Alert archive / Missouri / Tornado Warnings in 2017

Tornado Warning 14, NWS Springfield, MO

March 9, 2017Lawrence County, Missouri

NWS Springfield, MO issued this tornado warning at Mar 9, 2017, 5:34 PM CST for Lawrence County, Missouri. It was in force for 41 min. 2 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: Mar 9, 2017, 5:34 PM CST (23:34 UTC)
Expired: Mar 9, 2017, 6:15 PM CST
In force: 41 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.75 in

County Lawrence County, MO

The radar

The Springfield radar (KSGF), 41 km from the middle of the area, began a volume at 23:39 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
Mar 9, 6:00 PM CST	HAIL 0.25	4 Se Hoberg, MO	HAIL (1.00) -- -- SPOTTER IS 5 MILES N OF VERONA, MO.
Mar 9, 6:24 PM CST	TSTM WND DMG	Aurora, MO	AURORA PD REPORTING RURAL FIRE TRUCK AND PASSENGER VEHICLE BLOWN OFF THE ROADWAY INTO A DITCH ON ROUTE K NORTH OF AURORA AT FARM ROAD 2167.

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
Mar 9, 11:10 AM CST	Severe Thunderstorm Watch	SPC	10 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 11.6 hours before the alert went out and 12 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1760 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 249 m²/s²
0-3 km storm-relative helicity: 230 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

854 
WFUS53 KSGF 092334
TORSGF
MOC109-100015-
/O.NEW.KSGF.TO.W.0014.170309T2334Z-170310T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Springfield MO
534 PM CST THU MAR 9 2017

The National Weather Service in Springfield has issued a

* Tornado Warning for...
  Southern Lawrence County in southwestern Missouri...

* Until 615 PM CST
    
* At 533 PM CST, a severe thunderstorm capable of producing a tornado
  was located 7 miles west of Mount Vernon, moving southeast at 30
  mph.

  HAZARD...Tornado and golf ball 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...
  Aurora...                         Mount Vernon...
  Marionville...                    Verona...
  Stotts City...                    Freistatt...
  Hoberg...                         Chesapeake...

This includes Interstate 44 between mile markers 34 and 51.
 
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 3693 9363 3693 9388 3705 9405 3718 9399
      3713 9362 3692 9361
TIME...MOT...LOC 2333Z 302DEG 28KT 3713 9395 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

Foster

1 follow-up statement

635 
WWUS53 KSGF 092349
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
549 PM CST THU MAR 9 2017

MOC109-100015-
/O.CON.KSGF.TO.W.0014.000000T0000Z-170310T0015Z/
Lawrence MO-
549 PM CST THU MAR 9 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CST FOR SOUTHERN
LAWRENCE COUNTY...
        
At 548 PM CST, a severe thunderstorm capable of producing a tornado
was located over Mount Vernon, moving southeast at 30 mph.

HAZARD...Tornado and golf ball size hail. 

SOURCE...Weather spotters reported a funnel cloud approximately 6 
         miles northeast of Monett in the Hoberg area.

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...
Aurora...                         Mount Vernon...
Marionville...                    Verona...
Stotts City...                    Freistatt...
Hoberg...                         Chesapeake...

This includes Interstate 44 between mile markers 36 and 51.
 
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 3693 9363 3693 9388 3705 9405 3716 9387
      3713 9362 3692 9361
TIME...MOT...LOC 2348Z 302DEG 28KT 3706 9382 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

Foster

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 9, 11:25 AM CST	Severe Thunderstorm Warning	SGF	Vernon	65 min
Mar 9, 12:17 PM CST	Severe Thunderstorm Warning	SGF	Cedar, St. Clair	58 min
Mar 9, 12:58 PM CST	Special Weather Statement	SGF	St. Clair	47 min
Mar 9, 1:07 PM CST	Severe Thunderstorm Warning	SGF	Benton, Hickory, St. Clair	68 min
Mar 9, 1:17 PM CST	Severe Thunderstorm Warning	SGF	St. Clair	43 min
Mar 9, 1:49 PM CST	Severe Thunderstorm Warning	SGF	Camden, Morgan	56 min
Mar 9, 2:07 PM CST	Severe Thunderstorm Warning	SGF	Benton, Hickory, St. Clair	38 min
Mar 9, 2:26 PM CST	Freeze Warning	SGF	Barry, Barton, Benton, Camden, Cedar, Christian and 28 more	70 hr
Mar 9, 2:37 PM CST	Special Weather Statement	SGF	Benton	38 min
Mar 9, 2:39 PM CST	Severe Thunderstorm Warning	SGF	Camden, Miller, Pulaski	66 min
Mar 9, 2:49 PM CST	Severe Thunderstorm Warning	SGF	Benton, Morgan	41 min
Mar 9, 3:00 PM CST	Severe Thunderstorm Warning	SGF	Dallas, Laclede	60 min
Mar 9, 3:15 PM CST	Severe Thunderstorm Warning	SGF	Benton	45 min
Mar 9, 3:22 PM CST	Severe Thunderstorm Warning	SGF	Phelps, Pulaski	38 min
Mar 9, 3:48 PM CST	Severe Thunderstorm Warning	SGF	Dent, Laclede, Phelps, Pulaski, Texas	57 min
Mar 9, 3:50 PM CST	Severe Thunderstorm Warning	SGF	Benton, Camden, Hickory, Morgan	55 min
Mar 9, 4:12 PM CST	Severe Thunderstorm Warning	SGF	Dallas, Greene, Polk	48 min
Mar 9, 4:15 PM CST	Severe Thunderstorm Warning	SGF	Barton	60 min
Mar 9, 4:17 PM CST	Severe Thunderstorm Warning	SGF	Camden, Miller, Pulaski	43 min
Mar 9, 4:21 PM CST	Severe Thunderstorm Warning	SGF	Dent, Phelps, Shannon, Texas	54 min
Mar 9, 4:31 PM CST	Severe Thunderstorm Warning	SGF	Jasper, Newton	59 min
Mar 9, 4:43 PM CST	Severe Thunderstorm Warning	SGF	Dallas, Greene, Laclede, Webster	47 min
Mar 9, 4:46 PM CST	Severe Thunderstorm Warning	SGF	Barton, Dade, Jasper, Lawrence	59 min
Mar 9, 4:50 PM CST	Severe Thunderstorm Warning	SGF	Wright	20 min
Mar 9, 4:59 PM CST	Severe Thunderstorm Warning	SGF	Texas	61 min
Mar 9, 5:12 PM CST	Severe Thunderstorm Warning	SGF	Shannon	48 min
Mar 9, 5:24 PM CST	Severe Thunderstorm Warning	SGF	Lawrence	66 min
Mar 9, 5:26 PM CST	Severe Thunderstorm Warning	SGF	Webster, Wright	47 min
Mar 9, 5:39 PM CST	Severe Thunderstorm Warning	SGF	Jasper, Newton	66 min
Mar 9, 5:44 PM CST	Severe Thunderstorm Warning	SGF	Douglas	61 min
Mar 9, 5:49 PM CST	Severe Thunderstorm Warning	SGF	Howell, Shannon	56 min

Nearby

Tornado Warnings in Missouri, 2017 Every tornado warning in 2017 Tornadoes in 2017

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.