Alert archive / Missouri / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 118, NWS Springfield, MO
NWS Springfield, MO issued this severe thunderstorm warning at Jul 31, 2021, 8:06 PM CDT for 4 counties in Missouri. It was in force for 25 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
- Jul 31, 2021, 8:06 PM CDT (01:06 UTC)
- Expired
- Jul 31, 2021, 8:31 PM CDT
- In force
- 25 min
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Christian County, MO, Douglas County, MO, Greene County, MO, Webster County, MO
The radar
The Springfield radar (KSGF), 46 km from the middle of the area, began a volume at 01:09 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 |
|---|---|---|---|
| Jul 31, 8:18 PM CDT | TSTM WND DMG | 3 N Garrison, MO | TREE LIMBS DOWN ON HIGHWAY 125 BETWEEN CHADWICK AND GARRISON. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 1.1 hours before the alert went out and 76 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
- 2653 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 1449 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 71 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
170
WUUS53 KSGF 010106
SVRSGF
MOC043-067-077-225-010145-
/O.NEW.KSGF.SV.W.0118.210801T0106Z-210801T0145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Springfield MO
806 PM CDT Sat Jul 31 2021
The National Weather Service in Springfield has issued a
* Severe Thunderstorm Warning for...
Southern Webster County in southwestern Missouri...
Western Douglas County in southwestern Missouri...
Eastern Christian County in southwestern Missouri...
Southeastern Greene County in southwestern Missouri...
* Until 845 PM CDT.
* At 804 PM CDT, severe thunderstorms were located along a line
extending from near Strafford to near Highlandville, moving
southeast at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Public. Reports of tree limbs down via social media.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Ozark... Rogersville...
Strafford... Seymour...
Sparta... Fordland...
Diggins... Oldfield...
Turners... Elkhead...
Bruner... Selmore...
Keltner... Christian Center...
Garrison... Chadwick...
Linden... Goodhope...
Dogwood...
This includes Interstate 44 between mile markers 87 and 92.
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 3688 9327 3729 9312 3725 9268 3720 9268
3681 9282 3681 9285
TIME...MOT...LOC 0104Z 295DEG 26KT 3720 9308 3694 9321
HAIL...<.75IN
WIND...60MPH
$$
DSA2 follow-up statements
078
WWUS53 KSGF 010122
SVSSGF
Severe Weather Statement
National Weather Service Springfield MO
822 PM CDT Sat Jul 31 2021
MOC077-010132-
/O.CAN.KSGF.SV.W.0118.000000T0000Z-210801T0145Z/
Greene MO-
822 PM CDT Sat Jul 31 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN GREENE COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
LAT...LON 3685 9312 3726 9292 3725 9268 3720 9268
3681 9282 3681 9285
TIME...MOT...LOC 0122Z 295DEG 26KT 3715 9296 3689 9309
$$
MOC043-067-225-010145-
/O.CON.KSGF.SV.W.0118.000000T0000Z-210801T0145Z/
Webster MO-Douglas MO-Christian MO-
822 PM CDT Sat Jul 31 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR SOUTHEASTERN WEBSTER...WESTERN DOUGLAS AND EASTERN CHRISTIAN
COUNTIES...
At 822 PM CDT, severe thunderstorms were located along a line
extending from Fordland to 7 miles south of Sparta, moving southeast
at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Seymour... Fordland...
Diggins... Oldfield...
Garrison... Chadwick...
Elkhead... Goodhope...
Bruner... Keltner...
Dogwood...
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 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 3685 9312 3726 9292 3725 9268 3720 9268
3681 9282 3681 9285
TIME...MOT...LOC 0122Z 295DEG 26KT 3715 9296 3689 9309
HAIL...<.75IN
WIND...60MPH
$$
DSA558
WWUS53 KSGF 010131
SVSSGF
Severe Weather Statement
National Weather Service Springfield MO
831 PM CDT Sat Jul 31 2021
MOC043-067-225-010141-
/O.CAN.KSGF.SV.W.0118.000000T0000Z-210801T0145Z/
Webster MO-Douglas MO-Christian MO-
831 PM CDT Sat Jul 31 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN WEBSTER...WESTERN
DOUGLAS AND EASTERN CHRISTIAN COUNTIES IS CANCELLED...
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning has been cancelled.
LAT...LON 3685 9312 3726 9292 3725 9268 3720 9268
3681 9282 3681 9285
TIME...MOT...LOC 0128Z 295DEG 26KT 3713 9291 3687 9304
$$
DSAThe office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 7:40 PM CDT | Special Weather Statement | SGF | Shannon | 50 min |
| Jul 31, 7:51 PM CDT | Special Weather Statement | SGF | Jasper, Newton | 39 min |
| Jul 31, 7:58 PM CDT | Special Weather Statement | SGF | Christian | 47 min |
| Jul 31, 8:28 PM CDT | Special Weather Statement | SGF | Douglas, Howell, Ozark | 47 min |
| Jul 31, 8:30 PM CDT | Severe Thunderstorm Warning | SGF | Barton, Dade | 45 min |
| Jul 31, 8:37 PM CDT | Severe Thunderstorm Warning | SGF | Douglas, Howell, Oregon, Ozark, Taney | 38 min |
| Jul 31, 9:05 PM CDT | Severe Thunderstorm Warning | SGF | Douglas, Howell, Ozark | 40 min |
| Aug 1, 2:14 AM CDT | Areal Flood Advisory | SGF | Christian, Greene, Lawrence | 6 hr |
| Aug 1, 4:42 AM CDT | Areal Flood Advisory | SGF | Howell, Ozark | 6 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.