Alert archive / Missouri / Tornado Warnings in 2013
Tornado Warning 18, NWS Springfield, MO
NWS Springfield, MO issued this tornado warning at May 20, 2013, 6:14 PM CDT for 4 counties in Missouri. It was in force for 46 min. 6 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
- May 20, 2013, 6:14 PM CDT (23:14 UTC)
- Expired
- May 20, 2013, 7:00 PM CDT
- In force
- 46 min
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Barton County, MO, Cedar County, MO, Dade County, MO, Vernon County, MO
The radar
The Springfield radar (KSGF), 76 km from the middle of the area, began a volume at 23:15 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 |
|---|---|---|---|
| May 20, 6:15 PM CDT | TSTM WND DMG | 3 Ne Lamar, MO | ROOF DAMAGE TO BUILDING AT INTERSECTION OF HIGHWAY C AND F APPROXIMATELY 3 MILES NORTHEAST OF LAMAR. |
| May 20, 6:15 PM CDT | TSTM WND DMG | Lamar, MO | BUILDING DAMAGE. SEVERAL ROOFS IN LAMAR BY ESTIMATED 75 MPH. |
| May 20, 6:34 PM CDT | TSTM WND DMG | 2 Nnw Wagoner, MO | BARN BLOWN INTO TRAILER HOME AND DAMAGED TRAILER. |
| May 20, 6:37 PM CDT | TORNADO | 3 S Stockton, MO | AN EF-0 TORNADO TOUCHED DOWN ABOUT 3 MILES SOUTH OF STOCKTON ALONG EAST 1674 ROAD. THIS TORNADO CONTINUED ON A 2.1 MILE LONG PATH THROUGH ORLEANS TRAIL PUBLIC USE AREA BEFORE LIFTING OVER STOCKTON LAKE. THERE WAS DAMAGE TO A BARN AND SEVERAL TREES ALONG THIS P |
| May 20, 6:43 PM CDT | TSTM WND DMG | 5 Nnw Stockton, MO | ROOF DAMAGE TO TRAILER HOME. |
| May 20, 6:43 PM CDT | TSTM WND DMG | Stockton, MO | TREES AND POWER LINES REPORTED DOWN THROUGHOUT THE COUNTY. |
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 |
|---|---|---|---|
| May 20, 12:46 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 11.2 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
- 4 J/kg
- Mixed-layer CIN
- -445 J/kg
- Mixed-layer LCL
- 1092 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 208 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.4
The text
As transmitted, in the capitals the NWS used until 2016.
630
WFUS53 KSGF 202314
TORSGF
MOC011-039-057-217-210000-
/O.NEW.KSGF.TO.W.0018.130520T2314Z-130521T0000Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
614 PM CDT MON MAY 20 2013
THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A
* TORNADO WARNING FOR...
EASTERN BARTON COUNTY IN SOUTHWEST MISSOURI...
CEDAR COUNTY IN SOUTHWEST MISSOURI...
DADE COUNTY IN SOUTHWEST MISSOURI...
SOUTHEASTERN VERNON COUNTY IN WEST CENTRAL MISSOURI...
* UNTIL 700 PM CDT
* AT 611 PM CDT...A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
A TORNADO WAS LOCATED ALONG A LINE EXTENDING FROM SHELDON TO 8
MILES SOUTH OF LAMAR...AND MOVING EAST AT 50 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...
GOLDEN CITY...GREENFIELD...LAMAR...LOCKWOOD...SHELDON...STOCKTON
AND VERDELLA.
THIS WARNING ALSO INCLUDES STOCKTON LAKE AND STOCKTON 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.
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 3767 9447 3772 9440 3780 9421 3790 9386
3789 9381 3783 9381 3783 9363 3775 9363
3774 9361 3735 9362 3736 9432 3740 9441
3747 9446 3754 9447
TIME...MOT...LOC 2314Z 270DEG 43KT 3764 9428 3737 9422
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
CRAMER3 follow-up statements
174
WWUS53 KSGF 202329 RRA
SVSSGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
629 PM CDT MON MAY 20 2013
MOC011-039-057-217-210000-
/O.CON.KSGF.TO.W.0018.000000T0000Z-130521T0000Z/
BARTON MO-CEDAR MO-VERNON MO-DADE MO-
629 PM CDT MON MAY 20 2013
...A TORNADO WARNING REMAINS IN EFFECT FOR DADE...SOUTHEASTERN
VERNON...CEDAR AND EASTERN BARTON COUNTIES UNTIL 700 PM CDT...
AT 625 PM CDT...A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING A
TORNADO WAS LOCATED ALONG A LINE EXTENDING APPROACHING WESTERN CEDAR
AND DADE COUNTIES...AND MOVING EAST AT 55 MPH.
HAZARD...DEVELOPING TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED OR DESTROYED.
SIGNIFICANT DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL
OCCUR. FLYING DEBRIS WILL BE DEADLY TO PEOPLE AND ANIMALS.
EXTENSIVE TREE DAMAGE IS LIKELY.
LOCATIONS IMPACTED INCLUDE...
GOLDEN CITY...GREENFIELD...LOCKWOOD AND STOCKTON.
THIS WARNING ALSO INCLUDES STOCKTON LAKE AND STOCKTON STATE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
THIS LINE OF THUNDERSTORMS IS CAPABLE OF PRODUCING TORNADOES AND
WIDESPREAD SIGNIFICANT WIND DAMAGE. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST
FLOOR OF YOUR HOME OR BUSINESS.
&&
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT MONDAY EVENING
FOR SOUTHEAST KANSAS AND SOUTHERN MISSOURI.
LAT...LON 3773 9429 3780 9421 3790 9386 3789 9381
3783 9381 3783 9363 3775 9363 3774 9361
3735 9362 3736 9411 3744 9423 3757 9422
3766 9424
TIME...MOT...LOC 2329Z 254DEG 55KT 3777 9410 3767 9396
3745 9399
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
CRAMER327
WWUS53 KSGF 202339
SVSSGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
639 PM CDT MON MAY 20 2013
MOC011-217-202349-
/O.CAN.KSGF.TO.W.0018.000000T0000Z-130521T0000Z/
BARTON MO-VERNON MO-
639 PM CDT MON MAY 20 2013
...THE TORNADO WARNING FOR SOUTHEASTERN VERNON AND EASTERN BARTON
COUNTIES IS CANCELLED...
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE
WARNED AREA.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT MONDAY EVENING
FOR SOUTHEAST KANSAS AND SOUTHERN MISSOURI.
LAT...LON 3782 9407 3790 9386 3789 9381 3783 9381
3783 9363 3775 9363 3774 9361 3739 9362
3739 9408
TIME...MOT...LOC 2339Z 254DEG 55KT 3777 9387 3767 9380
3752 9383
$$
MOC039-057-210000-
/O.CON.KSGF.TO.W.0018.000000T0000Z-130521T0000Z/
CEDAR MO-DADE MO-
639 PM CDT MON MAY 20 2013
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN DADE AND CEDAR
COUNTIES UNTIL 700 PM CDT...
AT 634 PM CDT...A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING A
TORNADO WAS LOCATED ALONG A LINE EXTENDING FROM 10 MILES WEST OF
STOCKTON TO 6 MILES SOUTHWEST OF STOCKTON TO 7 MILES NORTHWEST OF
GREENFIELD...AND MOVING EAST AT 65 MPH.
HAZARD...DEVELOPING TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED OR DESTROYED.
SIGNIFICANT DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL
OCCUR. FLYING DEBRIS WILL BE DEADLY TO PEOPLE AND ANIMALS.
EXTENSIVE TREE DAMAGE IS LIKELY.
LOCATIONS IMPACTED INCLUDE...
ARCOLA...ARNICA...BEARCREEK...BONA...CANE HILL...CAPLINGER MILLS...
CEDAR SPRINGS...CEDARVILLE...DADEVILLE...FILLEY...GREENFIELD...JERICO
SPRINGS...MASTERS...NEOLA...OLYMPIA...STOCKTON...SYLVANIA...UMBER
VIEW HEIGHTS AND WAGONER.
THIS WARNING ALSO INCLUDES STOCKTON LAKE AND STOCKTON STATE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
THIS LINE OF THUNDERSTORMS IS CAPABLE OF PRODUCING TORNADOES AND
WIDESPREAD SIGNIFICANT WIND DAMAGE. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST
FLOOR OF YOUR HOME OR BUSINESS.
&&
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT MONDAY EVENING
FOR SOUTHEAST KANSAS AND SOUTHERN MISSOURI.
LAT...LON 3782 9407 3790 9386 3789 9381 3783 9381
3783 9363 3775 9363 3774 9361 3739 9362
3739 9408
TIME...MOT...LOC 2339Z 254DEG 55KT 3777 9387 3767 9380
3752 9383
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
GRIFFIN961
WWUS53 KSGF 202350
SVSSGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
650 PM CDT MON MAY 20 2013
MOC039-057-210001-
/O.EXP.KSGF.TO.W.0018.000000T0000Z-130521T0000Z/
CEDAR MO-DADE MO-
650 PM CDT MON MAY 20 2013
...THE TORNADO WARNING FOR NORTHERN DADE AND CEDAR COUNTIES WILL
EXPIRE AT 700 PM CDT...
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE
WARNED AREA.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT MONDAY EVENING
FOR SOUTHEAST KANSAS AND SOUTHERN MISSOURI.
LAT...LON 3782 9407 3790 9386 3789 9381 3783 9381
3783 9363 3775 9363 3774 9361 3739 9362
3739 9408
TIME...MOT...LOC 2351Z 254DEG 55KT 3782 9365 3772 9358
3757 9361
$$
GRIFFINThe office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 7:09 PM CDT | Severe Thunderstorm Warning | SGF | Newton | 36 min |
| May 19, 9:41 PM CDT | Flash Flood Watch | SGF | Barry, Barton, Benton, Camden, Cedar, Christian and 19 more | 12 hr |
| May 19, 10:00 PM CDT | Severe Thunderstorm Warning | SGF | Vernon | 60 min |
| May 19, 10:41 PM CDT | Severe Thunderstorm Warning | SGF | St. Clair | 34 min |
| May 19, 11:33 PM CDT | Severe Thunderstorm Warning | SGF | Barton, Jasper, Vernon | 57 min |
| May 20, 12:04 AM CDT | Flash Flood Warning | SGF | Vernon | 9 hr |
| May 20, 12:08 AM CDT | Severe Thunderstorm Warning | SGF | Cedar, Dade, St. Clair | 67 min |
| May 20, 12:13 AM CDT | Tornado Warning | SGF | Barton, Dade | 47 min |
| May 20, 12:38 AM CDT | Severe Thunderstorm Warning | SGF | Benton, Hickory, Polk | 52 min |
| May 20, 12:42 AM CDT | Tornado Warning | SGF | Polk | 33 min |
| May 20, 1:17 AM CDT | Severe Thunderstorm Warning | SGF | Camden, Dallas | 43 min |
| May 20, 4:44 AM CDT | Flash Flood Watch | SGF | Barry, Barton, Benton, Camden, Cedar, Christian and 28 more | 23 hr |
| May 20, 4:46 AM CDT | Areal Flood Advisory | SGF | Barton, Dade, Jasper | 6 hr |
| May 20, 5:27 AM CDT | River Flood Warning | SGF | Vernon | 3 days |
| May 20, 8:49 AM CDT | River Flood Warning | SGF | Vernon | 4 days |
| May 20, 8:58 AM CDT | Areal Flood Warning | SGF | Vernon | 6 hr |
| May 20, 1:51 PM CDT | Special Weather Statement | SGF | Lawrence | 24 min |
| May 20, 2:35 PM CDT | Special Weather Statement | SGF | Greene | 25 min |
| May 20, 3:09 PM CDT | Special Weather Statement | SGF | Polk | 36 min |
| May 20, 3:11 PM CDT | Special Weather Statement | SGF | Cedar | 34 min |
| May 20, 3:16 PM CDT | Severe Thunderstorm Warning | SGF | Benton, Cedar, Hickory, Polk, St. Clair | 44 min |
| May 20, 3:23 PM CDT | Severe Thunderstorm Warning | SGF | Dallas, Hickory, Polk | 52 min |
| May 20, 4:08 PM CDT | Severe Thunderstorm Warning | SGF | Camden, Dallas, Laclede | 52 min |
| May 20, 4:47 PM CDT | Severe Thunderstorm Warning | SGF | Camden, Maries, Miller, Pulaski | 28 min |
| May 20, 5:09 PM CDT | Severe Thunderstorm Warning | SGF | Maries, Miller | 36 min |
| May 20, 5:40 PM CDT | Severe Thunderstorm Warning | SGF | Maries | 20 min |
| May 20, 5:42 PM CDT | Tornado Warning | SGF | Barton | 33 min |
| May 20, 6:11 PM CDT | Severe Thunderstorm Warning | SGF | Benton, St. Clair | 34 min |
| May 20, 6:26 PM CDT | Special Weather Statement | SGF | Lawrence | 49 min |
| May 20, 6:26 PM CDT | Severe Thunderstorm Warning | SGF | Jasper, Newton | 64 min |
| May 20, 6:33 PM CDT | Tornado Warning | SGF | Jasper, Newton | 42 min |
| May 20, 6:43 PM CDT | Severe Thunderstorm Warning | SGF | Christian, Greene, Lawrence | 62 min |
| May 20, 6:47 PM CDT | Severe Thunderstorm Warning | SGF | Benton, Cedar, Dade, Dallas, Hickory, Polk and 1 more | 43 min |
Nearby
Tornado Warnings in Missouri, 2013Every tornado warning in 2013Tornadoes 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.