Alert archive / Missouri / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 98, NWS Springfield, MO

June 27, 20215 counties in Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Jun 27, 2021, 3:29 PM CDT for 5 counties in Missouri. It was in force for 31 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
Jun 27, 2021, 3:29 PM CDT (20:29 UTC)
Expired
Jun 27, 2021, 4:00 PM CDT
In force
31 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Douglas County, MO, Howell County, MO, Ozark County, MO, Texas County, MO, Wright County, MO

The radar

The Springfield radar (KSGF), 115 km from the middle of the area, began a volume at 20:28 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 nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 8.5 hours before the alert went out and 148 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 2021-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 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 2021-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 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
2 J/kg
Mixed-layer CIN
-285 J/kg
Mixed-layer LCL
1338 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
46 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

649 
WUUS53 KSGF 272029
SVRSGF
MOC067-091-153-215-229-272100-
/O.NEW.KSGF.SV.W.0098.210627T2029Z-210627T2100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Springfield MO
329 PM CDT Sun Jun 27 2021

The National Weather Service in Springfield has issued a

* Severe Thunderstorm Warning for...
  Northeastern Ozark County in southwestern Missouri...
  Eastern Douglas County in southwestern Missouri...
  Southeastern Wright County in southwestern Missouri...
  Northwestern Howell County in south central Missouri...
  Southwestern Texas County in south central Missouri...

* Until 400 PM CDT.

* At 328 PM CDT, severe thunderstorms were located along a line
  extending from near Mountain Grove to 14 miles southeast of Norwood
  to 17 miles northeast of Gainesville, moving northeast at 35 mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Mountain Grove...                 Willow Springs...
  Cabool...                         Houston...
  Vanzant...                        Clear Springs...
  Solo...                           Bucyrus...
  Dora...                           Simmons...
  Elk Creek...                      Drury...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3670 9229 3687 9235 3709 9236 3738 9207
      3724 9182 3694 9182
TIME...MOT...LOC 2028Z 227DEG 31KT 3707 9230 3692 9229 3681 9225 

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

Terry
2 follow-up statements
664 
WWUS53 KSGF 272045
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
345 PM CDT Sun Jun 27 2021

MOC153-229-272055-
/O.CAN.KSGF.SV.W.0098.000000T0000Z-210627T2100Z/
Ozark MO-Wright MO-
345 PM CDT Sun Jun 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN OZARK AND
SOUTHEASTERN WRIGHT COUNTIES IS CANCELLED...

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

LAT...LON 3693 9227 3704 9235 3706 9233 3706 9225
      3717 9225 3738 9207 3724 9182 3695 9185
      3679 9222
TIME...MOT...LOC 2045Z 224DEG 29KT 3703 9228 3700 9220 3686 9212 

$$

MOC067-091-215-272100-
/O.CON.KSGF.SV.W.0098.000000T0000Z-210627T2100Z/
Douglas MO-Howell MO-Texas MO-
345 PM CDT Sun Jun 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM CDT
FOR EASTERN DOUGLAS...NORTHWESTERN HOWELL AND SOUTHWESTERN TEXAS
COUNTIES...

At 345 PM CDT, severe thunderstorms were located along a line
extending from 7 miles south of Mountain Grove to 10 miles southwest
of Cabool to 12 miles southwest of Willow Springs, moving northeast
at 35 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Mountain Grove...                 Willow Springs...
Cabool...                         Houston...
Clear Springs...                  Solo...
Bucyrus...                        Simmons...
Elk Creek...                      

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3693 9227 3704 9235 3706 9233 3706 9225
      3717 9225 3738 9207 3724 9182 3695 9185
      3679 9222
TIME...MOT...LOC 2045Z 224DEG 29KT 3703 9228 3700 9220 3686 9212 

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

Terry
636 
WWUS53 KSGF 272055
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
355 PM CDT Sun Jun 27 2021

MOC067-091-215-272105-
/O.EXP.KSGF.SV.W.0098.000000T0000Z-210627T2100Z/
Douglas MO-Howell MO-Texas MO-
355 PM CDT Sun Jun 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN DOUGLAS...NORTHWESTERN
HOWELL AND SOUTHWESTERN TEXAS COUNTIES WILL EXPIRE AT 400 PM CDT...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However heavy rain
is still possible with these thunderstorms.

LAT...LON 3693 9227 3704 9235 3706 9233 3706 9225
      3717 9225 3738 9207 3724 9182 3695 9185
      3679 9222
TIME...MOT...LOC 2055Z 227DEG 31KT 3708 9221 3705 9213 3691 9205 

$$

Terry

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 26, 11:43 PM CDTFlash Flood WarningSGFNewton7 hr
Jun 27, 12:44 AM CDTFlash Flood WarningSGFMcDonald, Newton6 hr
Jun 27, 6:54 AM CDTAreal Flood WarningSGFMcDonald, Newton10 hr
Jun 27, 12:12 PM CDTSpecial Weather StatementSGFStone33 min
Jun 27, 12:39 PM CDTFlash Flood WarningSGFBarry, Stone4 hr
Jun 27, 12:51 PM CDTSevere Thunderstorm WarningSGFChristian, Stone, Taney24 min
Jun 27, 1:17 PM CDTSpecial Weather StatementSGFChristian28 min
Jun 27, 1:30 PM CDTSevere Thunderstorm WarningSGFChristian, Douglas, Taney45 min
Jun 27, 2:17 PM CDTSevere Thunderstorm WarningSGFDouglas, Laclede, Texas, Webster, Wright43 min
Jun 27, 2:52 PM CDTSevere Thunderstorm WarningSGFDouglas, Howell, Ozark, Texas, Wright38 min
Jun 27, 2:59 PM CDTSevere Thunderstorm WarningSGFLaclede, Pulaski, Texas, Wright46 min
Jun 27, 3:23 PM CDTSevere Thunderstorm WarningSGFMaries, Phelps, Pulaski52 min
Jun 27, 3:43 PM CDTSevere Thunderstorm WarningSGFCamden, Laclede, Maries, Miller, Pulaski47 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.