Alert archive / Missouri / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 172, NWS Springfield, MO
NWS Springfield, MO issued this severe thunderstorm warning at Dec 10, 2021, 6:44 PM CST for 5 counties in Missouri. It was in force for 46 min. 5 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, 6:44 PM CST (00:44 UTC)
- Expired
- Dec 10, 2021, 7:30 PM CST
- In force
- 46 min
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Hail
- 1.0 in
- Wind
- 70.0 mph
Counties Cedar County, MO, Dade County, MO, Greene County, MO, Lawrence County, MO, Polk County, MO
The radar
The Springfield radar (KSGF), 33 km from the middle of the area, began a volume at 00:42 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, 6:55 PM CST | HAIL 1 | 5 Nw Everton, MO | QUARTER SIZED HAIL WAS REPORTED. |
| Dec 10, 6:57 PM CST | HAIL 1.75 | Everton, MO | |
| Dec 10, 6:59 PM CST | HAIL 1.75 | Everton, MO | |
| Dec 10, 7:02 PM CST | HAIL 0.75 | 5 Sse Dadeville, MO | PENNY SIZED HAIL WAS REPORTED. |
| Dec 10, 7:10 PM CST | HAIL 0.88 | Eudora, MO |
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, 0.7 hours before the alert went out and 52 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.
- 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
The text
As transmitted.
768
WUUS53 KSGF 110044
SVRSGF
MOC039-057-077-109-167-110130-
/O.NEW.KSGF.SV.W.0172.211211T0044Z-211211T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Springfield MO
644 PM CST Fri Dec 10 2021
The National Weather Service in Springfield has issued a
* Severe Thunderstorm Warning for...
Southeastern Cedar County in southwestern Missouri...
Southwestern Polk County in southwestern Missouri...
Northeastern Lawrence County in southwestern Missouri...
Northern Greene County in southwestern Missouri...
Dade County in southwestern Missouri...
* Until 730 PM CST.
* At 644 PM CST, a severe thunderstorm was located near Lockwood, or
10 miles southwest of Greenfield, moving northeast at 50 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
* Locations impacted include...
Stockton Lake... Stockton State Park...
Willard... Ash Grove...
Greenfield... Lockwood...
Miller... Walnut Grove...
Fair Play... Morrisville...
Everton... Dadeville...
South Greenfield... Aldrich...
Glidewell... Bearcreek...
Cane Hill... Cave Springs...
Eudora... Pennsboro...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1100 PM CST 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 1100 PM CST for southwestern
Missouri.
&&
LAT...LON 3720 9392 3742 9405 3769 9362 3730 9319
TIME...MOT...LOC 0044Z 240DEG 43KT 3730 9396
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
Perez3 follow-up statements
336
WWUS53 KSGF 110052
SVSSGF
Severe Weather Statement
National Weather Service Springfield MO
652 PM CST Fri Dec 10 2021
MOC109-110101-
/O.CAN.KSGF.SV.W.0172.000000T0000Z-211211T0130Z/
Lawrence MO-
652 PM CST Fri Dec 10 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN LAWRENCE COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1100 PM CST for southwestern
Missouri.
LAT...LON 3729 9384 3729 9390 3741 9398 3769 9362
3730 9319 3728 9383
TIME...MOT...LOC 0051Z 240DEG 43KT 3735 9386
$$
MOC039-057-077-167-110130-
/O.CON.KSGF.SV.W.0172.000000T0000Z-211211T0130Z/
Cedar MO-Polk MO-Greene MO-Dade MO-
652 PM CST Fri Dec 10 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CST
FOR SOUTHEASTERN CEDAR...SOUTHWESTERN POLK...NORTHERN GREENE AND DADE
COUNTIES...
At 651 PM CST, a severe thunderstorm was located near Greenfield,
moving northeast at 50 mph.
HAZARD...Golf ball size hail and 70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
considerable tree damage. Wind damage is also likely to
mobile homes, roofs, and outbuildings.
Locations impacted include...
Stockton Lake... Stockton State Park...
Willard... Ash Grove...
Greenfield... Lockwood...
Walnut Grove... Fair Play...
Morrisville... Everton...
Dadeville... South Greenfield...
Aldrich... Sacville...
Glidewell... Bearcreek...
Masters... Ebenezer...
Cane Hill... Cave Springs...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1100 PM CST for southwestern
Missouri.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3729 9384 3729 9390 3741 9398 3769 9362
3730 9319 3728 9383
TIME...MOT...LOC 0051Z 240DEG 43KT 3735 9386
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
Perez001
WWUS53 KSGF 110102
SVSSGF
Severe Weather Statement
National Weather Service Springfield MO
702 PM CST Fri Dec 10 2021
MOC039-110111-
/O.CAN.KSGF.SV.W.0172.000000T0000Z-211211T0130Z/
Cedar MO-
702 PM CST Fri Dec 10 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CEDAR COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1100 PM CST for southwestern
Missouri.
LAT...LON 3734 9376 3747 9373 3757 9375 3757 9362
3759 9361 3759 9351 3733 9323
TIME...MOT...LOC 0101Z 242DEG 59KT 3750 9361 3742 9363 3735 9372
$$
MOC057-077-167-110130-
/O.CON.KSGF.SV.W.0172.000000T0000Z-211211T0130Z/
Polk MO-Greene MO-Dade MO-
702 PM CST Fri Dec 10 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CST
FOR SOUTHWESTERN POLK...NORTHWESTERN GREENE AND EASTERN DADE
COUNTIES...
At 701 PM CST, severe thunderstorms were located along a line
extending from 9 miles south of Fair Play to near Walnut Grove to
Everton, moving northeast at 65 mph.
HAZARD...Golf ball size hail and 70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
considerable tree damage. Wind damage is also likely to
mobile homes, roofs, and outbuildings.
Locations impacted include...
Stockton Lake... Walnut Grove...
Morrisville... Everton...
Dadeville... Aldrich...
Sacville... Cave Springs...
Ebenezer... Eudora...
Bona...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 1100 PM CST for southwestern
Missouri.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3734 9376 3747 9373 3757 9375 3757 9362
3759 9361 3759 9351 3733 9323
TIME...MOT...LOC 0101Z 242DEG 59KT 3750 9361 3742 9363 3735 9372
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
Perez515
WWUS53 KSGF 110120
SVSSGF
Severe Weather Statement
National Weather Service Springfield MO
720 PM CST Fri Dec 10 2021
MOC057-077-167-110130-
/O.EXP.KSGF.SV.W.0172.000000T0000Z-211211T0130Z/
Polk MO-Greene MO-Dade MO-
720 PM CST Fri Dec 10 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN POLK...
NORTHWESTERN GREENE AND EASTERN DADE COUNTIES WILL EXPIRE AT 730 PM
CST...
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire.
A Tornado Watch remains in effect until 1100 PM CST for southwestern
Missouri.
LAT...LON 3734 9376 3747 9373 3757 9375 3757 9362
3759 9361 3759 9351 3733 9323
TIME...MOT...LOC 0120Z 270DEG 43KT 3759 9340 3751 9342 3745 9351
$$
PerezThe 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, 6:48 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 | 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 | 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 | SGF | Christian, Douglas, Ozark, Taney | 47 min |
| Dec 10, 8:07 PM CST | Severe Thunderstorm Warning | SGF | Camden, Laclede, Maries, Miller, Phelps, Pulaski | 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, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.