Alert archive / Missouri / Tornado Warnings in 2023

Tornado Warning 13, NWS Springfield, MO

July 13, 2023Webster County, Missouri

NWS Springfield, MO issued this tornado warning at Jul 13, 2023, 1:00 AM CDT for Webster County, Missouri. It was in force for 30 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: Jul 13, 2023, 1:00 AM CDT (06:00 UTC)
Expired: Jul 13, 2023, 1:30 AM CDT
In force: 30 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Webster County, MO

The radar

The Springfield radar (KSGF), 40 km from the middle of the area, began a volume at 05:59 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
Jul 13, 1:00 AM CDT	TSTM WND DMG	4 N Northview, MO	Multiple large trees were uprooted or snapped. Shingle and siding damage occurred to 7 to 10 out buildings and homes.

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
Jul 12, 8:20 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 6.0 hours before the alert went out and 88 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: 1048 J/kg
Mixed-layer CIN: -130 J/kg
Mixed-layer LCL: 2115 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 10 m²/s²
0-3 km storm-relative helicity: 125 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

As transmitted.

946 
WFUS53 KSGF 130600
TORSGF
MOC225-130630-
/O.NEW.KSGF.TO.W.0013.230713T0600Z-230713T0630Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Springfield MO
100 AM CDT Thu Jul 13 2023

The National Weather Service in Springfield has issued a

* Tornado Warning for...
  West central Webster County in southwestern Missouri...

* Until 130 AM CDT.
    
* At 100 AM CDT, a severe thunderstorm capable of producing a tornado
  was located near Marshfield, moving southeast at 20 mph.

  HAZARD...Tornado.

  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.

This includes Interstate 44 between mile markers 96 and 100.
 
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.

&&

LAT...LON 3734 9306 3738 9301 3734 9279 3725 9292
TIME...MOT...LOC 0600Z 305DEG 16KT 3736 9300 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

Perez

2 follow-up statements

006 
WWUS53 KSGF 130604
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
104 AM CDT Thu Jul 13 2023

MOC225-130630-
/O.CON.KSGF.TO.W.0013.000000T0000Z-230713T0630Z/
Webster MO-
104 AM CDT Thu Jul 13 2023

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 130 AM CDT FOR CENTRAL
WEBSTER COUNTY...
    
At 104 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Marshfield, moving southeast at 20 mph.

HAZARD...Tornado.

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.

This includes Interstate 44 between mile markers 97 and 99.
 
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.

&&

LAT...LON 3735 9297 3732 9282 3725 9292 3732 9300
TIME...MOT...LOC 0604Z 298DEG 16KT 3732 9296 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

Perez

099 
WWUS53 KSGF 130623
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
123 AM CDT Thu Jul 13 2023

MOC225-130633-
/O.EXP.KSGF.TO.W.0013.000000T0000Z-230713T0630Z/
Webster MO-
123 AM CDT Thu Jul 13 2023

...THE TORNADO WARNING FOR CENTRAL WEBSTER COUNTY WILL EXPIRE AT 130
AM CDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

A Severe Thunderstorm Watch remains in effect until 300 AM CDT for
southwestern Missouri.

LAT...LON 3735 9297 3732 9282 3725 9292 3732 9300
TIME...MOT...LOC 0623Z 305DEG 16KT 3727 9288 

$$

Perez

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 12, 7:58 PM CDT	Special Weather Statement	SGF	Maries	32 min
Jul 12, 8:26 PM CDT	Special Weather Statement	SGF	Vernon	49 min
Jul 12, 8:34 PM CDT	Special Weather Statement	SGF	Maries	56 min
Jul 12, 9:02 PM CDT	Special Weather Statement	SGF	Benton	43 min
Jul 12, 9:06 PM CDT	Special Weather Statement	SGF	St. Clair	39 min
Jul 12, 9:21 PM CDT	Special Weather Statement	SGF	Vernon	39 min
Jul 12, 9:46 PM CDT	Special Weather Statement	SGF	St. Clair	44 min
Jul 12, 9:48 PM CDT	Special Weather Statement	SGF	Benton	42 min
Jul 12, 9:51 PM CDT	Severe Thunderstorm Warning	SGF	Benton	39 min
Jul 12, 9:55 PM CDT	Special Weather Statement	SGF	Morgan	35 min
Jul 12, 10:15 PM CDT	Severe Thunderstorm Warning	SGF	Miller, Morgan	12 min
Jul 12, 10:41 PM CDT	Areal Flood Advisory	SGF	Vernon	6 hr
Jul 12, 10:59 PM CDT	Special Weather Statement	SGF	Dallas, Laclede	31 min
Jul 12, 11:17 PM CDT	Special Weather Statement	SGF	Hickory, St. Clair	28 min
Jul 12, 11:22 PM CDT	Flash Flood Warning	SGF	Vernon	6 hr
Jul 12, 11:26 PM CDT	Severe Thunderstorm Warning	SGF	Camden, Laclede, Miller, Pulaski	49 min
Jul 12, 11:27 PM CDT	Severe Thunderstorm Warning	SGF	Benton, Hickory, St. Clair	48 min
Jul 12, 11:30 PM CDT	Severe Thunderstorm Warning	SGF	Barton, Vernon	45 min
Jul 12, 11:32 PM CDT	Areal Flood Advisory	SGF	Benton	5 hr
Jul 12, 11:32 PM CDT	Severe Thunderstorm Warning Considerable damage threat	SGF	Dallas, Laclede	43 min
Jul 12, 11:57 PM CDT	Severe Thunderstorm Warning	SGF	Dent, Maries, Phelps, Pulaski, Texas	48 min
Jul 13, 12:01 AM CDT	Special Weather Statement	SGF	Dallas, Polk	44 min
Jul 13, 12:09 AM CDT	Special Weather Statement	SGF	Barton, Jasper	36 min
Jul 13, 12:13 AM CDT	Severe Thunderstorm Warning	SGF	Dallas, Laclede, Webster, Wright	47 min
Jul 13, 12:18 AM CDT	Severe Thunderstorm Warning	SGF	Dallas, Greene, Laclede, Polk, Webster	42 min
Jul 13, 12:37 AM CDT	Special Weather Statement	SGF	Dent	53 min
Jul 13, 12:49 AM CDT	Special Weather Statement	SGF	Jasper, Lawrence, Newton	41 min
Jul 13, 12:56 AM CDT	Special Weather Statement	SGF	Greene, Webster, Wright	34 min
Jul 13, 12:58 AM CDT	Severe Thunderstorm Warning	SGF	Barry, Jasper, Lawrence, Newton	47 min
Jul 13, 1:02 AM CDT	Severe Thunderstorm Warning	SGF	Greene, Webster, Wright	43 min
Jul 13, 1:16 AM CDT	Tornado Warning	SGF	Webster	17 min
Jul 13, 1:25 AM CDT	Severe Thunderstorm Warning	SGF	Texas, Wright	35 min
Jul 13, 1:27 AM CDT	Tornado Warning	SGF	Texas, Wright	10 min
Jul 13, 1:46 AM CDT	Tornado Warning	SGF	Texas	14 min
Jul 13, 1:59 AM CDT	Tornado Warning	SGF	Howell, Texas	16 min
Jul 13, 2:04 AM CDT	Severe Thunderstorm Warning	SGF	Douglas, Howell, Ozark, Texas	41 min
Jul 13, 2:16 AM CDT	Areal Flood Warning	SGF	Greene, Webster, Wright	6 hr
Jul 13, 2:23 AM CDT	Special Weather Statement	SGF	Barry, Christian, Stone, Taney	37 min
Jul 13, 2:35 AM CDT	Severe Thunderstorm Warning	SGF	Howell, Oregon, Shannon	40 min
Jul 13, 2:52 AM CDT	Special Weather Statement	SGF	Taney	38 min
Jul 13, 2:59 AM CDT	Areal Flood Advisory	SGF	Ozark, Taney	6 hr
Jul 13, 2:59 AM CDT	Severe Thunderstorm Warning	SGF	Ozark, Taney	31 min
Jul 13, 3:14 AM CDT	Special Weather Statement	SGF	Oregon	31 min
Jul 13, 5:30 AM CDT	Special Weather Statement	SGF	Phelps	30 min
Jul 13, 5:43 PM CDT	Special Weather Statement	SGF	Oregon	17 min
Jul 13, 6:34 PM CDT	Areal Flood Advisory	SGF	Oregon	4 hr
Jul 13, 6:43 PM CDT	Special Weather Statement	SGF	Oregon	17 min
Jul 13, 6:49 PM CDT	Severe Thunderstorm Warning	SGF	Oregon	26 min

Nearby

Tornado Warnings in Missouri, 2023 Every tornado warning in 2023 Tornadoes in 2023

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.