Alert archive / Missouri / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 2, NWS Springfield, MO
NWS Springfield, MO issued this severe thunderstorm warning at Feb 27, 2011, 9:42 PM CST for Barton County, Vernon County, Missouri; Crawford County, Kansas. It was in force for 47 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
- Feb 27, 2011, 9:42 PM CST (03:42 UTC)
- Expired
- Feb 27, 2011, 10:29 PM CST
- In force
- 47 min
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Crawford County, KS, Barton County, MO, Vernon County, MO
The radar
The Springfield radar (KSGF), 107 km from the middle of the area, began a volume at 03:45 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 |
|---|---|---|---|
| Feb 27, 9:55 PM CST | HAIL 1 | 2 W Mindenmines, KS | QUARTER SIZE HAIL REPORTED BY EMERGENCY MANAGEMENT NEAR US 160 AND MISSOURI - KANSAS BORDER. |
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 |
|---|---|---|---|
| Feb 27, 7:24 PM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 3.7 hours before the alert went out and 93 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
- 626 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 1011 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 369 m²/s²
- 0-3 km storm-relative helicity
- 472 m²/s²
- Significant tornado parameter
- 1.5
- Supercell composite
- 7.4
The text
As transmitted, in the capitals the NWS used until 2016.
350
WUUS53 KSGF 280342
SVRSGF
KSC037-MOC011-217-280445-
/O.NEW.KSGF.SV.W.0002.110228T0342Z-110228T0445Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
942 PM CST SUN FEB 27 2011
THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
BARTON COUNTY IN SOUTHWEST MISSOURI...
EASTERN CRAWFORD COUNTY IN SOUTHEAST KANSAS...
SOUTHERN VERNON COUNTY IN WEST CENTRAL MISSOURI...
* UNTIL 1045 PM CST.
* AT 940 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 4 MILES NORTHWEST
OF MILFORD TO CHICOPEE...MOVING EAST AT 40 MPH. THESE STORMS ARE
CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN
EXCESS OF 60 MPH.
* LOCATIONS IMPACTED INCLUDE ARCADIA...ARMA...CHEROKEE...ENGLEVALE...
FRONTENAC...GOLDEN CITY...LAMAR...LIBERAL...MINDENMINES...
MULBERRY...PITTSBURG...SHELDON AND VERDELLA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THESE ARE DANGEROUS STORMS CAPABLE OF PRODUCING LARGE HAIL AND
DAMAGING WINDS...IF YOU ARE IN THEIR PATH SEEK SHELTER INDOORS AND
STAY AWAY FROM WINDOWS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST MONDAY MORNING FOR
SOUTHEAST KANSAS AND SOUTHERN MISSOURI.
&&
LAT...LON 3734 9502 3767 9464 3779 9408 3735 9409
3736 9461 3734 9462
TIME...MOT...LOC 0343Z 271DEG 35KT 3763 9416 3739 9472
WIND...HAIL 60MPH 1.00IN
$$
SCHAUMANN3 follow-up statements
198
WWUS53 KSGF 280406
SVSSGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1006 PM CST SUN FEB 27 2011
KSC037-280415-
/O.CAN.KSGF.SV.W.0002.000000T0000Z-110228T0445Z/
CRAWFORD KS-
1006 PM CST SUN FEB 27 2011
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN CRAWFORD COUNTY IS
CANCELLED...
THE SEVERE THUNDERSTORMS THAT PROMPTED THE WARNING HAVE SHIFTED INTO
WESTERN BARTON AND SOUTHEASTERN VERNON COUNTIES.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST MONDAY MORNING FOR
SOUTHEAST KANSAS AND SOUTHERN MISSOURI.
&&
LAT...LON 3771 9444 3779 9408 3736 9409 3735 9410
3736 9462 3739 9462
TIME...MOT...LOC 0405Z 271DEG 35KT 3760 9403 3738 9434
$$
MOC011-217-280445-
/O.CON.KSGF.SV.W.0002.000000T0000Z-110228T0445Z/
BARTON MO-VERNON MO-
1006 PM CST SUN FEB 27 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM CST
FOR SOUTHEASTERN VERNON AND BARTON COUNTIES...
AT 1000 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 4 MILES
EAST OF MILFORD TO 5 MILES EAST OF NASHVILLE...MOVING EAST AT 40 MPH.
THESE STORMS ARE CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.
LOCATIONS IMPACTED INCLUDE BOSTON...GOLDEN CITY...IANTHA...IRWIN...
KENOMA...LAMAR HEIGHTS...LAMAR...LIBERAL...MILFORD...MONTEVALLO...
NASHVILLE...OAKTON...SHELDON AND VERDELLA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEEK SHELTER INDOORS AND STAY AWAY FROM WINDOWS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST MONDAY MORNING FOR
SOUTHEAST KANSAS AND SOUTHERN MISSOURI.
&&
LAT...LON 3771 9444 3779 9408 3736 9409 3735 9410
3736 9462 3739 9462
TIME...MOT...LOC 0405Z 271DEG 35KT 3760 9403 3738 9434
WIND...HAIL 60MPH 1.00IN
$$
SCHAUMANN818 WWUS53 KSGF 280420 SVSSGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD MO 1020 PM CST SUN FEB 27 2011 MOC217-280429- /O.CAN.KSGF.SV.W.0002.000000T0000Z-110228T0445Z/ VERNON MO- 1020 PM CST SUN FEB 27 2011 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN VERNON COUNTY IS CANCELLED... THE THREAT FOR SEVERE STORMS HAS SHIFTED SOUTH INTO EASTERN BARTON COUNTY. A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST MONDAY MORNING FOR SOUTHEAST KANSAS AND SOUTHERN MISSOURI. && LAT...LON 3736 9453 3764 9409 3736 9409 3735 9410 TIME...MOT...LOC 0419Z 271DEG 35KT 3751 9402 3736 9421 $$ MOC011-280445- /O.CON.KSGF.SV.W.0002.000000T0000Z-110228T0445Z/ BARTON MO- 1020 PM CST SUN FEB 27 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM CST FOR SOUTHEASTERN BARTON COUNTY... AT 1015 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 7 MILES SOUTHEAST OF MILFORD TO 4 MILES SOUTH OF BOSTON...MOVING EAST AT 40 MPH. THESE STORMS ARE CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. LOCATIONS IMPACTED INCLUDE BOSTON...GOLDEN CITY...KENOMA...LAMAR HEIGHTS...LAMAR...MILFORD...NASHVILLE AND OAKTON. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEEK SHELTER INDOORS AND STAY AWAY FROM WINDOWS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST MONDAY MORNING FOR SOUTHEAST KANSAS AND SOUTHERN MISSOURI. && LAT...LON 3736 9453 3764 9409 3736 9409 3735 9410 TIME...MOT...LOC 0419Z 271DEG 35KT 3751 9402 3736 9421 WIND...HAIL 60MPH 1.00IN $$ SCHAUMANN
178 WWUS53 KSGF 280429 SVSSGF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD MO 1029 PM CST SUN FEB 27 2011 MOC011-280439- /O.CAN.KSGF.SV.W.0002.000000T0000Z-110228T0445Z/ BARTON MO- 1029 PM CST SUN FEB 27 2011 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BARTON COUNTY IS CANCELLED... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE SEVERE THUNDERSTORMS THAT PROMPTED THE WARNING HAD WEAKENED AND WERE NO LONGER SEVERE...THUS THE WARNING HAS BEEN CANCELLED. A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST MONDAY MORNING FOR SOUTHEAST KANSAS AND SOUTHERN MISSOURI. LAT...LON 3736 9453 3764 9409 3736 9409 3735 9410 TIME...MOT...LOC 0429Z 271DEG 35KT 3750 9390 3736 9409 $$ SCHAUMANN
The office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 27, 8:39 PM CST | Tornado Warning | SGF | Barton, Jasper | 51 min |
| Feb 27, 9:14 PM CST | Tornado Warning | SGF | Barton, Cedar, Dade | 46 min |
| Feb 27, 9:19 PM CST | Tornado Warning | SGF | Miller, Morgan | 26 min |
| Feb 27, 9:36 PM CST | Severe Thunderstorm Warning | SGF | Camden, Maries, Miller, Pulaski | 39 min |
| Feb 27, 9:44 PM CST | Tornado Warning | SGF | Polk | 46 min |
| Feb 27, 9:54 PM CST | Severe Thunderstorm Warning | SGF | Cedar, Dade | 51 min |
| Feb 27, 10:03 PM CST | Severe Thunderstorm Warning | SGF | Jasper, Newton | 42 min |
| Feb 27, 10:07 PM CST | Tornado Warning | SGF | Dallas, Laclede, Polk | 38 min |
| Feb 27, 10:15 PM CST | Severe Thunderstorm Warning | SGF | Hickory, Polk | 45 min |
| Feb 27, 10:35 PM CST | Severe Thunderstorm Warning | SGF | Dade, Lawrence | 38 min |
| Feb 27, 10:38 PM CST | Severe Thunderstorm Warning | SGF | Camden, Dallas, Hickory, Laclede | 52 min |
| Feb 27, 10:39 PM CST | Tornado Warning | SGF | Camden, Laclede, Phelps, Pulaski, Texas | 51 min |
| Feb 27, 10:59 PM CST | Severe Thunderstorm Warning | SGF | Greene | 17 min |
| Feb 27, 11:15 PM CST | Severe Thunderstorm Warning | SGF | Camden, Laclede, Maries, Miller, Phelps, Pulaski and 3 more | 45 min |
| Feb 27, 11:31 PM CST | Tornado Warning | SGF | Dent, Phelps | 17 min |
| Feb 27, 11:45 PM CST | Severe Thunderstorm Warning | SGF | Dent, Phelps, Shannon, Texas | 45 min |
| Feb 28, 2:25 PM CST | River Flood Warning | SGF | Vernon | 40 hr |
| Feb 27, 8:05 PM CST | Tornado Warning | SGF | Cherokee, Crawford | 40 min |
| Feb 27, 9:33 PM CST | Tornado Warning | SGF | Cherokee | 42 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2011Severe Thunderstorm Warnings in Kansas, 2011Every severe thunderstorm warning in 2011
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.