Alert archive / Missouri / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 202, NWS Springfield, MO

May 2, 20085 counties in Missouri

NWS Springfield, MO issued this severe thunderstorm warning at May 2, 2008, 6:10 AM CDT for 5 counties in Missouri. It was in force for 39 min. 7 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 2, 2008, 6:10 AM CDT (11:10 UTC)
Expired: May 2, 2008, 6:49 AM CDT
In force: 39 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon

Counties Douglas County, MO, Ozark County, MO, Texas County, MO, Webster County, MO, Wright County, MO

The radar

The Springfield radar (KSGF), 94 km from the middle of the area, began a volume at 11:13 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 2, 6:10 AM CDT	TSTM WND DMG	Duncan, MO	OUT BUILDINGS DAMAGED.
May 2, 6:18 AM CDT	TSTM WND GST 60	Hartville, MO	SEVERAL TREES REPORTED DOWN WITH DAMAGE TO A BUILDING REPORTED AS WELL.
May 2, 6:23 AM CDT	TSTM WND GST 80	Norwood, MO	SEVERAL TREES REPORTED DOWN.
May 2, 6:28 AM CDT	TSTM WND DMG	4 E Norwood, MO	ROOF BLOWN OFF OF OUT BUILDING AT THE INTERSECTION OF HIGHWAYS 60 AND Y.
May 2, 6:35 AM CDT	TSTM WND DMG	3 S Mountain Grove, MO	ROOF REPORTED OFF A HOME ALONG WITH NUMEROUS TREES DOWN AND TWISTED. TREES AND OUT BUILDINGS DAMAGED ACROSS THE SOUTHERN PORTION OF THE COUNTY.
May 2, 6:40 AM CDT	TSTM WND DMG	3 Sw Cabool, MO	TREES DOWN AND A BARN DAMAGED.
May 2, 6:52 AM CDT	TSTM WND GST 57	2 Nw Cabool, MO	WIND GUST REPORTED ON HOME WEATHER STATION. REPORTED BY CWIP TEX302.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

Did it verify

Verified. The Iowa Environmental Mesonet's Cow matched 6 storm reports to this severe thunderstorm warning; the first came 0 minutes after it went out.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The watch it was issued in

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

Issued	Product	Office	Lasted
Jan 7, 1:52 PM CST	Tornado Watch	SPC	146 days
May 2, 5:00 AM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 11.2 hours before the alert went out and 122 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: 1112 J/kg
Mixed-layer CIN: -241 J/kg
Mixed-layer LCL: 1195 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 177 m²/s²
0-3 km storm-relative helicity: 225 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.8

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KSGF 021112
SVRSGF
MOC067-153-215-225-229-021215-
/O.NEW.KSGF.SV.W.0202.080502T1110Z-080502T1215Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
610 AM CDT FRI MAY 2 2008

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DOUGLAS COUNTY IN SOUTHWEST MISSOURI...
  OZARK COUNTY IN SOUTHWEST MISSOURI...
  SOUTHEASTERN WEBSTER COUNTY IN SOUTHWEST MISSOURI...
  SOUTHWESTERN TEXAS COUNTY IN SOUTH CENTRAL MISSOURI...
  WRIGHT COUNTY IN SOUTHWEST MISSOURI...

* UNTIL 715 AM CDT.

* AT 607 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 8 MILES NORTHWEST
  OF SEYMOUR TO SQUIRES TO 9 MILES WEST OF PONTIAC...MOVING EAST AT
  31 MPH. THESE STORMS ARE CAPABLE OF PRODUCING DESTRUCTIVE WINDS IN
  EXCESS OF 70 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  MANSFIELD BY 630 AM CDT.
  HARTVILLE AND GAINESVILLE BY 640 AM CDT.
  HARTVILLE BY 645 AM CDT.
  NORWOOD BY 650 AM CDT.
  MOUNTAIN GROVE BY 705 AM CDT.
  BAKERSFIELD BY 710 AM CDT.

THE TOWNS OF SUNDOWN...WASOLA...PONTIAC...NOBLE... 
ISABELLA...DUNCAN...WILLHOIT...BRUSHYKNOB...ODIN AND ROCKBRIDGE ARE 
ALSO IN THE PATH OF THESE SEVERE THUNDERSTORMS.

THESE STORMS HAVE KNOCKED OUT POWER AND BROKE WINDOWS AT THE 
COURTHOUSE IN AVA. 75 MPH WINDS HAVE ALSO BEEN REPORTED IN THE 
ROGERSVILLE AREA. 

TREAT THIS WARNING AS IF IT WERE A TORNADO WARNING. THESE ARE 
DANGEROUS STORMS CAPABLE OF PRODUCING TORNADO-LIKE WINDS DAMAGING 
WINDS...IF YOU ARE IN THEIR PATH SEEK SHELTER INDOORS AND STAY AWAY 
FROM WINDOWS.  


LAT...LON 3650 9263 3688 9275 3732 9283 3740 9226
      3706 9206 3705 9209 3649 9213
TIME...MOT...LOC 1110Z 277DEG 27KT 3724 9282 3686 9263
          3648 9273

$$

RUNNELS

1 follow-up statement

000 
WWUS53 KSGF 021149
SVSSGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
648 AM CDT FRI MAY 2 2008

MOC067-153-215-225-229-021158-
/O.CAN.KSGF.SV.W.0202.000000T0000Z-080502T1215Z/
WRIGHT MO-WEBSTER MO-TEXAS MO-DOUGLAS MO-OZARK MO-
648 AM CDT FRI MAY 2 2008

...THE SEVERE THUNDERSTORM WARNING FOR DOUGLAS...OZARK...SOUTHEASTERN
WEBSTER...SOUTHWESTERN TEXAS AND WRIGHT COUNTIES IS CANCELLED...

...THE TORNADO WARNING FOR EASTERN OZARK COUNTY HAS ALSO BEEN 
CANCELLED...

THE SEVERE THREAT HAS ENDED AS THE STORMS THAT PROMPTED THE WARNINGS 
HAVE MOVED EAST OUT OF THE WARNED AREA.

LAT...LON 3650 9263 3688 9275 3732 9283 3740 9226
      3706 9206 3705 9209 3649 9213
TIME...MOT...LOC 1148Z 277DEG 27KT 3720 9246 3682 9228
          3644 9238

$$
RUNNELS

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Springfield, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at May 2, 3:05 AM CDT, 3 hours 5 minutes earlier.

Area forecast discussion, May 2, 3:05 AM CDT, 3 hours 5 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SPRINGFIELD MO
305 AM CDT FRI MAY 2 2008

...SEVERE THUNDERSTORMS TODAY...

.DISCUSSION...

SEVERE THUNDERSTORMS PRODUCING PRIMARILY LARGE HAIL AND DAMAGING
WINDS WILL MOVE MOVE FROM WEST TO EAST ACROSS THE COUNTY WARNING
AREA TODAY. ISOLATED TORNADOES WILL BE POSSIBLE WHERE SUPERCELL
STRUCTURES ARE OBSERVED.

AN EXTENSIVE SQUALL LINE WITH STRONG TO SEVERE THUNDERSTORMS HAS
DEVELOPED ALONG A COLD FRONT EXTENDING FROM NEAR KANSAS CITY TO
TULSA TO ARDMORE OKLAHOMA. THIS LINE HAS HAD A HISTORY OF
PRODUCING DAMAGING WINDS AND LARGE HAIL. SO FAR THE STRONGEST
WINDS HAVE OCCURRED IN NORTHWEST MISSOURI WITH DAMAGING WINDS
OVER 80 MPH ASSOCIATED WITH A BOWING SEGMENT. THERE HAVE BEEN
SEVERAL REPORTS OF GOLF BALL SIZE HAIL WITHIN THIS LINE OF
THUNDERSTORMS.

AHEAD OF THE APPROACHING COLD FRONT...AN UNSTABLE AND WEAKLY
CAPPED AIRMASS REMAINS IN PLACE WITH SURFACE BASED CAPE RANGING
FROM 1000 TO 2000 J/KG...700-500 MB LAPSE RATES NEAR 7 DEGREES
C/KM...0-3 KM STORM RELATIVE HELICITY NEAR 400 M2/S2 AND SURFACE
TO 6 KM WIND SHEAR NEAR 50 KTS. DAMAGING WINDS...WHERE BOWING
SEGMENTS DEVELOP AND COLD POOLING OCCURS AHEAD OF THE LINE...AND
LARGE HAIL WILL BE THE MAIN THREATS ACROSS SOUTHEAST KANSAS AND
THE OZARKS. HOWEVER...RAPID DEVELOPMENT OF SHORT LIVED WEAK
TORNADOES WILL BE POSSIBLE...ALONG THE LEADING EDGE OF THE SQUALL
LINE...WITH EMBEDDED SUPERCELLS WITHIN THE LINE...AND WITH ANY
DISCRETE SUPERCELL THAT MIGHT FORM AHEAD OF THE SQUALL LINE WITH
SUCH HIGH STORM RELATIVE HELICITIES.

NAM AND GFS GUIDANCE PLACES FRONT NEAR THE HIGHWAY 65 CORRIDOR
AROUND 18Z. STRONG TO SEVERE THUNDERSTORMS WILL REMAIN POSSIBLE
ALONG AND AHEAD OF THE FRONT THROUGH THE AFTERNOON HOURS. DRY
WEATHER AND GRADUALLY CLEARING WILL OCCUR FROM WEST TO EAST
BEHIND THE FRONT AS MUCH DRIER AIR MOVES IN WITH STRONG
ISENTROPIC DOWNGLIDE IN THE THE 305-315K LAYER. THE COLD FRONT
WILL BE EAST OF THE COUNTY WARNING AREA AND SHOWERS AND
THUNDERSTORMS WILL HAVE ENDED BY 00Z.

UPPER LEVEL STORM SYSTEM TRACKS NORTHEAST OF THE REGION SATURDAY.
WITH NORTHWEST FLOW ALOFT AND SURFACE HIGH PRESSURE BUILDING INTO
THE OZARKS...CONDITIONS WILL BE UNSEASONABLY COOL. SURFACE HIGH
PRESSURE SHIFTS EAST OF THE OZARKS ON SUNDAY WITH SOUTHERLY FLOW
RETURNING AND TEMPERATURES REBOUNDING.

ANOTHER UPPER LEVEL STORM SYSTEM WILL DEVELOP EARLY NEXT WEEK IN
THE DESERT SOUTHWEST. THIS SYSTEM WILL KICK INTO THE SOUTHERN
PLAINS IN THE MIDDLE OF THE WEEK BRINGING ADDITIONAL CHANCES FOR
SHOWERS AND THUNDERSTORMS.

ANGLE

&&

.AVIATION...

FOR THE 06Z TAF PACKAGE...LINE OF STRONG TO SEVERE THUNDERSTORMS
HAS DEVELOPED AHEAD OF A COLD FRONT IN EAST KANSAS AND CENTRAL
OKLAHOMA. AT 0530Z...THUNDERSTORMS EXTEND FROM NEAR KTOP TO KUKL
TO KPNC TO KCHK AND IS TRACKING EAST AROUND 30 KNOTS.
THUNDERSTORMS WILL EFFECT AERODROMES AFTER 07Z WITH REDUCTION OF
VISIBILITIES AND CEILINGS TO IFR POSSIBLE. SHOWERS AND
THUNDERSTORMS WILL END BY 12Z AS THE FRONT MOVES EAST THROUGH THE
TERMINALS AND CEILINGS GRADUALLY RAISE TO VFR.

ANGLE

&&

.SGF WATCHES/WARNINGS/ADVISORIES...
MO...NONE.
KS...NONE.
&&

Hazardous weather outlook, May 2, 6:06 AM CDT, 4 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SPRINGFIELD MO
606 AM CDT FRI MAY 2 2008

KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-031115-
BOURBON-CRAWFORD-CHEROKEE-BENTON-MORGAN-MILLER-MARIES-VERNON-
ST. CLAIR-HICKORY-CAMDEN-PULASKI-PHELPS-BARTON-CEDAR-POLK-DALLAS-
LACLEDE-TEXAS-DENT-JASPER-DADE-GREENE-WEBSTER-WRIGHT-NEWTON-
LAWRENCE-CHRISTIAN-DOUGLAS-HOWELL-SHANNON-MCDONALD-BARRY-STONE-
TANEY-OZARK-OREGON-
606 AM CDT FRI MAY 2 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE MISSOURI
OZARKS AND EXTREME SOUTHEAST KANSAS.

.DAY ONE...TODAY AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

  A LINE OF THUNDERSTORMS CAPABLE OF PRODUCING WINDS IN EXCESS OF
  70MPH...HAIL TO THE SIZE OF QUARTERS AND ISOLATED TORNADOES.

  AREAS AFFECTED AND TIMING:

 A BROKEN LINE OF STRONG TO SEVERE THUNDERSTORMS WILL CONTINUE TO
 AFFECT AREAS ALONG AND EAST OF HIGHWAY 65 THROUGH NOON FRIDAY.

  DISCUSSION:

 THIS SQUALL LINE WILL BE CAPABLE OF DAMAGING WIND GUSTS IN
 EXCESS OF 70 MPH...HAIL TO THE SIZE OF QUARTERS AND ISOLATED
 TORNADOES. MODERATE INSTABILITY AND STRONG WIND SHEAR WILL
 MAINTAIN THE THREAT FOR SEVERE WEATHER ALONG THIS LINE OF
 THUNDERSTORMS FOR THE NEXT SEVERAL HOURS.

 THE COLD FRONT...AND ITS ASSOCIATED SEVERE WEATHER THREAT...WILL
 PUSH EAST OF THE REGION BY EARLY AFTERNOON. NO SEVERE WEATHER IS
 ANTICIPATED AFTER THE COLD FRONTAL PASSAGE.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

 ANOTHER STORM SYSTEM MAY MOVE INTO THE REGION TUESDAY AND
 WEDNESDAY BRINGING ANOTHER CHANCE FOR THUNDERSTORMS.

.SPOTTER INFORMATION STATEMENT...

 SPOTTER ACTIVATION WILL LIKELY BE NEED THIS MORNING ALONG
 AND EAST OF HIGHWAY 65 IN SOUTHWEST MISSOURI.

&&

THIS PRODUCT IS NOW AVAILABLE IN GRAPHICAL FORMAT...ALONG WITH
OTHER WEATHER...HYDROLOGICAL AND CLIMATE INFORMATION...AT
HTTP://WWW.CRH.NOAA.GOV/SGF(ALL LOWERCASE)

BARJENBRUCH

In the hours before

Local storm report, May 2, 5:57 AM CDT, 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
557 AM CDT FRI MAY 02 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0546 AM     TSTM WND GST     ELDRIDGE                37.83N 92.75W
05/02/2008  E60 MPH          LACLEDE            MO   TRAINED SPOTTER

&&

HATCH

Local storm report, May 2, 5:58 AM CDT, 12 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
558 AM CDT FRI MAY 02 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0557 AM     TSTM WND GST     FORDLAND                37.16N 92.94W
05/02/2008  E75 MPH          WEBSTER            MO   AMATEUR RADIO

&&

HATCH

Local storm report, May 2, 5:59 AM CDT, 11 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
559 AM CDT FRI MAY 02 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0558 AM     TSTM WND DMG     BRADLEYVILLE            36.78N 92.91W
05/02/2008                   TANEY              MO   TRAINED SPOTTER

            TREE DOWN ACROSS HIGHWAY 76.

&&

HATCH

Local storm report, May 2, 6:01 AM CDT, 9 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
601 AM CDT FRI MAY 02 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0551 AM     TSTM WND DMG     3 SW WALNUT SHADE       36.70N 93.23W
05/02/2008                   TANEY              MO   AMATEUR RADIO

            BILLBOARD DOWN ACROSS THE NORTH BOUND LANE OF HIGHWAY 65
            NORTH OF HIGHWAY F.

&&

HATCH

Local storm report, May 2, 6:02 AM CDT, 8 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
602 AM CDT FRI MAY 02 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0600 AM     TSTM WND GST     BRUNER                  37.01N 92.99W
05/02/2008  E65 MPH          CHRISTIAN          MO   AMATEUR RADIO

&&

HATCH

Local storm report, May 2, 6:09 AM CDT, 1 minute before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
609 AM CDT FRI MAY 02 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0607 AM     TSTM WND GST     AVA                     36.95N 92.66W
05/02/2008  E56 MPH          DOUGLAS            MO   AMATEUR RADIO

            WINDOW BLOWN OUT OF THE COURT HOUSE. POWER REPORTED OUT
            IN TOWN.

&&

HATCH

The office that day

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

Issued	Product	Office	Counties	Lasted
May 2, 3:14 AM CDT	Severe Thunderstorm Warning	SGF	Barton, Jasper, Newton, Vernon	61 min
May 2, 3:35 AM CDT	Severe Thunderstorm Warning	SGF	McDonald, Newton	55 min
May 2, 3:43 AM CDT	Severe Thunderstorm Warning	SGF	Cedar, Dade	62 min
May 2, 4:00 AM CDT	Severe Thunderstorm Warning	SGF	Cedar, Hickory, Polk, St. Clair	60 min
May 2, 4:15 AM CDT	Severe Thunderstorm Warning	SGF	Barry, Jasper, Lawrence, Newton	60 min
May 2, 4:40 AM CDT	Tornado Warning	SGF	Barry	35 min
May 2, 4:44 AM CDT	Severe Thunderstorm Warning	SGF	Dade, Greene, Polk	61 min
May 2, 4:49 AM CDT	Severe Thunderstorm Warning	SGF	Christian, Greene	56 min
May 2, 5:00 AM CDT	Severe Thunderstorm Warning	SGF	Benton, Camden, Miller, Morgan	60 min
May 2, 5:06 AM CDT	Tornado Warning	SGF	Barry, Stone	24 min
May 2, 5:09 AM CDT	Severe Thunderstorm Warning	SGF	Stone, Taney	51 min
May 2, 5:34 AM CDT	Severe Thunderstorm Warning	SGF	Christian	26 min
May 2, 5:38 AM CDT	Severe Thunderstorm Warning	SGF	Dallas, Polk, Webster	67 min
May 2, 5:41 AM CDT	Severe Thunderstorm Warning	SGF	Ozark, Taney	64 min
May 2, 5:47 AM CDT	Tornado Warning	SGF	Christian, Douglas, Webster	28 min
May 2, 6:18 AM CDT	Tornado Warning	SGF	Texas, Wright	27 min
May 2, 6:35 AM CDT	Tornado Warning	SGF	Howell, Ozark, Texas	40 min
May 2, 6:39 AM CDT	Severe Thunderstorm Warning	SGF	Dent, Maries, Phelps, Pulaski, Shannon, Texas	66 min
May 2, 7:01 AM CDT	Tornado Warning	SGF	Oregon, Shannon	44 min
May 2, 7:18 AM CDT	Severe Thunderstorm Warning	SGF	Howell	27 min
May 2, 7:43 AM CDT	Severe Thunderstorm Warning	SGF	Oregon	32 min
May 2, 8:15 AM CDT	Severe Thunderstorm Warning	SGF	Oregon	34 min
May 2, 8:28 AM CDT	Flash Flood Warning	SGF	Oregon	6 hr

Nearby

Severe Thunderstorm Warnings in Missouri, 2008 Every severe thunderstorm warning in 2008

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.