERSTORMS CONTINUE TO SPREAD HEAVY RAIN INTO EASTCENTRAL
OKLAHOMA...

AT 645PM...WEATHER SERVICE RADAR SHOWED A 40 MILE WIDE AREA OF SCATTERED
SHOWERS AND THUNDERSTORMS FROM FAYETTEVILLE ARKANSAS TO MUSKOGEE TO
NEAR SHAWNEE. THE STRONGEST STORMS WERE LOCATED IN POTTAWATOMIE COUNTY.
THESE WERE MOVING NORTHEAST AT 30MPH AZND WILL MOVE INTO OKFUSKEE COUNTY
BY 715PM.

LISTEN FOR LATER STATEMENTS FROM THE NATIONAL WEATHER SERVICE.

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 24, 8:26 PM CDT	Severe Thunderstorm Warning	TSA	Pittsburg	49 min
Sep 25, 12:18 AM CDT	Flash Flood Warning	TSA	Craig, Nowata	6 hr
Sep 25, 12:18 AM CDT	Flash Flood Warning	TSA	Ottawa	6 hr
Sep 25, 12:59 AM CDT	Severe Thunderstorm Warning	TSA	Benton	61 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1993 Every severe thunderstorm warning in 1993

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.