Alert archive / Missouri / Tornado Warnings in 2012

Tornado Warning 3, NWS Springfield, MO

January 16, 2012Dallas County, Hickory County, Missouri

NWS Springfield, MO issued this tornado warning at Jan 16, 2012, 11:53 PM CST for Dallas County, Hickory County, Missouri. It was in force for 20 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jan 16, 2012, 11:53 PM CST (05:53 UTC)
Expired
Jan 17, 2012, 12:13 AM CST
In force
20 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon

Counties Dallas County, MO, Hickory County, MO

The radar

The Springfield radar (KSGF), 74 km from the middle of the area, began a volume at 05:55 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 16, 11:47 PM CSTTornado WatchSPC7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 5.9 hours before the alert went out and 123 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 00:00Z on 2012-01-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2012-01-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 246 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
3 J/kg
Mixed-layer CIN
-171 J/kg
Mixed-layer LCL
1205 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
246 m²/s²
0-3 km storm-relative helicity
361 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.

377 
WFUS53 KSGF 170553
TORSGF
MOC059-085-170630-
/O.NEW.KSGF.TO.W.0003.120117T0553Z-120117T0630Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1153 PM CST MON JAN 16 2012

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN DALLAS COUNTY IN SOUTHWEST MISSOURI...
  SOUTHEASTERN HICKORY COUNTY IN CENTRAL MISSOURI...

* UNTIL 1230 AM CST.

* AT 1150 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO NEAR URBANA...OR 10 MILES SOUTHEAST OF HERMITAGE...MOVING
  EAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE LEADMINE...TUNAS AND URBANA.

IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING
DESTRUCTIVE STRAIGHT LINE WINDS IN EXCESS OF 70 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 3790 9307 3789 9286 3780 9286 3779 9317
      3779 9319 3780 9319 3780 9322 3785 9325
      3793 9324 3796 9307
TIME...MOT...LOC 0553Z 265DEG 41KT 3784 9315
HAIL 1.00IN

$$

CRAMER
1 follow-up statement
905 
WWUS53 KSGF 170613
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1213 AM CST TUE JAN 17 2012

MOC059-085-170624-
/O.CAN.KSGF.TO.W.0003.000000T0000Z-120117T0630Z/
HICKORY MO-DALLAS MO-
1213 AM CST TUE JAN 17 2012

...THE TORNADO WARNING FOR NORTHERN DALLAS AND SOUTHEASTERN HICKORY
COUNTIES IS CANCELLED...

NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE TORNADO
THAT PROMPTED THE WARNING IS EXITING THE WARNED AREA...THUS THE
WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 AM CST TUESDAY MORNING
FOR SOUTHERN MISSOURI.

LAT...LON 3790 9307 3789 9286 3780 9286 3779 9317
      3779 9319 3780 9319 3780 9322 3785 9325
      3793 9324 3796 9307
TIME...MOT...LOC 0614Z 265DEG 41KT 3786 9285

$$

CRAMER

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 16, 10:55 PM CSTSevere Thunderstorm WarningSGFCedar, St. Clair25 min
Jan 16, 11:08 PM CSTTornado WarningSGFHickory, Polk, St. Clair35 min
Jan 16, 11:29 PM CSTTornado WarningSGFCamden, Dallas46 min
Jan 16, 11:58 PM CSTTornado WarningSGFMiller47 min
Jan 17, 12:18 AM CSTTornado WarningSGFCamden42 min
Jan 17, 12:22 AM CSTTornado WarningSGFMaries53 min
Jan 17, 12:41 AM CSTTornado WarningSGFMiller, Pulaski29 min
Jan 17, 12:57 AM CSTTornado WarningSGFMaries48 min
Jan 17, 1:34 AM CSTTornado WarningSGFPhelps12 min
Jan 17, 2:55 AM CSTSevere Thunderstorm WarningSGFCamden, Dallas, Laclede50 min
Jan 17, 3:27 AM CSTSevere Thunderstorm WarningSGFPulaski33 min
Jan 17, 3:53 AM CSTSevere Thunderstorm WarningSGFMaries, Phelps41 min

Nearby

Tornado Warnings in Missouri, 2012Every tornado warning in 2012Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.