Alert archive / Missouri / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 56, NWS Springfield, MO
NWS Springfield, MO issued this severe thunderstorm warning at Mar 20, 2012, 12:09 AM CDT for 4 counties in Missouri. It was in force for 41 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
- Mar 20, 2012, 12:09 AM CDT (05:09 UTC)
- Expired
- Mar 20, 2012, 12:50 AM CDT
- In force
- 41 min
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Hail
- 0.5 in
- Wind
- 60.0 mph
Counties Christian County, MO, Douglas County, MO, Greene County, MO, Webster County, MO
The radar
The Springfield radar (KSGF), 48 km from the middle of the area, began a volume at 05:11 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 20, 12:10 AM CDT | TSTM WND GST 55 | Rogersville, MO | REPORTS OF 50 TO 55 MPH GUSTS. |
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 19, 10:35 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 5.2 hours before the alert went out and 83 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
- 173 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 1207 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 221 m²/s²
- 0-3 km storm-relative helicity
- 369 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 3.0
The text
As transmitted, in the capitals the NWS used until 2016.
567 WUUS53 KSGF 200509 SVRSGF MOC043-067-077-225-200600- /O.NEW.KSGF.SV.W.0056.120320T0509Z-120320T0600Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SPRINGFIELD MO 1209 AM CDT TUE MAR 20 2012 THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN CHRISTIAN COUNTY IN SOUTHWEST MISSOURI... SOUTHEASTERN GREENE COUNTY IN SOUTHWEST MISSOURI... SOUTHERN WEBSTER COUNTY IN SOUTHWEST MISSOURI... WESTERN DOUGLAS COUNTY IN SOUTHWEST MISSOURI... * UNTIL 100 AM CDT. * AT 1207 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM TURNERS TO 3 MILES SOUTHWEST OF GARRISON...MOVING EAST AT 35 MPH. THESE STORMS ARE CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. * LOCATIONS IMPACTED INCLUDE BRUNER...CHADWICK...CHRISTIAN CENTER... DIGGINS...DOGWOOD...DUNCAN...EASTERN SPRINGFIELD...ELKHEAD... FORDLAND...GARRISON...GOODHOPE...KELTNER...LINDEN...OLDFIELD... ROGERSVILLE...ROME...SEYMOUR...SPARTA AND TURNERS. PRECAUTIONARY/PREPAREDNESS ACTIONS... THESE ARE DANGEROUS STORMS CAPABLE OF PRODUCING DAMAGING WINDS...IF YOU ARE IN THEIR PATH SEEK SHELTER INDOORS AND STAY AWAY FROM WINDOWS. && LAT...LON 3729 9269 3681 9268 3681 9315 3724 9324 TIME...MOT...LOC 0510Z 270DEG 31KT 3720 9311 3681 9303 WIND...HAIL 60MPH <.50IN $$ SCHAUMANN
3 follow-up statements
303
WWUS53 KSGF 200524
SVSSGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1224 AM CDT TUE MAR 20 2012
MOC077-200533-
/O.CAN.KSGF.SV.W.0056.000000T0000Z-120320T0600Z/
GREENE MO-
1224 AM CDT TUE MAR 20 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN GREENE COUNTY IS
CANCELLED...
THE IMMEDIATE THREAT FOR SEVERE THUNDERSTORMS HAS SHIFTED OUT OF THE
AREA.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 500 AM CDT
TUESDAY MORNING FOR SOUTHERN MISSOURI.
&&
LAT...LON 3716 9307 3725 9306 3729 9269 3681 9268
3681 9304
TIME...MOT...LOC 0523Z 270DEG 31KT 3720 9297 3681 9289
$$
MOC043-067-225-200600-
/O.CON.KSGF.SV.W.0056.000000T0000Z-120320T0600Z/
CHRISTIAN MO-DOUGLAS MO-WEBSTER MO-
1224 AM CDT TUE MAR 20 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 AM CDT
FOR SOUTHERN WEBSTER...WESTERN DOUGLAS AND EASTERN CHRISTIAN
COUNTIES...
AT 1221 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 4 MILES
NORTHWEST OF FORDLAND TO 6 MILES EAST OF GARRISON...MOVING EAST AT 35
MPH. THESE STORMS ARE CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
OF 60 MPH.
LOCATIONS IMPACTED INCLUDE BRUNER...DIGGINS...DOGWOOD...DUNCAN...
ELKHEAD...FORDLAND...GARRISON...GOODHOPE...KELTNER...OLDFIELD...
ROGERSVILLE...ROME AND SEYMOUR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THESE ARE DANGEROUS STORMS CAPABLE OF PRODUCING DAMAGING WINDS...IF
YOU ARE IN THEIR PATH SEEK SHELTER INDOORS AND STAY AWAY FROM
WINDOWS.
&&
LAT...LON 3716 9307 3725 9306 3729 9269 3681 9268
3681 9304
TIME...MOT...LOC 0523Z 270DEG 31KT 3720 9297 3681 9289
WIND...HAIL 60MPH <.50IN
$$
SCHAUMANN596
WWUS53 KSGF 200537
SVSSGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1237 AM CDT TUE MAR 20 2012
MOC043-200547-
/O.CAN.KSGF.SV.W.0056.000000T0000Z-120320T0600Z/
CHRISTIAN MO-
1237 AM CDT TUE MAR 20 2012
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN CHRISTIAN COUNTY IS
CANCELLED...
THE IMMEDIATE THREAT FOR SEVERE THUNDERSTORMS HAS SHIFTED OUT OF THE
AREA.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 500 AM CDT
TUESDAY MORNING FOR SOUTHERN MISSOURI.
&&
LAT...LON 3681 9290 3708 9290 3709 9292 3725 9302
3729 9269 3681 9268
TIME...MOT...LOC 0537Z 270DEG 31KT 3720 9282 3681 9274
$$
MOC067-225-200600-
/O.CON.KSGF.SV.W.0056.000000T0000Z-120320T0600Z/
DOUGLAS MO-WEBSTER MO-
1237 AM CDT TUE MAR 20 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 AM CDT
FOR SOUTHERN WEBSTER AND WESTERN DOUGLAS COUNTIES...
AT 1234 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM DIGGINS TO
ROME...MOVING EAST AT 35 MPH. THESE STORMS ARE CAPABLE OF PRODUCING
DAMAGING WINDS IN EXCESS OF 60 MPH.
LOCATIONS IMPACTED INCLUDE DIGGINS...DOGWOOD...DUNCAN...FORDLAND...
GOODHOPE...ROME AND SEYMOUR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THESE ARE DANGEROUS STORMS CAPABLE OF PRODUCING DAMAGING WINDS...IF
YOU ARE IN THEIR PATH SEEK SHELTER INDOORS AND STAY AWAY FROM
WINDOWS.
&&
LAT...LON 3681 9290 3708 9290 3709 9292 3725 9302
3729 9269 3681 9268
TIME...MOT...LOC 0537Z 270DEG 31KT 3720 9282 3681 9274
WIND...HAIL 60MPH <.50IN
$$
SCHAUMANN636
WWUS53 KSGF 200550
SVSSGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1250 AM CDT TUE MAR 20 2012
MOC067-225-200600-
/O.CAN.KSGF.SV.W.0056.000000T0000Z-120320T0600Z/
DOUGLAS MO-WEBSTER MO-
1250 AM CDT TUE MAR 20 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN WEBSTER AND WESTERN
DOUGLAS COUNTIES IS CANCELLED...
NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE SEVERE
THUNDERSTORMS THAT PROMPTED THE WARNING HAD WEAKENED AND WERE NO
LONGER SEVERE...THUS THE WARNING HAS BEEN CANCELLED.
HOWEVER...WIND GUSTS TO 40 MPH WILL REMAIN POSSIBLE THROUGH 1 AM.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 500 AM CDT
TUESDAY MORNING FOR SOUTHERN MISSOURI.
LAT...LON 3681 9290 3708 9290 3709 9292 3725 9302
3729 9269 3681 9268
TIME...MOT...LOC 0550Z 270DEG 31KT 3720 9268 3681 9260
$$
SCHAUMANNThe office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 19, 7:21 PM CDT | Areal Flood Warning | SGF | Jasper, McDonald, Newton | 12 hr |
| Mar 19, 9:16 PM CDT | Areal Flood Warning | SGF | Barton, Vernon | 10 hr |
| Mar 19, 9:21 PM CDT | River Flood Warning | SGF | Bates, Vernon | 9 days |
| Mar 19, 10:46 PM CDT | Special Weather Statement | SGF | Barry | 44 min |
| Mar 19, 11:21 PM CDT | Special Weather Statement | SGF | Stone | 24 min |
| Mar 19, 11:50 PM CDT | Special Weather Statement | SGF | Taney | 40 min |
| Mar 20, 6:52 AM CDT | Areal Flood Warning | SGF | Barton, Jasper, McDonald, Newton, Vernon | 6 hr |
| Mar 20, 8:55 AM CDT | River Flood Warning | SGF | McDonald | 64 hr |
| Mar 20, 10:03 AM CDT | River Flood Warning | SGF | Stone | 63 hr |
| Mar 20, 1:01 PM CDT | Areal Flood Warning | SGF | McDonald, Newton | 22 hr |
| Mar 20, 4:48 PM CDT | Areal Flood Warning | SGF | Barton, Jasper, Vernon | 18 hr |
| Mar 20, 6:08 PM CDT | Special Weather Statement | SGF | Ozark | 37 min |
| Mar 20, 6:13 PM CDT | Severe Thunderstorm Warning | SGF | Ozark | 31 min |
| Mar 20, 6:27 PM CDT | Severe Thunderstorm Warning | SGF | Douglas | 35 min |
| Mar 20, 6:44 PM CDT | Tornado Warning | SGF | Douglas | 18 min |
| Mar 20, 6:51 PM CDT | Severe Thunderstorm Warning | SGF | Wright | 39 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2012Every severe thunderstorm warning in 2012
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.