Alert archive / Arkansas / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 243, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Sep 6, 2012, 7:01 PM CDT for Madison County, Arkansas. It was in force for 44 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
- Sep 6, 2012, 7:01 PM CDT (00:01 UTC)
- Expired
- Sep 6, 2012, 7:45 PM CDT
- In force
- 44 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
County Madison County, AR
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 6, 7:10 PM CDT | TSTM WND DMG | 3 W Huntsville, AR | TREES BLOWN DOWN BY STRONG THUNDERSTORM WIND WEST OF TOWN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 0.0 hours before the alert went out and 88 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
- 348 J/kg
- Mixed-layer CIN
- -236 J/kg
- Mixed-layer LCL
- 2009 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 108 m²/s²
- 0-3 km storm-relative helicity
- 208 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.5
The text
As transmitted, in the capitals the NWS used until 2016.
609
WUUS54 KTSA 070001
SVRTSA
ARC087-070045-
/O.NEW.KTSA.SV.W.0243.120907T0001Z-120907T0045Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
701 PM CDT THU SEP 6 2012
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN MADISON COUNTY IN NORTHWEST ARKANSAS
* UNTIL 745 PM CDT
* AT 657 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 5 MILES WEST OF
HUNTSVILLE...MOVING NORTHEAST AT 20 MPH.
STORM HAZARDS INCLUDE...
QUARTER SIZE HAIL...
WIND GUSTS TO 60 MPH...
* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
AURORA...HUNTSVILLE...WITHROW SPRINGS STATE PARK...FORUM AND
MARBLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A
STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
&&
LAT...LON 3595 9384 3611 9393 3627 9371 3621 9362
3619 9361 3618 9358 3616 9359 3615 9355
3612 9355 3612 9349 3611 9347 3609 9347
3608 9344
TIME...MOT...LOC 0001Z 244DEG 16KT 3607 9381
$$3 follow-up statements
735
WWUS54 KTSA 070011
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
711 PM CDT THU SEP 6 2012
ARC087-070045-
/O.CON.KTSA.SV.W.0243.000000T0000Z-120907T0045Z/
MADISON AR-
711 PM CDT THU SEP 6 2012
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
NORTHERN MADISON COUNTY...
AT 707 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR HUNTSVILLE...
MOVING NORTHEAST AT 20 MPH.
STORM HAZARDS INCLUDE...
HALF DOLLAR SIZE HAIL...
WIND GUSTS TO 60 MPH...
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
HUNTSVILLE...HARMONY...WITHROW SPRINGS STATE PARK...FORUM...ALABAM
AND MARBLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A
STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
&&
LAT...LON 3595 9384 3612 9388 3627 9371 3621 9362
3619 9361 3618 9358 3615 9358 3615 9355
3612 9355 3612 9349 3611 9347 3609 9347
3608 9345
TIME...MOT...LOC 0011Z 244DEG 16KT 3609 9376
$$372
WWUS54 KTSA 070023
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
723 PM CDT THU SEP 6 2012
ARC087-070045-
/O.CON.KTSA.SV.W.0243.000000T0000Z-120907T0045Z/
MADISON AR-
723 PM CDT THU SEP 6 2012
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
NORTHERN MADISON COUNTY...
AT 721 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR HARMONY...
MOVING NORTHEAST AT 20 MPH.
STORM HAZARDS INCLUDE...
HALF DOLLAR SIZE HAIL...
WIND GUSTS TO 60 MPH...
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...FORUM...
ALABAM AND MARBLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A
STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
&&
LAT...LON 3598 9375 3616 9384 3627 9371 3621 9362
3619 9361 3618 9358 3615 9358 3615 9355
3612 9355 3612 9349 3611 9347 3609 9347
3608 9345
TIME...MOT...LOC 0023Z 244DEG 16KT 3611 9370
$$490
WWUS54 KTSA 070036
SVSTSA
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
736 PM CDT THU SEP 6 2012
ARC087-070045-
/O.CON.KTSA.SV.W.0243.000000T0000Z-120907T0045Z/
MADISON AR-
736 PM CDT THU SEP 6 2012
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
NORTHEASTERN MADISON COUNTY...
AT 734 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR ALABAM...
MOVING NORTHEAST AT 20 MPH.
STORM HAZARDS INCLUDE...
QUARTER SIZE HAIL...
WIND GUSTS TO 60 MPH...
SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...MARBLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PEOPLE OUTSIDE SHOULD MOVE TO A SAFE SHELTER...PREFERABLY INSIDE A
STRONG BUILDING. STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
&&
LAT...LON 3602 9363 3618 9381 3627 9371 3621 9362
3619 9361 3618 9358 3615 9358 3615 9355
3612 9355 3612 9349 3611 9347 3608 9346
TIME...MOT...LOC 0036Z 244DEG 16KT 3614 9364
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 7:32 PM CDT | Severe Thunderstorm Warning | TSA | Carroll, Madison | 43 min |
| Sep 6, 8:06 PM CDT | Special Weather Statement | TSA | Carroll | 39 min |
| Sep 6, 8:13 PM CDT | Severe Thunderstorm Warning | TSA | Carroll | 32 min |
| Sep 7, 4:09 PM CDT | Severe Thunderstorm Warning | TSA | Benton | 51 min |
| Sep 7, 4:39 PM CDT | Severe Thunderstorm Warning | TSA | Benton, Carroll, Madison | 51 min |
| Sep 7, 5:01 PM CDT | Severe Thunderstorm Warning | TSA | Benton, Carroll, Crawford, Madison, Washington | 59 min |
| Sep 7, 5:39 PM CDT | Severe Thunderstorm Warning | TSA | Carroll, Crawford, Franklin, Madison, Washington | 51 min |
| Sep 7, 5:55 PM CDT | Severe Thunderstorm Warning | TSA | Crawford, Franklin, Sebastian | 65 min |
| Sep 7, 6:37 PM CDT | Severe Thunderstorm Warning | TSA | Franklin, Sebastian | 38 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2012Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.