Alert archive / Missouri / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 82, NWS Springfield, MO

June 11, 2021Jasper County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Jun 11, 2021, 7:43 PM CDT for Jasper County, Missouri. It was in force for 62 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
Jun 11, 2021, 7:43 PM CDT (00:43 UTC)
Expired
Jun 11, 2021, 8:45 PM CDT
In force
62 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Hail
1.25 in
Wind
70.0 mph

County Jasper County, MO

The radar

The Springfield radar (KSGF), 95 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, 7:54 PM CDTTSTM WND DMG3 Sw Carl Junction, MOREPORT OF A BIG TREE DOWN ON FIR/CR 300 IN JASPER COUNTY. 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 69 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.

331 
WUUS53 KSGF 120043
SVRSGF
MOC097-120145-
/O.NEW.KSGF.SV.W.0082.210612T0043Z-210612T0145Z/

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

The National Weather Service in Springfield has issued a

* Severe Thunderstorm Warning for...
  Jasper County in southwestern Missouri...

* Until 845 PM CDT.

* At 743 PM CDT, a severe thunderstorm was located near Weir, or near
  Pittsburg, moving southeast at 25 mph.

  HAZARD...70 mph wind gusts and half dollar size hail.

  SOURCE...Law enforcement.

  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...
  Joplin...                         Carthage...
  Webb City...                      Carl Junction...
  Galena...                         Oronogo...
  Carterville...                    Duquesne...
  Sarcoxie...                       Duenweg...
  Airport Drive...                  Alba...
  Purcell...                        Carytown...
  Fidelity...                       Asbury...
  Neck City...                      Brooklyn Heights...
  Reeds...                          Waco...

This includes the following highways...
 Interstate 44 between mile markers 8 and 29.
 Interstate 49 between mile markers 36 and 51.

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 this storm. 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 3736 9462 3735 9436 3705 9406 3705 9457
      3706 9462
TIME...MOT...LOC 0043Z 320DEG 23KT 3732 9467 

HAIL...1.25IN
WIND...70MPH
 
$$

Cramer
1 follow-up statement
771 
WWUS53 KSGF 120144
SVSSGF

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

MOC097-120153-
/O.EXP.KSGF.SV.W.0082.000000T0000Z-210612T0145Z/
Jasper MO-
844 PM CDT Fri Jun 11 2021

...THE SEVERE THUNDERSTORM WARNING FOR JASPER COUNTY WILL EXPIRE AT
845 PM CDT...
    
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire.

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

LAT...LON 3736 9462 3735 9436 3705 9406 3705 9457
      3706 9462
TIME...MOT...LOC 0143Z 315DEG 36KT 3694 9403 3696 9446 

$$

Titus

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, 7:41 PM CDTSevere Thunderstorm WarningSGFChristian, Douglas, Stone49 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.