Alert archive / Kansas / Tornado Warnings in 2018

Tornado Warning 28, NWS Springfield, MO

August 19, 2018Crawford County, Kansas; Barton County, Missouri

NWS Springfield, MO issued this tornado warning at Aug 19, 2018, 4:40 PM CDT for Crawford County, Kansas; Barton County, Missouri. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 19, 2018, 4:40 PM CDT (21:40 UTC)
Expired
Aug 19, 2018, 5:15 PM CDT
In force
35 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Crawford County, KS, Barton County, MO

The radar

The Springfield radar (KSGF), 111 km from the middle of the area, began a volume at 21:42 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.

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, 9.7 hours before the alert went out and 96 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.

788 
WFUS53 KSGF 192140
TORSGF
KSC037-MOC011-192215-
/O.NEW.KSGF.TO.W.0028.180819T2140Z-180819T2215Z/

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

The National Weather Service in Springfield has issued a

* Tornado Warning for...
  Southeastern Crawford County in southeastern Kansas...
  Southwestern Barton County in southwestern Missouri...

* Until 515 PM CDT.
    
* At 440 PM CDT, a severe thunderstorm capable of producing a tornado
  was located over Frontenac, or over Pittsburg, moving northeast at
  10 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...
  Pittsburg...                      Prairie State Park...
  Frontenac...                      Mulberry...
  Mindenmines...                    Burgess...
  Lone Oak...                       Yale...

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 3738 9468 3744 9476 3761 9462 3743 9442
TIME...MOT...LOC 2140Z 235DEG 8KT 3743 9469 

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

$$

Burchfield
2 follow-up statements
849 
WWUS53 KSGF 192156
SVSSGF

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

KSC037-192205-
/O.CAN.KSGF.TO.W.0028.000000T0000Z-180819T2215Z/
Crawford KS-
456 PM CDT SUN AUG 19 2018

...THE TORNADO WARNING FOR SOUTHEASTERN CRAWFORD 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 3759 9461 3743 9442 3742 9462
TIME...MOT...LOC 2155Z 239DEG 18KT 3748 9459 

$$

MOC011-192215-
/O.CON.KSGF.TO.W.0028.000000T0000Z-180819T2215Z/
Barton MO-
456 PM CDT SUN AUG 19 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR WEST
CENTRAL BARTON COUNTY...
    
At 455 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Mindenmines, or 8 miles northeast of Pittsburg,
moving northeast at 20 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...
Prairie State Park...             Mindenmines...

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 3759 9461 3743 9442 3742 9462
TIME...MOT...LOC 2155Z 239DEG 18KT 3748 9459 

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

$$

Burchfield
210 
WWUS53 KSGF 192217
SVSSGF

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

MOC011-192226-
/O.EXP.KSGF.TO.W.0028.000000T0000Z-180819T2215Z/
Barton MO-
517 PM CDT SUN AUG 19 2018

...THE TORNADO WARNING FOR WEST CENTRAL BARTON COUNTY HAS EXPIRED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been allowed to expire.

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

LAT...LON 3759 9461 3743 9442 3742 9462
TIME...MOT...LOC 2216Z 235DEG 8KT 3751 9454 

$$

Burchfield

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 4:22 PM CDTSevere Thunderstorm WarningSGFCherokee, Crawford53 min
Aug 19, 3:11 PM CDTTornado WarningSGFChristian, Webster34 min
Aug 19, 3:45 PM CDTTornado WarningSGFWebster, Wright22 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, 5:58 PM CDTTornado Warning Tornado observedSGFBarton, Cedar, Vernon47 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 Kansas, 2018Tornado 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.