Alert archive / Missouri / Tornado Warnings in 2017

Tornado Warning 52, NWS Springfield, MO

May 27, 2017Howell County, Oregon County, Shannon County, Missouri

NWS Springfield, MO issued this tornado warning at May 27, 2017, 7:48 PM CDT for Howell County, Oregon County, Shannon County, Missouri. It was in force for 27 min. 4 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
May 27, 2017, 7:48 PM CDT (00:48 UTC)
Expired
May 27, 2017, 8:15 PM CDT
In force
27 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Howell County, MO, Oregon County, MO, Shannon County, MO

The radar

The Springfield radar (KSGF), 138 km from the middle of the area, began a volume at 00:51 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

TimeReportWhereRemark
May 27, 8:03 PM CDTTSTM WND DMGMountain View, MOPUBLIC REPORTED LARGE TREE DOWN IN MOUNTAIN GROVE DUE TO WIND JUST AFTER 8PM. RADAR TIME ESTIMATE.
May 27, 8:03 PM CDTTSTM WND DMGMountain View, MOPUBLIC REPORTED LARGE TREE DOWN IN MOUNTAIN VIEW DUE TO WIND JUST AFTER 8PM. RADAR TIME ESTIMATE.
May 27, 8:05 PM CDTTSTM WND GST 50Mountain View, MO50 MPH GUST DURING THUNDERSTORM AT MESONET STATION MRWM7, MOUNTAIN VIEW.
May 27, 8:10 PM CDTHAIL 14 Ene West Plains, MOMPING REPORT OF QUARTER SIZE HAIL NORTHEAST OF WEST PLAINS.

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.

IssuedProductOfficeLasted
May 27, 7:01 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Little Rock, AR (KBYH), launched 00:00Z, 0.8 hours before the alert went out and 290 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.

Skew-T log-pSkew-T log-p diagram, Little Rock, AR at 00:00Z on 2017-05-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3385 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 00:00Z on 2017-05-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
3385 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
1096 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
157 m²/s²
Significant tornado parameter
2.5
Supercell composite
15.1

Open this sounding in Storm Lab

The text

As transmitted.

762 
WFUS53 KSGF 280048
TORSGF
MOC091-149-203-280115-
/O.NEW.KSGF.TO.W.0052.170528T0048Z-170528T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Springfield MO
748 PM CDT SAT MAY 27 2017

The National Weather Service in Springfield has issued a

* Tornado Warning for...
  Southwestern Shannon County in south central Missouri...
  Northern Howell County in south central Missouri...
  Northwestern Oregon County in south central Missouri...

* Until 815 PM CDT
    
* At 748 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Willow Springs, moving east at 60 mph.

  HAZARD...Tornado. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* Locations impacted include...
  West Plains...                    Mountain View...
  Willow Springs...                 Birch Tree...
  Pomona...                         Montier...
  Peace Valley...                   Rover...
  White Church...                   Teresita...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3683 9210 3697 9210 3703 9208 3700 9149
      3671 9159
TIME...MOT...LOC 0048Z 286DEG 51KT 3691 9201 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

Boxell
2 follow-up statements
385 
WWUS53 KSGF 280106
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
806 PM CDT SAT MAY 27 2017

MOC091-149-203-280115-
/O.CON.KSGF.TO.W.0052.000000T0000Z-170528T0115Z/
Shannon MO-Howell MO-Oregon MO-
806 PM CDT SAT MAY 27 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR
SOUTHWESTERN SHANNON...NORTHEASTERN HOWELL AND NORTHWESTERN OREGON
COUNTIES...
    
At 806 PM CDT, a severe thunderstorm capable of producing a tornado
was located 10 miles south of Mountain View, moving east at 60 mph.

HAZARD...Tornado. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

Locations impacted include...
Mountain View...                  Willow Springs...
Birch Tree...                     Pomona...
Montier...                        Peace Valley...
Rover...                          White Church...
Teresita...                       

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3682 9199 3702 9196 3700 9149 3671 9159
TIME...MOT...LOC 0106Z 286DEG 51KT 3684 9169 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

Burchfield
495 
WWUS53 KSGF 280114
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
814 PM CDT SAT MAY 27 2017

MOC091-149-203-280124-
/O.EXP.KSGF.TO.W.0052.000000T0000Z-170528T0115Z/
Shannon MO-Howell MO-Oregon MO-
814 PM CDT SAT MAY 27 2017

...THE TORNADO WARNING FOR SOUTHWESTERN SHANNON...NORTHEASTERN HOWELL
AND NORTHWESTERN OREGON COUNTIES WILL EXPIRE AT 815 PM CDT...
    
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.

A tornado watch remains in effect until 200 AM CDT for south central
Missouri.

LAT...LON 3682 9199 3702 9196 3700 9149 3671 9159
TIME...MOT...LOC 0114Z 286DEG 51KT 3681 9156 

$$

Burchfield

The office that day

Everything else NWS Springfield, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 27, 7:02 PM CDTSevere Thunderstorm WarningSGFDouglas, Texas, Webster, Wright43 min
May 27, 7:21 PM CDTSevere Thunderstorm WarningSGFDade, Jasper, Lawrence39 min
May 27, 7:25 PM CDTFlash Flood WarningSGFBarry, Christian, Lawrence, McDonald, Newton, Stone and 1 more5 hr
May 27, 7:28 PM CDTSevere Thunderstorm WarningSGFBarry, Christian, Douglas, Lawrence, McDonald, Newton and 2 more62 min
May 27, 7:28 PM CDTTornado WarningSGFDouglas, Howell32 min
May 27, 7:30 PM CDTSevere Thunderstorm WarningSGFDouglas, Howell, Ozark, Texas, Wright60 min
May 27, 7:59 PM CDTSevere Thunderstorm WarningSGFHowell, Oregon, Shannon, Texas61 min
May 27, 8:01 PM CDTSevere Thunderstorm WarningSGFJasper, Lawrence, Newton30 min
May 27, 8:20 PM CDTFlash Flood WarningSGFBarry, Douglas, McDonald, Ozark, Stone, Taney4 hr
May 27, 8:23 PM CDTSevere Thunderstorm WarningSGFBarry, McDonald, Newton, Stone, Taney52 min
May 27, 9:22 PM CDTSevere Thunderstorm WarningSGFBarry, Stone38 min
May 27, 9:34 PM CDTFlash Flood Warning EmergencySGFStone, Taney6 hr
May 27, 9:50 PM CDTSevere Thunderstorm WarningSGFOzark, Taney40 min
May 27, 10:21 PM CDTAreal Flood WarningSGFBarry, Christian, Greene, McDonald, Stone, Taney12 hr
May 27, 11:49 PM CDTSevere Thunderstorm WarningSGFJasper, Newton56 min
May 28, 12:04 AM CDTAreal Flood WarningSGFDouglas, Howell, Oregon, Ozark, Shannon12 hr
May 28, 12:39 AM CDTSevere Thunderstorm WarningSGFBarton, Dade, Jasper, Lawrence, Newton51 min
May 28, 8:12 AM CDTRiver Flood WarningSGFCedar35 hr

Nearby

Tornado Warnings in Missouri, 2017Every tornado warning in 2017Tornadoes in 2017

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.