Alert archive / Missouri / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 135, NWS Springfield, MO

October 2, 2021Howell County, Texas County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Oct 2, 2021, 4:18 PM CDT for Howell County, Texas County, Missouri. It was in force for 29 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 2, 2021, 4:18 PM CDT (21:18 UTC)
Expired
Oct 2, 2021, 4:47 PM CDT
In force
29 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Hail
0.88 in
Wind
60.0 mph

Counties Howell County, MO, Texas County, MO

The radar

The Springfield radar (KSGF), 135 km from the middle of the area, began a volume at 21:20 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, 9.3 hours before the alert went out and 169 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 2021-10-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 190 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 2021-10-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -4 square meters per square second.1939Sfc1 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
190 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
551 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-4 m²/s²
0-3 km storm-relative helicity
43 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

102 
WUUS53 KSGF 022118
SVRSGF
MOC091-215-022200-
/O.NEW.KSGF.SV.W.0135.211002T2118Z-211002T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Springfield MO
418 PM CDT Sat Oct 2 2021

The National Weather Service in Springfield has issued a

* Severe Thunderstorm Warning for...
  Northern Howell County in south central Missouri...
  Southeastern Texas County in south central Missouri...

* Until 500 PM CDT.

* At 418 PM CDT, severe thunderstorms were located along a line
  extending from 6 miles southeast of Cabool to near Willow Springs
  to 14 miles northwest of West Plains, moving northeast at 35 mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Mountain View...                  Willow Springs...
  Summersville...                   Hartshorn...
  Clear Springs...                  Arroll...
  Pine Crest...                     

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3691 9206 3706 9207 3729 9165 3700 9166
TIME...MOT...LOC 2118Z 247DEG 30KT 3706 9202 3701 9199 3692 9201 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Titus
2 follow-up statements
572 
WWUS53 KSGF 022138
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
438 PM CDT Sat Oct 2 2021

MOC091-215-022200-
/O.CON.KSGF.SV.W.0135.000000T0000Z-211002T2200Z/
Howell MO-Texas MO-
438 PM CDT Sat Oct 2 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM CDT
FOR NORTH CENTRAL HOWELL AND SOUTHEASTERN TEXAS COUNTIES...

At 438 PM CDT, severe thunderstorms were located along a line
extending from 11 miles west of Summersville to 10 miles northwest of
Mountain View to 6 miles northeast of Willow Springs, moving
northeast 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...
Summersville...                   Arroll...
Pine Crest...                     Hartshorn...
Clear Springs...                  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3705 9166 3700 9193 3705 9194 3712 9196
      3729 9165
TIME...MOT...LOC 2138Z 233DEG 28KT 3714 9186 3709 9183 3703 9186 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Titus
714 
WWUS53 KSGF 022147
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
447 PM CDT Sat Oct 2 2021

MOC091-215-022156-
/O.CAN.KSGF.SV.W.0135.000000T0000Z-211002T2200Z/
Howell MO-Texas MO-
447 PM CDT Sat Oct 2 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL HOWELL AND
SOUTHEASTERN TEXAS 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.  However gusty winds are
still possible with these thunderstorms.

LAT...LON 3705 9166 3700 9193 3705 9194 3712 9196
      3729 9165
TIME...MOT...LOC 2145Z 247DEG 30KT 3716 9179 3711 9176 3705 9179 

$$

Titus

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 1, 8:47 PM CDTAreal Flood AdvisorySGFDouglas, Ozark6 hr
Oct 2, 6:28 AM CDTAreal Flood AdvisorySGFBarry, Lawrence5 hr
Oct 2, 10:49 AM CDTSpecial Weather StatementSGFMcDonald, Newton56 min
Oct 2, 11:44 AM CDTSpecial Weather StatementSGFLawrence, Newton61 min
Oct 2, 11:45 AM CDTSpecial Weather StatementSGFBarry60 min
Oct 2, 2:08 PM CDTSpecial Weather StatementSGFTaney67 min
Oct 2, 2:10 PM CDTSpecial Weather StatementSGFWebster, Wright65 min
Oct 2, 2:46 PM CDTSevere Thunderstorm WarningSGFWebster, Wright44 min
Oct 2, 3:38 PM CDTSpecial Weather StatementSGFTexas67 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.