Alert archive / Missouri / Tornado Warnings in 2018

Tornado Warning 8, NWS Springfield, MO

April 13, 2018Christian County, Douglas County, Taney County, Missouri

NWS Springfield, MO issued this tornado warning at Apr 13, 2018, 6:03 PM CDT for Christian County, Douglas County, Taney County, Missouri. It was in force for 27 min. 1 report 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 13, 2018, 6:03 PM CDT (23:03 UTC)
Expired: Apr 13, 2018, 6:30 PM CDT
In force: 27 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 2.5 in

Counties Christian County, MO, Douglas County, MO, Taney County, MO

The radar

The Springfield radar (KSGF), 69 km from the middle of the area, began a volume at 23:02 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 13, 6:26 PM CDT	HAIL 1	Goodhope, 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 13, 1:20 PM CDT	Tornado Watch	SPC	9 hr
Apr 13, 5:27 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 11.1 hours before the alert went out and 83 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1715 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 572 m²/s²
0-3 km storm-relative helicity: 541 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

583 
WFUS53 KSGF 132303
TORSGF
MOC043-067-213-132330-
/O.NEW.KSGF.TO.W.0008.180413T2303Z-180413T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Springfield MO
603 PM CDT FRI APR 13 2018

The National Weather Service in Springfield has issued a

* Tornado Warning for...
  Southwestern Douglas County in southwestern Missouri...
  Southeastern Christian County in southwestern Missouri...
  Northeastern Taney County in southwestern Missouri...

* Until 630 PM CDT
    
* At 603 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Forsyth, moving northeast at 45 mph.

  HAZARD...Tornado and tennis ball size hail. 

  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...
  Lake Taneycomo...                 Forsyth...
  Kissee Mills...                   Taneyville...
  Rome...                           Brownbranch...
  Bradleyville...                   Goodhope...

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 3661 9302 3672 9311 3696 9292 3691 9273
      3681 9274 3680 9277 3676 9277
TIME...MOT...LOC 2303Z 231DEG 37KT 3666 9303 

TORNADO...RADAR INDICATED
HAIL...2.50IN

$$

Hatch

3 follow-up statements

165 
WWUS53 KSGF 132312
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
612 PM CDT FRI APR 13 2018

MOC043-067-213-132330-
/O.CON.KSGF.TO.W.0008.000000T0000Z-180413T2330Z/
Douglas MO-Christian MO-Taney MO-
612 PM CDT FRI APR 13 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR
SOUTHWESTERN DOUGLAS...SOUTHEASTERN CHRISTIAN AND NORTHEASTERN TANEY
COUNTIES...
    
At 612 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Taneyville, or 10 miles east of Forsyth, moving
northeast at 45 mph.

HAZARD...Tornado and two inch hail. 

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...
Goodhope...                       Rome...
Brownbranch...                    Bradleyville...

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 3663 9298 3679 9305 3696 9292 3691 9273
      3681 9274 3680 9277 3676 9277
TIME...MOT...LOC 2312Z 231DEG 37KT 3672 9294 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

Hatch

192 
WWUS53 KSGF 132318
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
618 PM CDT FRI APR 13 2018

MOC043-067-213-132330-
/O.CON.KSGF.TO.W.0008.000000T0000Z-180413T2330Z/
Douglas MO-Christian MO-Taney MO-
618 PM CDT FRI APR 13 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR
SOUTHWESTERN DOUGLAS...SOUTHEASTERN CHRISTIAN AND NORTHEASTERN TANEY
COUNTIES...
    
At 618 PM CDT, a severe thunderstorm capable of producing a tornado
was located 8 miles east of Taneyville, or 14 miles northeast of
Forsyth, moving northeast at 45 mph.

HAZARD...Tornado and golf ball size hail. 

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...
Goodhope...                       Rome...
Brownbranch...                    Bradleyville...

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 3664 9296 3682 9302 3696 9292 3691 9273
      3681 9274 3680 9277 3676 9277
TIME...MOT...LOC 2318Z 228DEG 38KT 3677 9288 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

Hatch

359 
WWUS53 KSGF 132329
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
629 PM CDT FRI APR 13 2018

MOC043-067-213-132338-
/O.EXP.KSGF.TO.W.0008.000000T0000Z-180413T2330Z/
Douglas MO-Christian MO-Taney MO-
629 PM CDT FRI APR 13 2018

...THE TORNADO WARNING FOR SOUTHWESTERN DOUGLAS...SOUTHEASTERN
CHRISTIAN AND NORTHEASTERN TANEY COUNTIES WILL EXPIRE AT 630 PM
CDT...
    
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.  However
small hail and gusty winds are still possible with this thunderstorm.

A tornado watch remains in effect until 1000 PM CDT for southwestern
Missouri. A tornado watch also remains in effect until 100 AM CDT for
southwestern Missouri.

LAT...LON 3664 9296 3682 9302 3696 9292 3691 9273
      3681 9274 3680 9277 3676 9277
TIME...MOT...LOC 2328Z 231DEG 37KT 3683 9279 

$$

Hatch

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 13, 3:21 PM CDT	Special Weather Statement	SGF	Barry	39 min
Apr 13, 3:47 PM CDT	Severe Thunderstorm Warning	SGF	Barry	20 min
Apr 13, 5:11 PM CDT	Special Weather Statement	SGF	Stone	34 min
Apr 13, 5:28 PM CDT	Severe Thunderstorm Warning	SGF	Stone, Taney	47 min
Apr 13, 5:49 PM CDT	Tornado Warning	SGF	Taney	26 min
Apr 13, 6:06 PM CDT	Severe Thunderstorm Warning	SGF	Barton, Vernon	14 min
Apr 13, 6:26 PM CDT	Severe Thunderstorm Warning	SGF	Douglas, Ozark, Taney	49 min
Apr 13, 6:45 PM CDT	Severe Thunderstorm Warning	SGF	Camden, Dallas, Laclede	31 min

Nearby

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