Alert archive / Missouri / Tornado Warnings in 2018

Tornado Warning 16, NWS Springfield, MO

May 3, 2018Douglas County, Missouri

NWS Springfield, MO issued this tornado warning at May 3, 2018, 2:41 AM CDT for Douglas County, Missouri. It was in force for 19 min. 3 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: May 3, 2018, 2:41 AM CDT (07:41 UTC)
Expired: May 3, 2018, 3:00 AM CDT
In force: 19 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Douglas County, MO

The radar

The Springfield radar (KSGF), 83 km from the middle of the area, began a volume at 07:41 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
May 3, 2:45 AM CDT	TORNADO	1.5 Ne Squires, MO	CORRECTS PREVIOUS TORNADO REPORT FROM 1 SE SQUIRES. EF1 TORNADO AFTER STORM SURVEY. CORRECTS PREVIOUS TSTM WND DMG REPORT FROM 1 SE SQUIRES. ROOF OFF A NEW CATTLE FEEDER, LOTS OF LIMBS DOWN, TREES UPROOTED AND SNAPPED. ONE OUTBUILDING DESTROYED. TIME BASED ON
May 3, 2:46 AM CDT	TSTM WND DMG	1 Se Squires, MO	REPORTED AT COUNTY ROAD 307 AND HWY 5, SQUIRES, MO. ROOF OFF A NEW CATTLE FEEDER, LOT OF LIMBS DOWN ONE IS 2-3 IN DIAMETER & 10 FT LONG. TIME BASED ON RADAR ESTIMATE.
May 3, 2:46 AM CDT	TORNADO	1 Se Squires, MO	EF1 TORNADO AFTER STORM SURVEY. CORRECTS PREVIOUS TSTM WND DMG REPORT FROM 1 SE SQUIRES. REPORTED AT COUNTY ROAD 307 AND HWY 5, SQUIRES, MO. ROOF OFF A NEW CATTLE FEEDER, LOT OF LIMBS DOWN ONE IS 2-3 IN DIAMETER & 10 FT LONG. TIME BASED ON RADAR ESTIMATE.

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
May 2, 11:09 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 7.7 hours before the alert went out and 109 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: 1170 J/kg
Mixed-layer CIN: -40 J/kg
Mixed-layer LCL: 1041 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 113 m²/s²
0-3 km storm-relative helicity: 164 m²/s²
Significant tornado parameter: 1.0
Supercell composite: 5.6

Open this sounding in Storm Lab

The text

As transmitted.

247 
WFUS53 KSGF 030741
TORSGF
MOC067-030800-
/O.NEW.KSGF.TO.W.0016.180503T0741Z-180503T0800Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Springfield MO
241 AM CDT THU MAY 3 2018

The National Weather Service in Springfield has issued a

* Tornado Warning for...
  Southwestern Douglas County in southwestern Missouri...

* Until 300 AM CDT
    
* At 241 AM CDT, a severe thunderstorm capable of producing a tornado
  was located 7 miles south of Ava, moving east at 50 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...
  Squires...                        Brushyknob...

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.

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 3681 9273 3690 9273 3700 9249 3692 9236
      3681 9242
TIME...MOT...LOC 0741Z 247DEG 43KT 3684 9268 

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

$$

Hatch

1 follow-up statement

031 
WWUS53 KSGF 030751
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
251 AM CDT THU MAY 3 2018

MOC067-030800-
/O.CON.KSGF.TO.W.0016.000000T0000Z-180503T0800Z/
Douglas MO-
251 AM CDT THU MAY 3 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 300 AM CDT FOR SOUTH
CENTRAL DOUGLAS COUNTY...
    
At 251 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Ava, moving northeast at 55 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...
Squires...                        Brushyknob...

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.

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 3681 9262 3693 9266 3700 9249 3692 9236
      3681 9242
TIME...MOT...LOC 0751Z 244DEG 48KT 3692 9255 

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

$$

Hatch

The office that day

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

Issued	Product	Office	Counties	Lasted
May 2, 10:08 PM CDT	Severe Thunderstorm Warning	SGF	St. Clair, Vernon	67 min
May 2, 10:44 PM CDT	Severe Thunderstorm Warning	SGF	Benton, Hickory	61 min
May 2, 11:33 PM CDT	Special Weather Statement	SGF	Camden, Morgan	42 min
May 2, 11:58 PM CDT	Severe Thunderstorm Warning	SGF	Barton, Jasper, Newton	62 min
May 3, 12:40 AM CDT	Severe Thunderstorm Warning	SGF	Cedar, Dade, Lawrence	48 min
May 3, 1:15 AM CDT	Special Weather Statement	SGF	Greene, Polk	45 min
May 3, 1:44 AM CDT	Areal Flood Advisory	SGF	Cedar, St. Clair, Vernon	8 hr
May 3, 2:06 AM CDT	Severe Thunderstorm Warning	SGF	Christian, Douglas, Greene, Webster	54 min
May 3, 2:10 AM CDT	Tornado Warning	SGF	Christian, Greene, Webster	22 min
May 3, 2:16 AM CDT	Special Weather Statement	SGF	Taney	44 min
May 3, 2:27 AM CDT	Severe Thunderstorm Warning	SGF	Douglas, Ozark, Taney	48 min
May 3, 2:39 AM CDT	Severe Thunderstorm Warning	SGF	Douglas, Wright	66 min
May 3, 3:00 AM CDT	Tornado Warning	SGF	Douglas, Howell, Texas, Wright	45 min
May 3, 3:10 AM CDT	Severe Thunderstorm Warning	SGF	Texas	52 min
May 3, 3:12 AM CDT	Severe Thunderstorm Warning	SGF	Douglas, Howell, Ozark	48 min
May 3, 3:31 AM CDT	High Wind Warning	SGF	Barry, Christian, Douglas, Greene, Lawrence, Ozark and 4 more	103 min
May 3, 3:46 AM CDT	Severe Thunderstorm Warning	SGF	Dent, Oregon, Shannon	59 min
May 3, 6:31 AM CDT	Special Weather Statement	SGF	Barry, McDonald, Newton	44 min
May 3, 12:44 PM CDT	Areal Flood Warning	SGF	Howell, Oregon	8 hr
May 3, 1:41 PM CDT	Areal Flood Warning	SGF	Barry, Christian, Douglas, Lawrence, McDonald, Newton and 3 more	8 hr
May 3, 3:50 PM CDT	Special Weather Statement	SGF	Oregon	40 min
May 3, 4:06 PM CDT	Areal Flood Warning	SGF	Christian, Douglas, Ozark, Taney, Texas, Webster and 1 more	5 hr

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.