Alert archive / Missouri / Tornado Warnings in 2013

Tornado Warning 8, NWS Springfield, MO

April 18, 2013McDonald County, Newton County, Missouri

NWS Springfield, MO issued this tornado warning at Apr 18, 2013, 1:58 AM CDT for McDonald County, Newton County, Missouri. It was in force for 47 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: Apr 18, 2013, 1:58 AM CDT (06:58 UTC)
Expired: Apr 18, 2013, 2:45 AM CDT
In force: 47 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties McDonald County, MO, Newton County, MO

The radar

The Springfield radar (KSGF), 98 km from the middle of the area, began a volume at 07:01 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 18, 2:03 AM CDT	HAIL 0.88	Goodman, MO
Apr 18, 2:06 AM CDT	TSTM WND DMG	Saginaw, MO	TREE AND POWER POLES DOWN IN THE SAGINAW 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
Apr 17, 9:57 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 7.0 hours before the alert went out and 50 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: 1964 J/kg
Mixed-layer CIN: -41 J/kg
Mixed-layer LCL: 1350 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 122 m²/s²
0-3 km storm-relative helicity: 291 m²/s²
Significant tornado parameter: 1.4
Supercell composite: 9.2

Open this sounding in Storm Lab

The text

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

242 
WFUS53 KSGF 180658
TORSGF
MOC119-145-180745-
/O.NEW.KSGF.TO.W.0008.130418T0658Z-130418T0745Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
158 AM CDT THU APR 18 2013

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  MCDONALD COUNTY IN SOUTHWEST MISSOURI...
  NEWTON COUNTY IN SOUTHWEST MISSOURI...

* UNTIL 245 AM CDT

* AT 157 AM CDT...A SEVERE SQUALL LINE CAPABLE OF PRODUCING TORNADOES
  THAT MAY NOT BE VISIBLE DUE TO HEAVY RAIN WAS LOCATED ALONG A LINE
  EXTENDING FROM SAGINAW TO GOODMAN TO LANAGAN...AND MOVING EAST AT
  45 MPH.

  HAZARD...DEVELOPING TORNADO.

  SOURCE...RADAR INDICATED ROTATION. THIS LINE SEGMENT HAS A HISTORY 
  OF PRODUCING TORNADOES OVER NORTHEAST OKLAHOMA.

  IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED OR DESTROYED.
           SIGNIFICANT DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL
           OCCUR. FLYING DEBRIS WILL BE DEADLY TO PEOPLE AND ANIMALS.
           EXTENSIVE TREE DAMAGE IS LIKELY.

* LOCATIONS IMPACTED INCLUDE...
  ANDERSON...DIAMOND...FAIRVIEW...GOODMAN...GRANBY...LANAGAN...
  LEAWOOD...NEOSHO...NOEL...PINEVILLE...SAGINAW...SENECA...SHOAL
  CREEK DRIVE...SILVER CREEK...SOUTH WEST CITY AND SOUTHERN JOPLIN.

THIS WARNING ALSO INCLUDES BIG SUGAR CREEK STATE PARK. INTERSTATE 44
BETWEEN MILE MARKERS 1 AND 6 WILL ALSO BE IMPACTED BY THESE DANGEROUS
STORMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

THIS LINE OF THUNDERSTORMS IS CAPABLE OF PRODUCING TORNADOES AND
WIDESPREAD SIGNIFICANT WIND DAMAGE. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A BUILDING.

&&

LAT...LON 3650 9462 3706 9461 3705 9408 3704 9406
      3650 9408
TIME...MOT...LOC 0658Z 265DEG 37KT 3698 9446 3679 9443
          3657 9443

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

CRAMER

4 follow-up statements

435 
WWUS53 KSGF 180710
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
210 AM CDT THU APR 18 2013

MOC119-145-180745-
/O.CON.KSGF.TO.W.0008.000000T0000Z-130418T0745Z/
MCDONALD MO-NEWTON MO-
210 AM CDT THU APR 18 2013

...A TORNADO WARNING REMAINS IN EFFECT FOR NEWTON AND MCDONALD
COUNTIES UNTIL 245 AM CDT...

AT 206 AM CDT...A SEVERE SQUALL LINE CAPABLE OF PRODUCING TORNADOES
THAT MAY NOT BE VISIBLE DUE TO HEAVY RAIN WAS LOCATED ALONG A LINE
EXTENDING FROM DIAMOND TO 5 MILES NORTHEAST OF GOODMAN TO NOEL...AND
MOVING EAST AT 45 MPH.

HAZARD...DEVELOPING TORNADO.

SOURCE...RADAR INDICATED ROTATION.  THIS STORM HAS A HISTORY OF 
PRODUCING TORNADOES.  SOME DEBRIS HAS BEEN REPORTED WEST OF ANDERSON 
WITHIN THE LAST 10 MINUTES. 

IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED OR DESTROYED.
         SIGNIFICANT DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL
         OCCUR. FLYING DEBRIS WILL BE DEADLY TO PEOPLE AND ANIMALS.
         EXTENSIVE TREE DAMAGE IS LIKELY.

LOCATIONS IMPACTED INCLUDE...
ANDERSON...DIAMOND...EXTREME SOUTHERN JOPLIN...FAIRVIEW...GOODMAN...
GRANBY...LANAGAN...NEOSHO...NEWTONIA...NOEL...PINEVILLE...POWELL...
RACINE...RITCHEY...ROCKY COMFORT...SAGINAW...SHOAL CREEK ESTATES...
SOUTH WEST CITY...STARK CITY...STELLA AND WENTWORTH.

THIS WARNING ALSO INCLUDES BIG SUGAR CREEK STATE PARK. 

THE STRONGEST CIRCULATIONS ARE LOCATED ALONG A LINE FROM NEOSHO TO 
ANDERSON.  ADDITIONAL CIRCULATIONS COULD FORM AT ANY TIME. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

THESE STORMS HAVE A HISTORY OF PRODUCING TORNADOES. TAKE COVER IN A 
BASEMENT OR STORM SHELTER NOW!

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CDT THURSDAY MORNING
FOR SOUTHEAST KANSAS AND SOUTHWESTERN MISSOURI.

LAT...LON 3650 9462 3681 9455 3702 9456 3705 9408
      3704 9406 3650 9408
TIME...MOT...LOC 0708Z 265DEG 37KT 3699 9433 3680 9430
          3651 9445

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

BOXELL

634 
WWUS53 KSGF 180720
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
220 AM CDT THU APR 18 2013

MOC119-145-180745-
/O.CON.KSGF.TO.W.0008.000000T0000Z-130418T0745Z/
MCDONALD MO-NEWTON MO-
220 AM CDT THU APR 18 2013

...A TORNADO WARNING REMAINS IN EFFECT FOR EASTERN NEWTON AND
MCDONALD COUNTIES UNTIL 245 AM CDT...

AT 215 AM CDT...A SEVERE SQUALL LINE CAPABLE OF PRODUCING TORNADOES
THAT MAY NOT BE VISIBLE DUE TO HEAVY RAIN WAS LOCATED ALONG A LINE
EXTENDING FROM DIAMOND TO 7 MILES WEST OF FAIRVIEW TO 6 MILES SOUTH
OF PINEVILLE...AND MOVING EAST AT 45 MPH.

HAZARD...DEVELOPING TORNADO.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED OR DESTROYED.
         SIGNIFICANT DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL
         OCCUR. FLYING DEBRIS WILL BE DEADLY TO PEOPLE AND ANIMALS.
         EXTENSIVE TREE DAMAGE IS LIKELY.

LOCATIONS IMPACTED INCLUDE...
ANDERSON...DIAMOND...FAIRVIEW...GOODMAN...GRANBY...LANAGAN...
NEOSHO...NEWTONIA...NOEL...PINEVILLE...POWELL...RITCHEY...ROCKY
COMFORT...SOUTH WEST CITY...STARK CITY...STELLA AND WENTWORTH.

THIS WARNING ALSO INCLUDES BIG SUGAR CREEK STATE PARK. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CDT THURSDAY MORNING
FOR SOUTHEAST KANSAS AND SOUTHWESTERN MISSOURI.

LAT...LON 3650 9462 3676 9445 3703 9443 3705 9408
      3704 9406 3650 9408
TIME...MOT...LOC 0720Z 265DEG 37KT 3700 9417 3681 9415
          3652 9430

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

BOXELL

913 
WWUS53 KSGF 180733
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
233 AM CDT THU APR 18 2013

MOC119-145-180745-
/O.CON.KSGF.TO.W.0008.000000T0000Z-130418T0745Z/
MCDONALD MO-NEWTON MO-
233 AM CDT THU APR 18 2013

...A TORNADO WARNING REMAINS IN EFFECT FOR EASTERN NEWTON AND EASTERN
MCDONALD COUNTIES UNTIL 245 AM CDT...

AT 229 AM CDT...A SEVERE SQUALL LINE CAPABLE OF PRODUCING TORNADOES
THAT MAY NOT BE VISIBLE DUE TO HEAVY RAIN WAS LOCATED ALONG A LINE
EXTENDING FROM 13 MILES NORTHEAST OF GRANBY TO FAIRVIEW TO 12 MILES
SOUTHEAST OF PINEVILLE...AND MOVING EAST AT 45 MPH.

HAZARD...DEVELOPING TORNADO.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED OR DESTROYED.
         SIGNIFICANT DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL
         OCCUR. FLYING DEBRIS WILL BE DEADLY TO PEOPLE AND ANIMALS.
         EXTENSIVE TREE DAMAGE IS LIKELY.

LOCATIONS IMPACTED INCLUDE...
FAIRVIEW...GRANBY...NEWTONIA...PINEVILLE...POWELL...RITCHEY...ROCKY
COMFORT...STARK CITY...STELLA AND WENTWORTH.

THIS WARNING ALSO INCLUDES BIG SUGAR CREEK STATE PARK. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CDT THURSDAY MORNING
FOR SOUTHEAST KANSAS AND SOUTHWESTERN MISSOURI.

LAT...LON 3651 9443 3676 9432 3705 9421 3705 9408
      3704 9406 3650 9408
TIME...MOT...LOC 0733Z 265DEG 37KT 3701 9400 3682 9398
          3653 9414

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

BOXELL

274 
WWUS53 KSGF 180741
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
241 AM CDT THU APR 18 2013

MOC119-145-180751-
/O.EXP.KSGF.TO.W.0008.000000T0000Z-130418T0745Z/
MCDONALD MO-NEWTON MO-
241 AM CDT THU APR 18 2013

...THE TORNADO WARNING FOR EASTERN NEWTON AND EASTERN MCDONALD
COUNTIES WILL EXPIRE AT 245 AM CDT...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED
OUT OF THE WARNED AREA.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CDT THURSDAY MORNING
FOR SOUTHEAST KANSAS AND SOUTHWESTERN MISSOURI.

LAT...LON 3651 9443 3676 9432 3705 9421 3705 9408
      3704 9406 3650 9408
TIME...MOT...LOC 0741Z 265DEG 37KT 3701 9390 3682 9388
          3654 9404

$$

BOXELL

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 18, 1:24 AM CDT	Tornado Warning	SGF	McDonald, Newton	36 min
Apr 18, 1:42 AM CDT	Tornado Warning	SGF	Jasper	48 min
Apr 18, 2:18 AM CDT	Tornado Warning	SGF	Barry, Dade, Lawrence	42 min
Apr 18, 2:26 AM CDT	Flash Flood Warning	SGF	Barton, Jasper, McDonald, Newton	7 hr
Apr 18, 2:48 AM CDT	Severe Thunderstorm Warning	SGF	Christian, Greene, Polk	57 min
Apr 18, 3:58 AM CDT	River Flood Warning	SGF	Pulaski	3 days
Apr 18, 5:05 AM CDT	Flash Flood Warning	SGF	Barry	4 hr
Apr 18, 5:48 AM CDT	Severe Thunderstorm Warning	SGF	Dent	42 min
Apr 18, 6:07 AM CDT	Flash Flood Warning	SGF	Christian, Douglas, Stone, Taney	6 hr
Apr 18, 6:26 AM CDT	Tornado Warning	SGF	Taney	34 min
Apr 18, 6:33 AM CDT	Special Weather Statement	SGF	Douglas	27 min
Apr 18, 7:08 AM CDT	Tornado Warning	SGF	Taney	37 min
Apr 18, 7:44 AM CDT	Tornado Warning	SGF	Christian, Douglas, Taney	31 min
Apr 18, 7:55 AM CDT	Areal Flood Warning	SGF	Benton, Camden, Hickory, Miller, Morgan, St. Clair	10 hr
Apr 18, 7:59 AM CDT	Areal Flood Warning	SGF	Cedar, Dade, Dallas, Hickory, Lawrence, Polk and 1 more	10 hr
Apr 18, 8:35 AM CDT	Tornado Warning	SGF	Douglas, Ozark	25 min
Apr 18, 8:40 AM CDT	Flash Flood Warning	SGF	Douglas, Ozark, Taney	3 hr
Apr 18, 8:59 AM CDT	Areal Flood Warning	SGF	Barry, Barton, Jasper, McDonald, Newton, Vernon	6 hr
Apr 18, 9:24 AM CDT	Flash Flood Warning	SGF	Texas, Wright	3 hr
Apr 18, 9:35 AM CDT	River Flood Warning	SGF	Phelps	65 hr
Apr 18, 9:43 AM CDT	Tornado Warning	SGF	Howell, Oregon	32 min
Apr 18, 10:27 AM CDT	Severe Thunderstorm Warning	SGF	Oregon, Shannon	33 min
Apr 18, 11:09 AM CDT	Flash Flood Warning	SGF	Dent, Howell, Shannon, Texas	6 hr
Apr 18, 11:53 AM CDT	Areal Flood Warning	SGF	Christian, Douglas, Ozark, Stone, Taney, Texas and 1 more	6 hr
Apr 18, 2:23 PM CDT	River Flood Warning	SGF	McDonald	46 hr
Apr 18, 2:56 PM CDT	Areal Flood Warning	SGF	Barry, Barton, Jasper, McDonald, Newton	21 hr
Apr 18, 3:09 PM CDT	Areal Flood Warning	SGF	Camden, Dent, Laclede, Maries, Miller, Phelps and 1 more	3 hr
Apr 18, 5:02 PM CDT	Areal Flood Warning	SGF	Dent, Maries, Phelps, Pulaski, Shannon, Texas	18 hr
Apr 18, 5:08 PM CDT	River Flood Warning	SGF	Shannon	25 hr
Apr 18, 5:45 PM CDT	Areal Flood Warning	SGF	Christian, Douglas, Ozark, Stone, Taney, Wright	18 hr

Nearby

Tornado Warnings in Missouri, 2013 Every tornado warning in 2013 Tornadoes in 2013

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.