FXUS61 KRLX 030740 AFDRLX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CHARLESTON WV 340 AM EDT SAT MAY 3 2003 SOME NE WIND FINALLY SHOWING UP ON 88D PROFILE HERE. SO FRONTAL ZONE SOUTH OF CRW...RUNNING FROM NEAR RIC TO BKW TO SOUTHERN KY. HARD TO DETERMINE CLOUD COVER TODAY. WILL NEED SOME VISUAL IMAGERY TO HELP FINETUNE TEMPERATURES AND POPS BY LATE THIS MORNING. AT THIS UNCIVILIZED HOUR - DECIDED THAT COOLING ALOFT FROM UPPER AIR SYSTEM STRONG ENOUGH TO MENTION CHANCE OF AFTERNOON AND EVENING SHOWERS EVEN ACROSS NORTHERN WEST VIRGINIA. ONLY MENTIONED T FOR SOUTHERN COUNTIES. CARRIED POPS INTO TONIGHT FOR SAME DISTURBANCE. NO CHANGE ON TIMING OF WARM FRONTAL SHOWERS LATE SUNDAY NIGHT INTO MONDAY. DID INCREASE POPS TO LIKELY FOR MONDAY AND INCREASED SOUTHEAST WINDS. MADE SOME MINOR TWEAKS BEYOND MONDAY. INCREASED POPS TO 40 MONDAY NIGHT FOR CONTINUED WARM FRONTAL ACTION. LITTLE RIPPLES MOVE ACROSS THROUGH TUESDAY NIGHT...WITH CONTINUED CHANCE POPS. 00Z GFS RUN SHOWING A BREAK IN THE PRECIP WEDNESDAY. NOT READY TO BUY THIS TOTALLY YET SO REDUCED POP TO SLIGHT CHANCE. ALSO TWEAKED CLOUD GRIDS A BIT...NOW IN BETTER AGREEMENT WITH ISC. .RLX... WV...NONE. VA...NONE. KY...NONE. OH...NONE. END / BATTY/CL ******************************************************************** 905 PM EDT FRI MAY 2 2003 A BAND OF SCATTERED SHOWERS AND THUNDERSTORMS HAVE APPARENTLY ORGANIZED ALONG OR JUST AHEAD OF THE WEAK COLD FRONT WHICH STRETCHES FROM CKB-HTS-LEX AT 9 PM. EXPECT THIS BAND OF CONVECTION TO CONTINUE SHIFTING SOUTHEASTWARD AND WEAKEN...WITH ANY OF THE ACTIVITY STILL LEFT BY MIDNIGHT TO BE ACROSS THE SOUTHERN AND CENTRAL MOUNTAINS. OTHERWISE...JUST A SMALL CHANCE OF LIGHT SHOWERS REDEVELOPING OVERNIGHT AS ANY NUMBER OF WEAK DISTURBANCES ROTATING AROUND THE MAIN UPPER SYSTEM OVER THE GREAT LAKES MOVE ACROSS OUR REGION. WINDS WILL BE LIGHT FROM THE NORTH AND DRIER AIR WILL HAVE TOUGH TIME ENTRENCHING INTO AREA OTHER THAN THE FAR NORTH...SO THERE MAY BE POCKETS OF FOG WHERE RAIN HAS FALLEN DESPITE THE CLOUD COVER...BUT NOT WIDESPREAD ENOUGH TO INCLUDE IN ZONES. .END/JMV ******************************************************************** 245 PM EDT FRI MAY 2003 ...TONIGHT AND SATURDAY... COLD FRONT DRAPPING ACROSS THE NORTHWESTERN PORTION OF THE CWA KEEP COOL MOIST UNSTABLE WEATHER ACROSS THE REGION. WILL NOT BE ABLE TO SEE SIGNIFICANT CLEARING OUT OF CLOUDS DURING THIS TIME PERIOD. UPPER LEVEL TROUGH WILL KEEP THE MENTION OF PRECIPITATION...ALBEIT LIGHT ACROSS THE AREA FOR SATURDAY. THIS IS THE FEATURE THAT THE GFS HAD TRIED TO MAKE A CLOSED LOW OUT OF IN PREVIOUS DAYS. ...SATURDAY NIGHT THROUGH MONDAY NIGHT... ETA/GFS A LITTLE SLOWER WITH WEAKLY AMPLIFIED TROUGH DIVING SOUTHEAST ACROSS AREA...BRINGING IT THROUGH SAT NIGHT. LOW CLOUDS ALSO LOOK AS IF THEY WILL HANG AROUND A BIT LONGER SATURDAY NIGHT AS WELL. AFTER COORDINATION WITH SURROUNDING OFFICES HAVE LINGERED A LOW CHANCE INTO EARLY SATURDAY NIGHT ALONG MTNS. DRIER AIR SHOULD WORK IN BRIEFLY ON SUNDAY AND ALLOW FOR SUNSHINE BEFORE NEXT SYSTEM ARRIVES. MODELS CONTINUE TO SHOW WARM FRONT PUSHING INTO SOUTHWESTERN ZONES LATE SUNDAY NIGHT WITH ETA STILL FASTER THAN GFS. BOTH MODELS GIVING QPF VALUES IN EXCESS OF A HALF INCH OVER LARGE AREAS BUT FEEL THIS IS OVERDONE WITH EAST/SOUTHEASTERLY FLOW AND UPPER RIDGE. WILL CONTINUE CHANCE POPS AND INCREASE A BIT ACROSS SOUTHWEST TO 40. AS FRONT MOVES THROUGH MONDAY POPS INCREASE ACROSS NORTHEAST. SHOULD SEE A MIN IN POPS FROM MONDAY AFTERNOON THROUGH MONDAY NIGHT. ...TUESDAY THROUGH NEXT FRIDAY... KEPT HIGH CHANCE POPS TUESDAY AND TUESDAY NIGHT. NEXT DRY PERIOD SEEMS TO BE ON THURSDAY THROUGH THE END OF THE WORK WEEK. KF/HC/ELW ******************************************************************** 1028 AM EDT FRI MAY 2 2003 ...MORNING UPDATE DISCUSSION... WILL DO A QUICK UPDATE TO TAKE OUT MORNING WORDING IN FORECAST ZONES. AS PREVIOUS ZONE ISSUANCE...KEPT THE MENTION OF THUNDERSTORMS OUT OF OUR NORTHWESTERN MOST ZONE GROUPING. AT 14Z...THE FRONTAL ZONE JUST TO OUR NORTHWEST...ABOUT TO ENTER THE CWA. WILL KEEP HIGHEST POPS ACROSS THE SOUTH/SOUTHEAST...ESPECIALLY WITH ONGOING CONVECTION ACROSS CENTRAL AND EASTERN KENTUCKY. .END/ KF *********************************************************************