Severe Weather Outbreak? - July 8/9

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Re: Severe Weather Outbreak? - July 8/9

#81 Postby CrazyC83 » Wed Jul 08, 2009 10:05 pm

Now this is rare - an outlook upgrade after the 0100Z (I have never seen it before as it is rarely warranted, the last time I can remember such being warranted was January 7, 2008) - I'd say the numbers are 15 wind and hail, 2 tornado:

MESOSCALE DISCUSSION 1495
NWS STORM PREDICTION CENTER NORMAN OK
1001 PM CDT WED JUL 08 2009

AREAS AFFECTED...S CNTRL KS INTO NERN OK

CONCERNING...01Z OUTLOOK UPGRADE

VALID 090301Z - 090500Z

SEVERE HAIL...AND POSSIBLY DAMAGING WIND GUSTS WILL BE LIKELY
THROUGH THE EVENING AND INTO THE EARLY MORNING HOURS.
THUS...CONSIDER THIS AREA NOW IN A SLIGHT RISK UNTIL THE 06Z OUTLOOK
IS ISSUED.


SEVERE STORMS HAVE ERUPTED OVER S CNTRL KS WITH LARGE HAIL. AREA
SOUNDINGS SHOW RELATIVELY STEEP MID LEVEL LAPSE RATES IN PLACE WITH
A TIGHT TEMPERATURE GRADIENT ON THE PERIPHERY OF THE UPPER RIDGE.
LOW LEVEL WARM ADVECTION SHOULD CONTINUE TO FEED EXISTING STORMS
OVER KS.

IN ADDITION TO A HAIL THREAT...A DAMAGING WIND THREAT MAY DEVELOP
WITH TIME. AREA SOUNDINGS SHOW VERY HIGH LEVELS OF DCAPE...IN EXCESS
OF 1600 J/KG. THUS...WITH PERSISTENT DEVELOPMENT AND NWLY DEEP LAYER
SHEAR VECTORS OF 60-70 KT...A FEW STORMS MAY ACCELERATE SEWD ACROSS
SERN KS AND INTO NERN OK WITH A DAMAGING WIND THREAT...IN ADDITION
TO HAIL. THIS AREA WILL HAVE TO BE MONITORED FOR POSSIBLE UPSCALE
GROWTH...AND A WATCH COULD BE REQUIRED.

..JEWELL.. 07/09/2009


ATTN...WFO...TSA...ICT...OUN...

LAT...LON 35769701 36109736 37399753 37989787 38589820 38699797
38619759 38099671 37439599 36579558 36089567 35819636
35769701
Last edited by CrazyC83 on Wed Jul 08, 2009 10:09 pm, edited 1 time in total.
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#82 Postby Dave » Wed Jul 08, 2009 10:05 pm

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ABERDEEN SD
1004 PM CDT WED JUL 8 2009

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN CAMPBELL COUNTY IN NORTH CENTRAL SOUTH DAKOTA...
NORTHWESTERN MCPHERSON COUNTY IN NORTH CENTRAL SOUTH DAKOTA...

* UNTIL 1045 PM CDT

* AT 1003 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLFBALL SIZE OR LARGER
HAIL...AND DAMAGING WINDS IN EXCESS OF 75 MPH. THIS STORM WAS
LOCATED NEAR HERREID
...OR 25 MILES NORTHEAST OF MOBRIDGE...MOVING
NORTHEAST AT 40 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
HERREID AROUND 1010 PM CDT...
ARTAS AROUND 1030 PM CDT...
GREENWAY AROUND 1035 PM CDT...

THIS WARNING INCLUDES HIGHWAY 83 BETWEEN MILE MARKERS 229 AND 240.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM...
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Re: Severe Weather Outbreak? - July 8/9

#83 Postby CrazyC83 » Wed Jul 08, 2009 10:06 pm

SEL4

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 564
NWS STORM PREDICTION CENTER NORMAN OK
1000 PM CDT WED JUL 8 2009

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

EASTERN SOUTH DAKOTA

EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 1000 PM
UNTIL 400 AM CDT.

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

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 105
STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES NORTHEAST OF
MOBRIDGE SOUTH DAKOTA TO 60 MILES SOUTH OF CHAMBERLAIN SOUTH
DAKOTA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED
WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4).

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 563...

DISCUSSION...SCATTERED INTENSE THUNDERSTORMS HAVE BEEN FORMING
ACROSS CENTRAL SD...AND WILL SPREAD EASTWARD ACROSS THE WATCH AREA
FOR THE NEXT FEW HOURS. BEHIND THIS INITIAL ACTIVITY...A DEVELOPING
BOW ECHO OVER SOUTHWEST ND MAY TRACK RAPIDLY EASTWARD ALONG THE
SD/ND BORDER WITH A RISK OF SIGNIFICANT DAMAGING WINDS AND HAIL.

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 28030.


...HART
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#84 Postby Dave » Wed Jul 08, 2009 10:08 pm

SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
1007 PM CDT WED JUL 8 2009

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
SOUTHERN EMMONS COUNTY IN SOUTH CENTRAL NORTH DAKOTA...
SOUTHWESTERN LOGAN COUNTY IN SOUTHEAST NORTH DAKOTA...
MCINTOSH COUNTY IN SOUTHEAST NORTH DAKOTA...

* UNTIL 1100 PM CDT

* AT 1006 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
WESTFIELD...OR 63 MILES SOUTHEAST OF BISMARCK...AND MOVING EAST AT
45 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
STRASBURG AROUND 1015 PM CDT.
HAGUE AROUND 1020 PM CDT.
ZEELAND AROUND 1030 PM CDT.
VENTURIA AROUND 1050 PM CDT.
DANZIG...WISHEK AND BURNSTAD AROUND 1055 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE HULL AND
GREEN LAKE.
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#85 Postby Dave » Wed Jul 08, 2009 10:09 pm

International border south into north central SD:

Image
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#86 Postby CrazyC83 » Wed Jul 08, 2009 10:11 pm

WFCN11 CWWG 090305
TORNADO WARNING
UPDATED BY ENVIRONMENT CANADA
AT 10:05 PM CDT WEDNESDAY 8 JULY 2009.
---------------------------------------------------------------------
TORNADO WARNING FOR:
R.M. OF EDWARD INCLUDING PIERSON AND LYLETON
R.M. OF ARTHUR INCLUDING MELITA AND COULTER.
---------------------------------------------------------------------
==DISCUSSION==
AT 10:00 PM WEATHER RADAR INDICATED AN INTENSE THUNDERSTORM 30
KILOMETRES SOUTHWEST OF MELITA MOVING EASTWARD AT 40 KM/H.
THIS STORM HAS PRODUCED GOLFBALL SIZE HAIL. THE NATIONAL WEATHER
SERVICE IN THE UNITED STATES HAS HAD REPORTS OF A TORNADO ON THE
GROUND ALONG THE INTERNATIONAL BORDER NEAR NORTHGATE AND SHERWOOD,
NORTH DAKOTA EARLIER THIS EVENING.
THIS IS A WARNING THAT SEVERE THUNDERSTORMS WITH TORNADOES ARE
IMMINENT OR OCCURRING IN THESE REGIONS. MONITOR WEATHER CONDITIONS.
TAKE IMMEDIATE SAFETY PRECAUTIONS.
NOTE..A SUMMARY OF ALL WARNINGS AND WATCHES FOR SOUTHERN MANITOBA IS
AVAILABLE IN THE WWCN11 CWWG BULLETIN ISSUED IMMEDIATELY FOLLOWING
THIS BULLETIN.
PLEASE REFER TO THE LATEST PUBLIC FORECASTS FOR FURTHER DETAILS.
PLEASE REFER TO THE LATEST PUBLIC FORECASTS FOR FURTHER DETAILS.
END/1/
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#87 Postby Dave » Wed Jul 08, 2009 10:12 pm

Image

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 564
NWS STORM PREDICTION CENTER NORMAN OK
1000 PM CDT WED JUL 8 2009

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

EASTERN SOUTH DAKOTA

EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 1000 PM
UNTIL 400 AM CDT.

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

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 105
STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES NORTHEAST OF
MOBRIDGE SOUTH DAKOTA TO 60 MILES SOUTH OF CHAMBERLAIN SOUTH
DAKOTA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED
WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4).

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 563...

DISCUSSION...SCATTERED INTENSE THUNDERSTORMS HAVE BEEN FORMING
ACROSS CENTRAL SD...AND WILL SPREAD EASTWARD ACROSS THE WATCH AREA
FOR THE NEXT FEW HOURS. BEHIND THIS INITIAL ACTIVITY...A DEVELOPING
BOW ECHO OVER SOUTHWEST ND MAY TRACK RAPIDLY EASTWARD ALONG THE
SD/ND BORDER WITH A RISK OF SIGNIFICANT DAMAGING WINDS AND HAIL.


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 28030.


...HART
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#88 Postby Dave » Wed Jul 08, 2009 10:14 pm

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
1013 PM CDT WED JUL 8 2009

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* TORNADO WARNING FOR...
SOUTH CENTRAL MERCER COUNTY IN SOUTH CENTRAL NORTH DAKOTA...
NORTHWESTERN MORTON COUNTY IN SOUTH CENTRAL NORTH DAKOTA...
SOUTHWESTERN OLIVER COUNTY IN SOUTH CENTRAL NORTH DAKOTA...
EAST CENTRAL STARK COUNTY IN SOUTHWEST NORTH DAKOTA...

* UNTIL 1045 PM CDT...945 PM MDT

* AT 913 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR HEBRON...OR 32 MILES EAST OF DICKINSON...AND
MOVING EAST AT 45 MPH.

* THIS TORNADIC STORM WILL BE NEAR...
HEBRON AROUND 1020 PM CDT.
GLEN ULLIN AROUND 1030 PM CDT.
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#89 Postby Dave » Wed Jul 08, 2009 10:16 pm

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RAPID CITY SD
1006 PM CDT WED JUL 8 2009

THE NATIONAL WEATHER SERVICE IN RAPID CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
MELLETTE COUNTY IN SOUTH CENTRAL SOUTH DAKOTA...
TODD COUNTY IN SOUTH CENTRAL SOUTH DAKOTA...
NORTHEASTERN BENNETT COUNTY IN SOUTHWESTERN SOUTH DAKOTA...

* UNTIL 1100 PM CDT/1000 PM MDT/

* AT 1005 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
DESTRUCTIVE WINDS IN EXCESS OF 80 MPH.
THIS STORM WAS LOCATED 5
MILES NORTHWEST OF PARMELEE...OR 22 MILES WEST OF MISSION...AND WAS
MOVING SOUTHEAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
PARMELEE...
WHITE RIVER...
ROSEBUD...
MISSION AND WOOD...
LAKEVIEW...
OKREEK AND MOSHER...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...TAKE SHELTER IN A STURDY
BUILDING AWAY FROM WINDOWS.
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#90 Postby Dave » Wed Jul 08, 2009 10:17 pm

Kansas

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WICHITA KS
1006 PM CDT WED JUL 8 2009

THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
EASTERN SEDGWICK COUNTY IN SOUTH CENTRAL KANSAS.
SOUTHWESTERN BUTLER COUNTY IN SOUTH CENTRAL KANSAS.

* UNTIL 1100 PM CDT.

* AT 1004 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
TRACKING A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING HAIL
UP TO GOLF BALL SIZE. THIS STORM WAS LOCATED NEAR MCCONNELL AIR
FORCE BASE...OR 8 MILES SOUTHEAST OF DOWNTOWN WICHITA...AND MOVING
SOUTHEAST AT 15 MPH.

* LOCATIONS WITHIN THE WARNING INCLUDE...
MCCONNELL AIR FORCE BASE...ANDOVER...BEL AIRE...DERBY...DOUGLASS...
EAST WICHITA...KECHI...OAKLAWN...ROSE HILL...DOWNTOWN WICHITA...
NORTHEAST WICHITA...SOUTH WICHITA...JABARA AIRPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE STORM HAS A HISTORY OF PRODUCING LARGE HAIL.

THIS WARNING REPLACES THE PREVIOUS WARNING FOR EASTERN SEDGWICK
COUNTY.
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#91 Postby Dave » Wed Jul 08, 2009 10:25 pm

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ABERDEEN SD
923 PM MDT WED JUL 8 2009

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
WESTERN CORSON COUNTY IN NORTH CENTRAL SOUTH DAKOTA...
EXTREME NORTHWESTERN DEWEY COUNTY IN NORTH CENTRAL SOUTH DAKOTA...

* UNTIL 1015 PM MDT

* AT 1021 PM CDT/921 PM MDT/...NATIONAL WEATHER SERVICE DOPPLER RADAR
INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLFBALL SIZE
OR LARGER HAIL...AND DAMAGING WINDS IN EXCESS OF 75 MPH
. THIS STORM
WAS LOCATED 13 MILES WEST OF THUNDER HAWK...OR 60 MILES NORTH OF
FAITH...MOVING SOUTHEAST AT 50 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
THUNDER HAWK AROUND 930 PM MDT...
KELDRON AROUND 940 PM MDT...
MORRISTOWN AROUND 945 PM MDT...
SHAMBO RANCH AND WATAUGA AROUND 955 PM MDT...
MCINTOSH AROUND 1005 PM MDT...
KLEIN RANCH AND BLACK HORSE AROUND 1010 PM MDT...

THIS WARNING INCLUDES HIGHWAY 12 BETWEEN MILE MARKERS 100 AND 141.

THIS STORM HAS A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE ACROSS
SOUTHWEST NORTH DAKOTA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM.
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#92 Postby Dave » Wed Jul 08, 2009 10:27 pm

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WICHITA KS
1026 PM CDT WED JUL 8 2009

THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
NORTHEASTERN SEDGWICK COUNTY IN SOUTH CENTRAL KANSAS.
NORTHWESTERN BUTLER COUNTY IN SOUTH CENTRAL KANSAS.
EASTERN HARVEY COUNTY IN SOUTH CENTRAL KANSAS.

* UNTIL 1130 PM CDT.

* AT 1023 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
TRACKING A SEVERE THUNDERSTORM CAPABLE OF PRODUCING UP TO QUARTER
SIZE HAIL. THIS STORM WAS LOCATED NEAR NEWTON...AND MOVING
SOUTHEAST AT 15 MPH.

* LOCATIONS WITHIN THE WARNING INCLUDE...
BENTON...ELBING...HESSTON...KECHI...NEWTON...NORTH NEWTON...
SEDGWICK...VALLEY CENTER...WALTON...WHITEWATER...NEWTON AIRPORT.

THIS WARNING REPLACES THE PREVIOUS WARNING FOR CENTRAL HARVEY AND
NORTHERN SEDGWICK COUNTIES.
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Re: Severe Weather Outbreak? - July 8/9

#93 Postby CrazyC83 » Wed Jul 08, 2009 10:32 pm

SEL5

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 565
NWS STORM PREDICTION CENTER NORMAN OK
1030 PM CDT WED JUL 8 2009

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

CENTRAL AND EASTERN NORTH DAKOTA

EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 1030 PM
UNTIL 400 AM CDT.

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

EXTREMELY DAMAGING THUNDERSTORM WIND GUSTS TO 90 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 120
STATUTE MILES EAST AND WEST OF A LINE FROM 35 MILES NORTHWEST OF
DEVILS LAKE NORTH DAKOTA TO 85 MILES SOUTH SOUTHWEST OF JAMESTOWN
NORTH DAKOTA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU5).

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 563...WW 564...

DISCUSSION...A BOW ECHO IS DEVELOPING OVER SOUTHWEST ND AND IS
EXPECTED TO RACE EASTWARD FOR THE NEXT SEVERAL HOURS. WIDESPREAD
DAMAGING WINDS AND HAIL WILL BE POSSIBLE...ESPECIALLY ACROSS THE
SOUTHERN HALF OF THE WATCH AREA.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 80
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 27040.


...HART
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#94 Postby CrazyC83 » Wed Jul 08, 2009 10:34 pm

VERY long night ahead in the Northern Plains. Is there any chance this could be a super long-lived derecho like July 4-5, 1999?
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Re:

#95 Postby Dave » Wed Jul 08, 2009 10:41 pm

CrazyC83 wrote:VERY long night ahead in the Northern Plains. Is there any chance this could be a super long-lived derecho like July 4-5, 1999?


Thanks for grabbing that one Crazy, just fired a text & voice mail up into Larimore ND. I'd say a long night for them. PDS with 90 mph...going to go ahead and pick up the 60's too, seeing damage reports coming in off them.
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Re: Re:

#96 Postby CrazyC83 » Wed Jul 08, 2009 10:46 pm

ai9d wrote:
CrazyC83 wrote:VERY long night ahead in the Northern Plains. Is there any chance this could be a super long-lived derecho like July 4-5, 1999?


Thanks for grabbing that one Crazy, just fired a text & voice mail up into Larimore ND. I'd say a long night for them. PDS with 90 mph...ok picking up thunderstorm warnings with wind speeds of 70 mph or higher only from here on out.


If anyone here lives there, I'd go to sleep with the weather radio in hand. I'd extend it right to the border personally (and beyond? although I have never heard of a derecho at 50°N latitude), since that supercell up there could very well bow out itself...
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#97 Postby Dave » Wed Jul 08, 2009 10:47 pm

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ABERDEEN SD
1044 PM CDT WED JUL 8 2009

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
EXTREME NORTHEASTERN SULLY COUNTY IN CENTRAL SOUTH DAKOTA...
SOUTHWESTERN EDMUNDS COUNTY IN NORTH CENTRAL SOUTH DAKOTA...
NORTHWESTERN FAULK COUNTY IN NORTH CENTRAL SOUTH DAKOTA...
EASTERN POTTER COUNTY IN NORTH CENTRAL SOUTH DAKOTA...

* UNTIL 1130 PM CDT

* AT 1042 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE OR LARGER
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR LEBANON...OR 10 MILES EAST OF GETTYSBURG...MOVING
NORTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
SENECA AND TOLSTOY AROUND 1110 PM CDT...
ONAKA AROUND 1125 PM CDT...

THIS WARNING INCLUDES HIGHWAY 212 BETWEEN MILE MARKERS 229 AND 250.
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#98 Postby Dave » Wed Jul 08, 2009 10:47 pm

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WICHITA KS
1045 PM CDT WED JUL 8 2009

THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
EASTERN MCPHERSON COUNTY IN CENTRAL KANSAS.

* UNTIL 1145 PM CDT.

* AT 1044 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
TRACKING A SEVERE THUNDERSTORM CAPABLE OF PRODUCING UP TO QUARTER
SIZE HAIL. THIS STORM WAS LOCATED NEAR MCPHERSON...AND MOVING EAST
AT 15 MPH.

* LOCATIONS WITHIN THE WARNING INCLUDE...
CANTON...GALVA...MCPHERSON...MCPHERSON AIRPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
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CrazyC83
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#99 Postby CrazyC83 » Wed Jul 08, 2009 10:49 pm

0300 80 10 NE VETAL BENNETT SD 4332 10124 70 TO 80 MPH WINDS. LIMBS BROKEN OFF OF TREES AND SOME SHINGLES BLOWN OFF OF BARN. (UNR)
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Dave
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#100 Postby Dave » Wed Jul 08, 2009 10:52 pm

Wide area radar shot at 10:50 cdt:

Image
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