Alert archive / Missouri / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 148, NWS Springfield, MO

October 24, 20214 counties in Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Oct 24, 2021, 7:13 PM CDT for 4 counties in Missouri. It was in force for 47 min. 4 reports 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: Oct 24, 2021, 7:13 PM CDT (00:13 UTC)
Expired: Oct 24, 2021, 8:00 PM CDT
In force: 47 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Tornado: Possible
Hail: 1.0 in
Wind: 60.0 mph

Counties Greene County, MO, Laclede County, MO, Webster County, MO, Wright County, MO

The radar

The Springfield radar (KSGF), 43 km from the middle of the area, began a volume at 00:16 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

Time	Report	Where	Remark
Oct 24, 7:18 PM CDT	HAIL 0.88	2 S Northview, MO
Oct 24, 7:20 PM CDT	TSTM WND DMG	2 Ssw Marshfield, MO	CORRECTS PREVIOUS TSTM WND DMG REPORT TIME FROM 2 SSW MARSHFIELD. TREE DOWN ON THE ROAD. TIME BASED ON RADAR.
Oct 24, 7:30 PM CDT	TSTM WND DMG	2 Ssw Marshfield, MO	TREE DOWN ON THE ROAD.
Oct 24, 7:48 PM CDT	HAIL 0.88	3 Sse Grovespring, MO	NICKEL SIZE HAIL, 9 MILES NORTH OF HARTVILLE ON HIGHWAY 5. HIGH WINDS (NO ESTIMATES) WERE ALSO OBSERVED.

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.

Issued	Product	Office	Lasted
Oct 24, 2:06 PM CDT	Tornado Watch	SPC	9 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 0.2 hours before the alert went out and 89 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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.

057 
WUUS53 KSGF 250013
SVRSGF
MOC077-105-225-229-250100-
/O.NEW.KSGF.SV.W.0148.211025T0013Z-211025T0100Z/

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

The National Weather Service in Springfield has issued a

* Severe Thunderstorm Warning for...
  Webster County in southwestern Missouri...
  Northwestern Wright County in southwestern Missouri...
  Southern Laclede County in southwestern Missouri...
  East central Greene County in southwestern Missouri...

* Until 800 PM CDT.

* At 713 PM CDT, a severe thunderstorm was located near Strafford,
  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...
  Marshfield...                     Strafford...
  Hartville...                      Niangua...
  Duncan...                         Diggins...
  Twin Bridges...                   Rader...
  Grovespring...                    Odin...
  Northview...                      

 This includes Interstate 44 between mile markers 85 and 105.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM CDT for southwestern
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 southwestern
Missouri.

&&

LAT...LON 3719 9317 3731 9318 3755 9257 3717 9248
TIME...MOT...LOC 0013Z 255DEG 40KT 3725 9307 

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

748 
WWUS53 KSGF 250025
SVSSGF

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

MOC077-105-250034-
/O.CAN.KSGF.SV.W.0148.000000T0000Z-211025T0100Z/
Laclede MO-Greene MO-
725 PM CDT Sun Oct 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN LACLEDE AND EAST
CENTRAL GREENE COUNTIES 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 southwestern
Missouri.

LAT...LON 3719 9306 3727 9306 3733 9299 3748 9274
      3748 9255 3717 9248
TIME...MOT...LOC 0024Z 255DEG 40KT 3728 9291 

$$

MOC225-229-250100-
/O.CON.KSGF.SV.W.0148.000000T0000Z-211025T0100Z/
Webster MO-Wright MO-
725 PM CDT Sun Oct 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR CENTRAL WEBSTER AND NORTHWESTERN WRIGHT COUNTIES...

At 724 PM CDT, a severe thunderstorm was located near Marshfield,
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 storm will be near...
  Niangua around 735 PM CDT.

Other locations impacted by this severe thunderstorm include Duncan,
Grovespring, Rader, Odin and Northview.

This includes Interstate 44 between mile markers 91 and 102.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM 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.

&&

LAT...LON 3719 9306 3727 9306 3733 9299 3748 9274
      3748 9255 3717 9248
TIME...MOT...LOC 0024Z 255DEG 40KT 3728 9291 

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

$$

Schaumann

320 
WWUS53 KSGF 250037
SVSSGF

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

MOC225-229-250100-
/O.CON.KSGF.SV.W.0148.000000T0000Z-211025T0100Z/
Webster MO-Wright MO-
737 PM CDT Sun Oct 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR NORTHEASTERN WEBSTER AND NORTHWESTERN WRIGHT COUNTIES...

At 737 PM CDT, a severe thunderstorm was located 7 miles southeast of
Niangua, or 10 miles east of Marshfield, 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
northeastern Webster and northwestern Wright Counties, including the
following locations... Duncan, Odin and Grovespring.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM 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.

&&

LAT...LON 3722 9286 3736 9285 3748 9268 3748 9255
      3720 9249
TIME...MOT...LOC 0037Z 255DEG 40KT 3732 9273 

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

$$

Perez

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 24, 7:06 PM CDT	Tornado Warning	SGF	Dent, Shannon	9 min
Oct 24, 7:10 PM CDT	Severe Thunderstorm Warning	SGF	Maries, Phelps, Pulaski	50 min
Oct 24, 7:11 PM CDT	Severe Thunderstorm Warning	SGF	Barry	49 min
Oct 24, 7:23 PM CDT	Severe Thunderstorm Warning	SGF	Shannon	37 min
Oct 24, 7:37 PM CDT	Severe Thunderstorm Warning	SGF	Barry, Stone	38 min
Oct 24, 7:42 PM CDT	Severe Thunderstorm Warning	SGF	Christian, Douglas, Webster	48 min
Oct 24, 7:52 PM CDT	Severe Thunderstorm Warning	SGF	Texas, Wright	38 min
Oct 24, 8:08 PM CDT	Tornado Warning	SGF	Douglas, Wright	23 min
Oct 24, 8:23 PM CDT	Severe Thunderstorm Warning	SGF	Taney	52 min
Oct 24, 8:44 PM CDT	Severe Thunderstorm Warning	SGF	Douglas, Ozark	46 min
Oct 24, 8:50 PM CDT	Severe Thunderstorm Warning	SGF	Ozark, Taney	55 min
Oct 24, 9:04 PM CDT	Severe Thunderstorm Warning	SGF	Shannon, Texas	41 min
Oct 24, 9:18 PM CDT	Severe Thunderstorm Warning	SGF	Howell, Oregon, Ozark, Shannon	57 min
Oct 24, 9:37 PM CDT	Severe Thunderstorm Warning	SGF	Shannon	53 min
Oct 24, 10:10 PM CDT	Special Weather Statement	SGF	Oregon	65 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2021 Every 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.