Alert archive / Missouri / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 167, NWS Springfield, MO

December 10, 2021Camden County, Laclede County, Pulaski County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Dec 10, 2021, 5:49 PM CST for Camden County, Laclede County, Pulaski County, Missouri. It was in force for 41 min. 3 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: Dec 10, 2021, 5:49 PM CST (23:49 UTC)
Expired: Dec 10, 2021, 6:30 PM CST
In force: 41 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Camden County, MO, Laclede County, MO, Pulaski County, MO

The radar

The Springfield radar (KSGF), 104 km from the middle of the area, began a volume at 23:52 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
Dec 10, 6:10 PM CST	TSTM WND DMG	3 S Richland, MO	TREES DOWN FROM SOUTH OF RICHLAND TO SOUTH OF CROCKER.
Dec 10, 6:20 PM CST	TSTM WND DMG	3 Sse Lebanon, MO	SEVERAL LARGE TREE LIMBS WERE REPORTED DOWN ALONG WITH SHINGLES BLOWN OFF OF A ROOF.
Dec 10, 6:22 PM CST	TSTM WND DMG	3 Sse Lebanon, MO	CORRECTS PREVIOUS TSTM WND DMG REPORT FROM 3 SSE LEBANON. SEVERAL LARGE TREE LIMBS WERE REPORTED DOWN ALONG WITH SHINGLES BLOWN OFF OF A ROOF.

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
Dec 10, 5:17 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 11.8 hours before the alert went out and 155 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: 62 J/kg
Mixed-layer CIN: -145 J/kg
Mixed-layer LCL: 870 m above ground
0-6 km bulk shear: 67 kt
0-1 km storm-relative helicity: 419 m²/s²
0-3 km storm-relative helicity: 441 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

As transmitted.

223 
WUUS53 KSGF 102349
SVRSGF
MOC029-105-169-110030-
/O.NEW.KSGF.SV.W.0167.211210T2349Z-211211T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Springfield MO
549 PM CST Fri Dec 10 2021

The National Weather Service in Springfield has issued a

* Severe Thunderstorm Warning for...
  Laclede County in southwestern Missouri...
  Western Pulaski County in central Missouri...
  Southeastern Camden County in central Missouri...

* Until 630 PM CST.

* At 548 PM CST, severe thunderstorms were located along a line
  extending from near Lebanon to near Conway, moving northeast at 50
  mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Lebanon...                        Bennett Spring State Park...
  Richland...                       Crocker...
  Conway...                         Phillipsburg...
  Stoutland...                      Twin Bridges...
  Sleeper...                        Laquey...
  Swedeborg...                      Ozark Springs...
  Dry Knob...                       Wet Glaize...
  Falcon...                         

 This includes Interstate 44 between mile markers 112 and 154.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CST for central and
southwestern Missouri.

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

A Tornado Watch remains in effect until 1100 PM CST for central and
southwestern Missouri.

&&

LAT...LON 3802 9226 3764 9225 3748 9285 3770 9284
      3802 9241
TIME...MOT...LOC 2348Z 237DEG 45KT 3772 9274 3754 9282 

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

$$

Rothstein

1 follow-up statement

797 
WWUS53 KSGF 102351
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
551 PM CST Fri Dec 10 2021

MOC029-105-169-110030-
/O.CON.KSGF.SV.W.0167.000000T0000Z-211211T0030Z/
Laclede MO-Pulaski MO-Camden MO-
551 PM CST Fri Dec 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CST
FOR LACLEDE...WESTERN PULASKI AND SOUTHEASTERN CAMDEN COUNTIES...

At 551 PM CST, severe thunderstorms were located along a line
extending from near Lebanon to near Conway, moving northeast at 50
mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Lebanon...                        Bennett Spring State Park...
Richland...                       Crocker...
Conway...                         Phillipsburg...
Stoutland...                      Twin Bridges...
Sleeper...                        Laquey...
Swedeborg...                      Ozark Springs...
Dry Knob...                       Wet Glaize...
Falcon...                         

This includes Interstate 44 between mile markers 112 and 154.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CST for central and
southwestern Missouri.

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

&&

LAT...LON 3802 9226 3764 9225 3748 9285 3770 9284
      3802 9241
TIME...MOT...LOC 2351Z 237DEG 45KT 3773 9272 3755 9280 

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

$$

Rothstein

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 10, 2:42 AM CST	Dense Fog Advisory	SGF	Dent, Douglas, Howell, Maries, Oregon, Ozark and 5 more	6 hr
Dec 10, 5:33 PM CST	Severe Thunderstorm Warning	SGF	Greene, Webster	42 min
Dec 10, 5:44 PM CST	Severe Thunderstorm Warning	SGF	Camden, Dallas, Laclede, Miller	46 min
Dec 10, 5:59 PM CST	Tornado Warning	SGF	Laclede, Webster, Wright	31 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.