Severe weather outbreak? March 23-24 - Plains/Midwest

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Dave
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#121 Postby Dave » Mon Mar 23, 2009 5:52 pm

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#122 Postby Dave » Mon Mar 23, 2009 5:57 pm

HARRISON IA-POTTAWATTAMIE IA-WASHINGTON NE-
555 PM CDT MON MAR 23 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR
SOUTHEASTERN WASHINGTON...NORTHWESTERN POTTAWATTAMIE AND HARRISON
COUNTIES...

AT 555 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR WILSON ISLAND STATE
PARK...OR 14 MILES NORTH OF OMAHA...MOVING NORTHEAST AT 45 MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...MISSOURI VALLEY...
MODALE...LOGAN...MAGNOLIA...WOODBINE AND DUNLAP.
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#123 Postby Dave » Mon Mar 23, 2009 6:00 pm

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#124 Postby CrazyC83 » Mon Mar 23, 2009 6:07 pm

MESOSCALE DISCUSSION 0243
NWS STORM PREDICTION CENTER NORMAN OK
0604 PM CDT MON MAR 23 2009

AREAS AFFECTED...PORTIONS SRN/ERN SD...ERN NEB...WRN IA...EXTREME
NWRN MO...EXTREME SWRN MN.

CONCERNING...TORNADO WATCH 55...

VALID 232304Z - 240100Z

THE SEVERE WEATHER THREAT FOR TORNADO WATCH 55 CONTINUES.

CONTINUE WW ALONG/AHEAD OF PRIMARY CONVECTIVE BAND. AREAS OF
CENTRAL/SRN IA CURRENTLY E OF WW 55 WILL BE MONITORED FOR ADDITIONAL
WW ISSUANCE THIS EVENING.

MIXED-MODE OF DISCRETE/EMBEDDED SUPERCELLS AND QUASI-LINEAR MCS IS
FCST TO CONTINUE LIFTING NEWD ACROSS MO VALLEY REGION. RELATIVELY
DISCRETE AND APPARENTLY HEAVY-PRECIP SUPERCELL...WITH HISTORY OF ONE
OR MORE TORNADO REPORTS SSW OF OMA AREA...WILL CONTINUE MOVING NNEWD
45-50 KT OVER PORTIONS NWRN IA. REMAINDER CONVECTION FROM THERE SWD
IS MORE SEGMENTED/LINEAR...ALTHOUGH EMBEDDED MESOCYCLONES STILL MAY
POSE TORNADO RISK FOR ANOTHER COUPLE HOURS. OVERALL SVR THREAT
SHOULD DIMINISH AFTER APPROXIMATELY 01Z AS SFC AIR MASS STABILIZES
AND INFLOW LAYER AIR MASS BECOMES MORE ELEVATED...ESPECIALLY N OF
WARM FRONT. SFC MESOANALYSIS SHOWS DEEP CYCLONE OVER S-CENTRAL
SD...MOVING NEWD...WITH COMBINED DRYLINE/WARM FRONT SEWD INVOF MO
RIVER TO NEAR NEB BORDER...WARM FRONT ESEWD AND SEWD ACROSS NWRN IA
BETWEEN OMA-DSM...THEN GENERALLY EWD ALONG I-80 ACROSS REMAINDER IA.
DRYLINE ARCS SSEWD FROM WARM FRONT INTERSECTION TO NEAR OLU...THEN
THROUGH JEFFERSON COUNTY NEB. COLD FRONT EXTENDING GENERALLY SWD
FROM LOW OVER CENTRAL NEB IS FCST TO CATCH UP TO DRYLINE DURING
REMAINDER EVENING. ENVIRONMENT ALONG AND S OF WARM FRONT IS
CHARACTERIZED BY 0-1 KM SRH 250-400 J/KG...AND MRGL BUOYANCY WITH
MLCAPE 250-700 J/KG BASED ON MODIFIED RAOBS AND RUC SOUNDINGS.
SFC-BASED INSTABILITY IN INFLOW-LAYER AIR IS FCST TO DIMINISH FOR
REMAINDER EVENING FOR CONVECTION OVER SRN SD AND NERN NEB...AS
DIABATIC COOLING OCCURS AND ACTIVITY OUTRUNS WARM FRONT POSITION.
FARTHER SE ACROSS CENTRAL/SRN IA AND NWRN MO...SVR POTENTIAL MAY BE
LONGER-LIVED...THOUGH SBCINH WILL REMAIN LARGE ACROSS THIS REGION
AND ACTIVITY SHOULD BECOME ELEVATED WITH TIME.

..EDWARDS.. 03/23/2009


ATTN...WFO...DMX...EAX...FSD...OAX...ABR...

LAT...LON 40089617 41839631 42929677 43699792 44209922 44350042
44679982 44649825 44269681 43529580 42419467 41409371
40229321 40089617
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#125 Postby Dave » Mon Mar 23, 2009 6:09 pm

HARRISON IA-
607 PM CDT MON MAR 23 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR HARRISON
COUNTY...

AT 606 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO. THIS
TORNADO WAS LOCATED NEAR MODALE...OR 24 MILES NORTH OF OMAHA...MOVING
NORTHEAST AT 40 MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...MAGNOLIA...LOGAN...
WOODBINE...PISGAH AND DUNLAP.
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#126 Postby Dave » Mon Mar 23, 2009 6:10 pm

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#127 Postby RL3AO » Mon Mar 23, 2009 6:13 pm

Nice couplet on that cell.

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#128 Postby Dave » Mon Mar 23, 2009 6:14 pm

613 PM CDT MON MAR 23 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR CENTRAL
HARRISON COUNTY...

AT 613 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO. THIS
TORNADO WAS LOCATED NEAR MAGNOLIA...OR 30 MILES NORTH OF OMAHA...
MOVING NORTH AT 50 MPH.

LOCATIONS NEAR THE PATH OF THE TORNADO INCLUDE...PISGAH.
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#129 Postby KWT » Mon Mar 23, 2009 6:14 pm

000
WUUS53 KTOP 232306
SVRTOP
KSC061-149-161-232345-
/O.NEW.KTOP.SV.W.0026.090323T2306Z-090323T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
606 PM CDT MON MAR 23 2009

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN GEARY COUNTY IN EAST CENTRAL KANSAS...
SOUTHWESTERN POTTAWATOMIE COUNTY IN NORTHEAST KANSAS...
RILEY COUNTY IN NORTHEAST KANSAS...

* UNTIL 645 PM CDT

* AT 604 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DESTRUCTIVE WINDS IN EXCESS OF 80 MPH. THIS STORM WAS LOCATED 5
MILES SOUTHWEST OF MILFORD STATE PARK...OR 8 MILES WEST OF JUNCTION
CITY...MOVING NORTHEAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
JUNCTION CITY...
MILFORD STATE PARK...
MILFORD LAKE...
MILFORD...
OGDEN...
RILEY...
KEATS...
MANHATTAN...
TUTTLE CREEK STATE PARK...
TUTTLE CREEK LAKE...

THIS STORM HAS A HISTORY OF PRODUCING QUARTER SIZE HAIL AND 60 MPH
WINDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH IS ALSO IN EFFECT. SEVERE THUNDERSTORMS CAN PRODUCE
TORNADOES RAPIDLY.

LARGE HAIL...VERY HEAVY RAIN AND DAMAGING WINDS ARE LIKELY WITH THIS
STORM. FOR YOUR SAFETY...TAKE COVER INSIDE A BUILDING.

STAY TUNED TO WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE LATEST
SEVERE WEATHER INFORMATION.

&&

LAT...LON 3933 9638 3915 9657 3903 9684 3899 9695
3924 9695 3949 9672
TIME...MOT...LOC 2305Z 219DEG 38KT 3906 9697

$$
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#130 Postby Dave » Mon Mar 23, 2009 6:20 pm

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
618 PM CDT MON MAR 23 2009

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN HARRISON COUNTY IN SOUTHWEST IOWA
MONONA COUNTY IN WEST CENTRAL IOWA

* UNTIL 715 PM CDT

* AT 619 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 70 MPH. THIS STORM WAS LOCATED 4 MILES
SOUTHEAST OF PISGAH...OR 37 MILES NORTH OF OMAHA...AND WAS MOVING
NORTH AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
MOORHEAD...
UTE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...
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#131 Postby Dave » Mon Mar 23, 2009 6:22 pm

MAR 23 190500 EDT
TORNADO
6 SW LOGAN
HARRISON CTY
IA
FIRE DEPT/RESCUE
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#132 Postby Dave » Mon Mar 23, 2009 6:27 pm

HARRISON IA-
624 PM CDT MON MAR 23 2009

...THE TORNADO WARNING FOR CENTRAL HARRISON COUNTY EXPIRES AT 630 PM
CDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND NO LONGER
APPEARED TO BE CAPABLE OF PRODUCING A TORNADO.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO
WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT.
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#133 Postby Dave » Mon Mar 23, 2009 6:29 pm

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#134 Postby CrazyC83 » Mon Mar 23, 2009 6:30 pm

Definitely the southern areas are where to watch now.
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#135 Postby Dave » Mon Mar 23, 2009 6:34 pm

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
633 PM CDT MON MAR 23 2009

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* TORNADO WARNING FOR...
NORTHEASTERN NEMAHA COUNTY IN NORTHEAST KANSAS...

* UNTIL 700 PM CDT

* AT 633 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES
SOUTHWEST OF BERN...OR 25 MILES SOUTHWEST OF FALLS CITY...MOVING
NORTHEAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
BERN...
SABETHA...
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#136 Postby abryant.ma » Mon Mar 23, 2009 6:35 pm

For an in-depth look at tonight's storms so far, please visit the following link:

http://www.scannewengland.net/forums/sh ... hp?p=71164
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#137 Postby Bunkertor » Mon Mar 23, 2009 6:37 pm

CrazyC83 wrote:Definitely the southern areas are where to watch now.


Yes

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#138 Postby Dave » Mon Mar 23, 2009 6:38 pm

KILX - OKLAHOMA CITY OK - 1839 CDT

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#139 Postby RL3AO » Mon Mar 23, 2009 6:40 pm

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#140 Postby Dave » Mon Mar 23, 2009 6:41 pm

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
Speaking of Oklahoma..

NATIONAL WEATHER SERVICE NORMAN OK
640 PM CDT MON MAR 23 2009

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A

* TORNADO WARNING FOR...
NORTHERN LOGAN COUNTY IN CENTRAL OKLAHOMA...

* UNTIL 715 PM CDT

* AT 640 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES WEST OF
CRESCENT...MOVING NORTHEAST AT 50 MPH.

* LOCATIONS IN THE WARNING INCLUDE CRESCENT AND MULHALL.
Last edited by Dave on Mon Mar 23, 2009 6:41 pm, edited 1 time in total.
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