Alert archive / Missouri / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 3, NWS Springfield, MO

January 17, 2012Pulaski County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Jan 17, 2012, 3:27 AM CST for Pulaski County, Missouri. It was in force for 33 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: Jan 17, 2012, 3:27 AM CST (09:27 UTC)
Expired: Jan 17, 2012, 4:00 AM CST
In force: 33 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Pulaski County, MO

The radar

The Springfield radar (KSGF), 131 km from the middle of the area, began a volume at 09:30 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
Jan 17, 3:35 AM CST	HAIL 1	Richland, MO

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
Jan 16, 11:47 PM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 9.5 hours before the alert went out and 182 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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.

791 
WUUS53 KSGF 170927
SVRSGF
MOC169-171015-
/O.NEW.KSGF.SV.W.0003.120117T0927Z-120117T1015Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
327 AM CST TUE JAN 17 2012

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL PULASKI COUNTY IN CENTRAL MISSOURI...

* UNTIL 415 AM CST.

* AT 325 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 7 MILES SOUTHWEST OF RICHLAND...OR 13 MILES
  NORTHEAST OF LEBANON...MOVING EAST AT 65 MPH. THIS STORM IS CAPABLE
  OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60
  MPH.

* LOCATIONS IMPACTED INCLUDE CROCKER...DEVIL'S ELBOW...LAQUEY...
  NORTHERN FORT LEONARD WOOD...OZARK SPRINGS...RICHLAND...ST.
  ROBERT...SWEDEBORG AND WAYNESVILLE.

INTERSTATE 44 BETWEEN MILE MARKERS 144 AND 168 WILL ALSO BE IMPACTED
BY THIS STORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3794 9202 3773 9202 3772 9241 3795 9241
      3799 9203
TIME...MOT...LOC 0928Z 264DEG 54KT 3782 9245
WIND...HAIL 60MPH 1.00IN

$$

SCHAUMANN

2 follow-up statements

630 
WWUS53 KSGF 170948
SVSSGF

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

MOC169-171015-
/O.CON.KSGF.SV.W.0003.000000T0000Z-120117T1015Z/
PULASKI MO-
348 AM CST TUE JAN 17 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 AM CST
FOR CENTRAL PULASKI COUNTY...

AT 345 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM 3 MILES NORTH OF ST. ROBERT...OR 4
MILES NORTHEAST OF WAYNESVILLE...MOVING EAST AT 60 MPH. THIS STORM IS
CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS
OF 60 MPH.

LOCATIONS IMPACTED INCLUDE CROCKER...DEVIL'S ELBOW...ST. ROBERT AND
WAYNESVILLE.

INTERSTATE 44 BETWEEN MILE MARKERS 154 AND 168 WILL ALSO BE IMPACTED
BY THIS STORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEEK SHELTER INDOORS AND STAY AWAY FROM WINDOWS.

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

&&

LAT...LON 3781 9202 3780 9226 3796 9227 3799 9203
      3794 9202
TIME...MOT...LOC 0948Z 264DEG 54KT 3788 9211
WIND...HAIL 60MPH 1.00IN

$$

SCHAUMANN

921 
WWUS53 KSGF 171000
SVSSGF

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

MOC169-171010-
/O.CAN.KSGF.SV.W.0003.000000T0000Z-120117T1015Z/
PULASKI MO-
400 AM CST TUE JAN 17 2012

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL PULASKI COUNTY IS
CANCELLED...

NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE SEVERE
THUNDERSTORM 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 3781 9202 3780 9226 3796 9227 3799 9203
      3794 9202
TIME...MOT...LOC 1000Z 264DEG 54KT 3789 9188

$$

SCHAUMANN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 16, 10:55 PM CST	Severe Thunderstorm Warning	SGF	Cedar, St. Clair	25 min
Jan 16, 11:08 PM CST	Tornado Warning	SGF	Hickory, Polk, St. Clair	35 min
Jan 16, 11:29 PM CST	Tornado Warning	SGF	Camden, Dallas	46 min
Jan 16, 11:53 PM CST	Tornado Warning	SGF	Dallas, Hickory	20 min
Jan 16, 11:58 PM CST	Tornado Warning	SGF	Miller	47 min
Jan 17, 12:18 AM CST	Tornado Warning	SGF	Camden	42 min
Jan 17, 12:22 AM CST	Tornado Warning	SGF	Maries	53 min
Jan 17, 12:41 AM CST	Tornado Warning	SGF	Miller, Pulaski	29 min
Jan 17, 12:57 AM CST	Tornado Warning	SGF	Maries	48 min
Jan 17, 1:34 AM CST	Tornado Warning	SGF	Phelps	12 min
Jan 17, 2:55 AM CST	Severe Thunderstorm Warning	SGF	Camden, Dallas, Laclede	50 min
Jan 17, 3:53 AM CST	Severe Thunderstorm Warning	SGF	Maries, Phelps	41 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2012 Every 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.