Jan 31, 2006 0800 UTC Day 2 Convective Outlook Updated: Tue Jan 31 05:51:37 UTC 2006 Probabilistic to Categorical Outlook Conversion Table in HTML|PDF|DOC formats.
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SPC AC 310549 DAY 2 CONVECTIVE OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 1149 PM CST MON JAN 30 2006 VALID 011200Z - 021200Z THERE IS A SLGT RISK OF SVR TSTMS TO THE RIGHT OF A LINE FROM 50 SSE PSX 40 NNE VCT 15 W CLL 35 NNW UTS 15 SSE IER 40 WSW GZH 20 ESE CEW 50 SW PFN. GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 60 ESE CRP 35 S SAT 40 S BWD 20 WNW SEP 20 SSE GYI 40 NNE TXK 25 SE GWO 20 ESE 0A8 35 SSE CSG 25 NE TLH 65 SE AAF. ...THERE IS A SLGT RISK OF SVR TSTMS ALONG THE GULF COAST FROM TX TO FL PANHANDLE... ...GULF COAST... UPPER TROUGH APPEARS TO BE DIGGING A BIT MORE THAN EARLIER MODEL GUIDANCE SUGGESTED. LATEST DATA INDICATES SHORTWAVE TROUGH OF CONCERN WILL REACH ITS LOWEST LATITUDE OVER THE NWRN GULF COAST REGION BEFORE EJECTING NEWD LATE IN THE PERIOD. GFS IS A BIT FARTHER SOUTH/SLOWER THAN NAM MODEL...SUPPORTING RECENT TRENDS OF UPPER TROUGH OVER CNTRL/SRN TX AT THE BEGINNING OF THE PERIOD. THIS POSITION WILL SLOW THE NWD RETURN OF BOUNDARY LAYER MOISTURE INLAND...ALTHOUGH INCREASED LOW LEVEL WARM ADVECTION AND FAVORABLE TRAJECTORIES WILL HOWEVER FORCE QUALITY DEW POINTS/WARM SECTOR ONSHORE AHEAD OF SFC LOW. LOW LATITUDE UPPER FEATURE WILL ENSURE MAIN BAROCLINIC ZONE DOES NOT SURGE TOO FAR NORTH WITH AN E-W POSITION LIKELY TO HOLD WITHIN ROUGHLY 100MI OF THE COAST. IN THE ABSENCE OF CONVECTION ACROSS CNTRL/SRN TX DURING THE DAY1 PERIOD...STEEPER LAPSE RATE ENVIRONMENT WILL SPREAD DOWNSTREAM SUPPORTING THE POTENTIAL FOR ROBUST CONVECTIVE DEVELOPMENT AS LOWER 60S SFC DEW POINTS RETURN WITH MARITIME WARM SECTOR. VERTICAL SHEAR PROFILES APPEAR FAVORABLE FOR SUPERCELL STRUCTURES AS THUNDERSTORMS DEVELOP OVER THE MIDDLE/UPPER TX COAST BY 18Z...SPREADING TOWARD THE FL PANHANDLE LATE IN THE PERIOD. ..DARROW.. 01/31/2006 ...NOTICE... THE STATION RELATIVE POINTS IN THIS PRODUCT WILL BE DISCONTINUED ON 14 FEBRUARY 2006 BUT WILL REMAIN AVAILABLE IN THE FOLLOWING PRODUCTS: WMO HEADER: AWIPS ID: WUUS01 PTSDY1 WUUS02 PTSDY2 WUUS03 PTSDY3 A SERVICE CHANGE NOTICE ...SCN05-39... PROVIDES DETAILS ON THE TRANSITION. FOR ADDITIONAL DETAILS SEE THE FOLLOWING WEB ADDRESS USING LOWER CASE LETTERS: WWW.NWS.NOAA.GOV/OM/NOTIF.HTM CLICK TO GET WUUS02 PTSDY2 PRODUCT NOTE: THE NEXT DAY 2 OUTLOOK IS SCHEDULED BY 1730Z |