Major derecho - May 8 - Plains to Ohio Valley (beyond?)

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CrazyC83
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Major derecho - May 8 - Plains to Ohio Valley (beyond?)

#1 Postby CrazyC83 » Fri May 08, 2009 7:02 am

PDS Watch issued!!! Should be a moderate risk at 1300Z.

SEL6

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 266
NWS STORM PREDICTION CENTER NORMAN OK
455 AM CDT FRI MAY 8 2009

THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

NORTHERN ARKANSAS
SOUTHEAST KANSAS
SOUTHERN MISSOURI
NORTHEAST OKLAHOMA

EFFECTIVE THIS FRIDAY MORNING FROM 455 AM UNTIL NOON CDT.

...THIS IS A PARTICULARLY DANGEROUS SITUATION...

EXTREMELY DAMAGING THUNDERSTORM WIND GUSTS TO 80 MPH...LARGE HAIL
TO 2 INCHES IN DIAMETER...AND DANGEROUS LIGHTNING ARE POSSIBLE IN
THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 80
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 45 MILES NORTHEAST
OF WEST PLAINS MISSOURI TO 40 MILES WEST SOUTHWEST OF
BARTLESVILLE OKLAHOMA. FOR A COMPLETE DEPICTION OF THE WATCH SEE
THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
DO PRODUCE TORNADOES.

OTHER WATCH INFORMATION...CONTINUE...WW 264...WW 265...

DISCUSSION...A LARGE CLUSTER OF INTENSE CONVECTION OVER SOUTHEAST KS
WILL LIKELY ORGANIZE INTO A BOW ECHO THIS MORNING AND RACE
EAST-SOUTHEASTWARD ACROSS SOUTHWEST MO/NORTHEAST OK/NORTHWEST AR.
HIGH INSTABILITY AND RATHER STRONG WESTERLY FLOW ALOFT SUGGEST THAT
A CORRIDOR OF SIGNIFICANT DAMAGING WINDS IS POSSIBLE THROUGH THE MID
MORNING. LARGE HAIL WILL ALSO REMAIN POSSIBLE IN THE STRONGEST
STORMS.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 29035.


...HART
Last edited by CrazyC83 on Fri May 08, 2009 2:19 pm, edited 4 times in total.
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#2 Postby CrazyC83 » Fri May 08, 2009 7:03 am

I see why there was no PDS watch on Sunday (there should have been though) - the significant wind threat was 60%. Usually 70% calls for PDS.

EDIT: missed the previous watch, I fell asleep before seeing it.
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#3 Postby CrazyC83 » Fri May 08, 2009 7:07 am

ZCZC SPCPWOSPC ALL
WOUS40 KWNS 081143
ARZ000-MOZ000-081945-

PUBLIC SEVERE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0643 AM CDT FRI MAY 08 2009

...SEVERE THUNDERSTORMS EXPECTED OVER PARTS OF SOUTHERN MISSOURI AND
NORTHERN ARKANSAS THIS MORNING THROUGH MID DAY...

THE NWS STORM PREDICTION CENTER IN NORMAN OK IS FORECASTING THE
DEVELOPMENT OF WIDESPREAD DAMAGING WINDS OVER PARTS OF SOUTHERN
MISSOURI AND NORTHERN ARKANSAS THIS MORNING THROUGH MID DAY.

THE AREAS MOST LIKELY TO EXPERIENCE THIS ACTIVITY INCLUDE

NORTHERN ARKANSAS
SOUTHERN MISSOURI

ELSEWHERE...SEVERE STORMS ARE ALSO POSSIBLE FROM...NORTH CENTRAL
TEXAS TO WEST VIRGINIA.

WELL DEFINED...VERY STRONG THUNDERSTORM COMPLEX IS MOVING ACROSS
SOUTHEASTERN KANSAS INTO SOUTHWESTERN MISSOURI EARLY THIS MORNING.
WIDESPREAD DAMAGING WINDS ARE EXPECTED TO ACCOMPANY THE STRONGEST
PORTION OF THIS COMPLEX AS IT SURGES EAST AT ROUGHLY 60 MPH ACROSS
SOUTHERN MISSOURI...POSSIBLY EXTENDING INTO NORTHERN ARKANSAS. VERY
STRONG WINDS HAVE ALREADY OCCURRED WITH THIS SYSTEM OVER PARTS OF
SRN KANSAS WHERE GUSTS HAVE APPROACHED 80 MPH DURING THE OVERNIGHT
HOURS.

STATE AND LOCAL EMERGENCY MANAGERS ARE MONITORING THIS DEVELOPING
SITUATION. THOSE IN THE THREATENED AREA ARE URGED TO REVIEW SEVERE
WEATHER SAFETY RULES AND TO LISTEN TO RADIO...TELEVISION...AND NOAA
WEATHER RADIO FOR POSSIBLE WATCHES...WARNINGS...AND STATEMENTS LATER
TODAY.

..DARROW.. 05/08/2009

$$

That suggests a moderate risk is coming (no kidding, PDS on a slight risk - especially unhatched - is practically unheard of, I guess they made the call a bit too late to catch the 0600Z and didn't add a special update).
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#4 Postby CrazyC83 » Fri May 08, 2009 7:11 am

Update: moderate risk issued. No surprise.
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#5 Postby CrazyC83 » Fri May 08, 2009 7:20 am

MESOSCALE DISCUSSION 0757
NWS STORM PREDICTION CENTER NORMAN OK
0717 AM CDT FRI MAY 08 2009

AREAS AFFECTED...SERN KS...NERN OK...SRN MO...NRN AR

CONCERNING...SEVERE THUNDERSTORM WATCH 266...

VALID 081217Z - 081315Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 266
CONTINUES.

DAMAGING SQUALL LINE IS MOVING ESEWD AT 60 KT AS MCS BEGINS TO TURN
A BIT MORE SWD ALONG EDGE OF STRONG CAP OVER OK. ADDITIONALLY...A
FEW SUPERCELLS HAVE RECENTLY DEVELOPED WITHIN WARM ADVECTION PORTION
OF THIS MCS...AHEAD OF PRIMARY BOW WITHIN SEVERAL NW-SE ORIENTED
LINES. IN SUPPORT OF THIS DEVELOPMENT THE 12Z SOUNDING FROM SGF IS
VERY UNSTABLE WITH MUCAPE ON THE ORDER OF 3500-4000 J/KG IF LIFTING
A PARCEL JUST OFF THE SFC NEAR 900 MB. NEEDLESS TO SAY WIDESPREAD
SIGNIFICANT DAMAGE WILL ACCOMPANY THE BOW AS IT RACES ALONG THE
MO/AR BORDER OVER THE NEXT FEW HOURS. AT THIS SPEED IT WILL
APPROACH THE SERN PORTIONS OF THE WATCH BETWEEN 15-16Z.

..DARROW.. 05/08/2009


ATTN...WFO...LZK...SGF...TSA...ICT...

LAT...LON 37789432 37099154 36069159 35949311 36639524 37549562
37789432

Next watch (likely also PDS if this holds together for the next couple hours) likely in about 2 hours.
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Re: Yet another derecho? May 8

#6 Postby CrazyC83 » Fri May 08, 2009 7:21 am

SPC AC 081209

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0709 AM CDT FRI MAY 08 2009

VALID 081300Z - 091200Z

...THERE IS A MDT RISK OF SVR TSTMS THIS MORNING OVER PORTIONS OF
SOUTHERN MO AND NORTHERN AR...

...THERE IS A SLGT RISK OF SVR TSTMS FROM EAST TX INTO THE OH
VALLEY...

...DERECHO IN PROGRESS THIS MORNING OVER SOUTHERN MO/NORTHERN AR...

...MID MS VALLEY...
MATURE BOW ECHO NOW OVER SOUTHWEST MO IS EXPECTED TO MAINTAIN
INTENSITY AND TRACK EAST-SOUTHEASTWARD ACROSS SOUTHERN MO AND
NORTHERN AR THROUGH THIS MORNING. WIDESPREAD DAMAGING WINDS ARE
BEING REPORTED WITH THIS BOW...AND WILL LIKELY CONTINUE AT LEAST AS
FAR EAST AS THE MS RIVER. FROM THERE EASTWARD...FORECAST IS MORE
UNCERTAIN DUE TO EFFECTS OF NOCTURNAL MCS THAT TRACKED ACROSS KY/TN
OVERNIGHT.
POTENTIAL EXISTS FOR AN ENHANCED THREAT OF DAMAGING
WINDS AND ISOLATED TORNADOES AS MO CONVECTIVE SYSTEM INTERACTS WITH
REMNANT OUTFLOW BOUNDARY OVER WESTERN KY/TN...WHERE LOW LEVEL
VERTICAL SHEAR PROFILES MAY BE STRONGER.

...TX/OK/AR/LA THIS AFTERNOON...
STRONG DAYTIME HEATING AND AMPLE MOISTURE ARE FORECAST THIS
AFTERNOON ALONG AND EAST OF SURFACE BOUNDARY EXTENDING FROM EASTERN
OK INTO NORTH TX. MLCAPE VALUES OF 3000-4000 J/KG ARE POSSIBLE
ALONG THIS AXIS...BUT A RATHER STRONG CAPPING INVERSION WILL LIKELY
PERSIST. A COMBINATION OF DIURNAL HEATING AND CONVERGENCE ALONG THE
BOUNDARY ARE EXPECTED TO LEAD TO AT LEAST ISOLATED SEVERE STORMS
FROM WEST OF DFW TO FSM THIS AFTERNOON AND EVENING. EFFECTIVE SHEAR
PROFILES SUGGEST THAT SUPERCELL STRUCTURES ARE LIKELY...ESPECIALLY
OVER OK PORTION OF AREA. VERY LARGE HAIL AND DAMAGING WINDS WILL BE
POSSIBLE WITH STRONGER CELLS.

...VA/NC...
REMNANTS OF MCS OVER KY/TN WILL CROSS THE APPALACHIANS THIS MORNING
AND MOVE ACROSS NC/VA THIS AFTERNOON. A MOIST AND SUFFICIENTLY
UNSTABLE AIRMASS MAY RESULT IN SOME RE-INTENSIFICATION OF STORMS
WITH GUSTY WINDS AND HAIL POSSIBLE IN A FEW STORMS. AT THIS
TIME...ORGANIZED SEVERE STORMS ARE NOT ANTICIPATED DUE TO MORE CLOUD
COVER AND WEAKER INSTABILITY THAN THE LAST FEW DAYS.

...IA/IL...
A STRONG SHORTWAVE TROUGH IS DIGGING SOUTHWARD ACROSS THE WESTERN
DAKOTAS THIS MORNING...AND WILL MOVE EASTWARD AND AFFECT IA THIS
AFTERNOON. RATHER COOL TEMPERATURES ALOFT AND MODERATELY STEEP
LAPSE RATES MAY RESULT IN A FEW STRONG STORMS CAPABLE OF HAIL THIS
AFTERNOON AND EARLY EVENING.

..HART/HURLBUT.. 05/08/2009

CLICK TO GET WUUS01 PTSDY1 PRODUCT

NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 1630Z
CURRENT UTC TIME: 1220Z (8:20AM), RELOAD THIS PAGE TO UPDATE THE TIME
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#7 Postby Bunkertor » Fri May 08, 2009 7:26 am

++Sorry for crossposting++

Chaser Jordan Hamilton is near Springfield doing the carwash
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#8 Postby Dave » Fri May 08, 2009 7:29 am

CRAWFORD KS-CHEROKEE KS-LAWRENCE MO-JASPER MO-GREENE MO-DADE MO-
BARTON MO-STONE MO-CHRISTIAN MO-NEWTON MO-BARRY MO-
725 AM CDT FRI MAY 8 2009

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 AM CDT
FOR EASTERN CHEROKEE...JASPER...LAWRENCE...NORTHERN BARRY...NORTHERN
NEWTON...NORTHWESTERN CHRISTIAN...NORTHWESTERN STONE...SOUTHEASTERN
CRAWFORD...SOUTHERN BARTON...SOUTHERN DADE AND WESTERN GREENE
COUNTIES...

AT 724 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM DUDENVILLE TO REEDS
TO 8 MILES SOUTH OF RACINE...MOVING EAST AT 65 MPH. THESE STORMS ARE
CAPABLE OF PRODUCING HALF DOLLAR SIZE HAIL...AND DESTRUCTIVE WINDS IN
EXCESS OF 80 MPH.

SEVERE THUNDERSTORMS WILL BE NEAR...
GRANBY AND 6 MILES SOUTH OF LOCKWOOD BY 730 AM CDT.
PIERCE CITY BY 735 AM CDT.
PIERCE CITY...MOUNT VERNON...MONETT AND MILLER BY 740 AM CDT.
VERONA AND 6 MILES SOUTH OF EVERTON BY 745 AM CDT.
MARIONVILLE...AURORA AND 6 MILES SOUTH OF ASH GROVE BY 750 AM CDT.

THE TOWNS OF WENTWORTH...RITCHEY...RED OAK...MEINERT...STOTTS CITY...
STARK CITY...NEWTONIA...PENNSBORO...HOBERG AND FREISTATT ARE IN THE
PATH OF THESE SEVERE THUNDERSTORMS. THIS ALSO INCLUDES INTERSTATE 44
BETWEEN MILE MARKERS 0 AND 73.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THESE STORMS HAVE A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE
ACROSS SOUTHEAST KANSAS AND IN THE JOPLIN AREA. STRUCTURAL DAMAGE
HAS OCCURRED. THIS IS AN EXTREMELY DANGEROUS SITUATION. SEEK SHELTER
NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
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#9 Postby Dave » Fri May 08, 2009 7:44 am

Image
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#10 Postby Dave » Fri May 08, 2009 7:46 am

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
744 AM CDT FRI MAY 8 2009

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
EASTERN DELAWARE COUNTY IN NORTHEAST OKLAHOMA
BENTON COUNTY IN NORTHWEST ARKANSAS

* UNTIL 845 AM CDT

* AT 744 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY SIZE HAIL
AND DAMAGING WINDS TO 70 MPH. THESE STORMS WERE LOCATED ALONG A
LINE EXTENDING FROM 19 MILES NORTHWEST OF GATEWAY TO 9 MILES NORTH
OF GRAVETTE TO 21 MILES WEST OF MAYSVILLE...MOVING EAST AT 55 MPH.

* SOME LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...MAYSVILLE...
GRAVETTE...HIWASSE...PEA RIDGE...BELLA VISTA...GATEWAY...
GARFIELD...DECATUR...GENTRY...SPRINGTOWN...BENTONVILLE...
HIGHFILL...CAVE SPRINGS...ROGERS...LOWELL AND WAR EAGLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM IS LIKELY PRODUCING DAMAGING WINDS.
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#11 Postby Dave » Fri May 08, 2009 7:48 am

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
747 AM CDT FRI MAY 8 2009

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
BARRY COUNTY IN SOUTHWEST MISSOURI...
CHRISTIAN COUNTY IN SOUTHWEST MISSOURI...
GREENE COUNTY IN SOUTHWEST MISSOURI...
MCDONALD COUNTY IN SOUTHWEST MISSOURI...
SOUTHEASTERN LAWRENCE COUNTY IN SOUTHWEST MISSOURI...
SOUTHERN NEWTON COUNTY IN SOUTHWEST MISSOURI...
STONE COUNTY IN SOUTHWEST MISSOURI...
WESTERN TANEY COUNTY IN SOUTHWEST MISSOURI...
WESTERN WEBSTER COUNTY IN SOUTHWEST MISSOURI...

* UNTIL 845 AM CDT.

* AT 745 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 7 MILES WEST OF
WALNUT GROVE TO CHESAPEAKE TO 9 MILES SOUTHEAST OF NOEL...MOVING
EAST AT 55 MPH. THESE STORMS ARE CAPABLE OF PRODUCING DESTRUCTIVE
WINDS IN EXCESS OF 80 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
WALNUT GROVE...REPUBLIC...EXETER AND BILLINGS BY 755 AM CDT.
WILLARD...WASHBURN...CRANE AND CLEVER BY 800 AM CDT.
SELIGMAN AND BATTLEFIELD BY 805 AM CDT.
SPRINGFIELD AND NIXA BY 810 AM CDT.

THE TOWNS OF WAYNE...MCDOWELL...MADRY...BUTTERFIELD...BOIS D'ARC...
SACVILLE...CAVE SPRINGS...WHEELERVILLE...JENKINS AND HURLEY ARE ALSO
IN THE PATH OF THESE SEVERE THUNDERSTORMS. THIS ALSO INCLUDES
INTERSTATE 44 BETWEEN MILE MARKERS 46 AND 109.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THESE ARE VERY DANGEROUS SEVERE THUNDERSTORMS. PEOPLE IN THE PATH OF
THESE STORMS CAN EXPECT DESTRUCTIVE STRAIGHT LINE WINDS CAPABLE OF
CAUSING DAMAGE TO PROPERTY AND UPROOTING LARGE TREES. SEEK SHELTER
INDOORS AND STAY AWAY FROM WINDOWS.
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#12 Postby Dave » Fri May 08, 2009 8:00 am

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
758 AM CDT FRI MAY 8 2009

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
BENTON COUNTY IN CENTRAL MISSOURI...
CEDAR COUNTY IN SOUTHWEST MISSOURI...
DADE COUNTY IN SOUTHWEST MISSOURI...
DALLAS COUNTY IN SOUTHWEST MISSOURI...
HICKORY COUNTY IN CENTRAL MISSOURI...
NORTHWESTERN WEBSTER COUNTY IN SOUTHWEST MISSOURI...
POLK COUNTY IN SOUTHWEST MISSOURI...
ST. CLAIR COUNTY IN WEST CENTRAL MISSOURI...

* UNTIL 900 AM CDT.

* AT 755 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 7 MILES NORTHWEST
OF TABERVILLE TO UMBER VIEW HEIGHTS TO 11 MILES EAST OF EVERTON...
MOVING EAST AT 55 MPH. THESE STORMS ARE CAPABLE OF PRODUCING
DESTRUCTIVE WINDS IN EXCESS OF 80 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
FAIR PLAY BY 810 AM CDT.
MORRISVILLE BY 815 AM CDT.
HUMANSVILLE AND BOLIVAR BY 820 AM CDT.
LOWRY CITY...WEAUBLEAU...PLEASANT HOPE AND OSCEOLA BY 825 AM CDT.
WHEATLAND BY 840 AM CDT.
HERMITAGE BY 845 AM CDT.

THE TOWNS OF EUDORA...BEARCREEK...ARNICA...ALDRICH...JOHNSON CITY...
ROSCOE...MONEGAW SPRINGS...DUNNEGAN...BRIGHTON AND COLLINS ARE ALSO
IN THE PATH OF THESE SEVERE THUNDERSTORMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THESE STORMS HAVE A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE
ACROSS SOUTHEAST KANSAS AND SOUTHWEST MISSOURI...INCLUDING TO HOMES
AND STRUCTURES. THIS IS AN EXTREMELY DANGEROUS SITUATION.
SEEK
SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
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#13 Postby Dave » Fri May 08, 2009 8:04 am

SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
758 AM CDT FRI MAY 8 2009

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
BENTON COUNTY IN CENTRAL MISSOURI...
CEDAR COUNTY IN SOUTHWEST MISSOURI...
DADE COUNTY IN SOUTHWEST MISSOURI...
DALLAS COUNTY IN SOUTHWEST MISSOURI...
HICKORY COUNTY IN CENTRAL MISSOURI...
NORTHWESTERN WEBSTER COUNTY IN SOUTHWEST MISSOURI...
POLK COUNTY IN SOUTHWEST MISSOURI...
ST. CLAIR COUNTY IN WEST CENTRAL MISSOURI...

* UNTIL 900 AM CDT.

* AT 755 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 7 MILES NORTHWEST
OF TABERVILLE TO UMBER VIEW HEIGHTS TO 11 MILES EAST OF EVERTON...
MOVING EAST AT 55 MPH. THESE STORMS ARE CAPABLE OF PRODUCING
DESTRUCTIVE WINDS IN EXCESS OF 80 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
FAIR PLAY BY 810 AM CDT.
MORRISVILLE BY 815 AM CDT.
HUMANSVILLE AND BOLIVAR BY 820 AM CDT.
LOWRY CITY...WEAUBLEAU...PLEASANT HOPE AND OSCEOLA BY 825 AM CDT.
WHEATLAND BY 840 AM CDT.
HERMITAGE BY 845 AM CDT.

THE TOWNS OF EUDORA...BEARCREEK...ARNICA...ALDRICH...JOHNSON CITY...
ROSCOE...MONEGAW SPRINGS...DUNNEGAN...BRIGHTON AND COLLINS ARE ALSO
IN THE PATH OF THESE SEVERE THUNDERSTORMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THESE STORMS HAVE A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE
ACROSS SOUTHEAST KANSAS AND SOUTHWEST MISSOURI...INCLUDING TO HOMES
AND STRUCTURES. THIS IS AN EXTREMELY DANGEROUS SITUATION.
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#14 Postby Dave » Fri May 08, 2009 8:05 am

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
804 AM CDT FRI MAY 8 2009

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
CARROLL COUNTY IN NORTHWEST ARKANSAS
NORTHEASTERN MADISON COUNTY IN NORTHWEST ARKANSAS

* UNTIL 900 AM CDT

* AT 802 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY SIZE HAIL
AND DAMAGING WINDS TO 70 MPH. THESE STORMS WERE LOCATED ALONG A
LINE EXTENDING FROM 20 MILES NORTH OF OAK GROVE TO 23 MILES WEST OF
BEAVER...MOVING SOUTHEAST AT 60 MPH.

* SOME LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...BEAVER...
EUREKA SPRINGS...GRANDVIEW...OAK GROVE...URBANETTE...BERRYVILLE...
CLIFTY...GREEN FOREST...RULE...RUDD...ALPENA...CARROLLTON AND
OSAGE.
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#15 Postby Dave » Fri May 08, 2009 8:07 am

GREENE MO-
805 AM CDT FRI MAY 8 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 AM CDT FOR GREENE
COUNTY...

AT 805 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
TRACK A CONFIRMED TORNADO NEAR REPUBLIC...MOVING NORTHEAST AT 40 MPH.


THIS TORNADO WILL BE NEAR...
BATTLEFIELD BY 815 AM CDT.
SPRINGFIELD BY 825 AM CDT.
STRAFFORD BY 840 AM CDT.
8 MILES SOUTHEAST OF FAIR GROVE BY 845 AM CDT.

THE TOWNS OF GALLOWAY...TURNERS AND BASSVILLE ARE IN THE PATH OF THIS
TORNADO. THIS ALSO INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 66 AND
90.
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#16 Postby Dave » Fri May 08, 2009 8:11 am

DATE: MAY 08 0907 EDT
TORNADO
CITY: REPUBLIC
COUNTY: GREENE
STATE: MO
SOURCE: AMATEUR RADIO
DETAILS: TORNADO REPORTED ON THE GROUND JUST EAST OF REPUBLIC ON HWY 60 MOVING TOWARDS SPRINGFIELD. DAMAGE IS OCCURRING.
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Re: Central Plains/Ozarks/(Ohio Valley?) derecho - May 8

#17 Postby srainhoutx » Fri May 08, 2009 8:12 am

Stay safe folks...

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
752 AM Cdt FRI MAY 08 2009

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

0750 AM TSTM WND GST WEBB CITY 37.15N 94.48W
05/08/2009 E0 MPH JASPER MO ASOS

85 MPH GUST AT THE JOPLIN ASOS


PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
753 AM Cdt FRI MAY 08 2009

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

0745 AM NON-TSTM WND GST LAMAR 37.49N 94.28W
05/08/2009 E80 MPH BARTON MO PUBLIC
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Re: Central Plains/Ozarks/(Ohio Valley?) derecho - May 8

#18 Postby KatDaddy » Fri May 08, 2009 8:15 am

Looks like a hurricane on radar! I am sure that 80mph non-thunderstorm wind was a result of a powerful wake low.
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#19 Postby Dave » Fri May 08, 2009 8:15 am

GREENE
COUNTY...

AT 808 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
TRACK A CONFIRMED TORNADO NEAR REPUBLIC...MOVING NORTHEAST AT 35 MPH.

AT 807 AM...A TORNADO WAS REPORTED IN REPUBLIC NEAR ELM STREET
MOVING NORTHEAST.

THIS TORNADO WILL BE NEAR...
BATTLEFIELD BY 815 AM CDT.
SPRINGFIELD BY 825 AM CDT.
STRAFFORD AND 8 MILES SOUTHEAST OF FAIR GROVE BY 845 AM CDT.

THE TOWNS OF GALLOWAY...TURNERS AND BASSVILLE ARE IN THE PATH OF THIS
TORNADO. THIS ALSO INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 66 AND
90.
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#20 Postby Dave » Fri May 08, 2009 8:16 am

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
814 AM CDT FRI MAY 8 2009

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
DOUGLAS COUNTY IN SOUTHWEST MISSOURI...
EASTERN CHRISTIAN COUNTY IN SOUTHWEST MISSOURI...
EASTERN WEBSTER COUNTY IN SOUTHWEST MISSOURI...
OZARK COUNTY IN SOUTHWEST MISSOURI...
SOUTHERN LACLEDE COUNTY IN SOUTHWEST MISSOURI...
TANEY COUNTY IN SOUTHWEST MISSOURI...
WESTERN HOWELL COUNTY IN SOUTH CENTRAL MISSOURI...
WESTERN TEXAS COUNTY IN SOUTH CENTRAL MISSOURI...
WRIGHT COUNTY IN SOUTHWEST MISSOURI...

* UNTIL 915 AM CDT.

* AT 814 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 13 MILES WEST OF
CONWAY TO 11 MILES WEST OF KELTNER TO 11 MILES WEST OF RIDGEDALE...
MOVING EAST AT 45 MPH. THESE STORMS ARE CAPABLE OF PRODUCING
DESTRUCTIVE WINDS IN EXCESS OF 80 MPH.


* SEVERE THUNDERSTORMS WILL BE NEAR...
FORDLAND AND CONWAY BY 830 AM CDT.
TANEYVILLE...NIANGUA...FORSYTH AND DIGGINS BY 835 AM CDT.
SEYMOUR BY 845 AM CDT.
MANSFIELD...HARTVILLE AND AVA BY 900 AM CDT.
NORWOOD AND 6 MILES WEST OF MOUNTAIN GROVE BY 915 AM CDT.

THE TOWNS OF OZARK BEACH...KIRBYVILLE...EDGEWATER BEACH...
RIDGEDALE...PHILLIPSBURG...POWERSITE...KELTNER...ELKHEAD...RADER AND
KISSEE MILLS ARE ALSO IN THE PATH OF THESE SEVERE THUNDERSTORMS. THIS
ALSO INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 103 AND 127.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THESE ARE VERY DANGEROUS SEVERE THUNDERSTORMS. PEOPLE IN THE PATH OF
THESE STORMS CAN EXPECT DESTRUCTIVE STRAIGHT LINE WINDS CAPABLE OF
CAUSING DAMAGE TO PROPERTY AND UPROOTING LARGE TREES. SEEK SHELTER
INDOORS AND STAY AWAY FROM WINDOWS.
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