Alert archive / Missouri / Tornado Warnings in 2007

Tornado Warning 21, NWS Springfield, MO

March 1, 2007Howell County, Oregon County, Missouri

NWS Springfield, MO issued this tornado warning at Mar 1, 2007, 6:51 AM CST for Howell County, Oregon County, Missouri. It was in force for 54 min. 6 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 1, 2007, 6:51 AM CST (12:51 UTC)
Expired: Mar 1, 2007, 7:45 AM CST
In force: 54 min
Issued by: NWS Springfield, MO
Area: Counties, with a storm outline in the text

Counties Howell County, MO, Oregon County, MO

The radar

The Springfield radar (KSGF), 164 km from the middle of the area, began a volume at 12:53 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 1, 7:00 AM CST	TORNADO	Caulfield, MO	DAMAGE REPORTED TO TWO GAS STATIONS, FOUR MOBILE HOMES AND TWO FRAME HOMES.
Mar 1, 7:06 AM CST	HAIL 0.75	Thayer, MO
Mar 1, 7:07 AM CST	HAIL 2.5	Thayer, MO	REPORT AND PICTURES RELAYED BY LOCAL TELEVISION STATION.
Mar 1, 7:13 AM CST	HAIL 1.75	Thayer, MO
Mar 1, 7:15 AM CST	HAIL 0.75	West Plains, MO
Mar 1, 7:54 AM CST	HAIL 1.75	Thayer, MO

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 1, 3:58 AM CST	Tornado Watch	SPC	8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 0.9 hours before the alert went out and 193 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: 232 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 890 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 15 m²/s²
0-3 km storm-relative helicity: 90 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KSGF 011251
TORSGF
MOC091-149-011345-
/O.NEW.KSGF.TO.W.0021.070301T1251Z-070301T1345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
651 AM CST THU MAR 1 2007

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  OREGON COUNTY IN SOUTH CENTRAL MISSOURI...
  HOWELL COUNTY IN SOUTH CENTRAL MISSOURI...

* UNTIL 745 AM CST.

* AT 648 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
  A CONFIRMED TORNADO NORTHEAST OF WEST PLAINS. DOPPLER RADAR SHOWED 
THIS TORNADO MOVING NORTHEAST AT 50 MPH.

* THE TORNADO WILL REMAIN OVER MAINLY RURAL AREAS OF HOWELL AND
  OREGON COUNTIES...INCLUDING THE TOWN OF THOMASVILLE.

THIS STORM PRODUCED TORNADOES ALONG HIGHWAY K WEST OF WEST PLAINS 
AND ON HIGHWAY 160 6 MILES EAST OF WEST PLAINS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

DO NOT USE YOUR CAR TO TRY TO OUTRUN A TORNADO. CARS ARE EASILY
TOSSED AROUND BY TORNADO WINDS. IF YOU ARE CAUGHT IN THE PATH OF A
TORNADO...LEAVE THE CAR AND GO TO A STRONG BUILDING. IF NO SAFE
STRUCTURE IS NEARBY...SEEK SHELTER IN A DITCH OR LOW SPOT AND COVER
YOUR HEAD.

LAT...LON 3678 9211 3704 9185 3704 9167 3687 9166
      3688 9124 3682 9123 3681 9112 3649 9115
      3651 9180 3650 9212

$$

GAGAN

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 1, 2:42 AM CST	Severe Thunderstorm Warning	SGF	Barton, Jasper	63 min
Mar 1, 3:04 AM CST	Tornado Warning	SGF	Barton	30 min
Mar 1, 3:11 AM CST	Severe Thunderstorm Warning	SGF	Benton, Hickory	25 min
Mar 1, 3:17 AM CST	Tornado Warning	SGF	Cedar, Vernon	43 min
Mar 1, 3:39 AM CST	Severe Thunderstorm Warning	SGF	Barton	36 min
Mar 1, 3:43 AM CST	Severe Thunderstorm Warning	SGF	Lawrence	62 min
Mar 1, 3:46 AM CST	Tornado Warning	SGF	St. Clair	59 min
Mar 1, 3:49 AM CST	Tornado Warning	SGF	Barton, Cedar, Dade	56 min
Mar 1, 3:53 AM CST	Tornado Warning	SGF	Dade, Lawrence	20 min
Mar 1, 4:01 AM CST	Severe Thunderstorm Warning	SGF	Greene, Polk	59 min
Mar 1, 4:05 AM CST	Tornado Warning	SGF	Benton, Hickory	55 min
Mar 1, 4:20 AM CST	Tornado Warning	SGF	Christian, Greene	40 min
Mar 1, 4:22 AM CST	Tornado Warning	SGF	Polk	32 min
Mar 1, 4:24 AM CST	Severe Thunderstorm Warning	SGF	Barry	36 min
Mar 1, 4:28 AM CST	Tornado Warning	SGF	Stone, Taney	62 min
Mar 1, 4:35 AM CST	Tornado Warning	SGF	Dallas	39 min
Mar 1, 4:41 AM CST	Tornado Warning	SGF	Webster	64 min
Mar 1, 4:51 AM CST	Tornado Warning	SGF	Laclede	54 min
Mar 1, 4:57 AM CST	Severe Thunderstorm Warning	SGF	Stone	33 min
Mar 1, 5:07 AM CST	Severe Thunderstorm Warning	SGF	Christian	38 min
Mar 1, 5:15 AM CST	Tornado Warning	SGF	Christian	15 min
Mar 1, 5:32 AM CST	Tornado Warning	SGF	Webster	43 min
Mar 1, 5:42 AM CST	Tornado Warning	SGF	Laclede, Pulaski	48 min
Mar 1, 5:47 AM CST	Tornado Warning	SGF	Ozark	43 min
Mar 1, 6:14 AM CST	Tornado Warning	SGF	Maries, Phelps	46 min
Mar 1, 6:16 AM CST	Severe Thunderstorm Warning	SGF	Wright	44 min
Mar 1, 6:20 AM CST	Tornado Warning	SGF	Howell	55 min
Mar 1, 6:27 AM CST	Tornado Warning	SGF	Wright	18 min
Mar 1, 6:47 AM CST	Tornado Warning	SGF	Oregon	58 min
Mar 1, 7:00 AM CST	Tornado Warning	SGF	Phelps	18 min
Mar 1, 7:00 AM CST	Tornado Warning	SGF	Shannon	51 min
Mar 1, 7:38 AM CST	Tornado Warning	SGF	Oregon	52 min

Nearby

Tornado Warnings in Missouri, 2007 Every tornado warning in 2007 Tornadoes in 2007

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.