Alert archive / Missouri / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 80, NWS Springfield, MO
NWS Springfield, MO issued this severe thunderstorm warning at Jun 11, 2021, 7:04 PM CDT for Greene County, Webster County, Missouri. It was in force for 56 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
- Jun 11, 2021, 7:04 PM CDT (00:04 UTC)
- Expired
- Jun 11, 2021, 8:00 PM CDT
- In force
- 56 min
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 70.0 mph
Counties Greene County, MO, Webster County, MO
The radar
The Springfield radar (KSGF), 26 km from the middle of the area, began a volume at 00:05 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 |
|---|---|---|---|
| Jun 11, 7:35 PM CDT | TSTM WND DMG | 1 Ene Ebenezer, MO | HEAVY WINDS BLOWING YOUNGER 1-2 FT TREES OVER, AND MOVING GARAGE DOOR IN THE TRACK. |
| Jun 11, 7:35 PM CDT | TSTM WND DMG | 3 W Springfield, MO | TREE UPROOTED BY THE GUST FRONT ON FARM ROAD 146 NEAR WILSONS CREEK. TIME BASED ON RADAR. |
| Jun 11, 8:00 PM CDT | TSTM WND DMG | Seymour, MO | 2 INCH LIMBS DOWN IN SEYMOUR JUST SOUTH OF MCDONALDS. TIME BASED ON RADAR. |
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 |
|---|---|---|---|
| Jun 11, 3:54 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 0.1 hours before the alert went out and 73 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
- 2670 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 1310 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- -54 m²/s²
- 0-3 km storm-relative helicity
- -83 m²/s²
- Significant tornado parameter
- -1.0
- Supercell composite
- -10.3
The text
As transmitted.
929
WUUS53 KSGF 120004
SVRSGF
MOC077-225-120100-
/O.NEW.KSGF.SV.W.0080.210612T0004Z-210612T0100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Springfield MO
704 PM CDT Fri Jun 11 2021
The National Weather Service in Springfield has issued a
* Severe Thunderstorm Warning for...
Webster County in southwestern Missouri...
Greene County in southwestern Missouri...
* Until 800 PM CDT.
* At 703 PM CDT, severe thunderstorms were located along a line
extending from near Walnut Grove to Charity, moving south at 35
mph.
HAZARD...70 mph wind gusts and half dollar 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...
Springfield... Republic...
Marshfield... Battlefield...
Willard... Rogersville...
Strafford... Seymour...
Ash Grove... Fair Grove...
Fordland... Walnut Grove...
Niangua... Brookline...
Diggins... Elkland...
Glidewell... Turners...
Bois D'arc... Cave Springs...
This includes Interstate 44 between mile markers 59 and 109.
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 these storms. 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.
&&
LAT...LON 3708 9290 3709 9296 3710 9360 3728 9361
3728 9363 3742 9362 3742 9308 3749 9306
3748 9269 3727 9270 3707 9268 3707 9290
TIME...MOT...LOC 0003Z 356DEG 31KT 3741 9362 3751 9300
HAIL...1.25IN
WIND...70MPH
$$
Cramer1 follow-up statement
942
WWUS53 KSGF 120105
SVSSGF
Severe Weather Statement
National Weather Service Springfield MO
805 PM CDT Fri Jun 11 2021
MOC077-225-120115-
/O.EXP.KSGF.SV.W.0080.000000T0000Z-210612T0100Z/
Webster MO-Greene MO-
805 PM CDT Fri Jun 11 2021
...THE SEVERE THUNDERSTORM WARNING FOR WEBSTER AND GREENE COUNTIES
HAS EXPIRED...
The storms which prompted the warning have moved out of the area.
Therefore, the warning has been allowed to expire. However heavy
rain is still possible with these thunderstorms.
A Severe Thunderstorm Watch remains in effect until 1000 PM CDT for
southwestern Missouri.
LAT...LON 3708 9290 3709 9296 3710 9360 3728 9361
3728 9363 3742 9362 3742 9308 3749 9306
3748 9269 3727 9270 3707 9268 3707 9290
TIME...MOT...LOC 0105Z 356DEG 31KT 3689 9357 3699 9296
$$
CramerThe office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 7:41 PM CDT | Severe Thunderstorm Warning | SGF | Christian, Douglas, Stone | 49 min |
| Jun 11, 7:43 PM CDT | Severe Thunderstorm Warning | SGF | Jasper | 62 min |
| Jun 11, 7:55 PM CDT | Flash Flood Warning | SGF | Greene, Webster | 6 hr |
| Jun 11, 8:13 PM CDT | Flash Flood Warning | SGF | Christian, Douglas | 6 hr |
| Jun 11, 8:26 PM CDT | Severe Thunderstorm Warning | SGF | Newton | 35 min |
| Jun 11, 8:33 PM CDT | Severe Thunderstorm Warning | SGF | Douglas, Ozark, Taney | 42 min |
| Jun 11, 8:39 PM CDT | Flash Flood Warning | SGF | Douglas, Ozark, Taney | 6 hr |
| Jun 11, 8:53 PM CDT | Severe Thunderstorm Warning | SGF | Ozark | 37 min |
| Jun 11, 11:10 PM CDT | High Wind Warning | SGF | Christian, Stone, Taney | 79 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.