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July 5th and beyond Severe Weather thread


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Been really busy and haven't been following things closely lately, but a quick glance shows some decent potential today, i really like watching these kind of setups.

It sounds like the case especially overnight into early Monday morning if an MCS develops in Western Minnesota or South Dakota.

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Those look like supercells in nrn/central IL. Would be believable with an MCV in play...

I'm still trying to figure today out, still up in the air on whats going to happen...if storms will develop later on associated with the MCV, behind it in IA and move ESE or both.

ideally I'd like my 5pm tee time to be rain free and get clobbered after dark.

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I'm still trying to figure today out, still up in the air on whats going to happen...if storms will develop later on associated with the MCV, behind it in IA and move ESE or both.

ideally I'd like my 5pm tee time to be rain free and get clobbered after dark.

I'm leaning towards the MCV. Behind it there's really nothing to set off convection. There's decent mid-level winds, but increasing CINH, building heights, and lack of surface convergence makes me doubt anything will fire. I think the MCV will continue to drift eastward and then reignite somewhere over southern Wisconsin/northern Illinois later this afternoon. Looks like the QC will get skipped by this feature, but Chicagoland may be in a perfect position to get hammered by this if it does end up reigniting.

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BULLETIN - EAS ACTIVATION REQUESTED

TORNADO WARNING

NATIONAL WEATHER SERVICE BISMARCK ND

222 PM CDT SUN JUL 10 2011

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* TORNADO WARNING FOR...

SOUTHWESTERN EMMONS COUNTY IN SOUTH CENTRAL NORTH DAKOTA...

SOUTHEASTERN SIOUX COUNTY IN SOUTH CENTRAL NORTH DAKOTA...

* UNTIL 245 PM CDT

* AT 219 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A

SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS

STORM WAS LOCATED 9 MILES SOUTHEAST OF SELFRIDGE...OR 56 MILES

SOUTH OF BISMARCK...AND MOVING EAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...

MAINLY RURAL AREAS OF SOUTHEASTERN SIOUX AND SOUTHWESTERN EMMONS

COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A

STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR

OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT

YOURSELF FROM FLYING DEBRIS.

MD as well:

mcd1559.gif

MESOSCALE DISCUSSION 1559

NWS STORM PREDICTION CENTER NORMAN OK

0208 PM CDT SUN JUL 10 2011

AREAS AFFECTED...SRN/ERN ND...NRN SD

CONCERNING...SEVERE THUNDERSTORM WATCH 616...

VALID 101908Z - 102045Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 616

CONTINUES.

SEVERE STORMS ARE MOVING EWD ACROSS SOUTH CENTRAL AND STORMS NEAR

BIS AND OVER SIOUX CNTY ND ARE EXHIBITING RADAR INDICATED

MESOCYCLONES. LOW LEVEL MOISTURE CONTINUES TO INCREASE NWD ACROSS

CENTRAL/ERN SD INTO SERN ND AS VISIBLE IMAGERY SHOWS DEVELOPING

CUMULUS CLOUD STREETS STREAMING NWD ALONG SD/ND BORDER.

PROBABILITY OF STORMS OVER SRN ND BECOMING SFC-BASED IS INCREASING

THIS AFTERNOON WITH ASSOCIATED INCREASE IN TORNADO POTENTIAL...AS

WELL AS A CONTINUATION OF THREAT FOR VERY LARGE HAIL AND DAMAGING

WIND GUSTS. IN ADDITION...NEW STORM DEVELOPMENT AND/OR ESEWD

PROPAGATION OF EXISTING STORMS WILL RESULT IN AN INCREASED THREAT OF

SEVERE STORMS INCLUDING TORNADOES INTO PARTS OF NRN SD. A TORNADO

WATCH IS LIKELY TO BE NEEDED OVER THESE AREAS WITHIN THE NEXT HOUR.

..WEISS.. 07/10/2011

Edit: Two tor warnings now.

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Cells near cr in iowa have gotten over the hump and strengthening, early stages of a new mcs?

MESOSCALE DISCUSSION 1560

NWS STORM PREDICTION CENTER NORMAN OK

0245 PM CDT SUN JUL 10 2011

AREAS AFFECTED...EAST CENTRAL/SERN IA...NRN IL

CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE

VALID 101945Z - 102145Z

THUNDERSTORMS MAY BEGIN TO INCREASE OVER EAST CENTRAL/SERN IA IN THE WAKE OF THE MCV MOVING EWD ACROSS SWRN WI. STRONG INSTABILITY AND VERTICAL SHEAR WOULD PROMOTE DEVELOPMENT OF SEVERE STORMS AND THE AREA IS BEING MONITORED FOR A POSSIBLE WATCH.

AIR MASS CONTINUES TO WARM/DESTABILIZE OVER SERN IA INTO NRN IL WHERE SURFACE TEMPERATURES ARE IN THE UPPER 80S-LOWER 90S WITH DEW POINTS IN THE LOW-MID 70S. THIS IS CONTRIBUTING TO MLCAPE OF 1500-2000 J/KG OVER NRN IL TO 2500-4000 J/KG OVER SRN IA...AND OBJECTIVE MESOSCALE ANALYSES ARE INDICATING THE CAP IS WEAKENING OVER THIS AREA. A CONVECTIVE BOUNDARY IS LOCATED FROM NWRN IL ACROSS SRN IA AND THIS MAY PROVIDE A SUBTLE FOCUS FOR NEW STORM INITIATION. VISIBLE IMAGERY IS SHOWING CUMULUS STREETS FEEDING NWD INTO THE BOUNDARY REGION WHERE GENERALLY WEAK /POSSIBLY ELEVATED/ CONVECTIVE CLOUDS ARE LOCATED...INCLUDING NEW STORMS THAT HAVE FORMED RECENTLY OVER JONES CNTY IA. CONVECTIVE TRENDS WILL BE MONITORED OVER THIS REGION AND IF STORMS SHOW SIGNS OF ADDITIONAL DEVELOPMENT AND INTENSIFICATION...A WATCH MAY BE REQUIRED.

..WEISS.. 07/10/2011

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BULLETIN - EAS ACTIVATION REQUESTED

TORNADO WARNING

NATIONAL WEATHER SERVICE BISMARCK ND

358 PM CDT SUN JUL 10 2011

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* TORNADO WARNING FOR...

DICKEY COUNTY IN SOUTHEAST NORTH DAKOTA...

SOUTHWESTERN LAMOURE COUNTY IN SOUTHEAST NORTH DAKOTA...

NORTHEASTERN MCINTOSH COUNTY IN SOUTHEAST NORTH DAKOTA...

* UNTIL 430 PM CDT

* AT 355 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A

SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS

STORM WAS LOCATED NEAR MERRICOURT...OR 49 MILES SOUTH OF

JAMESTOWN...AND MOVING SOUTHEAST AT 50 MPH. THIS IS A VERY

DANGEROUS SITUATION. DOPPLER RADAR INDICATES THE POSSIBILITY OF A

LARGE TORNADO. THOSE IN AND NEAR MERRICOURT AND MONANGO SHOULD

SEEK SHELTER IMMEDIATELY.

* LOCATIONS IMPACTED INCLUDE...

MONANGO...FULLERTON...ELLENDALE...GUELPH AND OAKES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A

STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR

OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT

YOURSELF FROM FLYING DEBRIS.

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BULLETIN - EAS ACTIVATION REQUESTED

TORNADO WARNING

NATIONAL WEATHER SERVICE BISMARCK ND

436 PM CDT SUN JUL 10 2011

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* TORNADO WARNING FOR...

NORTHEASTERN DICKEY COUNTY IN SOUTHEAST NORTH DAKOTA...

* UNTIL 500 PM CDT

* AT 431 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING

A CONFIRMED TORNADO NEAR OAKES...OR 51 MILES SOUTH OF VALLEY CITY.

DOPPLER RADAR SHOWED THIS TORNADO MOVING SOUTHEAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...

OAKES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A

STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR

OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT

YOURSELF FROM FLYING DEBRIS.

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