Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 421, NWS Tulsa, OK

November 18, 2003Mayes County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Nov 18, 2003, 12:09 PM CST for Mayes County, Oklahoma. It was in force for 51 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Nov 18, 2003, 12:09 PM CST (18:09 UTC)
Expired
Nov 18, 2003, 1:00 PM CST
In force
51 min
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

County Mayes County, OK

The watch it was issued in

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

IssuedProductOfficeLasted
Nov 18, 10:55 AM CSTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 6.2 hours before the alert went out and 145 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 2003-11-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 357 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2003-11-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 square meters per square second.1939587897117136Sfc1 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
357 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
576 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
72 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KTSA 181809
SVRTUL
OKC097-181900-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
ISSUED BY NWS NORMAN OK
1209 PM CST TUE NOV 18 2003

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MAYES COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 100 PM CST

* AT 1209 PM CST...DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM OVER
  PRYOR...MOVING NORTHEAST AT 15 MPH.

* LOCATIONS IN THE WARNING INCLUDE ADAIR...CHOUTEAU...LANGLEY...
  PENSACOLA...PRYOR...SALINA AND SPAVINAW

HAIL UP TO THE SIZE OF HALF DOLLARS IS LIKELY.

LAT...LON 3642 9544 3617 9540 3622 9503 3651 9505

$$
WR

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 18, 9:56 AM CSTSevere Thunderstorm WarningTSATulsa34 min
Nov 18, 10:02 AM CSTSevere Thunderstorm WarningTSATulsa28 min
Nov 18, 10:21 AM CSTSevere Thunderstorm WarningTSACreek, Osage, Pawnee39 min
Nov 18, 10:26 AM CSTSevere Thunderstorm WarningTSARogers, Wagoner24 min
Nov 18, 10:34 AM CSTSevere Thunderstorm WarningTSACraig41 min
Nov 18, 10:35 AM CSTSevere Thunderstorm WarningTSATulsa25 min
Nov 18, 10:48 AM CSTSevere Thunderstorm WarningTSARogers42 min
Nov 18, 10:51 AM CSTSevere Thunderstorm WarningTSAOttawa34 min
Nov 18, 10:53 AM CSTSevere Thunderstorm WarningTSACraig52 min
Nov 18, 10:58 AM CSTSevere Thunderstorm WarningTSACreek, Tulsa47 min
Nov 18, 11:26 AM CSTSevere Thunderstorm WarningTSAOttawa34 min
Nov 18, 11:30 AM CSTSevere Thunderstorm WarningTSAMayes, Rogers45 min
Nov 18, 11:56 AM CSTSevere Thunderstorm WarningTSAWagoner49 min
Nov 18, 12:07 PM CSTSevere Thunderstorm WarningTSAOkmulgee38 min
Nov 18, 12:18 PM CSTSevere Thunderstorm WarningTSATulsa27 min
Nov 18, 12:35 PM CSTSevere Thunderstorm WarningTSAMuskogee40 min
Nov 18, 1:16 PM CSTSevere Thunderstorm WarningTSACherokee, Haskell, McIntosh, Muskogee, Sequoyah44 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2003Every severe thunderstorm warning in 2003

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.