Alert archive / Missouri / Tornado Warnings in 2015

Tornado Warning 42, NWS Springfield, MO

November 17, 2015Dade County, Greene County, Missouri

NWS Springfield, MO issued this tornado warning at Nov 17, 2015, 6:21 AM CST for Dade County, Greene County, Missouri. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Nov 17, 2015, 6:21 AM CST (12:21 UTC)
Expired: Nov 17, 2015, 6:45 AM CST
In force: 24 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Dade County, MO, Greene County, MO

The radar

The Springfield radar (KSGF), 29 km from the middle of the area, began a volume at 12:20 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.

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 0.4 hours before the alert went out and 56 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: 191 J/kg
Mixed-layer CIN: -67 J/kg
Mixed-layer LCL: 496 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 532 m²/s²
0-3 km storm-relative helicity: 736 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

803 
WFUS53 KSGF 171221
TORSGF
MOC057-077-171245-
/O.NEW.KSGF.TO.W.0042.151117T1221Z-151117T1245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
621 AM CST TUE NOV 17 2015

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN DADE COUNTY IN SOUTHWESTERN MISSOURI...
  NORTHWESTERN GREENE COUNTY IN SOUTHWESTERN MISSOURI...

* UNTIL 645 AM CST
    
* AT 621 AM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER EVERTON...OR 8 MILES SOUTHEAST OF
  GREENFIELD...MOVING NORTHEAST AT 45 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...
  ASH GROVE...                      WALNUT GROVE...
  EVERTON...                        DADEVILLE...

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 3729 9376 3736 9378 3745 9374 3755 9362
      3743 9362 3743 9354 3732 9348
TIME...MOT...LOC 1221Z 240DEG 41KT 3734 9371 

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

$$

BOXELL

1 follow-up statement

695 
WWUS53 KSGF 171238
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
638 AM CST TUE NOV 17 2015

MOC057-077-171248-
/O.EXP.KSGF.TO.W.0042.000000T0000Z-151117T1245Z/
DADE MO-GREENE MO-
638 AM CST TUE NOV 17 2015

...THE TORNADO WARNING FOR SOUTHEASTERN DADE AND NORTHWESTERN GREENE
COUNTIES WILL EXPIRE AT 645 AM CST...
        
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 NOON CST FOR
SOUTHWESTERN MISSOURI.

LAT...LON 3729 9376 3736 9378 3745 9374 3755 9362
      3743 9362 3743 9354 3732 9348
TIME...MOT...LOC 1236Z 240DEG 41KT 3734 9371 

$$

BOXELL

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 16, 7:49 PM CST	River Flood Warning	SGF	Phelps	69 hr
Nov 17, 5:09 AM CST	Severe Thunderstorm Warning	SGF	Barton, Jasper, Newton	51 min
Nov 17, 5:34 AM CST	Severe Thunderstorm Warning	SGF	Barton, Cedar, Dade, Jasper, Lawrence, Newton	41 min
Nov 17, 6:13 AM CST	Severe Thunderstorm Warning	SGF	Cedar, Dade, Greene, Hickory, Lawrence, Polk	47 min
Nov 17, 7:13 AM CST	Flash Flood Warning	SGF	Jasper, McDonald, Newton	6 hr
Nov 17, 7:22 AM CST	Flash Flood Warning	SGF	Lawrence	6 hr
Nov 17, 7:58 AM CST	Flash Flood Warning	SGF	Greene	6 hr
Nov 17, 8:04 AM CST	Flash Flood Warning	SGF	Barry	6 hr
Nov 17, 8:40 AM CST	Flash Flood Warning	SGF	Dade, Dallas, Polk	6 hr
Nov 17, 9:17 AM CST	Areal Flood Warning	SGF	Barton, Benton, Cedar, Dade, Dallas, Hickory and 2 more	12 hr
Nov 17, 9:30 AM CST	Areal Flood Warning	SGF	Camden, Dallas, Miller, Morgan	12 hr
Nov 17, 10:24 AM CST	Areal Flood Warning	SGF	Barton, Cedar, St. Clair, Vernon	6 hr
Nov 17, 11:58 AM CST	Areal Flood Warning	SGF	Laclede, Maries, Phelps, Pulaski, Webster	22 hr
Nov 17, 12:21 PM CST	Areal Flood Warning	SGF	Christian, Douglas, Ozark, Stone, Taney	21 hr
Nov 17, 12:49 PM CST	Flash Flood Warning	SGF	Howell	6 hr
Nov 17, 12:58 PM CST	Areal Flood Warning	SGF	Texas, Wright	20 hr
Nov 17, 1:03 PM CST	Areal Flood Warning	SGF	Dent, Oregon, Shannon	20 hr
Nov 17, 1:07 PM CST	Areal Flood Warning	SGF	Jasper, McDonald, Newton	8 hr
Nov 17, 1:11 PM CST	Areal Flood Warning	SGF	Lawrence	8 hr
Nov 17, 1:44 PM CST	River Flood Warning	SGF	Cedar	50 hr
Nov 17, 1:47 PM CST	River Flood Warning	SGF	Jasper	55 hr
Nov 17, 1:53 PM CST	Areal Flood Warning	SGF	Barry	7 hr
Nov 17, 1:55 PM CST	Areal Flood Warning	SGF	Greene	7 hr
Nov 17, 2:26 PM CST	Areal Flood Warning	SGF	Dade, Dallas, Polk	7 hr
Nov 17, 2:45 PM CST	Tornado Warning	SGF	Douglas, Howell, Ozark	30 min

Nearby

Tornado Warnings in Missouri, 2015 Every tornado warning in 2015 Tornadoes in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.