Alert archive / Missouri / Tornado Warnings in 2018

Tornado Warning 33, NWS Springfield, MO

August 19, 2018Barton County, Cedar County, Vernon County, Missouri

NWS Springfield, MO issued this tornado warning at Aug 19, 2018, 5:58 PM CDT for Barton County, Cedar County, Vernon County, Missouri. It was in force for 47 min. 3 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
Aug 19, 2018, 5:58 PM CDT (22:58 UTC)
Expired
Aug 19, 2018, 6:45 PM CDT
In force
47 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Tornado
Observed
Hail
0.75 in

Counties Barton County, MO, Cedar County, MO, Vernon County, MO

The radar

The Springfield radar (KSGF), 80 km from the middle of the area, began a volume at 23:01 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

TimeReportWhereRemark
Aug 19, 5:59 PM CDTTORNADO3 Nnw Milford, MOA BRIEF EF-0 TORNADO TOUCHED DOWN NEAR HWY N MO-A. THE TORNADO WAS SHORT-LIVED LASTING NEARLY 2 MINUTES BEFORE ENDING NEAR THE INTERSECTION OF HWY N MO-A AND NE 90TH ROAD. MAX WINDS ESTIMATED AT 74 MPH, WIDTH OF 25 YARDS, AND A PATH LENGTH OF 0.16 MILES. THERE
Aug 19, 6:05 PM CDTTORNADO5 Wnw Jerico Springs, MOA NWS SURVEY DETERMINED THAT AN EF-0 TORNADO STRUCK A BARN RESULTING IN DAMAGE TO THE ROOF. TIME ESTIMATED BY RADAR.
Aug 19, 6:05 PM CDTTORNADO5 Wnw Jerico Springs, MOCORRECTS PREVIOUS TORNADO REPORT FROM 5 WNW JERICO SPRINGS TIME. A NWS SURVEY DETERMINED THAT AN EF-0 TORNADO STRUCK A BARN RESULTING IN DAMAGE TO THE ROOF. TIME ESTIMATED BY RADAR.

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.

IssuedProductOfficeLasted
Aug 19, 4:07 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 11.0 hours before the alert went out and 89 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-pSkew-T log-p diagram, Springfield, MO at 12:00Z on 2018-08-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2018-08-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1069 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
37 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

541 
WFUS53 KSGF 192258
TORSGF
MOC011-039-217-192345-
/O.NEW.KSGF.TO.W.0033.180819T2258Z-180819T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Springfield MO
558 PM CDT SUN AUG 19 2018

The National Weather Service in Springfield has issued a

* Tornado Warning for...
  Northeastern Barton County in southwestern Missouri...
  Western Cedar County in southwestern Missouri...
  Southeastern Vernon County in west central Missouri...

* Until 645 PM CDT.
    
* At 558 PM CDT, a tornado producing storm was located over Sheldon,
  or 10 miles north of Lamar, moving northeast at 40 mph.

  HAZARD...Damaging tornado.

  SOURCE...Radar confirmed tornado.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* Locations impacted include...
  El Dorado Springs...              Sheldon...
  Montevallo...                     Jerico Springs...
  Irwin...                          Milford...
  Olympia...                        Filley...

This includes Interstate 49 between mile markers 72 and 83.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

&&

LAT...LON 3764 9443 3792 9409 3779 9388 3758 9403
      3758 9407 3754 9408 3750 9413
TIME...MOT...LOC 2258Z 228DEG 34KT 3764 9425 

TORNADO...OBSERVED
HAIL...<.75IN

$$

Burchfield
2 follow-up statements
079 
WWUS53 KSGF 192314
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
614 PM CDT SUN AUG 19 2018

MOC011-192324-
/O.CAN.KSGF.TO.W.0033.000000T0000Z-180819T2345Z/
Barton MO-
614 PM CDT SUN AUG 19 2018

...THE TORNADO WARNING FOR NORTHEASTERN BARTON COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 900 PM CDT for southwestern
Missouri.

LAT...LON 3792 9409 3779 9388 3762 9400 3769 9437
TIME...MOT...LOC 2314Z 229DEG 27KT 3771 9414 

$$

MOC039-217-192345-
/O.CON.KSGF.TO.W.0033.000000T0000Z-180819T2345Z/
Cedar MO-Vernon MO-
614 PM CDT SUN AUG 19 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR WESTERN
CEDAR AND SOUTHEASTERN VERNON COUNTIES...
        
At 614 PM CDT, a confirmed tornado was located 8 miles northeast of
Sheldon, or 13 miles southwest of El Dorado Springs, moving northeast
at 30 mph.

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
El Dorado Springs...              Montevallo...
Jerico Springs...                 Filley...
Olympia...                        

This includes Interstate 49 between mile markers 79 and 83.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

&&

LAT...LON 3792 9409 3779 9388 3762 9400 3769 9437
TIME...MOT...LOC 2314Z 229DEG 27KT 3771 9414 

TORNADO...OBSERVED
HAIL...<.75IN

$$

Burchfield
668 
WWUS53 KSGF 192337
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
637 PM CDT SUN AUG 19 2018

MOC217-192346-
/O.CAN.KSGF.TO.W.0033.000000T0000Z-180819T2345Z/
Vernon MO-
637 PM CDT SUN AUG 19 2018

...THE TORNADO WARNING FOR SOUTHEASTERN VERNON COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has weakened. 
Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 900 PM CDT for southwestern
Missouri.

LAT...LON 3779 9388 3762 9400 3769 9407 3786 9407
      3790 9406
TIME...MOT...LOC 2336Z 227DEG 28KT 3783 9397 

$$

MOC039-192345-
/O.CON.KSGF.TO.W.0033.000000T0000Z-180819T2345Z/
Cedar MO-
637 PM CDT SUN AUG 19 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR WESTERN
CEDAR COUNTY...
    
At 636 PM CDT, a severe thunderstorm capable of producing a tornado
was located near El Dorado Springs, moving northeast at 35 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
El Dorado Springs...              Jerico Springs...
Filley...                         Olympia...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3779 9388 3762 9400 3769 9407 3786 9407
      3790 9406
TIME...MOT...LOC 2336Z 227DEG 28KT 3783 9397 

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

$$

Burchfield

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 3:11 PM CDTTornado WarningSGFChristian, Webster34 min
Aug 19, 3:45 PM CDTTornado WarningSGFWebster, Wright22 min
Aug 19, 4:22 PM CDTSevere Thunderstorm WarningSGFBarton, Jasper, Newton53 min
Aug 19, 4:40 PM CDTTornado WarningSGFBarton35 min
Aug 19, 5:16 PM CDTSevere Thunderstorm WarningSGFBarton, Jasper, McDonald, Newton44 min
Aug 19, 5:30 PM CDTTornado WarningSGFNewton30 min
Aug 19, 5:32 PM CDTTornado WarningSGFJasper, Lawrence43 min
Aug 19, 5:35 PM CDTTornado WarningSGFBarton, Vernon25 min
Aug 19, 5:54 PM CDTTornado WarningSGFBarry, McDonald, Newton37 min
Aug 19, 6:05 PM CDTSevere Thunderstorm WarningSGFBarry, Barton, Cedar, Dade, Jasper, Lawrence and 3 more55 min
Aug 19, 6:09 PM CDTTornado WarningSGFBarry36 min
Aug 19, 6:19 PM CDTTornado WarningSGFDade, Lawrence26 min
Aug 19, 6:40 PM CDTSevere Thunderstorm WarningSGFChristian, Greene, Polk, Stone50 min
Aug 19, 6:44 PM CDTTornado Warning Tornado observedSGFBarry, Christian, Lawrence, Stone46 min
Aug 19, 6:59 PM CDTSevere Thunderstorm WarningSGFCedar, Dade26 min

Nearby

Tornado Warnings in Missouri, 2018Every tornado warning in 2018Tornadoes in 2018

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.