Alert archive / Missouri / Tornado Warnings in 2017

Tornado Warning 10, NWS Springfield, MO

March 6, 2017Douglas County, Howell County, Ozark County, Missouri

NWS Springfield, MO issued this tornado warning at Mar 6, 2017, 11:43 PM CST for Douglas County, Howell County, Ozark County, Missouri. It was in force for 47 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
Mar 6, 2017, 11:43 PM CST (05:43 UTC)
Expired
Mar 7, 2017, 12:30 AM CST
In force
47 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Douglas County, MO, Howell County, MO, Ozark County, MO

The radar

The Springfield radar (KSGF), 120 km from the middle of the area, began a volume at 05:42 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 6, 6:51 PM CSTTornado WatchSPC8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 5.7 hours before the alert went out and 137 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-pSkew-T log-p diagram, Springfield, MO at 00:00Z on 2017-03-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 629 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2017-03-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 319 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
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
629 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
1110 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
319 m²/s²
0-3 km storm-relative helicity
542 m²/s²
Significant tornado parameter
1.7
Supercell composite
8.2

Open this sounding in Storm Lab

The text

As transmitted.

094 
WFUS53 KSGF 070543
TORSGF
MOC067-091-153-070630-
/O.NEW.KSGF.TO.W.0010.170307T0543Z-170307T0630Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Springfield MO
1143 PM CST MON MAR 6 2017

The National Weather Service in Springfield has issued a

* Tornado Warning for...
  Eastern Ozark County in southwestern Missouri...
  Southeastern Douglas County in southwestern Missouri...
  Western Howell County in south central Missouri...

* Until 1230 AM CST
    
* At 1143 PM CST, a severe thunderstorm capable of producing a
  tornado was located over Gainesville, or 16 miles northeast of Bull
  Shoals, moving northeast at 70 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...
  Gainesville...                    Bakersfield...
  South Fork...                     Tecumseh...
  Pottersville...                   Caulfield...
  Udall...                          Hardenville...
  Siloam Springs...                 Moody...
  Sycamore...                       Dora...
  Zanoni...                         

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!

&&

LAT...LON 3650 9252 3662 9259 3696 9198 3653 9187
TIME...MOT...LOC 0543Z 245DEG 59KT 3659 9247 

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

$$

Griffin
4 follow-up statements
133 
WWUS53 KSGF 070557
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
1157 PM CST MON MAR 6 2017

MOC067-091-153-070630-
/O.CON.KSGF.TO.W.0010.000000T0000Z-170307T0630Z/
Ozark MO-Douglas MO-Howell MO-
1157 PM CST MON MAR 6 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1230 AM CST FOR
NORTHEASTERN OZARK...SOUTHEASTERN DOUGLAS AND WESTERN HOWELL
COUNTIES...
    
At 1156 PM CST, a severe thunderstorm capable of producing a tornado
was located 10 miles northeast of Gainesville, or 23 miles west of
West Plains, moving northeast at 50 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...
Gainesville...                    South Fork...
Hardenville...                    Siloam Springs...
Sycamore...                       Tecumseh...
Dora...                           Pottersville...
Caulfield...                      Zanoni...

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!

&&

LAT...LON 3657 9242 3672 9241 3696 9198 3659 9189
TIME...MOT...LOC 0556Z 243DEG 54KT 3668 9227 

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

$$

Griffin
202 
WWUS53 KSGF 070602
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
1202 AM CST TUE MAR 7 2017

MOC067-091-153-070630-
/O.CON.KSGF.TO.W.0010.000000T0000Z-170307T0630Z/
Ozark MO-Douglas MO-Howell MO-
1202 AM CST TUE MAR 7 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1230 AM CST FOR
NORTHEASTERN OZARK...SOUTHEASTERN DOUGLAS AND NORTHWESTERN HOWELL
COUNTIES...
    
At 1201 AM CST, a severe thunderstorm capable of producing a tornado
was located 13 miles north of Bakersfield, or 18 miles west of West
Plains, moving east at 55 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...
Dora...                           Siloam Springs...
Pottersville...                   Sycamore...

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!

&&

LAT...LON 3661 9235 3679 9228 3696 9198 3665 9190
TIME...MOT...LOC 0601Z 248DEG 50KT 3671 9219 

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

$$

Griffin
092 
WWUS53 KSGF 070607
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
1207 AM CST TUE MAR 7 2017

MOC067-091-153-070630-
/O.CON.KSGF.TO.W.0010.000000T0000Z-170307T0630Z/
Ozark MO-Douglas MO-Howell MO-
1207 AM CST TUE MAR 7 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1230 AM CST FOR
NORTHEASTERN OZARK...SOUTHEASTERN DOUGLAS AND NORTHWESTERN HOWELL
COUNTIES...
    
At 1207 AM CST, a severe thunderstorm capable of producing a tornado
was located 13 miles north of Bakersfield, or 16 miles west of West
Plains, moving east at 50 mph.

HAZARD...Tornado and ping pong 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...
Dora...                           Siloam Springs...
Pottersville...                   

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!

&&

LAT...LON 3662 9228 3681 9224 3696 9198 3665 9190
TIME...MOT...LOC 0607Z 248DEG 45KT 3671 9215 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

Griffin
228 
WWUS53 KSGF 070622
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
1222 AM CST TUE MAR 7 2017

MOC067-091-153-070631-
/O.EXP.KSGF.TO.W.0010.000000T0000Z-170307T0630Z/
Ozark MO-Douglas MO-Howell MO-
1222 AM CST TUE MAR 7 2017

...THE TORNADO WARNING FOR NORTHEASTERN OZARK...SOUTHEASTERN DOUGLAS
AND NORTHWESTERN HOWELL COUNTIES WILL EXPIRE AT 1230 AM CST...
    
The Tornado Warning that was previously in effect has been reissued 
for Howell County and is in effect until 1 AM CST. Please refer to 
that bulletin for the latest severe weather information.

A tornado watch remains in effect until 300 AM CST for south central
and southwestern Missouri.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Springfield.



LAT...LON 3662 9228 3681 9224 3696 9198 3665 9190
TIME...MOT...LOC 0621Z 245DEG 59KT 3680 9191 

$$

Griffin

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 6, 8:51 PM CSTSevere Thunderstorm WarningSGFVernon39 min
Mar 6, 9:07 PM CSTSevere Thunderstorm WarningSGFBarton, Vernon53 min
Mar 6, 9:09 PM CSTSpecial Weather StatementSGFBarton, Benton, Camden, Cedar, Dade, Dallas and 4 more81 min
Mar 6, 9:16 PM CSTSevere Thunderstorm WarningSGFBarton, Jasper59 min
Mar 6, 9:19 PM CSTSevere Thunderstorm WarningSGFBenton, Hickory, St. Clair56 min
Mar 6, 9:21 PM CSTTornado WarningSGFCedar, St. Clair, Vernon24 min
Mar 6, 9:35 PM CSTSevere Thunderstorm WarningSGFCedar55 min
Mar 6, 9:40 PM CSTSpecial Weather StatementSGFDouglas, Howell, Ozark, Stone, Taney65 min
Mar 6, 9:40 PM CSTTornado WarningSGFSt. Clair19 min
Mar 6, 9:43 PM CSTSevere Thunderstorm WarningSGFMorgan62 min
Mar 6, 10:00 PM CSTSevere Thunderstorm WarningSGFBarton, Cedar, Dade, Greene, Jasper, Lawrence and 3 more60 min
Mar 6, 10:11 PM CSTSevere Thunderstorm WarningSGFBenton, Camden, Dallas, Hickory, Laclede, Miller and 2 more64 min
Mar 6, 10:14 PM CSTSevere Thunderstorm WarningSGFBarry, Lawrence, McDonald, Newton61 min
Mar 6, 10:19 PM CSTSevere Thunderstorm WarningSGFChristian, Dallas, Greene, Laclede, Lawrence, Polk and 1 more56 min
Mar 6, 10:29 PM CSTTornado WarningSGFCamden, Miller, Morgan31 min
Mar 6, 10:41 PM CSTSevere Thunderstorm WarningSGFBarry, Christian, Lawrence, McDonald, Stone64 min
Mar 6, 10:49 PM CSTTornado WarningSGFDallas, Laclede41 min
Mar 6, 10:50 PM CSTTornado WarningSGFCamden, Miller, Pulaski40 min
Mar 6, 11:02 PM CSTSevere Thunderstorm WarningSGFChristian, Dallas, Douglas, Greene, Laclede, Pulaski and 3 more58 min
Mar 6, 11:09 PM CSTSevere Thunderstorm WarningSGFBarry, Christian, Douglas, Stone, Taney66 min
Mar 6, 11:12 PM CSTSevere Thunderstorm WarningSGFCamden, Laclede, Maries, Miller, Phelps, Pulaski63 min
Mar 6, 11:13 PM CSTSevere Thunderstorm WarningSGFOzark, Taney47 min
Mar 6, 11:41 PM CSTTornado WarningSGFMaries, Phelps34 min
Mar 6, 11:51 PM CSTSevere Thunderstorm WarningSGFChristian, Douglas, Ozark, Taney54 min
Mar 6, 11:58 PM CSTSevere Thunderstorm WarningSGFChristian, Laclede, Pulaski, Texas, Webster, Wright62 min
Mar 7, 12:12 AM CSTSevere Thunderstorm WarningSGFDent63 min
Mar 7, 12:19 AM CSTTornado WarningSGFHowell41 min
Mar 7, 12:34 AM CSTSevere Thunderstorm WarningSGFDouglas, Howell, Ozark, Taney56 min
Mar 7, 12:41 AM CSTTornado WarningSGFOregon, Shannon49 min
Mar 7, 1:23 AM CSTSpecial Weather StatementSGFHowell, Oregon52 min
Mar 7, 2:14 AM CSTSevere Thunderstorm WarningSGFOregon13 min
Mar 7, 2:10 PM CSTFire Weather WatchSGFBarton, Benton, Cedar, Dade, Hickory, Jasper and 5 more13 hr

Nearby

Tornado Warnings in Missouri, 2017Every tornado warning in 2017Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.