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April 21-24th Severe Weather


SEMIweather

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MESOSCALE DISCUSSION 0520 NWS STORM PREDICTION CENTER NORMAN OK 0521 PM CDT FRI APR 22 2011 AREAS AFFECTED...CNTRL AND ERN MO...WRN IL CONCERNING...TORNADO WATCH 179... VALID 222221Z - 230015Z THE SEVERE WEATHER THREAT FOR TORNADO WATCH 179 CONTINUES. CONDITIONS REMAIN FAVORABLE FOR TORNADOES ACROSS TORNADO WATCH 179...ESPECIALLY OVER CNTRL AND ERN PORTIONS FROM THE COLUMBIA/JEFFERSON CITY/VICHY AREA EWD TOWARDS ST. LOUIS. THE CNW PROFILER AND SGF VWP SHOWS RELATIVELY VEERED FLOW IN THE LOW LEVELS ACROSS WRN MO...WHICH IS RESULTING IN STRAIGHT LINE HODOGRAPHS. HOWEVER..FARTHER NE WHERE SURFACE WINDS ARE MORE BACKED AHEAD OF THE LOW AND IN THE WAKE OF EARLIER CONVECTION...SHEAR IS STRONGER WITH 0-1 KM SRH OVER 300 M2/S2. SUPERCELLS JUST S OF THE COLUMBIA MO AREA HAVE SHOWN STRONG ROTATION...AND THIS TREND IS EXPECTED TO CONTINUE AS THESE CELLS ENCOUNTER GREATER LOW LEVEL SHEAR TO THE E. ISOLATED STRONG TORNADOES MAY OCCUR. LARGE HAIL...SOME VERY LARGE...WILL REMAIN POSSIBLE AREA-WIDE. ..JEWELL.. 04/22/2011 ATTN...WFO...ILX...LSX...LZK...SGF...EAX...TSA... LAT...LON 39478945 36449212 36459464 39489206 39478945
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north side of METRO

BULLETIN - EAS ACTIVATION REQUESTED

TORNADO WARNING

NATIONAL WEATHER SERVICE ST LOUIS MO

655 PM CDT FRI APR 22 2011

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...

SOUTHERN CALHOUN COUNTY IN SOUTHWEST ILLINOIS...

SOUTHEASTERN LINCOLN COUNTY IN EAST CENTRAL MISSOURI...

WESTERN ST. CHARLES COUNTY IN EAST CENTRAL MISSOURI...

WEST CENTRAL ST. LOUIS COUNTY IN EAST CENTRAL MISSOURI...

EASTERN WARREN COUNTY IN EAST CENTRAL MISSOURI...

* UNTIL 745 PM CDT

* AT 650 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A

SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS

STORM WAS LOCATED 6 MILES NORTH OF TRELOAR...OR 8 MILES SOUTHWEST

OF WARRENTON...AND MOVING EAST AT 50 MPH.

IN ADDITION...LARGE HAIL TO THE SIZE OF TENNIS BALLS IS LIKELY.

* LOCATIONS IMPACTED INCLUDE...

WARRENTON...WRIGHT CITY...WENTZVILLE...LAKE ST. LOUIS...DARDENNE

PRAIRIE...ST. PAUL...O'FALLON...COTTLEVILLE...WELDON SPRING...ST.

PETERS...CHESTERFIELD...TRUESDALE...NEW MELLE...HARVESTER...

FORISTELL...FLINT HILL...OLD MONROE AND GOLDEN EAGLE

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OK

SEVERE WEATHER STATEMENT

NATIONAL WEATHER SERVICE TULSA OK

704 PM CDT FRI APR 22 2011

ARC007-230045-

/O.CON.KTSA.TO.W.0049.000000T0000Z-110423T0045Z/

BENTON AR-

704 PM CDT FRI APR 22 2011

...TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR CENTRAL

BENTON COUNTY...

AT 702 PM CDT...NWS METEOROLOGISTS AND STORM SPOTTERS CONTINUED TO

TRACK A VERY DANGEROUS TORNADO LOCATED NEAR HIGHFILL AND NORTHWEST

ARKANSAS REGIONAL AIRPORT...MOVING EAST AT 35 MPH. A TORNADO HAS

BEEN CONFIRMED...TAKE COVER NOW!

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BULLETIN - EAS ACTIVATION REQUESTED

TORNADO WARNING

NATIONAL WEATHER SERVICE TULSA OK

707 PM CDT FRI APR 22 2011

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...

EASTERN OKFUSKEE COUNTY IN EAST CENTRAL OKLAHOMA

SOUTHERN OKMULGEE COUNTY IN NORTHEAST OKLAHOMA

WESTERN MCINTOSH COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 730 PM CDT

* AT 702 PM CDT...NEWS MEDIA REPORTED A TORNADO IN ASSOCIATION WITH

A THUNDERSTORM 3 MILES NORTH OF CLEARVIEW...MOVING EAST AT 25 MPH.

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BULLETIN - EAS ACTIVATION REQUESTED

TORNADO WARNING

NATIONAL WEATHER SERVICE SPRINGFIELD MO

709 PM CDT FRI APR 22 2011

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* TORNADO WARNING FOR...

CHRISTIAN COUNTY IN SOUTHWEST MISSOURI...

* UNTIL 800 PM CDT.

* AT 706 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A

TORNADO 4 MILES NORTHWEST OF HIGHLANDVILLE...MOVING EAST AT 35 MPH.

THIS STORM HAS PRODUCED MULTIPLE FUNNEL CLOUDS.

* LOCATIONS IMPACTED INCLUDE BRUNER...CHADWICK...CHRISTIAN CENTER...

ELKHEAD...EXTREME SOUTHEASTERN SPRINGFIELD...FREMONT HILLS...

HIGHLANDVILLE...KELTNER...LINDEN...NIXA...OLDFIELD...OZARK...

SELMORE AND SPARTA.

IN ADDITION TO A TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE

DAMAGING HAIL UP TO GOLF BALL SIZE...AND DESTRUCTIVE STRAIGHT LINE

WINDS IN EXCESS OF 70 MPH.

THIS REPLACES THE TORNADO WARNING THAT WAS PREVIOUSLY IN EFFECT FOR

CHRISTIAN COUNTY.

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it may have lifted..no longer says confirmed

SEVERE WEATHER STATEMENT

NATIONAL WEATHER SERVICE TULSA OK

714 PM CDT FRI APR 22 2011

ARC007-230045-

/O.CON.KTSA.TO.W.0049.000000T0000Z-110423T0045Z/

BENTON AR-

714 PM CDT FRI APR 22 2011

...TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR EASTERN

BENTON COUNTY...

AT 710 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE

THUNDERSTORM CAPABLE OF PRODUCING A TORNADO LOCATED NEAR VAUGHN...

MOVING EAST AT 30 MPH.

SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...CAVE

SPRINGS...MILLER...BELLA VISTA...BENTONVILLE...LOWELL...ROGERS...PEA

RIDGE...MONTE NE AND AVOCA.

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very strong rotation wiht the STL at this time

SEVERE WEATHER STATEMENT

NATIONAL WEATHER SERVICE ST LOUIS MO

715 PM CDT FRI APR 22 2011

ILC013-MOC113-183-189-219-230045-

/O.CON.KLSX.TO.W.0044.000000T0000Z-110423T0045Z/

CALHOUN IL-ST. LOUIS MO-ST. CHARLES MO-WARREN MO-LINCOLN MO-

715 PM CDT FRI APR 22 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN LINCOLN...

EAST CENTRAL WARREN...WESTERN ST. CHARLES...WEST CENTRAL ST. LOUIS

AND SOUTHERN CALHOUN COUNTIES UNTIL 745 PM CDT...

AT 712 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A

SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS

STORM WAS LOCATED 5 MILES WEST OF NEW MELLE...OR 7 MILES SOUTHEAST OF

WRIGHT CITY...MOVING EAST AT 30 MPH.

IN ADDITION...THERE WAS A PUBLIC REPORT OF A POSSIBLE TORNADO

TOUCHDOWN IN WARRENTON.

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STL metro

SEVERE WEATHER STATEMENT

NATIONAL WEATHER SERVICE ST LOUIS MO

718 PM CDT FRI APR 22 2011

ILC013-MOC113-183-189-219-230045-

/O.CON.KLSX.TO.W.0044.000000T0000Z-110423T0045Z/

CALHOUN IL-ST. LOUIS MO-ST. CHARLES MO-WARREN MO-LINCOLN MO-

718 PM CDT FRI APR 22 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN LINCOLN...

EAST CENTRAL WARREN...WESTERN ST. CHARLES...WEST CENTRAL ST. LOUIS

AND SOUTHERN CALHOUN COUNTIES UNTIL 745 PM CDT...

AT 717 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS GIVING

VERY STRONG INDICATIONS OF A TORNADO. THIS DANGEROUS STORM WAS

LOCATED NEAR NEW MELLE...OR 7 MILES SOUTHWEST OF WENTZVILLE...MOVING

EAST AT 30 MPH.

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BULLETIN - EAS ACTIVATION REQUESTED

TORNADO WARNING

NATIONAL WEATHER SERVICE TULSA OK

707 PM CDT FRI APR 22 2011

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR...

EASTERN OKFUSKEE COUNTY IN EAST CENTRAL OKLAHOMA

SOUTHERN OKMULGEE COUNTY IN NORTHEAST OKLAHOMA

WESTERN MCINTOSH COUNTY IN SOUTHEAST OKLAHOMA

* UNTIL 730 PM CDT

* AT 702 PM CDT...NEWS MEDIA REPORTED A TORNADO IN ASSOCIATION WITH

A THUNDERSTORM 3 MILES NORTH OF CLEARVIEW...MOVING EAST AT 25 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...

PHAROAH...WILSON...HENRYETTA...MORRIS...SCHULTER...GRAYSON...

HOFFMAN AND DEWAR.

THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 222 AND 250.

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