Alert archive / Missouri / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 81, NWS Springfield, MO

June 11, 2021Christian County, Douglas County, Stone County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Jun 11, 2021, 7:41 PM CDT for Christian County, Douglas County, Stone County, Missouri. It was in force for 49 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
Jun 11, 2021, 7:41 PM CDT (00:41 UTC)
Expired
Jun 11, 2021, 8:30 PM CDT
In force
49 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Hail
1.0 in
Wind
70.0 mph

Counties Christian County, MO, Douglas County, MO, Stone County, MO

The radar

The Springfield radar (KSGF), 46 km from the middle of the area, began a volume at 00:42 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.

What was reported inside it

TimeReportWhereRemark
Jun 11, 8:20 PM CDTTSTM WND DMGGoodhope, MOTREE DOWN IN NORTH BOUND LANE OF O HIGHWAY IN GOODHOPE AREA.
Jun 11, 8:20 PM CDTTSTM WND DMGGoodhope, MOLIMBS DOWN AND DAMAGE TO OUT BUILDINGS IN THE GOODHOPE AREA. TIME BASED ON 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
Jun 11, 3:54 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 0.7 hours before the alert went out and 71 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 00:00Z on 2021-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2670 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2021-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -54 square meters per square second.193958Sfc1 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
2670 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
1310 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
-54 m²/s²
0-3 km storm-relative helicity
-83 m²/s²
Significant tornado parameter
-1.0
Supercell composite
-10.3

Open this sounding in Storm Lab

The text

As transmitted.

449 
WUUS53 KSGF 120041
SVRSGF
MOC043-067-209-120130-
/O.NEW.KSGF.SV.W.0081.210612T0041Z-210612T0130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Springfield MO
741 PM CDT Fri Jun 11 2021

The National Weather Service in Springfield has issued a

* Severe Thunderstorm Warning for...
  Douglas County in southwestern Missouri...
  Christian County in southwestern Missouri...
  Northern Stone County in southwestern Missouri...

* Until 830 PM CDT.

* At 741 PM CDT, severe thunderstorms were located along a line
  extending from 7 miles north of Billings to 6 miles west of
  Mansfield, moving south at 35 mph.

  HAZARD...70 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect considerable 
           tree damage. Wind damage is also likely to mobile homes, 
           roofs, and outbuildings.

* Locations impacted include...
  Nixa...                           Ozark...
  Ava...                            Clever...
  Sparta...                         Crane...
  Billings...                       Highlandville...
  Fremont Hills...                  Hurley...
  Spokane...                        Oldfield...
  Elkhead...                        Chestnutridge...
  Ponce de Leon...                  Rome...
  Squires...                        Chadwick...
  Linden...                         Bruner...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with these storms. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 3681 9331 3683 9361 3710 9361 3709 9296
      3708 9290 3707 9290 3707 9268 3694 9248
      3680 9234
TIME...MOT...LOC 0041Z 357DEG 30KT 3716 9360 3708 9269 

HAIL...1.00IN
WIND...70MPH
 
$$

Cramer
1 follow-up statement
976 
WWUS53 KSGF 120119
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
819 PM CDT Fri Jun 11 2021

MOC209-120128-
/O.CAN.KSGF.SV.W.0081.000000T0000Z-210612T0130Z/
Stone MO-
819 PM CDT Fri Jun 11 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN STONE COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of
the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for
southwestern Missouri.

LAT...LON 3682 9334 3703 9324 3709 9296 3708 9290
      3707 9290 3707 9268 3694 9248 3680 9234
TIME...MOT...LOC 0118Z 312DEG 24KT 3696 9322 3695 9266 

$$

MOC043-067-120130-
/O.CON.KSGF.SV.W.0081.000000T0000Z-210612T0130Z/
Douglas MO-Christian MO-
819 PM CDT Fri Jun 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM CDT
FOR WESTERN DOUGLAS AND CHRISTIAN COUNTIES...

At 818 PM CDT, severe thunderstorms were located along a line
extending from near Highlandville to Ava, moving southeast at 30 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Ozark...                          Ava...
Sparta...                         Highlandville...
Spokane...                        Oldfield...
Elkhead...                        Chestnutridge...
Bruner...                         Selmore...
Keltner...                        Christian Center...
Garrison...                       Rome...
Squires...                        Chadwick...
Linden...                         Goodhope...
Dogwood...                        

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3682 9334 3703 9324 3709 9296 3708 9290
      3707 9290 3707 9268 3694 9248 3680 9234
TIME...MOT...LOC 0118Z 312DEG 24KT 3696 9322 3695 9266 

HAIL...0.75IN
WIND...60MPH
 
$$

Cramer

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 7:04 PM CDTSevere Thunderstorm WarningSGFGreene, Webster56 min
Jun 11, 7:43 PM CDTSevere Thunderstorm WarningSGFJasper62 min
Jun 11, 7:55 PM CDTFlash Flood WarningSGFGreene, Webster6 hr
Jun 11, 8:13 PM CDTFlash Flood WarningSGFChristian, Douglas6 hr
Jun 11, 8:26 PM CDTSevere Thunderstorm WarningSGFNewton35 min
Jun 11, 8:33 PM CDTSevere Thunderstorm WarningSGFDouglas, Ozark, Taney42 min
Jun 11, 8:39 PM CDTFlash Flood WarningSGFDouglas, Ozark, Taney6 hr
Jun 11, 8:53 PM CDTSevere Thunderstorm WarningSGFOzark37 min
Jun 11, 11:10 PM CDTHigh Wind WarningSGFChristian, Stone, Taney79 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2021Every severe thunderstorm warning in 2021

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.