Alert archive / Missouri / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 138, NWS Springfield, MO

October 11, 2021Jasper County, Newton County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Oct 11, 2021, 1:31 AM CDT for Jasper County, Newton County, Missouri. It was in force for 22 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
Oct 11, 2021, 1:31 AM CDT (06:31 UTC)
Expired
Oct 11, 2021, 1:53 AM CDT
In force
22 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Tornado
Possible
Hail
0.75 in
Wind
60.0 mph

Counties Jasper County, MO, Newton County, MO

The radar

The Springfield radar (KSGF), 70 km from the middle of the area, began a volume at 06:33 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
Oct 10, 9:24 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 6.5 hours before the alert went out and 49 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 2021-10-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2021-10-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 95 square meters per square second.1939587897117Sfc1 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
2067 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
95 m²/s²
0-3 km storm-relative helicity
192 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

850 
WUUS53 KSGF 110631
SVRSGF
MOC097-145-110715-
/O.NEW.KSGF.SV.W.0138.211011T0631Z-211011T0715Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Springfield MO
131 AM CDT Mon Oct 11 2021

The National Weather Service in Springfield has issued a

* Severe Thunderstorm Warning for...
  North central Newton County in southwestern Missouri...
  Eastern Jasper County in southwestern Missouri...

* Until 215 AM CDT.

* At 130 AM CDT, severe thunderstorms were located along a line
  extending from Duenweg to Diamond to near Granby, moving northeast
  at 40 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Carthage...                       Duenweg...
  Jasper...                         Carytown...
  Fidelity...                       Avilla...
  La Russell...                     Brooklyn Heights...
  Reeds...                          Atlas...
  Maple Grove...                    Dudenville...

 This includes the following highways...
 Interstate 44 between mile markers 12 and 29.
 Interstate 49 between mile markers 36 and 56.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 200 AM CDT for southwestern
Missouri.

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

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

A Tornado Watch remains in effect until 200 AM CDT for southwestern
Missouri.

&&

LAT...LON 3705 9443 3735 9436 3735 9410 3734 9409
      3731 9408 3730 9408 3729 9405 3712 9406
      3700 9424
TIME...MOT...LOC 0630Z 211DEG 36KT 3705 9441 3699 9434 3690 9430 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Wise
1 follow-up statement
811 
WWUS53 KSGF 110653
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
153 AM CDT Mon Oct 11 2021

MOC097-145-110703-
/O.CAN.KSGF.SV.W.0138.000000T0000Z-211011T0715Z/
Newton MO-Jasper MO-
153 AM CDT Mon Oct 11 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL NEWTON AND
EASTERN JASPER COUNTIES IS CANCELLED...
            
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 has been cancelled.

A Tornado Watch remains in effect until 200 AM CDT for southwestern
Missouri.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Springfield.

LAT...LON 3705 9443 3735 9436 3735 9410 3734 9409
      3731 9408 3730 9408 3729 9405 3712 9406
      3700 9424
TIME...MOT...LOC 0651Z 211DEG 36KT 3721 9429 3715 9422 3706 9418 

$$

Wise

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 10, 9:40 PM CDTRiver Flood WatchSGFVernon11 hr
Oct 11, 12:18 AM CDTSevere Thunderstorm WarningSGFMcDonald27 min
Oct 11, 12:25 AM CDTTornado Warning Tornado observedSGFMcDonald35 min
Oct 11, 12:58 AM CDTSevere Thunderstorm WarningSGFMcDonald, Newton47 min
Oct 11, 1:16 AM CDTTornado Warning Tornado observedSGFNewton29 min
Oct 11, 3:39 AM CDTSpecial Weather StatementSGFJasper, McDonald, Newton36 min
Oct 11, 3:53 AM CDTSpecial Weather StatementSGFBarton, Vernon52 min
Oct 11, 4:15 AM CDTSpecial Weather StatementSGFBarry, Jasper, Newton60 min
Oct 11, 4:42 AM CDTTornado WarningSGFBarton, Dade, Jasper18 min
Oct 11, 4:54 AM CDTTornado Warning Tornado observedSGFBarton, Cedar, Dade21 min
Oct 11, 5:09 AM CDTTornado WarningSGFCedar, Vernon21 min
Oct 11, 5:40 AM CDTWind AdvisorySGFBarton, Benton, Cedar, Dade, Dallas, Greene and 6 more5 hr

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.