Alert archive / Missouri / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 113, NWS Springfield, MO

May 9, 2014Dent County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at May 9, 2014, 11:24 AM CDT for Dent County, Missouri. It was in force for 36 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
May 9, 2014, 11:24 AM CDT (16:24 UTC)
Expired
May 9, 2014, 12:00 PM CDT
In force
36 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Dent County, MO

The radar

The St Louis radar (KLSX), 131 km from the middle of the area, began a volume at 16:23 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 9, 11:30 AM CDTHAIL 1.51 Sse Salem, MOPICTURE FROM SOCIAL MEDIA SHOWED PING PONG SIZED HAIL

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 12:00Z, 4.4 hours before the alert went out and 235 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, Springfield, MO at 12:00Z on 2014-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 400 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, Springfield, MO at 12:00Z on 2014-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 98 square meters per square second.1939587897117Sfc1 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
400 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
501 m above ground
0-6 km bulk shear
87 kt
0-1 km storm-relative helicity
98 m²/s²
0-3 km storm-relative helicity
228 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

389 
WUUS53 KSGF 091624
SVRSGF
MOC065-091700-
/O.NEW.KSGF.SV.W.0113.140509T1624Z-140509T1700Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1124 AM CDT FRI MAY 9 2014

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN DENT COUNTY IN SOUTH CENTRAL MISSOURI...

* UNTIL NOON CDT

* AT 1121 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED 5 MILES
  SOUTHWEST OF SALEM...AND MOVING EAST AT 50 MPH.

  HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.

  SOURCE...RADAR INDICATED.

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
           ROOFS...SIDING AND TREES.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  STONE HILL AROUND 1135 AM CDT.
  HOWES MILL AROUND 1140 AM CDT.
  BOSS AROUND 1145 AM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3758 9117 3759 9130 3753 9131 3753 9171
      3767 9171 3778 9130 3771 9130 3771 9115
      3770 9114 3759 9115
TIME...MOT...LOC 1624Z 258DEG 47KT 3759 9154

HAIL...1.00IN
WIND...60MPH

$$

GRIFFIN
2 follow-up statements
755 
WWUS53 KSGF 091633
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1133 AM CDT FRI MAY 9 2014

MOC065-091700-
/O.CON.KSGF.SV.W.0113.000000T0000Z-140509T1700Z/
DENT MO-
1133 AM CDT FRI MAY 9 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN
DENT COUNTY UNTIL NOON CDT...

AT 1131 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR SALEM...AND
MOVING EAST AT 45 MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
         ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
BOSS...HOWES MILL...HOWES...SALEM AND STONE HILL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3758 9117 3759 9130 3753 9131 3753 9156
      3771 9156 3778 9130 3771 9130 3771 9115
      3770 9114 3759 9115
TIME...MOT...LOC 1634Z 258DEG 39KT 3762 9145

HAIL...1.00IN
WIND...60MPH

$$
104 
WWUS53 KSGF 091658
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1158 AM CDT FRI MAY 9 2014

MOC065-091706-
/O.EXP.KSGF.SV.W.0113.000000T0000Z-140509T1700Z/
DENT MO-
1158 AM CDT FRI MAY 9 2014

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN DENT COUNTY WILL
EXPIRE AT NOON CDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF
THE WARNED AREA.

LAT...LON 3758 9117 3759 9130 3753 9131 3753 9156
      3771 9156 3778 9130 3771 9130 3771 9115
      3770 9114 3759 9115
TIME...MOT...LOC 1656Z 258DEG 39KT 3767 9115

$$

GRIFFIN

The office that day

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

IssuedProductOfficeCountiesLasted
May 9, 5:39 AM CDTSpecial Weather StatementSGFNewton51 min
May 9, 6:13 AM CDTSpecial Weather StatementSGFLawrence47 min
May 9, 6:47 AM CDTSpecial Weather StatementSGFGreene58 min
May 9, 7:21 AM CDTSpecial Weather StatementSGFWebster39 min
May 9, 9:43 AM CDTSpecial Weather StatementSGFLaclede32 min
May 9, 10:21 AM CDTSpecial Weather StatementSGFPhelps24 min
May 9, 10:42 AM CDTSpecial Weather StatementSGFPhelps48 min
May 9, 12:13 PM CDTSpecial Weather StatementSGFHowell32 min
May 9, 12:23 PM CDTSpecial Weather StatementSGFShannon37 min
May 9, 12:31 PM CDTSevere Thunderstorm WarningSGFShannon44 min
May 9, 12:43 PM CDTSpecial Weather StatementSGFDent17 min
May 9, 1:15 PM CDTSpecial Weather StatementSGFShannon30 min
May 9, 1:19 PM CDTSpecial Weather StatementSGFDent26 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2014Every severe thunderstorm warning in 2014

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.