Area Forecast Discussion
Issued by NWS Cleveland, OH

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000 FXUS61 KCLE 050158 AFDCLE AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CLEVELAND OH 958 PM EDT TUE AUG 4 2015 .SYNOPSIS... A WEAKENING COLD FRONT WILL DROP ACROSS THE AREA OVERNIGHT. THE FRONT WILL DISSIPATE WEDNESDAY AS HIGH PRESSURE BUILDS INTO THE GREAT LAKES AND OHIO VALLEY. THURSDAY LOW PRESSURE WILL MOVE INTO THE LOWER OHIO VALLEY AS THE HIGH MOVES EAST TO NEW ENGLAND. FRIDAY HIGH PRESSURE WILL BUILD BACK TOWARD OHIO AS THE LOW MOVES TO THE EAST COAST. && .NEAR TERM /UNTIL 6 AM WEDNESDAY MORNING/... LOTS OF HIGH CLOUDS SPILLING ACROSS THE REGION THIS EVENING AND HAVE MADE THE CHANGE TO PARTLY CLOUDY. THE PRECIP THREAT CONTINUES TO DIMINISH AND HAVE LEFT ONLY A SMALL 20 POP FOR NW PA FOR LATER TONIGHT. NO CHANGES TO TEMPS. && .SHORT TERM /6 AM WEDNESDAY MORNING THROUGH FRIDAY NIGHT/... HIGH PRESSURE BUILDS ACROSS THE GREAT LAKES AND OHIO VALLEY AGAIN ON WEDNESDAY. CONCERNED ABOUT ANY ONGOING SHOWER OR TWO ALONG THE LAKESHORE EAST OF KCLE AT FIRST BUT THAT SHOULD DISSIPATE QUICKLY THROUGH THE MORNING AS THE AIRMASS MIXES. OTHERWISE EXPECT PARTLY CLOUDY SKIES FOR THE DAY. THE HIGH WILL MOVE EAST AND NORTH OVER THE LAKES AFTER MIDNIGHT WEDNESDAY NIGHT AS LOW PRESSURE MOVES FROM THE CENTRAL PLAINS TO SOUTHERN IL. MODELS A LITTLE CLOSER WITH THE SOLUTION VS YDAY WITH MORE OF A CONSENSUS OF MOST OF THE PRECIP ACROSS SOUTHERN AND CENTRAL OHIO. WILL BRING A CHANCE POP INTO THE FAR SOUTH FOR THURSDAY AND THURSDAY EVENING BUT THIS COULD END UP TOO HIGH GIVEN TRENDS. FRIDAY HIGH PRESSURE BUILDS BACK IN FROM THE NORTH. AFTERNOON TEMPS MOSTLY IN THE 70S WED- THURS AND CLOSER TO 80 FRIDAY. LOWS IN THE 50S TO NEAR 60. && .LONG TERM /SATURDAY THROUGH TUESDAY/... THE BROAD RIDGE OVER THE PLAINS WILL START TO BUILD EASTWARD INTO THE OHIO VALLEY BEFORE THE TROUGH DEEPENS AGAIN EARLY NEXT WEEK. SHORTWAVE ENERGY MOVING AROUND THE RIDGE WILL TAKE A WEAK AREA OF LOW PRESSURE NORTH OF LAKE ERIE ON SATURDAY WHILE HIGH PRESSURE GENERALLY REMAINS IN CONTROL ACROSS THE OHIO VALLEY. WESTERLY FLOW AND WEAK WARM ADVECTION WILL SET UP BEHIND THIS FEATURE WITH HIGHS IN THE LOW 80S ON SUNDAY. MOISTURE INCREASES FROM SUNDAY TO MONDAY AS A SERIES OF ACTIVE WAVES MOVES AROUND THE RIDGE ACROSS THE LOWER GREAT LAKES REGION AHEAD OF THE DEEPENING TROUGH TO THE NORTH. WILL CARRY A CHANCE OF SHOWERS AND THUNDERSTORMS FROM SUNDAY NIGHT ON AS MOISTURE INCREASES. KEPT HIGHS CLOSE TO 80 GIVEN THE POTENTIAL FOR CLOUDS AND SHOWERS. && .AVIATION /00Z WEDNESDAY THROUGH SUNDAY/... AFTERNOON CUMULUS WILL FADE...BUT TROUGH WILL MAKE A GLANCING PASS ACROSS NW PA. THIS MAY BRING AN OCCASIONAL BKN MID LEVEL CEILING TO KERI. EARLY CUMULUS WEDNESDAY MAY START OUT MVFR...BUT WILL IMPROVE TO VFR. THEY VERY WELL MAY GO BKN FOR A WHILE BUT KEPT SCT AS PREDOMINATE. WEST WINDS WILL DIMINISH THIS EVENING AND THEN PICK BACK UP IN THE MORNING FROM WEST-NORTHWEST. OUTLOOK...ONLY ISOLATED NON VFR WEATHER IS POSSIBLE FROM LATE WEDNESDAY THROUGH FRIDAY. && .MARINE... WEST WINDS OF 10 TO 20 KNOTS WILL WEAKEN AS THEY VEER TO NORTHWEST OVERNIGHT WITH THE PASSAGE OF A WEAK TROUGH. HIGH PRESSURE OVER THE UPPER MIDWEST WILL BUILD OVER THE GREAT LAKES ON WEDNESDAY WITH NORTHEAST TO EAST WINDS DEVELOPING. EAST TO NORTHEAST WINDS OF 10-15 KNOTS WILL CONTINUE THURSDAY AS A WEAK AREA OF LOW PRESSURE MOVES THROUGH THE OHIO VALLEY. WINDS WILL GENERALLY BE 15 KNOTS OR LESS THROUGH AT LEAST THE FIRST HALF OF THE WEEKEND AS HIGH PRESSURE EXPANDS OVER THE EASTERN GREAT LAKES. && .CLE WATCHES/WARNINGS/ADVISORIES... OH...NONE. PA...NONE. MARINE...NONE. && $$ SYNOPSIS...TK NEAR TERM...KUBINA SHORT TERM...TK LONG TERM...KEC AVIATION...OUDEMAN MARINE...KEC

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