Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 46, NWS Tulsa, OK

March 25, 2002LeFlore County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Mar 25, 2002, 11:39 AM CST for LeFlore County, Oklahoma. It was in force for 51 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 25, 2002, 11:39 AM CST (17:39 UTC)
Expired
Mar 25, 2002, 12:30 PM CST
In force
51 min
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

County LeFlore County, OK

The radar

The Western Arkansas radar (KSRX), 39 km from the middle of the area, began a volume at 17:42 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.

What was reported inside it

TimeReportWhereRemark
Mar 25, 12:00 PM CSTHail 0.75Panama, 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 25, 11:00 AM CSTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 5.7 hours before the alert went out and 216 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, Springfield, MO at 12:00Z on 2002-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2002-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 218 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
448 m above ground
0-6 km bulk shear
85 kt
0-1 km storm-relative helicity
218 m²/s²
0-3 km storm-relative helicity
206 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 251739
SVRTUL
OKC079-251830-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
1138 AM CST MON MAR 25 2002

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN LE FLORE COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 1230 PM CST

* AT 1138 AM CST...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 5
  MILES WEST OF FANSHAWE...MOVING NORTHEAST AT 50 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...FANSHAWE...
  CAMERON...PANAMA...SPIRO...POCOLA AND ARKOMA.

HAIL TO THE SIZE OF NICKELS AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN
THE WARNED AREA. STAY INDOORS AND AWAY FROM WINDOWS UNTIL THE STORM 
HAS PASSED.  DIME TO QUARTER SIZED HAIL WAS REPORTED WITH THIS STORM 
IN LATIMER COUNTY. 

LAT...LON 3508 9493 3493 9493 3514 9443 3534 9445

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 24, 7:33 PM CSTSevere Thunderstorm WarningTSACreek42 min
Mar 24, 7:55 PM CSTSevere Thunderstorm WarningTSARogers, Tulsa50 min
Mar 24, 8:02 PM CSTSevere Thunderstorm WarningTSAOkfuskee43 min
Mar 24, 8:32 PM CSTSevere Thunderstorm WarningTSAMcIntosh, Okmulgee58 min
Mar 24, 8:34 PM CSTSevere Thunderstorm WarningTSAOsage41 min
Mar 24, 8:36 PM CSTSevere Thunderstorm WarningTSAMcIntosh, Okmulgee54 min
Mar 24, 8:42 PM CSTSevere Thunderstorm WarningTSATulsa, Wagoner48 min
Mar 24, 8:47 PM CSTSevere Thunderstorm WarningTSAOkfuskee13 min
Mar 24, 8:57 PM CSTSevere Thunderstorm WarningTSAOkfuskee48 min
Mar 24, 9:29 PM CSTSevere Thunderstorm WarningTSAMcIntosh, Muskogee46 min
Mar 24, 9:43 PM CSTSevere Thunderstorm WarningTSACherokee, Wagoner47 min
Mar 24, 9:49 PM CSTSevere Thunderstorm WarningTSAOsage, Pawnee26 min
Mar 24, 9:50 PM CSTSevere Thunderstorm WarningTSAHaskell, Pittsburg55 min
Mar 24, 10:11 PM CSTSevere Thunderstorm WarningTSAMuskogee, Sequoyah64 min
Mar 24, 10:33 PM CSTSevere Thunderstorm WarningTSARogers42 min
Mar 24, 10:43 PM CSTSevere Thunderstorm WarningTSAHaskell, LeFlore62 min
Mar 24, 11:12 PM CSTSevere Thunderstorm WarningTSADelaware48 min
Mar 25, 1:02 AM CSTSevere Thunderstorm WarningTSAAdair, Cherokee43 min
Mar 25, 10:32 AM CSTSevere Thunderstorm WarningTSAPittsburg28 min
Mar 25, 10:53 AM CSTSevere Thunderstorm WarningTSALatimer52 min
Mar 25, 12:23 PM CSTSevere Thunderstorm WarningTSAHaskell52 min
Mar 25, 1:23 PM CSTSevere Thunderstorm WarningTSALatimer52 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2002Every severe thunderstorm warning in 2002

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; radar from the NEXRAD Level II archive.