Page 7 of 26

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 4:41 pm
by srainhoutx
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
440 PM CDT THU JUN 7 2012

TXZ179-072230-
POLK TX-
440 PM CDT THU JUN 7 2012

...SIGNIFICANT WEATHER ADVISORY FOR EAST CENTRAL POLK COUNTY UNTIL
530 PM CDT...

AT 435 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS
TRACKING A STRONG THUNDERSTORM 10 MILES WEST OF WOODVILLE. THIS
STORM WAS NEARLY STATIONARY.

HAIL UP TO THE SIZE OF DIMES AND WIND GUSTS UP TO 30 MPH WILL BE
POSSIBLE WITH THIS STORM.

THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF EAST CENTRAL
POLK COUNTY.

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 4:42 pm
by srainhoutx
rnmm wrote:We haven't seen any rain on the coast, yet. Are we supposed to get any this far down?

Hopefully everyone will see some rain before it heads E on Saturday! :P

Image

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 4:53 pm
by rnmm
Thank you Srain, I sure hope so...I am already tired of summer, can we have fall back now please?? :lol:

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 5:21 pm
by srainhoutx
From NESDIS:

SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 06/07/12 2218Z
SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-763-8678
LATEST DATA USED: GOES-EAST: 2202Z JS
.
LOCATION...SOUTHERN LOUISIANA/SOUTH CENTRAL AND SOUTHEASTERN TEXAS...
.
ATTN WFOS...LIX...LCH...HGX...EWX...
ATTN RFCS...LMRFC...WGRFC...
.
EVENT...COMPLICATED SITUATION REGARDING SLOW MOVING CONVECTION IN
A NUMBER OF SPOTS IN REGION STRETCHING FROM SOUTH CENTRAL TEXAS TO
SOUTHERN LOUISIANA.
.
SATELLITE ANALYSIS AND TRENDS...A NUMBER OF DIFFERENT CIRCULATIONS
AND BOUNDARIES ARE PRESENT ACROSS THE DISCUSSION AREA. WATER VAPOR
ANIMATION APPEARS TO INDICATE AT LEAST 2 PRIMARY CIRCULATIONS. ONE HAS
EVOLVED DURING THE DAY ACROSS SOUTH CENTRAL TEXAS WHILE THE SECOND
ONE IS OVER THE WESTERN GULF OF MEXICO MOVING TO THE NNE TOWARD THE
LOUISIANA COAST. AT THE LOWER LEVELS, ANALYSIS ALONG WITH VISIBLE IMAGERY
SHOWS A STALLED OUT SFC BOUNDARY EXTENDING ACROSS THE GULF COAST REGION
FROM THE FL PANHANDLE TO SOUTHERN LOUISIANA AND SOUTHERN TEXAS. ALSO
PRESENT IS A LEFTOVER MCV ROTATING TO THE NE ACROSS NE TEXAS, THOUGH
NO ACTIVITY IS DIRECTLY ASSOCIATED WITH THIS FEATURE. RECENT IMAGES
INDICATE NUMEROUS CELLS SPREAD ACROSS SOUTHERN LOUISIANA WITH A NUMBER
OF CELL MERGERS/OUTFLOW BOUNDARY INTERSECTIONS OCCURRING. BLENDED TOTAL
PRECIPITABLE WATER DATA IS SHOWING AT LEAST 2" VALUES ACROSS S LA WITH
LATEST AMSU PICKING UP ON PATCH OF GREATER THAN 2" VALUES ENTRAINED IN
AFORMENTIONED MID/UPPER LEVEL CIRCULATION HEADING TOWARD S LA. THESE
PW VALUES AND THE CURRENT SATELLITE SIGNATURE YIELD IMPRESSIVE 3"/HR
RATES WITH THE STRONGER CELLS. ACROSS S AND SE TX, DIFFERENTIAL HEATING
COUPLED WITH GOOD LOW LEVEL CONVERGENCE (NEARBY SFC BOUNDARY AND GULF
BREEZE AIDING CONVERGENCE) AND CYCLONIC CIRCULATION ALOFT IS BEGINNING
TO IGNITE AREAS OF CONVECTION.

.
AN ANNOTATED SATELLITE GRAPHIC SHOWING THE HEAVY PRECIPITATION THREAT AREA
SHOULD BE AVAILABLE ON THE INTERNET ADDRESS LISTED BELOW IN APPROXIMATELY
10-15 MINUTES.
.
SHORT TERM OUTLOOK VALID 2200-0100Z...MEDIUM CONFIDENCE FACTOR IN SHORT
TERM OUTLOOK...FOR S LA, BELIEVE ACTIVITY WILL VERY SLOWLY DIMINISH IN
COVERAGE WITH LEFTOVER OUTFLOW/CELL INTERACTIONS STILL CONTINUING FOR
THE NEXT SEVERAL HOURS RESULTING IN PATCHES OF NEW CELL DEVELOPMENT. MAY
NEED TO PARTICULARLY WATCH EXTREME SOUTHERN AND SOUTHEASTERN LA TO SEE
IF THE APPROACHING MID/UPPER CIRCULATION HAS ANY EFFECT ON ENHANCING
OR PROLONGING CELLS THERE. FOR S CENT AND SE TX, EXPECT CONVECTIVE
COVERAGE AND INTENSITY TO INCREASE SOMEWHAT DURING THE NEXT COUPLE OF
HOURS. RELATIVELY SLOW MOVING CELLS IN AREA OF GOOD CONVERGENCE HAVE
THE POTENTIAL OF PRODUCING 2" OR MORE OF RAIN IN A 60-90 MINUTE TIME
PERIOD. AT THIS TIME, NOT SURE IF COVERAGE WILL INCREASE ENOUGH TO
WARRANT A MORE SIGNIFICANT HEAVY RAINFALL THREAT.


Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 5:35 pm
by redneckweather
I pray that something collides over me here in central Montgomery County...dry as a bone up here! I'm watching those storms out west as they slowly push eastward. I sure hope they expand a bit and don't die off!!

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 5:44 pm
by srainhoutx
Hail reports coming in near DW Hooks.

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 5:45 pm
by jgreak
Hwy 59 is apparently some kind of storm barrier in Harris co, can't seem to catch a break here in Kingwood!

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 5:48 pm
by weatherguy425
jgreak, I was out driving around and it appeared the very front near 494 has already gotten a decent shower.. watching further development to my south and northeast as well. fingers crossed!

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 5:58 pm
by srainhoutx
WWUS84 KHGX 072257
SPSHGX

SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON
TX 554 PM CDT THU JUN 7 2012

TXZ210>213-080000-
HARRIS TX-AUSTIN TX-COLORADO TX-WALLER TX-
554 PM CDT THU JUN 7 2012

...SIGNIFICANT WEATHER ADVISORY FOR HARRIS...AUSTIN...NORTHEASTERN
COLORADO AND WALLER COUNTIES UNTIL 700 PM CDT...

AT 554 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A LINE OF STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM NEAR THE
HUMBLE AREA TO AROUND HOCKLEY TO THE BELLVILLE AND SEALY AREAS...
AND DRIFTING SOUTH AT AROUND 5 MPH. THESE STORMS ARE PULSING UP AND
DOWN ARE ARE CAPABLE OF PRODUCING BRIEF PERIODS OF SMALL HAIL...
STRONG GUSTY WINDS...AND FREQUENT LIGHTNING.

HAIL UP TO THE SIZE OF NICKELS AND WIND GUSTS UP TO 40 MPH WILL BE
POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
ALDINE...JERSEY VILLAGE...SEALY...BELLVILLE...WALLER...SAN FELIPE
AND PATTISON.

Image

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 6:00 pm
by mckinne63
Nada here in Stafford. I can hear thunder, but no sign of rain. Winds picked up a bit for a few minutes, but now it's still. Calm before the storm? I saw on the radar there was something just west of here, near hwy 99.

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 6:00 pm
by unome
buckets & sheets of rain in Cypress - lost phone/internet for a while - loving this !

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 6:01 pm
by redneckweather
Drifting south....super. :roll:

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 6:06 pm
by biffb816
unome wrote:buckets & sheets of rain in Cypress - lost phone/internet for a while - loving this !
Lots of lightning and decent rain over here by Dan Jones International Airport.

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 6:12 pm
by unome

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 6:18 pm
by srainhoutx
HCFCD rain gage report 2.12 inches within the last 3 hour just S of Rose Hill in NW Harris County

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 6:23 pm
by weatherguy425
Well, I was hoping for storms to fire along a boundary collision to my south and drift north... but another day another big fat zip. I really am starting to think we (atleast very locally) are going to end up like 2011

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 6:42 pm
by srainhoutx
Nice image before sunset. The $64,000 question is will there be a nocturnal core event overnight or has the mid level low sheared out?

Image

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 6:44 pm
by weatherguy425
last ditch hope is that convection to our west could organize into a MCS and roll East

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 6:50 pm
by Canebo
weatherguy425 wrote:last ditch hope is that convection to our west could organize into a MCS and roll East
Very small chance, but I will cross my fingers. As far as predictions for a widespread rain event...So far a colossal bust!

Re: June: Meandering Upper Low/Stalled Front With Heavy Rain

Posted: Thu Jun 07, 2012 7:01 pm
by srainhoutx
WWUS84 KHGX 080000
SPSHGX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
655 PM CDT THU JUN 7 2012

TXZ197>199-210>213-226-227-235-080100-
JACKSON TX-HARRIS TX-WASHINGTON TX-FORT BEND TX-AUSTIN TX-WHARTON TX-
COLORADO TX-WALLER TX-GRIMES TX-MONTGOMERY TX-
655 PM CDT THU JUN 7 2012

...SIGNIFICANT WEATHER ADVISORY FOR JACKSON...HARRIS...
SOUTHEASTERN WASHINGTON...FORT BEND...AUSTIN...WHARTON...COLORADO...
WALLER...SOUTHEASTERN GRIMES AND WEST CENTRAL MONTGOMERY COUNTIES
UNTIL 800 PM CDT...

AT 655 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
SEVERAL CLUSTERS OF STRONG THUNDERSTORMS FROM MONTGOMERY TO
COLUMBUS...AROUND THE ORCHARD AREA...AND ACROSS NORTHERN JACKSON
COUNTY...DRIFTING SOUTH AND WEST AT AROUND 5 MPH. THESE STORMS
CONTINUE FORMING ALONG OUTFLOW BOUNDARIES THAT ARE INTERACTING WITH
EACH OTHER WHICH MAKES IT DIFFICULT TO PINPOINT WHERE THE STRONGEST
ACTIVITY WILL DEVELOP.

HAIL UP TO THE SIZE OF NICKELS...WIND GUSTS UP TO 50 MPH...FREQUENT
LIGHTNING...AND LOCALLY HEAVY RAINFALL WILL ALL BE POSSIBLE WITH
THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
MISSION BEND...ROSENBERG...PECAN GROVE...KATY...EL CAMPO...
RICHMOND...WHARTON...TOMBALL...TOWN WEST...EDNA...HEMPSTEAD...
SEALY...PRAIRIE VIEW...COLUMBUS...BELLVILLE...EAGLE LAKE...
BROOKSHIRE...PINEHURST...WEIMAR AND GANADO.