Alert archive / Missouri / Tornado Warnings in 2011
Tornado Warning 65, NWS Springfield, MO
NWS Springfield, MO issued this tornado warning at Sep 18, 2011, 5:19 PM CDT for Barry County, Missouri. It was in force for 26 min. 2 reports 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 18, 2011, 5:19 PM CDT (22:19 UTC)
- Expired
- Sep 18, 2011, 5:45 PM CDT
- In force
- 26 min
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
County Barry County, MO
The radar
The Springfield radar (KSGF), 89 km from the middle of the area, began a volume at 22:21 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 |
|---|---|---|---|
| Sep 18, 5:30 PM CDT | HAIL 1 | Washburn, MO | LOCAL CHURCH REPORTED QUARTER SIZE HAIL |
| Sep 18, 5:32 PM CDT | TSTM WND DMG | 1 W Washburn, MO | TREES REPORTED DOWN ON HWY 90 WEST OF WASHBURN. LOCATION APPROXIMATE. NO TREES BLOCKING THE ROAD. NO DAMAGE IN TOWN. A NUMBER OF REPORTS FROM RURAL FIRE AND THE HIGHWAY PATROL INDICATE A POSSIBLE TORNADO IN THIS AREA. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 18, 3:30 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 10.3 hours before the alert went out and 39 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1001 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 228 m²/s²
- 0-3 km storm-relative helicity
- 350 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
227
WFUS53 KSGF 182219
TORSGF
MOC009-182245-
/O.NEW.KSGF.TO.W.0065.110918T2219Z-110918T2245Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
519 PM CDT SUN SEP 18 2011
THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A
* TORNADO WARNING FOR...
CENTRAL BARRY COUNTY IN SOUTHWEST MISSOURI...
* UNTIL 545 PM CDT.
* AT 517 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO 6 MILES WEST OF WASHBURN...OR 13 MILES SOUTHWEST OF
CASSVILLE...MOVING EAST AT 25 MPH.
* LOCATIONS IMPACTED INCLUDE WASHBURN AND WAYNE.
OTHER LOCATIONS IN THE WARNING INCLUDE ROARING RIVER STATE PARK.
IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING
DESTRUCTIVE STRAIGHT LINE WINDS IN EXCESS OF 70 MPH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
&&
LAT...LON 3654 9407 3662 9408 3662 9407 3667 9384
3653 9382
TIME...MOT...LOC 2219Z 258DEG 22KT 3658 9405
HAIL 1.00IN
$$
GRIFFIN2 follow-up statements
588
WWUS53 KSGF 182231
SVSSGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
531 PM CDT SUN SEP 18 2011
MOC009-182245-
/O.CON.KSGF.TO.W.0065.000000T0000Z-110918T2245Z/
BARRY MO-
531 PM CDT SUN SEP 18 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR SOUTH
CENTRAL BARRY COUNTY...
AT 526 PM CDT...LOCAL LAW ENFORCEMENT AND FIRE DEPARTMENT FROM
WASHBURN REPORTED A TORNADO NEAR WASHBURN...OR 9 MILES SOUTHWEST OF
CASSVILLE...MOVING EAST AT 25 MPH.
LOCATIONS IMPACTED INCLUDE WASHBURN AND WAYNE.
OTHER LOCATIONS IN THE WARNING INCLUDE ROARING RIVER STATE PARK.
IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING
DESTRUCTIVE STRAIGHT LINE WINDS IN EXCESS OF 70 MPH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT
SUNDAY EVENING FOR SOUTHWEST MISSOURI.
&&
LAT...LON 3654 9407 3662 9408 3662 9407 3667 9384
3653 9382
TIME...MOT...LOC 2230Z 258DEG 22KT 3659 9397
HAIL 1.00IN
$$
GRIFFIN433
WWUS53 KSGF 182241
SVSSGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
541 PM CDT SUN SEP 18 2011
MOC009-182251-
/O.EXP.KSGF.TO.W.0065.000000T0000Z-110918T2245Z/
BARRY MO-
541 PM CDT SUN SEP 18 2011
...THE TORNADO WARNING FOR SOUTH CENTRAL BARRY COUNTY WILL EXPIRE AT
545 PM CDT...
NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE TORNADO
THAT PROMPTED THE WARNING IS EXITING THE WARNED AREA...THUS THE
WARNING IS BEING ALLOWED TO EXPIRE. A NEW TORNADO WARNING HAS BEEN
ISSUED FOR AREAS FURTHER EAST OF THIS EXPIRED WARNING.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT
SUNDAY EVENING FOR SOUTHWEST MISSOURI.
LAT...LON 3654 9407 3662 9408 3662 9407 3667 9384
3653 9382
TIME...MOT...LOC 2241Z 258DEG 22KT 3660 9389
$$
GRIFFINThe office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 18, 12:29 AM CDT | Areal Flood Advisory | SGF | Barton, Cedar, Dade, Vernon | 6 hr |
| Sep 18, 5:02 PM CDT | Severe Thunderstorm Warning | SGF | Barry, McDonald | 43 min |
| Sep 18, 5:40 PM CDT | Tornado Warning | SGF | Barry | 23 min |
Nearby
Tornado Warnings in Missouri, 2011Every tornado warning in 2011Tornadoes in 2011
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; radar from the NEXRAD Level II archive.