Alert archive / Missouri / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 37, NWS Springfield, MO

March 15, 2012Maries County, Phelps County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Mar 15, 2012, 4:28 PM CDT for Maries County, Phelps County, Missouri. It was in force for 47 min. 3 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
Mar 15, 2012, 4:28 PM CDT (21:28 UTC)
Expired
Mar 15, 2012, 5:15 PM CDT
In force
47 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Maries County, MO, Phelps County, MO

The radar

The St Louis radar (KLSX), 123 km from the middle of the area, began a volume at 21:29 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
Mar 15, 4:59 PM CDTHAIL 1Doolittle, MOPENNY SIZE HAIL WITH A FEW QUARTERS MIXED IN.
Mar 15, 5:10 PM CDTHAIL 1Jerome, MO
Mar 15, 5:25 PM CDTHAIL 1Jerome, MO

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, 9.5 hours before the alert went out and 217 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 2012-03-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1947 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 2012-03-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 square meters per square second.193958Sfc1 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
1947 J/kg
Mixed-layer CIN
-23 J/kg
Mixed-layer LCL
758 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000
WUUS53 KSGF 152128
SVRSGF
MOC125-161-152215-
/O.NEW.KSGF.SV.W.0037.120315T2128Z-120315T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
428 PM CDT THU MAR 15 2012

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN PHELPS COUNTY IN EAST CENTRAL MISSOURI...
  SOUTHEASTERN MARIES COUNTY IN CENTRAL MISSOURI...

* UNTIL 515 PM CDT.

* AT 425 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM NEAR JEROME...OR 11 MILES WEST OF ROLLA...
  MOVING EAST AT 35 MPH. THIS STORM IS CAPABLE OF PRODUCING QUARTER
  SIZE HAIL.

* LOCATIONS IMPACTED INCLUDE DOOLITTLE...JEROME...NEWBURG...
  NORTHWYE...ROLLA...ROSATI AND ST. JAMES.

INTERSTATE 44 BETWEEN MILE MARKERS 169 AND 199 WILL ALSO BE IMPACTED
BY THIS STORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM CAPABLE OF PRODUCING LARGE HAIL...IF YOU
ARE IN ITS PATH SEEK SHELTER INDOORS AND STAY AWAY FROM WINDOWS.

&&

LAT...LON 3781 9202 3795 9202 3816 9161 3816 9155
      3805 9151 3788 9152
TIME...MOT...LOC 2128Z 254DEG 32KT 3790 9193
WIND...HAIL <50MPH 1.00IN

$$

KARDELL
1 follow-up statement
785 
WWUS53 KSGF 152205
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
505 PM CDT THU MAR 15 2012

MOC125-161-152215-
/O.CON.KSGF.SV.W.0037.000000T0000Z-120315T2215Z/
MARIES MO-PHELPS MO-
505 PM CDT THU MAR 15 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM CDT
FOR NORTHERN PHELPS AND SOUTHEASTERN MARIES COUNTIES...

AT 503 PM CDT...THE PUBLIC REPORTED A SEVERE THUNDERSTORM NEAR
DOOLITTLE...OR 4 MILES WEST OF ROLLA...MOVING EAST AT 25 MPH. THIS
STORM IS CAPABLE OF PRODUCING QUARTER SIZE HAIL.

LOCATIONS IMPACTED INCLUDE DOOLITTLE...JEROME...NEWBURG...NORTHWYE...
ROLLA...ROSATI AND ST. JAMES.

INTERSTATE 44 BETWEEN MILE MARKERS 169 AND 199 WILL ALSO BE IMPACTED
BY THIS STORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AT 5 PM...QUARTER SIZE HAIL WAS REPORTED WITH THIS STORM IN DOOLITTLE.

&&

LAT...LON 3781 9202 3795 9202 3816 9161 3816 9155
      3805 9151 3788 9152
TIME...MOT...LOC 2204Z 256DEG 23KT 3794 9184
WIND...HAIL <50MPH 1.00IN

$$

KARDELL

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 15, 1:42 PM CDTSpecial Weather StatementSGFDouglas33 min
Mar 15, 3:23 PM CDTSpecial Weather StatementSGFMaries22 min
Mar 15, 3:29 PM CDTSevere Thunderstorm WarningSGFDent46 min
Mar 15, 3:39 PM CDTSpecial Weather StatementSGFPhelps36 min
Mar 15, 3:46 PM CDTSevere Thunderstorm WarningSGFMaries, Miller17 min
Mar 15, 3:48 PM CDTSevere Thunderstorm WarningSGFPhelps42 min
Mar 15, 4:11 PM CDTSevere Thunderstorm WarningSGFMaries, Phelps, Pulaski49 min
Mar 15, 4:21 PM CDTSevere Thunderstorm WarningSGFMaries39 min
Mar 15, 4:39 PM CDTFlash Flood WarningSGFPhelps6 hr
Mar 15, 4:59 PM CDTSevere Thunderstorm WarningSGFPulaski31 min
Mar 15, 5:17 PM CDTSevere Thunderstorm WarningSGFPhelps19 min
Mar 15, 5:39 PM CDTSpecial Weather StatementSGFPhelps, Pulaski51 min
Mar 15, 5:53 PM CDTFlash Flood WarningSGFPulaski5 hr
Mar 15, 5:57 PM CDTSevere Thunderstorm WarningSGFPhelps33 min
Mar 15, 6:11 PM CDTSpecial Weather StatementSGFShannon49 min
Mar 15, 6:30 PM CDTSevere Thunderstorm WarningSGFDent, Phelps45 min
Mar 15, 6:36 PM CDTSevere Thunderstorm WarningSGFShannon, Texas39 min
Mar 15, 6:57 PM CDTSevere Thunderstorm WarningSGFDent, Shannon34 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.