Alert archive / Missouri / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 181, NWS Springfield, MO

December 10, 20216 counties in Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Dec 10, 2021, 8:07 PM CST for 6 counties in Missouri. It was in force for 47 min. 1 report 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, 8:07 PM CST (02:07 UTC)
Expired: Dec 10, 2021, 8:54 PM CST
In force: 47 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Camden County, MO, Laclede County, MO, Maries County, MO, Miller County, MO, Phelps County, MO, Pulaski County, MO

The radar

The St Louis radar (KLSX), 132 km from the middle of the area, began a volume at 02:09 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.

What was reported inside it

Time	Report	Where	Remark
Dec 10, 8:36 PM CST	TSTM WND DMG	6 Ne Vichy, MO	A LARGE TREE WAS REPORTED DOWN ON COUNTY HIGHWAY H BLOCKING BOTH LANES OF TRAFFIC.

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 00:00Z, 2.1 hours before the alert went out and 208 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: 637 J/kg
Mixed-layer CIN: -23 J/kg
Mixed-layer LCL: 1113 m above ground
0-6 km bulk shear: 80 kt
0-1 km storm-relative helicity: 344 m²/s²
0-3 km storm-relative helicity: 300 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 8.4

Open this sounding in Storm Lab

The text

As transmitted.

430 
WUUS53 KSGF 110207
SVRSGF
MOC029-105-125-131-161-169-110315-
/O.NEW.KSGF.SV.W.0181.211211T0207Z-211211T0315Z/

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

The National Weather Service in Springfield has issued a

* Severe Thunderstorm Warning for...
  Maries County in central Missouri...
  Southeastern Miller County in central Missouri...
  Northwestern Laclede County in southwestern Missouri...
  Pulaski County in central Missouri...
  Northern Phelps County in east central Missouri...
  Southeastern Camden County in central Missouri...

* Until 915 PM CST.

* At 807 PM CST, severe thunderstorms were located along a line
  extending from near Iberia to Crocker to near Richland, moving east
  at 70 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...                          Northern Fort Leonard Wood...
  Lebanon...                        Lake of The Ozarks State Park...
  Waynesville...                    St. Robert...
  St. James...                      Richland...
  Dixon...                          Belle...
  Crocker...                        Iberia...
  Doolittle...                      Vienna...
  Newburg...                        St. Elizabeth...
  Saint Elizabeth...                Stoutland...
  Brumley...                        Sleeper...

 This includes Interstate 44 between mile markers 130 and 169,
between mile markers 171 and 179, and between mile markers 184 and
200.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3827 9164 3816 9164 3815 9153 3800 9152
      3778 9209 3767 9272 3788 9271 3822 9247
      3830 9219 3829 9212 3829 9165
TIME...MOT...LOC 0207Z 250DEG 61KT 3814 9229 3795 9227 3784 9243 

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

$$

Rothstein

3 follow-up statements

902 
WWUS53 KSGF 110229
SVSSGF

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

MOC029-105-131-110239-
/O.CAN.KSGF.SV.W.0181.000000T0000Z-211211T0315Z/
Miller MO-Laclede MO-Camden MO-
829 PM CST Fri Dec 10 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MILLER...
NORTHWESTERN LACLEDE AND SOUTHEASTERN CAMDEN COUNTIES IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

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

LAT...LON 3815 9164 3815 9153 3800 9153 3780 9209
      3780 9237 3802 9226 3802 9218 3817 9219
      3829 9212 3829 9165
TIME...MOT...LOC 0229Z 250DEG 61KT 3826 9186 3807 9184 3796 9200 

$$

MOC125-161-169-110315-
/O.CON.KSGF.SV.W.0181.000000T0000Z-211211T0315Z/
Maries MO-Pulaski MO-Phelps MO-
829 PM CST Fri Dec 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM CST
FOR MARIES...NORTHERN PULASKI AND NORTHERN PHELPS COUNTIES...

At 829 PM CST, severe thunderstorms were located along a line
extending from near Freeburg to 9 miles north of Doolittle to near
Dixon, moving east at 70 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Rolla...                          Waynesville...
St. Robert...                     St. James...
Dixon...                          Belle...
Crocker...                        Doolittle...
Vienna...                         Newburg...
Brinktown...                      Devil's Elbow...
Vichy...                          Northwye...
Ozark Springs...                  Jerome...
Rosati...                         

This includes Interstate 44 between mile markers 156 and 169, between
mile markers 171 and 179, and between mile markers 184 and 200.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3815 9164 3815 9153 3800 9153 3780 9209
      3780 9237 3802 9226 3802 9218 3817 9219
      3829 9212 3829 9165
TIME...MOT...LOC 0229Z 250DEG 61KT 3826 9186 3807 9184 3796 9200 

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

$$

Rothstein

182 
WWUS53 KSGF 110245
SVSSGF

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

MOC169-110255-
/O.CAN.KSGF.SV.W.0181.000000T0000Z-211211T0315Z/
Pulaski MO-
845 PM CST Fri Dec 10 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN PULASKI COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area.Therefore, the warning has been cancelled.

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

LAT...LON 3816 9164 3815 9153 3800 9153 3787 9202
      3790 9203 3791 9202 3801 9202 3829 9182
      3829 9165
TIME...MOT...LOC 0245Z 250DEG 61KT 3834 9158 3815 9156 3804 9172 

$$

MOC125-161-110315-
/O.CON.KSGF.SV.W.0181.000000T0000Z-211211T0315Z/
Maries MO-Phelps MO-
845 PM CST Fri Dec 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM CST
FOR EASTERN MARIES AND NORTHERN PHELPS COUNTIES...

At 845 PM CST, severe thunderstorms were located along a line
extending from near Bland to 10 miles northwest of Cuba to 6 miles
northwest of St. James, moving east at 70 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Rolla...                          St. James...
Belle...                          Doolittle...
Newburg...                        Northwye...
Jerome...                         Vichy...
Rosati...                         

This includes Interstate 44 between mile markers 171 and 179, and
between mile markers 184 and 200.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3816 9164 3815 9153 3800 9153 3787 9202
      3790 9203 3791 9202 3801 9202 3829 9182
      3829 9165
TIME...MOT...LOC 0245Z 250DEG 61KT 3834 9158 3815 9156 3804 9172 

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

$$

Rothstein

566 
WWUS53 KSGF 110254
SVSSGF

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

MOC125-161-110304-
/O.CAN.KSGF.SV.W.0181.000000T0000Z-211211T0315Z/
Maries MO-Phelps MO-
854 PM CST Fri Dec 10 2021

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN MARIES AND NORTHERN
PHELPS COUNTIES IS CANCELLED...
    
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning has
been cancelled.  However gusty winds are still possible with these
thunderstorms.

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

LAT...LON 3816 9164 3815 9153 3800 9153 3787 9202
      3790 9203 3791 9202 3801 9202 3829 9182
      3829 9165
TIME...MOT...LOC 0252Z 250DEG 61KT 3838 9143 3819 9141 3808 9157 

$$

Rothstein

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 10, 6:10 PM CST	Severe Thunderstorm Warning	SGF	Maries, Miller	35 min
Dec 10, 6:19 PM CST	Severe Thunderstorm Warning	SGF	Maries, Miller	26 min
Dec 10, 6:21 PM CST	Tornado Warning	SGF	Laclede, Pulaski, Texas, Wright	39 min
Dec 10, 6:22 PM CST	Severe Thunderstorm Warning	SGF	Maries, Phelps, Pulaski	38 min
Dec 10, 6:25 PM CST	Tornado Warning	SGF	Maries, Phelps, Pulaski	35 min
Dec 10, 6:27 PM CST	Severe Thunderstorm Warning	SGF	Barton, Dade, Jasper, Lawrence	26 min
Dec 10, 6:44 PM CST	Severe Thunderstorm Warning Considerable damage threat	SGF	Cedar, Dade, Greene, Lawrence, Polk	46 min
Dec 10, 6:48 PM CST	Tornado Warning	SGF	Maries, Phelps	15 min
Dec 10, 6:49 PM CST	Severe Thunderstorm Warning	SGF	Dent, Phelps, Pulaski	56 min
Dec 10, 7:04 PM CST	Severe Thunderstorm Warning	SGF	Barry, Stone	41 min
Dec 10, 7:11 PM CST	Severe Thunderstorm Warning Considerable damage threat	SGF	Dallas, Polk, Webster	49 min
Dec 10, 7:14 PM CST	Severe Thunderstorm Warning	SGF	Dent, Phelps, Texas	46 min
Dec 10, 7:26 PM CST	Tornado Warning	SGF	Barry, Christian, Stone	34 min
Dec 10, 7:37 PM CST	Severe Thunderstorm Warning	SGF	Barry, Christian, Stone, Taney	38 min
Dec 10, 7:37 PM CST	Severe Thunderstorm Warning Considerable damage threat	SGF	Camden, Dallas, Laclede, Miller, Polk, Pulaski	53 min
Dec 10, 7:39 PM CST	Tornado Warning	SGF	Christian, Stone, Taney	36 min
Dec 10, 7:45 PM CST	Severe Thunderstorm Warning	SGF	Christian, Douglas, Greene, Webster	45 min
Dec 10, 7:54 PM CST	Severe Thunderstorm Warning	SGF	Dallas, Greene, Laclede, Webster	36 min
Dec 10, 7:58 PM CST	Tornado Warning Tornado observed	SGF	Christian, Douglas, Ozark, Taney	47 min
Dec 10, 8:24 PM CST	Tornado Warning	SGF	Douglas, Texas, Wright	18 min
Dec 10, 8:41 PM CST	Severe Thunderstorm Warning	SGF	Douglas, Howell, Texas, Wright	34 min
Dec 10, 9:10 PM CST	Severe Thunderstorm Warning	SGF	Dent, Shannon, Texas	35 min
Dec 10, 9:59 PM CST	Severe Thunderstorm Warning	SGF	Shannon	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.