Alert archive / Oklahoma / Special Weather Statements in 2012
Special Weather Statement, NWS Tulsa, OK
NWS Tulsa, OK issued this special weather statement at Aug 8, 2012, 7:42 PM CDT for Creek County, Oklahoma. It was in force for 33 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
- Aug 8, 2012, 7:42 PM CDT (00:42 UTC)
- Expired
- Aug 8, 2012, 8:15 PM CDT
- In force
- 33 min
- Issued by
- NWS Tulsa, OK
County Creek County, OK
The radar
The Tulsa radar (KINX), 81 km from the middle of the area, began a volume at 00:42 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.
The nearest sounding before it
Lamont, OK (KLMN), launched 00:00Z, 0.7 hours before the alert went out and 120 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
- 221 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 3251 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
238
WWUS84 KTSA 090042
SPSTSA
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
742 PM CDT WED AUG 8 2012
OKZ064-090115-
CREEK OK-
742 PM CDT WED AUG 8 2012
...SIGNIFICANT WEATHER ADVISORY...
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ADVISORY EFFECTIVE UNTIL 815 PM CDT
FOR THE FOLLOWING COUNTY...
IN NORTHEAST OKLAHOMA
CENTRAL CREEK
AT 740 PM CDT...A STRONG THUNDERSTORM WAS LOCATED 5 MILES SOUTHEAST
OF SILVER CITY...MOVING SOUTH AT 20 MPH. SOME LOCATIONS THAT WILL BE
AFFECTED BY THIS STORM INCLUDE...SILVER CITY.
THIS STORM WILL BE CAPABLE OF PRODUCING WIND GUSTS TO 50 MPH.
SPECIAL NOTE TO AREA FIRE FIGHTERS... THIS STORM WILL RESULT IN A
SHIFTING WIND PATTERN AND POSSIBLY BRIEF GUSTS OF 40 TO 50 MPH.
RADAR INDICATED THAT THE STORM HAS PRODUCED SEVERAL DOWN BURSTS WITH
WINDS SPREADING OUT IN ALL DIRECTIONS FROM THE CELL...BUT THE
PRIMARY SURGE WAS HEADING TOWARD THE SOUTH-SOUTHWEST.
LAT...LON 3586 9636 3589 9659 3610 9650 3607 9633
TIME...MOT...LOC 0040Z 011DEG 19KT 3602 9645
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 7:22 PM CDT | Special Weather Statement | TSA | Creek | 23 min |
| Aug 8, 7:24 PM CDT | Special Weather Statement | TSA | Mayes | 36 min |
| Aug 8, 7:46 PM CDT | Special Weather Statement | TSA | Choctaw | 44 min |
| Aug 8, 8:02 PM CDT | Severe Thunderstorm Warning | TSA | Choctaw, Pushmataha | 58 min |
| Aug 8, 9:56 PM CDT | Special Weather Statement | TSA | Rogers | 34 min |
| Aug 9, 3:50 PM CDT | Severe Thunderstorm Warning | TSA | Choctaw | 55 min |
| Aug 9, 4:41 PM CDT | Special Weather Statement | TSA | Choctaw | 34 min |
Nearby
Special Weather Statements in Oklahoma, 2012Every special weather statement in 2012
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.