Alert archive / Missouri / Tornado Warnings in 2018

Tornado Warning 39, NWS Springfield, MO

December 1, 2018Christian County, Greene County, Webster County, Missouri

NWS Springfield, MO issued this tornado warning at Dec 1, 2018, 1:04 AM CST for Christian County, Greene County, Webster County, Missouri. It was in force for 26 min. 5 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, 1:04 AM CST (07:04 UTC)
Expired: Dec 1, 2018, 1:30 AM CST
In force: 26 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Christian County, MO, Greene County, MO, Webster County, MO

The radar

The Springfield radar (KSGF), 25 km from the middle of the area, began a volume at 07:05 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, 1:05 AM CST	TSTM WND GST 68	5 Sse Willard, MO	CORRECTS PREVIOUS TO THUNDER STORM GUST FROM ASOS STATION SGF, SPRINGFIELD-BRANSON NATIONAL AIRPORT.
Dec 1, 1:05 AM CST	TSTM WND GST 68	5 Sse Willard, MO	REPORTS OF POWER POLES DOWN IN SPRINGFIELD. NUMEROUS POWER OUTAGES.
Dec 1, 1:07 AM CST	TSTM WND DMG	Rogersville, MO	POWER LINES DOWN.
Dec 1, 1:20 AM CST	TSTM WND DMG	1 Nnw Marshfield, MO	POWER LINES DOWN MARSHFIELD.
Dec 1, 1:21 AM CST	TSTM WND DMG	3 Se Elkland, MO	A PORTION OF A GARAGE ROOF WAS PEELED OFF AND LANDED ON A PARKED TRUCK. SEVERAL TREES WERE REPORTED DOWN OR DAMAGED. DELAYED REPORT.

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, 7.1 hours before the alert went out and 74 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.

505 
WFUS53 KSGF 010704
TORSGF
MOC043-077-225-010730-
/O.NEW.KSGF.TO.W.0039.181201T0704Z-181201T0730Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Springfield MO
104 AM CST SAT DEC 1 2018

The National Weather Service in Springfield has issued a

* Tornado Warning for...
  Western Webster County in southwestern Missouri...
  Northeastern Christian County in southwestern Missouri...
  Eastern Greene County in southwestern Missouri...

* Until 130 AM CST.
    
* At 104 AM CST, a severe thunderstorm capable of producing a tornado
  was located over northeastern Springfield, moving northeast at 45
  mph.

  HAZARD...Tornado and quarter size hail.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* Locations impacted include...
  Springfield...                    Ozark...
  Marshfield...                     Willard...
  Rogersville...                    Strafford...
  Fair Grove...                     Fremont Hills...
  Fordland...                       Glidewell...
  Ebenezer...                       Bassville...
  Turners...                        Northview...
  Linden...                         Galloway...

This includes Interstate 44 between mile markers 71 and 101.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 3725 9344 3742 9319 3742 9308 3744 9307
      3744 9299 3730 9279 3708 9292 3700 9318
TIME...MOT...LOC 0704Z 225DEG 38KT 3724 9326 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Hatch

2 follow-up statements

691 
WWUS53 KSGF 010711
SVSSGF

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

MOC043-010721-
/O.CAN.KSGF.TO.W.0039.000000T0000Z-181201T0730Z/
Christian MO-
111 AM CST SAT DEC 1 2018

...THE TORNADO WARNING FOR NORTHEASTERN CHRISTIAN COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

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

LAT...LON 3709 9306 3724 9318 3732 9333 3742 9319
      3742 9308 3744 9307 3744 9299 3730 9279
      3708 9292
TIME...MOT...LOC 0711Z 225DEG 38KT 3729 9319 

$$

MOC077-225-010730-
/O.CON.KSGF.TO.W.0039.000000T0000Z-181201T0730Z/
Webster MO-Greene MO-
111 AM CST SAT DEC 1 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 130 AM CST FOR WESTERN
WEBSTER AND NORTHEASTERN GREENE COUNTIES...
    
At 111 AM CST, a severe thunderstorm capable of producing a tornado
was located near Strafford, moving northeast at 45 mph.

HAZARD...Tornado and quarter size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Marshfield...                     Rogersville...
Strafford...                      Fair Grove...
Fordland...                       Bassville...
Northview...                      

This includes Interstate 44 between mile markers 83 and 101.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 3709 9306 3724 9318 3732 9333 3742 9319
      3742 9308 3744 9307 3744 9299 3730 9279
      3708 9292
TIME...MOT...LOC 0711Z 225DEG 38KT 3729 9319 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Hatch

749 
WWUS53 KSGF 010726
SVSSGF

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

MOC077-225-010735-
/O.EXP.KSGF.TO.W.0039.000000T0000Z-181201T0730Z/
Webster MO-Greene MO-
126 AM CST SAT DEC 1 2018

...THE TORNADO WARNING FOR WESTERN WEBSTER AND NORTHEASTERN GREENE
COUNTIES WILL EXPIRE AT 130 AM CST...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

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

Remember, a Tornado Warning still remains in effect for northeastern 
Greene county and northern Webster counties. 

LAT...LON 3709 9306 3724 9318 3732 9333 3742 9319
      3742 9308 3744 9307 3744 9299 3730 9279
      3708 9292
TIME...MOT...LOC 0725Z 225DEG 38KT 3739 9307 

$$

Hatch

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, 1:23 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, 1:33 AM CST	Severe Thunderstorm Warning	SGF	Howell, Texas	57 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

Tornado Warnings in Missouri, 2018 Every tornado warning in 2018 Tornadoes 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.