Alert archive / Missouri / Tornado Warnings in 2010

Tornado Warning 9, NWS Springfield, MO

April 30, 2010Douglas County, Howell County, Ozark County, Missouri

NWS Springfield, MO issued this tornado warning at Apr 30, 2010, 6:08 PM CDT for Douglas County, Howell County, Ozark County, Missouri. It was in force for 52 min. 9 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: Apr 30, 2010, 6:08 PM CDT (23:08 UTC)
Expired: Apr 30, 2010, 7:00 PM CDT
In force: 52 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon

Counties Douglas County, MO, Howell County, MO, Ozark County, MO

The radar

The Springfield radar (KSGF), 129 km from the middle of the area, began a volume at 23:12 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
Apr 30, 6:10 PM CDT	TORNADO	1 E Gainesville, MO
Apr 30, 6:12 PM CDT	TORNADO	1 S Hardenville, MO	EF-1 TORNADO OCCURRED FRIDAY EVENING APRIL 30TH. DAMAGE WAS TO NUMEROUS OUTBUILDINGS AS WELL AS SNAPPING AND UPROOTING OF TREES.
Apr 30, 6:14 PM CDT	TORNADO	1 E Hardenville, MO	EF-0 TORNADO OCCURRED FRIDAY EVENING APRIL 30TH. THIS SHORT LIVED TORNADO FORMED JUST SOUTH OF THE PARENT HARDENVILLE TORNADO. DAMAGE WAS TO TREES.
Apr 30, 6:24 PM CDT	TORNADO	3 N Tecumseh, MO	EF-1 TORNADO OCCURRED FRIDAY EVENING APRIL 30TH. A HALF MILE WIDE TORNADO CAUSED SUBSTANTIAL DAMAGE TO THREE HOMES AND VARYING DAMAGE TO NUMEROUS OTHER HOMES. HARDWOOD TREES WERE SNAPPED OR UPROOTED.
Apr 30, 6:37 PM CDT	HAIL 1	Dora, MO
Apr 30, 6:40 PM CDT	TORNADO	Dora, MO	ONE HOME AND NUMEROUS TREES DESTROYED.
Apr 30, 7:05 PM CDT	HAIL 1.25	2 S Willow Springs, MO
Apr 30, 7:05 PM CDT	TORNADO	3 S Willow Springs, MO	AN EF-1 TORNADO WITH WINDS UP TO 105 MPH AND A WIDTH OF ONE HALF TO THREE QUARTERS OF A MILE WIDE TRACKED THREE MILES FROM THREE MILES SOUTH OF WILLOW SPRINGS TO TWO MILES SOUTHEAST OF WILLOW SPRINGS NEAR THE JUNCTION OF HIGHWAYS 60 AND 63. THE TORNADO DOWNED
Apr 30, 7:07 PM CDT	HAIL 1.25	Willow Springs, MO

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
Apr 30, 1:46 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 11.1 hours before the alert went out and 155 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 217 J/kg
Mixed-layer CIN: -186 J/kg
Mixed-layer LCL: 903 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 250 m²/s²
0-3 km storm-relative helicity: 221 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

286 
WFUS53 KSGF 302308
TORSGF
MOC067-091-153-010000-
/O.NEW.KSGF.TO.W.0009.100430T2308Z-100501T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
608 PM CDT FRI APR 30 2010

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN OZARK COUNTY IN SOUTHWEST MISSOURI...
  HOWELL COUNTY IN SOUTH CENTRAL MISSOURI...
  SOUTHEASTERN DOUGLAS COUNTY IN SOUTHWEST MISSOURI...

* UNTIL 700 PM CDT.

* AT 602 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO NEAR GAINESVILLE...OR 28 MILES SOUTHEAST OF AVA...MOVING
  NORTHEAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE CAULFIELD...DORA...GAINESVILLE...
  HARDENVILLE...PEACE VALLEY...POMONA...POTTERSVILLE...SILOAM
  SPRINGS...SOUTH FORK...SYCAMORE...TECUMSEH...UDALL...WEST PLAINS...
  WHITE CHURCH...WILLOW SPRINGS AND ZANONI.

IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
DAMAGING HAIL UP TO BASEBALL SIZE...AND 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.

&&

LAT...LON 3663 9255 3706 9200 3706 9194 3698 9167
      3686 9166 3664 9170 3649 9241
TIME...MOT...LOC 2307Z 230DEG 33KT 3662 9239

$$

DSA

5 follow-up statements

507 
WWUS53 KSGF 302316
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
616 PM CDT FRI APR 30 2010

MOC067-091-153-010000-
/O.CON.KSGF.TO.W.0009.000000T0000Z-100501T0000Z/
DOUGLAS MO-HOWELL MO-OZARK MO-
616 PM CDT FRI APR 30 2010

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR EASTERN
OZARK...HOWELL AND SOUTHEASTERN DOUGLAS COUNTIES...

AT 612 PM CDT...STORM SPOTTERS REPORT A TORNADO JUST EAST OF 
GAINESVILLE MOVING NORTHEAST AT 30 MPH. 

EARLIER...STORM DAMAGE HAS BEEN REPORTED IN THE PONTIAC AREA. 

LOCATIONS IMPACTED INCLUDE CAULFIELD...DORA...GAINESVILLE...
HARDENVILLE...PEACE VALLEY...POMONA...POTTERSVILLE...SILOAM
SPRINGS...SOUTH FORK...SYCAMORE...TECUMSEH...UDALL...WEST PLAINS...
WHITE CHURCH...WILLOW SPRINGS AND ZANONI.

IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
DAMAGING HAIL UP TO BASEBALL SIZE...AND 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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT FRIDAY EVENING FOR
SOUTHERN MISSOURI.

&&

LAT...LON 3663 9255 3706 9200 3706 9194 3698 9167
      3686 9166 3664 9170 3649 9241
TIME...MOT...LOC 2314Z 226DEG 27KT 3662 9236

$$

DSA

521 
WWUS53 KSGF 302322
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
622 PM CDT FRI APR 30 2010

MOC067-091-153-010000-
/O.CON.KSGF.TO.W.0009.000000T0000Z-100501T0000Z/
DOUGLAS MO-HOWELL MO-OZARK MO-
622 PM CDT FRI APR 30 2010

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR EASTERN
OZARK...HOWELL AND SOUTHEASTERN DOUGLAS COUNTIES...

AT 617 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO 4 MILES 
SOUTH OF ZANONI...OR 28 MILES WEST OF WEST PLAINS...MOVING NORTHEAST 
AT 30 MPH.

LOCATIONS IMPACTED INCLUDE CAULFIELD...DORA...GAINESVILLE...
HARDENVILLE...PEACE VALLEY...POMONA...POTTERSVILLE...SILOAM
SPRINGS...SOUTH FORK...SYCAMORE...TECUMSEH...UDALL...WEST PLAINS...
WHITE CHURCH...WILLOW SPRINGS AND ZANONI.

IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
DAMAGING HAIL UP TO BASEBALL SIZE...AND DESTRUCTIVE STRAIGHT LINE
WINDS IN EXCESS OF 70 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DAMAGE HAS BEEN REPORTED WITH THIS STORM SOUTH OF PONTIAC ALONG THE 
ARKANSAS BORDER. TREES WERE REPORTED DOWN JUST SOUTHWEST OF 
GAINESVILLE. 

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT FRIDAY EVENING FOR
SOUTHERN MISSOURI.

&&

LAT...LON 3663 9255 3706 9200 3706 9194 3698 9167
      3686 9166 3664 9170 3649 9241
TIME...MOT...LOC 2320Z 226DEG 27KT 3665 9232

$$

DSA

119 
WWUS53 KSGF 302335
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
635 PM CDT FRI APR 30 2010

MOC067-091-153-010000-
/O.CON.KSGF.TO.W.0009.000000T0000Z-100501T0000Z/
DOUGLAS MO-HOWELL MO-OZARK MO-
635 PM CDT FRI APR 30 2010

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR EASTERN
OZARK...HOWELL AND SOUTHEASTERN DOUGLAS COUNTIES...

AT 631 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO NEAR
SYCAMORE...OR 22 MILES WEST OF WEST PLAINS...MOVING NORTHEAST AT 30
MPH.

A SECOND STORM WITH ROTATION WITH WEAK ROTATION IS ALSO LOCATED 6 
MILES SOUTHWEST OF GAINESVILLE MOVING NORTHEAST AT 40 MPH. 

LOCATIONS IMPACTED INCLUDE CAULFIELD...DORA...GAINESVILLE...
HARDENVILLE...PEACE VALLEY...POMONA...POTTERSVILLE...SILOAM
SPRINGS...SOUTH FORK...SYCAMORE...TECUMSEH...UDALL...WEST PLAINS...
WHITE CHURCH...WILLOW SPRINGS AND ZANONI.

SIGNIFICANT DAMAGE IS INDICATED BY STORM SPOTTERS IN THE HARDENVILLE 
AREA EAST OF GAINESVILLE. 

IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
DAMAGING HAIL UP TO BASEBALL SIZE...AND 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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM CDT SATURDAY MORNING
FOR SOUTHWESTERN MISSOURI.

&&

LAT...LON 3663 9255 3706 9200 3706 9194 3698 9167
      3686 9166 3664 9170 3649 9241
TIME...MOT...LOC 2333Z 226DEG 27KT 3672 9223

$$
DSA

485 
WWUS53 KSGF 302348
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
648 PM CDT FRI APR 30 2010

MOC067-091-153-010000-
/O.CON.KSGF.TO.W.0009.000000T0000Z-100501T0000Z/
DOUGLAS MO-HOWELL MO-OZARK MO-
648 PM CDT FRI APR 30 2010

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR EASTERN
OZARK...HOWELL AND SOUTHEASTERN DOUGLAS COUNTIES...

AT 646 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO NEAR
SILOAM SPRINGS...OR 13 MILES SOUTHWEST OF WILLOW SPRINGS...MOVING
NORTHEAST AT 40 MPH.

THE TORNADO WILL BE NEAR...
  POMONA AND WILLOW SPRINGS BY 700 PM CDT.

IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE
DAMAGING HAIL UP TO BASEBALL SIZE...AND DESTRUCTIVE STRAIGHT LINE
WINDS IN EXCESS OF 70 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. THIS
STORM IS CAPABLE OF PRODUCING STRONG TO VIOLENT TORNADOES. IF YOU ARE
IN THE PATH OF THIS TORNADO...TAKE COVER IMMEDIATELY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM CDT SATURDAY MORNING
FOR SOUTHWESTERN MISSOURI.

&&

LAT...LON 3663 9255 3706 9200 3706 9194 3698 9167
      3686 9166 3664 9170 3649 9241
TIME...MOT...LOC 2348Z 224DEG 34KT 3684 9206

$$
DSA

924 
WWUS53 KSGF 010003
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
703 PM CDT FRI APR 30 2010

MOC067-091-153-010009-
/O.EXP.KSGF.TO.W.0009.000000T0000Z-100501T0000Z/
DOUGLAS MO-HOWELL MO-OZARK MO-
703 PM CDT FRI APR 30 2010

...THE TORNADO WARNING FOR EASTERN OZARK AND SOUTHEAST DOUGLAS 
COUNTIES HAS BEEN ALLOWED TO EXPIRE...

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN HOWELL COUNTY 
UNTIL 745 PM...

...A SEVERE THUNDERSTORM WARNING IS IN EFFECT FOR EASTERN OZARK 
COUNTY REMAINS IN EFFECT UNTIL 730 PM...


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 TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM CDT SATURDAY MORNING
FOR SOUTHWESTERN MISSOURI.

LAT...LON 3663 9255 3706 9200 3706 9194 3698 9167
      3686 9166 3664 9170 3649 9241
TIME...MOT...LOC 2359Z 224DEG 34KT 3691 9197

$$

DSA

The office that day

Everything else NWS Springfield, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 30, 3:01 AM CDT	Wind Advisory	SGF	Barry, Barton, Benton, Cedar, Christian, Dade and 10 more	7 hr
Apr 30, 1:57 PM CDT	Severe Thunderstorm Warning	SGF	Dade, Jasper, Lawrence, Newton	32 min
Apr 30, 2:16 PM CDT	Severe Thunderstorm Warning	SGF	Barry, McDonald, Newton	44 min
Apr 30, 2:35 PM CDT	Severe Thunderstorm Warning	SGF	Barry	39 min
Apr 30, 2:50 PM CDT	Flood Watch	SGF	Dent, Douglas, Howell, Oregon, Ozark, Shannon and 2 more	37 hr
Apr 30, 3:06 PM CDT	Severe Thunderstorm Warning	SGF	Barry, Christian, Lawrence, Stone	54 min
Apr 30, 3:11 PM CDT	Severe Thunderstorm Warning	SGF	Dallas, Polk	18 min
Apr 30, 3:20 PM CDT	Severe Thunderstorm Warning	SGF	Barry, McDonald	40 min
Apr 30, 3:41 PM CDT	Flash Flood Warning	SGF	Barry, Christian, Greene, Lawrence, Stone	6 hr
Apr 30, 3:43 PM CDT	Severe Thunderstorm Warning	SGF	Stone	36 min
Apr 30, 3:59 PM CDT	Severe Thunderstorm Warning	SGF	Christian, Greene, Webster	46 min
Apr 30, 4:07 PM CDT	Severe Thunderstorm Warning	SGF	Christian, Douglas, Taney, Webster	37 min
Apr 30, 4:36 PM CDT	Severe Thunderstorm Warning	SGF	Ozark, Taney	54 min
Apr 30, 4:41 PM CDT	Severe Thunderstorm Warning	SGF	Laclede, Wright	34 min
Apr 30, 5:08 PM CDT	Tornado Warning	SGF	Ozark, Taney	67 min
Apr 30, 5:10 PM CDT	Areal Flood Advisory	SGF	Laclede, Pulaski, Texas, Webster, Wright	5 hr
Apr 30, 6:38 PM CDT	Flash Flood Warning	SGF	Dent, Douglas, Howell, Ozark, Phelps, Pulaski and 4 more	6 hr
Apr 30, 6:55 PM CDT	Tornado Warning	SGF	Howell, Shannon, Texas	50 min
Apr 30, 6:57 PM CDT	Severe Thunderstorm Warning	SGF	Ozark	33 min

Nearby

Tornado Warnings in Missouri, 2010 Every tornado warning in 2010 Tornadoes in 2010

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.