Area Forecast Discussion
Issued by NWS Charleston, WV

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000 FXUS61 KRLX 020605 AFDRLX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CHARLESTON WV 205 AM EDT SUN AUG 2 2015 .SYNOPSIS... DRY CONTINUES THIS WEEKEND UNDER HIGH PRESSURE. COLD FRONT CROSSES MONDAY NIGHT. WAVES OF LOW PRESSURE CROSS THROUGH MIDWEEK. DRIER AND COOLER TOWARD THE END OF THE WEEK. && .NEAR TERM /THROUGH TONIGHT/...
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ANOTHER QUIET WEATHER DAY ON TAP ACROSS THE AREA. PATCHY VALLEY FOG THIS MORNING...WILL QUICKLY BURN OFF SHORTLY AFTER SUNRISE. OTHERWISE...HIGH PRESSURE WILL GRADUALLY START TO SLIDE OFF TO THE EAST LATER TODAY...FOR SOMEWHAT WARMER TEMPERATURES...AND A SLIGHT UPTICK IN HUMIDITY...ALTHOUGH STILL PLEASANT FOR THIS TIME OF YEAR. OVERNIGHT...SHOULD START OFF MOSTLY CLEAR AND CALM...ALTHOUGH CLOUDS WILL GRADUALLY START TO INCREASE ACROSS THE FAR NORTH AS A COLD FRONT APPROACHES THE REGION. MODELS IN DECENT AGREEMENT WITH FRONTAL BOUNDARY ACROSS SOUTHERN WISCONSIN THROUGH NORTHERN IL AND NORTHWEST INDIANA BY 12Z MONDAY. PRECIPITATION SHOULD REMAIN OUT OF THE CWA DURING THE NEAR TERM. FOG WILL BE POSSIBLE AGAIN TONIGHT...BUT WILL BE LESS LIKELY ACROSS THE NORTH...WHERE SOME PUFFS OF WIND OUT AHEAD OF APPROACHING FRONT WILL BE POSSIBLE.
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&& .SHORT TERM /MONDAY THROUGH TUESDAY/... LATE MONDAY TO MONDAY NIGHT COLD FRONT EXPECTED...AND LIKE PREVIOUS SYSTEMS LATELY...SHOULD ARRIVE WITH LITTLE FANFARE. COVERAGE OF SHOWERS AND STORMS SHOULD BE LIMITED...THE PRIMARY FACTOR IN THE LOW END POPS. FRONTOGENETIC FORCING JUST NOT THERE...WITH AUGUST STARTING OUT ON THE QUIET SIDE. SPC HAS THE NORTHWESTERN PORTION OF THE CWA IN MARGINAL...BUT WITH THE MAIN AREA OF LOW PRESSURE OVER CENTRAL QUEBEC...DYNAMICS WILL BE HARD TO COME BY. FRONT WILL SETTLE SOUTH OF THE AREA...BUT STILL CLIPPING THE SOUTHWEST VIRGINIA COUNTIES. MONDAY WILL BE THE WARMEST DAY OF THE SHORT AND LONG TERM PUSHING THE UPPER 80S ONCE AGAIN...WITH THE MOUNTAINS 5 TO 15 DEGREES OFF THE PACE DEPENDING ON ELEVATION. && .LONG TERM /TUESDAY NIGHT THROUGH SATURDAY/... A WAVE OF LOW PRESSURE BRINGS THE FRONT BACK INTO THE CENTRAL APPALACHIANS...AND WITH IT...THE BEST CHANCES FOR SHOWERS AND STORMS THROUGH MID WEEK. HIGH PRESSURE PUSHES THE FRONT BACK TO THE SOUTH...AND WILL SLOWLY DECREASE THE RAIN CHANCES THROUGH THE END OF THE WEEK. TEMPERATURES WILL BE SLIGHTLY BELOW NORMAL ON AVERAGE THROUGH THE PERIOD WITH SYNOPTIC SCALE CYCLONIC FLOW ALOFT HOLDING IN PLACE. && .AVIATION /06Z SUNDAY THROUGH THURSDAY/... 06Z SUNDAY THROUGH 06Z MONDAY... PATCHY MVFR/IFR VALLEY FOG GENERALLY 08Z-12Z. LIFTING TO VFR AFTER 12Z WITH LIGHT SOUTH TO SSW SURFACE WINDS. FORECAST CONFIDENCE...MEDIUM TONIGHT...OTHERWISE HIGH. ALTERNATE SCENARIOS...TIMING AND EXTENT OF FOG TONIGHT COULD VARY FROM FORECAST. EXPERIMENTAL TABLE OF FLIGHT CATEGORY OBJECTIVELY SHOWS CONSISTENCY OF WFO FORECAST TO AVAILABLE MODEL INFORMATION: H = HIGH: TAF CONSISTENT WITH ALL MODELS OR ALL BUT ONE MODEL. M = MEDIUM: TAF HAS VARYING LEVEL OF CONSISTENCY WITH MODELS. L = LOW: TAF INCONSISTENT WITH ALL MODELS OR ALL BUT ONE MODEL. DATE SUN 08/02/15 UTC 1HRLY 00 01 02 03 04 05 06 07 08 09 10 11 EDT 1HRLY 20 21 22 23 00 01 02 03 04 05 06 07 CRW CONSISTENCY H H H H H H H M M L L L HTS CONSISTENCY H H H H H H H H M L L L BKW CONSISTENCY H H H H H H H H H H H H EKN CONSISTENCY H H H H H H M L L L L L PKB CONSISTENCY H H H H H H H H H L L L CKB CONSISTENCY H H H H H H H H M L L L AFTER 06Z MONDAY...NO WIDESPREAD IFR EXPECTED. && .RLX WATCHES/WARNINGS/ADVISORIES... WV...NONE. OH...NONE. KY...NONE. VA...NONE. && $$ SYNOPSIS...TRM/SL NEAR TERM...SL SHORT TERM...26 LONG TERM...26 AVIATION...SL

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