Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 340, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jul 9, 2004, 1:38 PM CDT for Muskogee County, Sequoyah County, Oklahoma. It was in force for 67 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
- Jul 9, 2004, 1:38 PM CDT (18:38 UTC)
- Expired
- Jul 9, 2004, 2:45 PM CDT
- In force
- 67 min
- Issued by
- NWS Tulsa, OK
- Area
- Counties, with a storm outline in the text
Counties Muskogee County, OK, Sequoyah County, OK
The radar
The Western Arkansas radar (KSRX), 63 km from the middle of the area, began a volume at 18:39 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
Springfield, MO (KSGF), launched 12:00Z, 6.6 hours before the alert went out and 191 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.
- Mixed-layer CAPE
- 329 J/kg
- Mixed-layer CIN
- -177 J/kg
- Mixed-layer LCL
- 1402 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -44 m²/s²
- 0-3 km storm-relative helicity
- 117 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS54 KTSA 091838
SVRTUL
OKC101-135-091945-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
138 PM CDT FRI JUL 9 2004
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EASTERN MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA
SEQUOYAH COUNTY IN EAST CENTRAL OKLAHOMA
* UNTIL 245 PM CDT
* AT 138 PM CDT...DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS ALONG
A LINE EXTENDING FROM 6 MILES NORTHEAST OF BRAGGS TO 4 MILES SOUTH
OF KEEFETON...MOVING SOUTHEAST AT 30 MPH.
* SOME LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...KEEFETON...
SALLISAW...GANS...MULDROW...ROLAND...VIAN...GORE...BRUSHY...
SHORT...MARBLE CITY...BRIARTOWN...PORUM...WARNER...OKTAHA...BRAGGS
AND WEBBERS FALLS.
WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. STAY INDOORS
AND AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
LAT...LON 3531 9451 3538 9488 3548 9504 3528 9524
3532 9534 3556 9534 3556 9550 3582 9516
3565 9513 3564 9447
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 12:40 PM CDT | Severe Thunderstorm Warning | TSA | Wagoner | 50 min |
| Jul 9, 12:49 PM CDT | Severe Thunderstorm Warning | TSA | Muskogee, Okmulgee | 56 min |
| Jul 9, 1:16 PM CDT | Severe Thunderstorm Warning | TSA | Cherokee | 59 min |
| Jul 9, 1:17 PM CDT | Severe Thunderstorm Warning | TSA | McIntosh | 43 min |
| Jul 9, 1:56 PM CDT | Severe Thunderstorm Warning | TSA | Haskell | 64 min |
| Jul 9, 2:08 PM CDT | Severe Thunderstorm Warning | TSA | Adair | 52 min |
| Jul 9, 2:41 PM CDT | Severe Thunderstorm Warning | TSA | LeFlore, Sequoyah | 79 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2004Every severe thunderstorm warning in 2004
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.