Alert archive / Missouri / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 16, NWS Springfield, MO
NWS Springfield, MO issued this severe thunderstorm warning at Mar 17, 2021, 6:48 PM CDT for Christian County, Missouri. It was in force for 57 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
- Mar 17, 2021, 6:48 PM CDT (23:48 UTC)
- Expired
- Mar 17, 2021, 7:45 PM CDT
- In force
- 57 min
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Christian County, MO
The radar
The Springfield radar (KSGF), 33 km from the middle of the area, began a volume at 23:49 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 |
|---|---|---|---|
| Mar 17, 6:56 PM CDT | HAIL 1 | 2 N Boaz, MO | QUARTER SIZED HAIL REPORTED VIA MPING. |
| Mar 17, 6:58 PM CDT | HAIL 1 | 1 Wsw Nixa, MO | |
| Mar 17, 7:00 PM CDT | HAIL 1.5 | 1 S Highlandville, MO | PING PONG BALL SIZED HAIL WAS REPORTED. |
| Mar 17, 7:10 PM CDT | HAIL 0.88 | Ozark, MO | |
| Mar 17, 7:10 PM CDT | HAIL 1 | 1 W Ozark, MO | QUARTER SIZED HAIL REPORTED VIA MPING. |
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 |
|---|---|---|---|
| Mar 17, 2:00 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 11.8 hours before the alert went out and 55 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
- 102 J/kg
- Mixed-layer CIN
- -235 J/kg
- Mixed-layer LCL
- 956 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 220 m²/s²
- 0-3 km storm-relative helicity
- 236 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.9
The text
As transmitted.
957
WUUS53 KSGF 172348
SVRSGF
MOC043-180045-
/O.NEW.KSGF.SV.W.0016.210317T2348Z-210318T0045Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Springfield MO
648 PM CDT Wed Mar 17 2021
The National Weather Service in Springfield has issued a
* Severe Thunderstorm Warning for...
Christian County in southwestern Missouri...
* Until 745 PM CDT.
* At 648 PM CDT, severe thunderstorms were located along a line
extending from Clever to near Highlandville to near Reeds Spring,
moving northeast at 35 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...
Nixa... Ozark...
Clever... Sparta...
Highlandville... Fremont Hills...
Spokane... Oldfield...
Chestnutridge... Bruner...
Selmore... Christian Center...
Chadwick... Linden...
Boaz...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 800 PM CDT for southwestern
Missouri.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3682 9334 3699 9334 3699 9351 3710 9339
3709 9299 3708 9299 3709 9296 3708 9291
3681 9316
TIME...MOT...LOC 2348Z 235DEG 32KT 3703 9350 3696 9339 3692 9334 3678
9332
TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
$$
Wise3 follow-up statements
237
WWUS53 KSGF 180002
SVSSGF
Severe Weather Statement
National Weather Service Springfield MO
702 PM CDT Wed Mar 17 2021
MOC043-180045-
/O.CON.KSGF.SV.W.0016.000000T0000Z-210318T0045Z/
Christian MO-
702 PM CDT Wed Mar 17 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT
FOR CHRISTIAN COUNTY...
At 701 PM CDT, severe thunderstorms were located along a line
extending from Battlefield to Nixa to near Ozark to 7 miles southeast
of Highlandville, moving northeast at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Trained weather spotters. Trained spotters reported 60 to
70 mph wind gusts in northeastern Stone County with this
line of storms.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Nixa... Ozark...
Clever... Sparta...
Highlandville... Fremont Hills...
Spokane... Oldfield...
Chestnutridge... Bruner...
Selmore... Christian Center...
Chadwick... Linden...
Boaz...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 900 PM CDT for southwestern
Missouri.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3682 9334 3699 9334 3699 9351 3710 9339
3709 9299 3708 9299 3709 9296 3708 9291
3681 9316
TIME...MOT...LOC 0001Z 235DEG 32KT 3709 9338 3702 9327 3698 9322 3684
9320
TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
$$
Wise390
WWUS53 KSGF 180018
SVSSGF
Severe Weather Statement
National Weather Service Springfield MO
718 PM CDT Wed Mar 17 2021
MOC043-180045-
/O.CON.KSGF.SV.W.0016.000000T0000Z-210318T0045Z/
Christian MO-
718 PM CDT Wed Mar 17 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT
FOR EASTERN CHRISTIAN COUNTY...
At 718 PM CDT, severe thunderstorms were located along a line
extending from Springfield to near Rogersville to near Sparta to 10
miles southeast of Ozark, moving northeast at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Trained weather spotters.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Nixa... Ozark...
Sparta... Fremont Hills...
Christian Center... Oldfield...
Chadwick... Linden...
Bruner... Selmore...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 900 PM CDT for southwestern
Missouri.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3681 9317 3696 9325 3703 9330 3710 9333
3709 9299 3708 9299 3709 9296 3708 9291
3681 9316
TIME...MOT...LOC 0018Z 235DEG 32KT 3716 9326 3709 9315 3705 9310 3691
9308
TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
$$
Wise702
WWUS53 KSGF 180035
SVSSGF
Severe Weather Statement
National Weather Service Springfield MO
735 PM CDT Wed Mar 17 2021
MOC043-180045-
/O.CON.KSGF.SV.W.0016.000000T0000Z-210318T0045Z/
Christian MO-
735 PM CDT Wed Mar 17 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT
FOR NORTHEASTERN CHRISTIAN COUNTY...
At 735 PM CDT, severe thunderstorms were located along a line
extending from Strafford to near Fordland to 8 miles south of Diggins
to 11 miles southeast of Sparta, moving northeast at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Trained weather spotters.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Bruner...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 900 PM CDT for southwestern
Missouri.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3699 9303 3702 9306 3706 9308 3709 9310
3709 9299 3708 9299 3709 9296 3708 9291
3701 9298
TIME...MOT...LOC 0035Z 243DEG 32KT 3724 9311 3716 9298 3706 9289 3691
9290
TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
$$
WiseThe office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 17, 2:19 AM CDT | Flash Flood Watch | SGF | Barton, Benton, Camden, Cedar, Christian, Dade and 23 more | 19 hr |
| Mar 17, 2:20 AM CDT | Special Weather Statement | SGF | Laclede | 25 min |
| Mar 17, 4:22 AM CDT | Special Weather Statement | SGF | Benton | 23 min |
| Mar 17, 5:16 AM CDT | Severe Thunderstorm Warning | SGF | Barton, Cedar, Vernon | 29 min |
| Mar 17, 5:33 AM CDT | Severe Thunderstorm Warning | SGF | Barton, Jasper, Newton | 57 min |
| Mar 17, 7:43 AM CDT | Special Weather Statement | SGF | Dallas | 32 min |
| Mar 17, 10:02 AM CDT | Areal Flood Advisory | SGF | Greene, Webster | 4 hr |
| Mar 17, 3:27 PM CDT | Special Weather Statement | SGF | McDonald | 33 min |
| Mar 17, 3:35 PM CDT | Severe Thunderstorm Warning | SGF | McDonald, Newton | 40 min |
| Mar 17, 4:10 PM CDT | Severe Thunderstorm Warning | SGF | Barry, McDonald, Newton | 50 min |
| Mar 17, 4:30 PM CDT | Special Weather Statement | SGF | McDonald | 30 min |
| Mar 17, 4:40 PM CDT | Severe Thunderstorm Warning | SGF | McDonald, Newton | 50 min |
| Mar 17, 4:53 PM CDT | Severe Thunderstorm Warning | SGF | Barry, Jasper, Lawrence, Newton | 52 min |
| Mar 17, 4:55 PM CDT | Severe Thunderstorm Warning | SGF | Barry | 50 min |
| Mar 17, 5:10 PM CDT | Flash Flood Warning | SGF | McDonald, Newton | 4 hr |
| Mar 17, 5:10 PM CDT | Severe Thunderstorm Warning | SGF | Barry, McDonald, Newton | 35 min |
| Mar 17, 5:12 PM CDT | Tornado Warning | SGF | Barry | 33 min |
| Mar 17, 5:32 PM CDT | Severe Thunderstorm Warning | SGF | Barry, Lawrence | 43 min |
| Mar 17, 5:33 PM CDT | Severe Thunderstorm Warning | SGF | Barry, Stone | 57 min |
| Mar 17, 5:33 PM CDT | Tornado Warning | SGF | Barry, Lawrence | 27 min |
| Mar 17, 5:38 PM CDT | Tornado Warning | SGF | Barry | 37 min |
| Mar 17, 5:55 PM CDT | Flash Flood Warning | SGF | Barry, Lawrence, Newton | 4 hr |
| Mar 17, 6:01 PM CDT | Severe Thunderstorm Warning | SGF | Christian, Dade, Greene, Lawrence | 44 min |
| Mar 17, 6:13 PM CDT | Tornado Warning | SGF | Barry, Stone | 17 min |
| Mar 17, 6:20 PM CDT | Tornado Warning | SGF | Barry, Stone | 25 min |
| Mar 17, 6:25 PM CDT | Severe Thunderstorm Warning | SGF | Christian, Stone | 50 min |
| Mar 17, 6:37 PM CDT | Tornado Warning | SGF | Stone | 23 min |
| Mar 17, 6:39 PM CDT | Special Weather Statement | SGF | Greene | 51 min |
| Mar 17, 6:50 PM CDT | Flash Flood Warning | SGF | Barry, Jasper, Lawrence, Stone | 4 hr |
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.