Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 209, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jul 10, 2002, 7:12 PM CDT for Osage County, Oklahoma. It was in force for 33 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
- Jul 10, 2002, 7:12 PM CDT (00:12 UTC)
- Expired
- Jul 10, 2002, 7:45 PM CDT
- In force
- 33 min
- Issued by
- NWS Tulsa, OK
- Area
- Counties, with a storm outline in the text
County Osage County, OK
The radar
The Tulsa radar (KINX), 89 km from the middle of the area, began a volume at 00:16 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 10, 7:40 PM CDT | Thunderstorm Wind 61 E | Fairfax, OK | Thunderstorm winds estimated at 70 miles an hour blew trees and power lines down. |
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 nearest sounding before it
Lamont, OK (KLMN), launched 00:00Z, 0.2 hours before the alert went out and 96 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
- 1555 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 2216 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- 138 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
551 WUUS54 KTSA 110012 CCA SVRTUL OKC113-110100- BULLETIN - EAS ACTIVATION REQUESTED...CORRECTION SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 708 PM CDT WED JUL 10 2002 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... OSAGE COUNTY IN NORTHEAST OKLAHOMA * UNTIL 745 PM CDT * AT 708 PM CDT...DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 5 MILES EAST OF SHIDLER TO SKIATOOK...MOVING SOUTH AT 40 MPH. * SOME LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...PAWHUSKA... SHIDLER...HOMINY...AVANT...WYNONA...FAIRFAX...BARNSDALL...FORAKER AND SKIATOOK. WIND GUSTS OF 60 TO 70 MPH CAN BE EXPECTED IN THE WARNED AREA. STAY INDOORS AND AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. LAT...LON 3692 9661 3643 9598 3615 9606 3655 9677
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 7:09 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 36 min |
| Jul 10, 7:32 PM CDT | Severe Thunderstorm Warning | TSA | Adair, Cherokee | 58 min |
| Jul 10, 8:09 PM CDT | Severe Thunderstorm Warning | TSA | Muskogee, Okmulgee | 51 min |
| Jul 10, 9:08 PM CDT | Severe Thunderstorm Warning | TSA | Okfuskee | 52 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.