Alert archive / Missouri / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 146, NWS Springfield, MO

October 24, 2021Maries County, Phelps County, Pulaski County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Oct 24, 2021, 7:10 PM CDT for Maries County, Phelps County, Pulaski County, Missouri. It was in force for 50 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 24, 2021, 7:10 PM CDT (00:10 UTC)
Expired
Oct 24, 2021, 8:00 PM CDT
In force
50 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Tornado
Possible
Hail
1.0 in
Wind
60.0 mph

Counties Maries County, MO, Phelps County, MO, Pulaski County, MO

The radar

The St Louis radar (KLSX), 136 km from the middle of the area, began a volume at 00:09 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 24, 2:06 PM CDTTornado WatchSPC9 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 0.2 hours before the alert went out and 203 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 2021-10-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1534 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 00:00Z on 2021-10-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 296 square meters per square second.19395878Sfc1 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
1534 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
846 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
296 m²/s²
0-3 km storm-relative helicity
317 m²/s²
Significant tornado parameter
2.8
Supercell composite
12.3

Open this sounding in Storm Lab

The text

As transmitted.

846 
WUUS53 KSGF 250010
SVRSGF
MOC125-161-169-250100-
/O.NEW.KSGF.SV.W.0146.211025T0010Z-211025T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Springfield MO
710 PM CDT Sun Oct 24 2021

The National Weather Service in Springfield has issued a

* Severe Thunderstorm Warning for...
  Southwestern Maries County in central Missouri...
  Northeastern Pulaski County in central Missouri...
  Northwestern Phelps County in east central Missouri...

* Until 800 PM CDT.

* At 710 PM CDT, a severe thunderstorm was located over Crocker, or 8
  miles north of Waynesville, moving east at 45 mph.

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

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Rolla...                          Dixon...
  Doolittle...                      Newburg...
  Brinktown...                      Jerome...

 This includes Interstate 44 near mile marker 169, between mile
markers 171 and 179, and between mile markers 184 and 185.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM CDT for central and
east central Missouri.

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

A Tornado Watch remains in effect until 1000 PM CDT for central and
east central Missouri.

&&

LAT...LON 3785 9177 3787 9221 3814 9218 3819 9178
TIME...MOT...LOC 0010Z 254DEG 37KT 3794 9226 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Perez
2 follow-up statements
423 
WWUS53 KSGF 250031
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
731 PM CDT Sun Oct 24 2021

MOC169-250040-
/O.CAN.KSGF.SV.W.0146.000000T0000Z-211025T0100Z/
Pulaski MO-
731 PM CDT Sun Oct 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN PULASKI COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 1000 PM CDT for central and
east central Missouri.

LAT...LON 3797 9177 3797 9202 3813 9202 3819 9178
TIME...MOT...LOC 0030Z 252DEG 41KT 3802 9195 

$$

MOC125-161-250100-
/O.CON.KSGF.SV.W.0146.000000T0000Z-211025T0100Z/
Maries MO-Phelps MO-
731 PM CDT Sun Oct 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR SOUTH CENTRAL MARIES AND NORTHWESTERN PHELPS COUNTIES...

At 730 PM CDT, a severe thunderstorm was located near Doolittle, or
11 miles northwest of Rolla, moving east at 45 mph.

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

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

This severe thunderstorm will remain over mainly rural areas of south
central Maries and northwestern Phelps Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM CDT for central and
east central Missouri.

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

&&

LAT...LON 3797 9177 3797 9202 3813 9202 3819 9178
TIME...MOT...LOC 0030Z 252DEG 41KT 3802 9195 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Schaumann
631 
WWUS53 KSGF 250053
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
753 PM CDT Sun Oct 24 2021

MOC125-161-250102-
/O.EXP.KSGF.SV.W.0146.000000T0000Z-211025T0100Z/
Maries MO-Phelps MO-
753 PM CDT Sun Oct 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL MARIES AND
NORTHWESTERN PHELPS COUNTIES WILL EXPIRE AT 800 PM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 1000 PM CDT for central and
east central Missouri.

LAT...LON 3797 9177 3797 9202 3813 9202 3819 9178
TIME...MOT...LOC 0052Z 254DEG 37KT 3808 9168 

$$

Perez

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 24, 7:06 PM CDTTornado WarningSGFDent, Shannon9 min
Oct 24, 7:11 PM CDTSevere Thunderstorm WarningSGFBarry49 min
Oct 24, 7:13 PM CDTSevere Thunderstorm WarningSGFGreene, Laclede, Webster, Wright47 min
Oct 24, 7:23 PM CDTSevere Thunderstorm WarningSGFShannon37 min
Oct 24, 7:37 PM CDTSevere Thunderstorm WarningSGFBarry, Stone38 min
Oct 24, 7:42 PM CDTSevere Thunderstorm WarningSGFChristian, Douglas, Webster48 min
Oct 24, 7:52 PM CDTSevere Thunderstorm WarningSGFTexas, Wright38 min
Oct 24, 8:08 PM CDTTornado WarningSGFDouglas, Wright23 min
Oct 24, 8:23 PM CDTSevere Thunderstorm WarningSGFTaney52 min
Oct 24, 8:44 PM CDTSevere Thunderstorm WarningSGFDouglas, Ozark46 min
Oct 24, 8:50 PM CDTSevere Thunderstorm WarningSGFOzark, Taney55 min
Oct 24, 9:04 PM CDTSevere Thunderstorm WarningSGFShannon, Texas41 min
Oct 24, 9:18 PM CDTSevere Thunderstorm WarningSGFHowell, Oregon, Ozark, Shannon57 min
Oct 24, 9:37 PM CDTSevere Thunderstorm WarningSGFShannon53 min
Oct 24, 10:10 PM CDTSpecial Weather StatementSGFOregon65 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.