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I've got two other guesses but the early timing of the watch and the CDT throws me off each time. Pretty big hail sizes too which goes along with CDT implying this was not a wintertime or early spring or fall event. 

 

OK, going to go out on a limb, even though I really do not remember a watch being issued so early -- 04/26/11? Something about the multiple bands of supercells feels so familiar to me...

 

P.S. I do have one more guess in me if this is wrong.

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If it's 5/25/11, you should give it to MetallicWx because I'm pretty sure that's what he meant.

 

Yeah, that's it. I didn't give it to 5/24 considering the location was not in the Plains (and I can't tell what people mean lol).

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DAY 1 CONVECTIVE OUTLOOK

NWS STORM PREDICTION CENTER NORMAN OK

Xxxxx CDT xxx xxx x xxxx

VALID xxxxxx - xxxxxxxx

...THERE IS A SLGT RISK OF SVR TSTMS FROM CNTRL SD TO THE MID

ATLANTIC STATES...

...SYNOPSIS...

THE PRIMARY BELT OF POLAR WESTERLIES WILL BE MAINTAINED ACROSS THE

NRN TIER OF STATES...TO THE N OF AN ELONGATED MIDLEVEL RIDGE

EXTENDING FROM THE SWRN DESERTS TO SERN U.S. WITHIN THIS

SYNOPTIC-SCALE FLOW REGIME...A SHORTWAVE TROUGH OVER ERN ONTARIO/WRN

QUEBEC WILL PROGRESS ENEWD INTO CANADIAN MARITIMES WITH THIS SYSTEM

ATTENDED BY A BELT OF 50-60 KT FLOW AT 500 MB FROM THE GREAT LAKES

THROUGH NEW ENGLAND. ELSEWHERE...A SHORTWAVE TROUGH OVER WRN SD

WILL PROGRESS ESEWD TOWARD THE MIDWEST WHILE AN MCV OVER S-CNTRL NEB

MOVES THROUGH THE MID MO VALLEY INTO OH VALLEY. IN THE LOWER

LATITUDES...AN UPPER LOW WILL MOVE WWD ACROSS SRN TX.

AT THE SURFACE...COLD FRONT EXTENDING FROM CNTRL QUEBEC INTO THE

LOWER GREAT LAKES WILL ADVANCE EWD THROUGH NEW ENGLAND TODAY WHILE

SETTLING MORE SLOWLY SEWD INTO THE MID-ATLANTIC REGION. THIS

BOUNDARY WILL REMAIN QUASI-STATIONARY FROM OH WNWWD THROUGH IA/NEB

TO LOW PRESSURE AND ASSOCIATED COLD FRONT MOVING EWD/SEWD THROUGH

THE NRN HIGH PLAINS. FARTHER SOUTH...A THERMAL LOW WILL DEVELOP BY

AFTERNOON OVER WRN KS WITH A LEE TROUGH EXTENDING SWD INTO THE SRN

HIGH PLAINS.

...NRN PLAINS/MID MO VALLEY TO MID ATLANTIC COAST...

LATEST MESOSCALE AND CONVECTION-ALLOWING MODEL GUIDANCE CONTINUES TO

EXHIBIT CONSIDERABLE VARIABILITY IN STORM EVOLUTION INVOF

QUASI-STATIONARY BOUNDARY TODAY INTO TONIGHT. AS OF 12Z...RADAR AND

LIGHTNING DATA INDICATE ELEVATED TSTMS ONGOING FROM WRN SD ESEWD

THROUGH THE MID MO VALLEY INTO PARTS OF IL/IND. DCVA ATTENDANT TO

ABOVE-MENTIONED NRN HIGH PLAINS SHORTWAVE TROUGH IS LIKELY AIDING

WRN SD STORMS WHILE LOW-LEVEL WAA APPEARS TO BE THE PRIMARY

MECHANISM FORCING REMAINDER OF ACTIVITY FROM THE MID MO VALLEY EWD.

12Z REGIONAL SOUNDINGS INDICATE THAT ENVIRONMENT ALONG STATIONARY

BOUNDARY IS CHARACTERIZED BY LOWEST 100-MB MEAN-MIXING RATIOS OF

AROUND 17 G/KG AND MIDLEVEL LAPSE RATES APPROACHING 9 C/KM WHICH

WILL CONTRIBUTE TO AN EXTREMELY UNSTABLE ENVIRONMENT BY AFTERNOON

WITH MLCAPE APPROACHING 4000-5000+ J/KG. AS MENTIONED

ABOVE...SPECIFIC DETAILS REGARDING CONVECTIVE EVOLUTION REMAIN

UNCLEAR...BUT IT DOES APPEAR THAT MULTIPLE STORM CLUSTERS MAY

DEVELOP AND GROW UPSCALE INTO FORWARD-PROPAGATING SYSTEMS /POSSIBLE

BOW ECHOES/ WITH A RISK FOR DAMAGING WINDS AND LARGE HAIL SPREADING

SEWD ACROSS THE SLIGHT RISK AREA.

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Thanks for the correction.

Yep you guys got it, 6/29/12.

 

You were.

 

I guess I'll do mine lol.

 

MESOSCALE DISCUSSION _____   NWS STORM PREDICTION CENTER NORMAN OK   0144 PM CDT ________________      AREAS AFFECTED...PARTS OF SRN/ERN IL INTO INDIANA      CONCERNING...SEVERE POTENTIAL...WATCH LIKELY       VALID ________ - ________      TRENDS ARE BEING MONITORED FOR AN INCREASING SEVERE THREAT.  AN   ADDITIONAL TORNADO WATCH IS LIKELY LATE THIS AFTERNOON.      AS NEXT SIGNIFICANT IMPULSE TURNS THROUGH THE BASE OF UPPER TROUGH   TO THE SOUTH OF UPPER MISSISSIPPI VALLEY CYCLONE...ASSOCIATED   FORCING FOR UPWARD VERTICAL MOTION APPEARS TO BE AIDING INITIATION   OF CONVECTIVE DEVELOPMENT ACROSS WESTERN KENTUCKY/TENNESSEE.  THIS   FORCING IS EXPECTED TO GRADUALLY DEVELOP NORTH/NORTHEAST OF THE   LOWER OHIO VALLEY LATE THIS AFTERNOON.  AND...STRENGTHENING UPWARD   VERTICAL MOTION IS EXPECTED TO SUPPORT INCREASING CONVECTIVE   DEVELOPMENT IN PRE-FRONTAL INSTABILITY AXIS ACROSS ILLINOIS/   INDIANA.        MIXED LAYER CAPE IN EXCESS OF 1000 J/KG...AND STRONG DEEP LAYER   SHEAR BENEATH 90+ KT SOUTHWESTERLY 500 MB POLAR JET...WILL BE   SUPPORTIVE OF SUPERCELLS...WITH POTENTIAL FOR LOCALIZED VERY LARGE   HAIL/DAMAGING WINDS.  ADDITIONALLY...LARGE LOW-LEVEL HODOGRAPHS   BENEATH 40 TO 50 KT 850 FLOW...LIKELY TO BACK FROM SOUTHWESTERLY TO   SOUTHERLY LATE THIS AFTERNOON...WILL BE FAVORABLE FOR TORNADOES.    THIS INCLUDES THE RISK FOR STRONG TORNADOES.      STORM DEVELOPMENT SEEMS MOST PROBABLE FROM PARTS OF SOUTHERN   ILLINOIS THROUGH THE INDIANAPOLIS IND AREA DURING THE 18/21Z- 19/00Z   TIME FRAME.  BUT...ACTIVITY MAY DEVELOP NORTHWARD...EITHER SIDE OF   THE ILLINOIS/INDIANA BORDER AREA...INTO THE GREATER CHICAGO   METROPOLITAN AREA.      ..KERR.. __________
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I cheated though...sorta. You left the day of the week in the MD. So if mob1 wants to do one, since he never got a chance, he can go ahead.

I'm on my phone now and it's kind off a pain to do it, someone else please post one... Thanks
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I'm on my phone now and it's kind off a pain to do it, someone else please post one... Thanks

Ok

DAY 1 CONVECTIVE OUTLOOK     NWS STORM PREDICTION CENTER NORMAN OK   xxx xx CDT xxx xxx xx xxxx      VALID xxxxxx-xxxxxx      ...THERE IS A MDT RISK OF SVR TSTMS OVER PORTIONS OF NRN IL INTO NRN   IND...      ...THERE IS A SLGT RISK OF SVR TSTMS FROM THE CNTRL HIGH PLAINS EWD   ACROSS THE OH VALLEY...      ...THERE IS A SLGT RISK OF SVR TSTMS OVER SRN LA INTO THE UPPER TX   COAST...      ...IL/IND...      PROGRESSIVE DERECHO-PRODUCING MCS APPEARS TO BE EVOLVING OVER NWRN   IL AS OF 00Z WITH SYSTEM SITUATED ALONG A WNW-ENE LOW-LEVEL   BAROCLINIC ZONE WHICH EXTENDS INTO NRN IND.  AIR MASS ALONG AND S OF   THIS BOUNDARY IS VERY MOIST WITH DEWPOINTS IN THE MID/UPPER 70S.    WHEN COUPLED WITH STEEP LAPSE RATES...ENVIRONMENT IS STRONGLY TO   EXTREMELY UNSTABLE WITH MLCAPES 4000-6000 J/KG.  AREA PROFILERS AND   VWPS INDICATE 35-40 KT OF DEEP-LAYER SHEAR WHICH IS SUFFICIENT TO   MAINTAIN MCS ESEWD FOR THE NEXT SEVERAL HOURS.  GIVEN THE   ENVIRONMENT...THE POTENTIAL WILL EXIST FOR A CORRIDOR OF SIGNIFICANT   DAMAGING WINDS ALONG THE APEX OF THE EVOLVING BOW ECHO ACROSS   N-CNTRL/NERN IL INTO NRN IND.  MCS MAY CONTINUE SEWD INTO A   PROGRESSIVELY MORE STABLE BOUNDARY LAYER LATE TONIGHT OVER OH AS   STRENGTHENING...NOCTURNAL LLJ MAINTAINS AN INFLOW OF THE STRONGLY   UNSTABLE AIR MASS INTO SYSTEM FROM THE W/SW.       ...CNTRL PLAINS...      SCATTERED TSTMS HAVE DEVELOPED WITHIN STEEP LAPSE RATE ENVIRONMENT   ALONG/S OF WRN EXTENSION OF LOW-LEVEL BOUNDARY OVER ERN CO WHERE   MLCAPES ARE AROUND 500-1500 J/KG.  TSTMS MAY TEND TO ORGANIZE A COLD   POOL THIS EVENING WITH ACTIVITY PROPAGATING EWD INTO A PROGRESSIVELY   MORE UNSTABLE AIR MASS IN PLACE ALONG IMMEDIATE COOL SIDE OF   BOUNDARY OVER SRN NEB/NRN KS.  DAMAGING WINDS AND HAIL WILL BE THE   PRIMARY HAZARDS WITH THE MOST INTENSE STORMS.      ...SERN TX AND SRN LA...   TROPICAL STORM EDOUARD IS FORECAST TO MOVE WEST-NORTHWESTWARD TOWARD   THE UPPER TX COAST BY THE END OF THE PERIOD WITH SOME STRENGTHENING   POSSIBLE - SEE LATEST INFORMATION FROM THE NHC. AS CONVECTIVE BANDS   CONTINUE TO DEVELOP TO THE NORTH OF THE CIRCULATION   CENTER...INCREASING LOW LEVEL SHEAR MAY BE SUPPORTIVE FOR   ISOLATED/BRIEF TORNADOES LATE THIS AFTERNOON/TONIGHT.      ..MEAD/GUYER.
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URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER ___

STORM PREDICTION CENTER NORMAN OK

521 AM CST _______________

THE STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF

EXTREME NORTHWEST ALABAMA

EXTREME NORTHEAST LOUISIANA

MISSISSIPPI

EFFECTIVE THIS SATURDAY MORNING FROM 530 AM UNTIL 1100 AM CST.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS

TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 65 STATUTE MILES EAST AND WEST

OF A LINE FROM 30 MILES EAST SOUTHEAST OF NATCHEZ MISSISSIPPI TO 50

MILES WEST NORTHWEST OF MUSCLE SHOALS ALABAMA.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR

TORNADOES AND 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.

OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO WATCH

NUMBER ___. WATCH NUMBER ___ WILL NOT BE IN EFFECT AFTER 530 AM

CST. CONTINUE...WW ___...

DISCUSSION...LINE OF STRONG/SEVERE STORMS FROM NERN LA INTO NWRN MS

IS MOVING EWD...WITH ISOLATED SUPERCELLS CONTINUING IN ADVANCE OF

THE LINE. VAD AND WIND PROFILER DATA SHOW VERY STRONG WINDS THAT

VEER WITH HEIGHT...WITH 50-60 KT FLOW IN THE LOWEST 1-2 KM AGL.

THREAT FOR SEVERE STORMS INCLUDING ISOLATED TORNADOES WILL CONTINUE

INTO THE MORNING HOURS.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND

GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.

MEAN STORM MOTION VECTOR 23045.

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