Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2006
Severe Thunderstorm Warning 569, NWS Norman, OK
NWS Norman, OK issued this severe thunderstorm warning at Sep 22, 2006, 8:08 PM CDT for Bryan County, Oklahoma. It was in force for 52 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Sep 22, 2006, 8:08 PM CDT (01:08 UTC)
- Expired
- Sep 22, 2006, 9:00 PM CDT
- In force
- 52 min
- Issued by
- NWS Norman, OK
- Area
- Counties, with a storm outline in the text
County Bryan County, OK
The radar
The Norman radar (KTLX), 179 km from the middle of the area, began a volume at 01:08 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
Fort Worth, TX (KFWD), launched 00:00Z, 1.1 hours before the alert went out and 158 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
- 2892 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 1932 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 83 m²/s²
- 0-3 km storm-relative helicity
- 204 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 12.1
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 Norman, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 22, 3:04 PM CDT, 5 hours 4 minutes earlier.
Area forecast discussion, Sep 22, 3:04 PM CDT, 5 hours 4 minutes before
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Special weather statement, Sep 22, 6:45 PM CDT, 1 hour 23 minutes before
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SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORMAN OK 730 PM CDT FRI SEP 22 2006 OKZ048-230045- ATOKA OK- 730 PM CDT FRI SEP 22 2006 ...SIGNIFICANT WEATHER ADVISORY... THIS SIGNIFICANT WEATHER ADVISORY IS FOR ATOKA COUNTY. A STRONG THUNDERSTORM WAS LOCATED 7 MILES SOUTHWEST OF LANE AT 730 PM CDT...MOVING NORTHEAST AT 40 MPH. SMALL HAIL... HEAVY RAIN AND WIND GUSTS TO NEAR 45 MPH ARE LIKELY WITH THIS STORM AS IT MOVES ACROS EASTERN ATOKA COUNTY... INCLUDING THE COMMUNITY OF LANE... AND MCGEE CREEK LAKE. CJS
Local storm report, Sep 22, 7:39 PM CDT, 29 minutes before
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</html>Special weather statement, Sep 22, 7:52 PM CDT, 16 minutes before
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</html>The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 22, 7:07 PM CDT | Severe Thunderstorm Warning | OUN | Bryan | 38 min |
| Sep 22, 9:04 PM CDT | Severe Thunderstorm Warning | OUN | Atoka | 41 min |
| Sep 23, 2:48 AM CDT | Severe Thunderstorm Warning | OUN | Lincoln, Pottawatomie | 27 min |
| Sep 23, 4:08 AM CDT | Severe Thunderstorm Warning | OUN | Garvin, Stephens | 37 min |
| Sep 23, 4:27 AM CDT | Severe Thunderstorm Warning | OUN | Hughes, Seminole | 26 min |
| Sep 23, 5:36 AM CDT | Severe Thunderstorm Warning | OUN | Carter | 24 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2006Every severe thunderstorm warning in 2006
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.