Alert archive / Missouri / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 331, NWS Springfield, MO

December 1, 2018Howell County, Texas County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Dec 1, 2018, 1:33 AM CST for Howell County, Texas County, Missouri. It was in force for 57 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: Dec 1, 2018, 1:33 AM CST (07:33 UTC)
Expired: Dec 1, 2018, 2:30 AM CST
In force: 57 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 70.0 mph

Counties Howell County, MO, Texas County, MO

The radar

The Springfield radar (KSGF), 129 km from the middle of the area, began a volume at 07:36 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
Dec 1, 1:57 AM CST	TSTM WND DMG	3 Se Willow Springs, MO	SEVERAL LARGE TREES DOWNED AT THE JUNCTION OF US 60 AND US 63. TIME ESTIMATED BY RADAR.
Dec 1, 2:00 AM CST	TSTM WND DMG	Houston, MO	IN HOUSTON TREE LIMBS DOWN ON POWER LINES. TIME BASED ON RADAR. DELAYED REPORT.
Dec 1, 2:00 AM CST	TSTM WND DMG	Mountain View, MO	POWER LINES DOWN AND A TREE DOWN NEAR Y HIGHWAY. TIME ESTIMATED FROM RADAR.
Dec 1, 2:02 AM CST	TSTM WND DMG	Mountain View, MO	POWER LINES DOWN AND TREE DOWN NEAR HIGHWAY Y. DELAYED REPORT. TIME ESTIMATED BY RADAR.

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
Nov 30, 9:47 PM CST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 7.6 hours before the alert went out and 164 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: 202 J/kg
Mixed-layer CIN: -93 J/kg
Mixed-layer LCL: 687 m above ground
0-6 km bulk shear: 57 kt
0-1 km storm-relative helicity: 241 m²/s²
0-3 km storm-relative helicity: 266 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.6

Open this sounding in Storm Lab

The text

As transmitted.

948 
WUUS53 KSGF 010733
SVRSGF
MOC091-215-010830-
/O.NEW.KSGF.SV.W.0331.181201T0733Z-181201T0830Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Springfield MO
133 AM CST SAT DEC 1 2018

The National Weather Service in Springfield has issued a

* Severe Thunderstorm Warning for...
  Howell County in south central Missouri...
  Texas County in south central Missouri...

* Until 230 AM CST.

* At 132 AM CST, severe thunderstorms were located along a line
  extending from near Niangua to near Mansfield to 15 miles northeast
  of Gainesville to near Bakersfield, moving east at 55 mph.

  HAZARD...70 mph wind gusts.

  SOURCE...Law enforcement. These storms have a long history of 
           producing wind damage across southern Missouri.

  IMPACT...Expect considerable tree damage. Damage is likely to 
           mobile homes, roofs, and outbuildings.

* Locations impacted include...
  West Plains...                    Licking...
  Mountain View...                  Willow Springs...
  Cabool...                         Houston...
  Pomona...                         Summersville...
  Raymondville...                   South Fork...
  Brandsville...                    Huggins...
  Plato...                          Lanton...
  Pottersville...                   Caulfield...
  Success...                        Eunice...
  Yukon...                          Roby...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

&&

A Tornado Watch remains in effect until 500 AM CST for south central
and southwestern Missouri.

LAT...LON 3650 9212 3705 9209 3706 9224 3760 9225
      3760 9176 3743 9175 3742 9164 3650 9168
TIME...MOT...LOC 0732Z 263DEG 48KT 3744 9280 3717 9261 3677 9224 3652
9222

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...70MPH
 
$$

Schaumann

1 follow-up statement

969 
WWUS53 KSGF 010822
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
222 AM CST SAT DEC 1 2018

MOC091-010831-
/O.CAN.KSGF.SV.W.0331.000000T0000Z-181201T0830Z/
Howell MO-
222 AM CST SAT DEC 1 2018

...THE SEVERE THUNDERSTORM WARNING FOR HOWELL COUNTY IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 500 AM CST for south central
Missouri.

LAT...LON 3705 9166 3705 9168 3760 9210 3760 9176
      3743 9175 3742 9164 3741 9164
TIME...MOT...LOC 0821Z 263DEG 48KT 3752 9200 3725 9181 3685 9144 3660
9142

$$

MOC215-010830-
/O.CON.KSGF.SV.W.0331.000000T0000Z-181201T0830Z/
Texas MO-
222 AM CST SAT DEC 1 2018

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 AM CST
FOR EASTERN TEXAS COUNTY...

At 221 AM CST, severe thunderstorms were located along a line
extending from 7 miles west of Licking to 6 miles south of
Raymondville to 10 miles south of Birch Tree to 6 miles south of
Alton, moving east at 55 mph.

HAZARD...70 mph wind gusts.

SOURCE...Law enforcement. These storms have produced wind damage to 
         trees and structures in a swath across southern Missouri.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

Locations impacted include...
Licking...                        Summersville...
Raymondville...                   Yukon...
Hartshorn...                      Hazelton...
Pine Crest...                     Prescott...
Eunice...                         

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

&&

A Tornado Watch remains in effect until 500 AM CST for south central
Missouri.

LAT...LON 3705 9166 3705 9168 3760 9210 3760 9176
      3743 9175 3742 9164 3741 9164
TIME...MOT...LOC 0821Z 263DEG 48KT 3752 9200 3725 9181 3685 9144 3660
9142

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...70MPH
 
$$

Schaumann

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 30, 7:42 PM CST	Special Weather Statement	SGF	Barton, Jasper	48 min
Nov 30, 7:53 PM CST	Special Weather Statement	SGF	Ozark	52 min
Nov 30, 8:10 PM CST	Special Weather Statement	SGF	Taney	50 min
Nov 30, 9:24 PM CST	Special Weather Statement	SGF	Webster	51 min
Nov 30, 10:42 PM CST	Special Weather Statement	SGF	Webster	33 min
Nov 30, 11:35 PM CST	Severe Thunderstorm Warning	SGF	Jasper, McDonald, Newton	40 min
Nov 30, 11:40 PM CST	Severe Thunderstorm Warning	SGF	Barton, Jasper, Vernon	50 min
Dec 1, 12:04 AM CST	Severe Thunderstorm Warning	SGF	Barry, Christian, Jasper, Lawrence, McDonald, Newton and 1 more	41 min
Dec 1, 12:25 AM CST	Severe Thunderstorm Warning	SGF	Cedar, Dade, St. Clair, Vernon	65 min
Dec 1, 12:34 AM CST	Tornado Warning	SGF	Christian, Lawrence, Stone	26 min
Dec 1, 12:36 AM CST	Severe Thunderstorm Warning	SGF	Christian, Greene, Taney	39 min
Dec 1, 12:47 AM CST	Tornado Warning	SGF	Christian, Greene	28 min
Dec 1, 12:56 AM CST	Severe Thunderstorm Warning	SGF	Douglas, Ozark	64 min
Dec 1, 12:59 AM CST	Severe Thunderstorm Warning	SGF	Hickory, Polk	61 min
Dec 1, 1:02 AM CST	Severe Thunderstorm Warning	SGF	Dallas, Webster	58 min
Dec 1, 1:04 AM CST	Tornado Warning	SGF	Christian, Greene, Webster	26 min
Dec 1, 1:23 AM CST	Tornado Warning	SGF	Dallas, Greene, Webster	18 min
Dec 1, 1:24 AM CST	Severe Thunderstorm Warning	SGF	Laclede, Wright	54 min
Dec 1, 1:29 AM CST	Severe Thunderstorm Warning	SGF	Benton	61 min
Dec 1, 1:30 AM CST	Tornado Warning	SGF	Webster, Wright	30 min
Dec 1, 1:45 AM CST	Severe Thunderstorm Warning	SGF	Camden, Miller, Morgan, Pulaski	60 min
Dec 1, 1:56 AM CST	Tornado Warning	SGF	Howell, Shannon, Texas	23 min
Dec 1, 1:58 AM CST	Severe Thunderstorm Warning	SGF	Oregon, Shannon	49 min
Dec 1, 2:05 AM CST	Tornado Warning	SGF	Texas	8 min
Dec 1, 2:10 AM CST	Tornado Warning	SGF	Shannon, Texas	20 min
Dec 1, 2:12 AM CST	Severe Thunderstorm Warning	SGF	Dent, Maries, Phelps	63 min
Dec 1, 2:15 AM CST	Tornado Warning	SGF	Shannon	30 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2018 Every severe thunderstorm warning in 2018

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.