Alert archive / Missouri / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 131, NWS Springfield, MO
NWS Springfield, MO issued this severe thunderstorm warning at Sep 20, 2021, 11:42 PM CDT for McDonald County, Missouri. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 20, 2021, 11:42 PM CDT (04:42 UTC)
- Expired
- Sep 21, 2021, 12:30 AM CDT
- In force
- 48 min
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
County McDonald County, MO
The radar
The Springfield radar (KSGF), 113 km from the middle of the area, began a volume at 04:44 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.
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 4.7 hours before the alert went out and 63 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
- 842 J/kg
- Mixed-layer CIN
- -128 J/kg
- Mixed-layer LCL
- 1973 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 205 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted.
942
WUUS53 KSGF 210442
SVRSGF
MOC119-210530-
/O.NEW.KSGF.SV.W.0131.210921T0442Z-210921T0530Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Springfield MO
1142 PM CDT Mon Sep 20 2021
The National Weather Service in Springfield has issued a
* Severe Thunderstorm Warning for...
McDonald County in southwestern Missouri...
* Until 1230 AM CDT.
* At 1142 PM CDT, a severe thunderstorm was located near Pineville,
moving southeast at 20 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Big Sugar Creek State Park... Anderson...
Noel... Dodge...
Goodman... South West City...
Pineville... Lanagan...
Cayuga... Powell...
Rocky Comfort...
This includes Interstate 49 between mile markers 1 and 14.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3664 9462 3676 9452 3675 9407 3652 9408
3651 9462
TIME...MOT...LOC 0442Z 310DEG 17KT 3664 9437
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Lindenberg2 follow-up statements
374
WWUS53 KSGF 210509
SVSSGF
Severe Weather Statement
National Weather Service Springfield MO
1209 AM CDT Tue Sep 21 2021
MOC119-210530-
/O.CON.KSGF.SV.W.0131.000000T0000Z-210921T0530Z/
McDonald MO-
1209 AM CDT Tue Sep 21 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 AM CDT
FOR MCDONALD COUNTY...
At 1208 AM CDT, a severe thunderstorm was located near Bella Vista,
moving southeast at 20 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Big Sugar Creek State Park... Anderson...
Noel... Dodge...
South West City... Pineville...
Lanagan... Powell...
This includes Interstate 49 between mile markers 1 and 7.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3659 9462 3669 9430 3675 9407 3652 9408
3651 9462
TIME...MOT...LOC 0508Z 310DEG 17KT 3656 9425
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Lindenberg996
WWUS53 KSGF 210522
SVSSGF
Severe Weather Statement
National Weather Service Springfield MO
1222 AM CDT Tue Sep 21 2021
MOC119-210532-
/O.EXP.KSGF.SV.W.0131.000000T0000Z-210921T0530Z/
McDonald MO-
1222 AM CDT Tue Sep 21 2021
...THE SEVERE THUNDERSTORM WARNING FOR MCDONALD COUNTY WILL EXPIRE AT
1230 AM CDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.
LAT...LON 3659 9462 3669 9430 3675 9407 3652 9408
3651 9462
TIME...MOT...LOC 0522Z 310DEG 17KT 3652 9419
$$
WiseThe office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 20, 10:01 PM CDT | Special Weather Statement | SGF | Jasper, Newton | 59 min |
| Sep 20, 10:55 PM CDT | Special Weather Statement | SGF | Barry, Lawrence, McDonald, Newton | 65 min |
| Sep 20, 11:06 PM CDT | Severe Thunderstorm Warning | SGF | McDonald, Newton | 39 min |
| Sep 20, 11:18 PM CDT | Special Weather Statement | SGF | Greene | 42 min |
| Sep 20, 11:44 PM CDT | Special Weather Statement | SGF | Barry, Christian, Stone | 31 min |
| Sep 21, 12:18 AM CDT | Special Weather Statement | SGF | Christian, Webster | 42 min |
| Sep 21, 12:31 AM CDT | Severe Thunderstorm Warning | SGF | Webster | 33 min |
| Sep 21, 12:46 AM CDT | Severe Thunderstorm Warning | SGF | Douglas, Wright | 47 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.