Area Forecast Discussion
Issued by NWS Charleston, WV

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000 FXUS61 KRLX 241343 AFDRLX Area Forecast Discussion National Weather Service Charleston WV 943 AM EDT Mon Jul 24 2017 .SYNOPSIS... Isolated to scattered showers and thunderstorms are possible through the afternoon. High pressure will provide dry weather through midweek. && .NEAR TERM /THROUGH TONIGHT/...
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As of 940 AM Monday... Made some minor tweaks to temperatures today based on current obs and trends. Otherwise no changes made. As of 625 AM Monday... Radar loops shows the last of the showers moving east out of Webster/Nicholas counties. Expect fog and low clouds to dissipate by mid morning. A cold front will push southeast from the OH Valley across the central Appalachians tonight. The hires guidance develops isolated to scattered diurnally driven convection along/ahead of the advancing cold front mainly between 18-23z. Clearing skies tonight should result in valley fog which may become dense in spots early Tuesday morning.
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&& .SHORT TERM /TUESDAY THROUGH WEDNESDAY NIGHT/... As of 335 AM Monday... High pressure in control with seasonable temperatures through Wednesday night. Increasing clouds from the west during Wendesday night as another system approaches. && .LONG TERM /THURSDAY THROUGH SUNDAY/... As of 335 AM Monday... Sfc low tracks across the northern portion of CWA on Thursday with trailing cold front crossing the region Thursday night. Models differ on the exact track of the low, in any case increased pops across the region on Thursday and Thursday night. High pressure builds in across the area on Friday and into the weekend. Increasing moisture through Sunday and there is chance for diurnal showers in the mountains on Saturday and Sunday with the lowlands staying dry. && .AVIATION /14Z MONDAY THROUGH FRIDAY/...
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As of 625 AM Monday... Patchy MVFR-VLIFR fog and low stratus will dissipate with widespread VFR by 15z. Predominantly VFR expected from mid morning through the afternoon. Brief sub-VFR restrictions are possible in isolated-widely scattered showers and Tstorms 18-23Z. Coverage is sparse enough to preclude mention in 24/12z TAFs. A cold front will push southeast across the airspace by tonight with high pressure building into the area for Tuesday. Clearing skies and light winds should promote valley fog formation into early Tuesday morning. FORECAST CONFIDENCE AND ALTERNATE SCENARIOS THROUGH 12Z TUESDAY... FORECAST CONFIDENCE: Medium. ALTERNATE SCENARIOS: Increased convective coverage this afternoon. No fog late tonight into Tuesday morning. 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. UTC 1HRLY 12 13 14 15 16 17 18 19 20 21 22 23 EDT 1HRLY 08 09 10 11 12 13 14 15 16 17 18 19 CRW CONSISTENCY H H H H H H H H H H H M HTS CONSISTENCY H H H H H H H H H H H M BKW CONSISTENCY M M H H H H H H H H H M EKN CONSISTENCY M M M H H H H H H H H M PKB CONSISTENCY L L L M H H H H H H H M CKB CONSISTENCY H M M H H H H H H H H M AFTER 12Z TUESDAY... Mainly VFR through midweek. Tstorm impacts likely Thursday into Friday.
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&& .RLX WATCHES/WARNINGS/ADVISORIES... WV...None. OH...None. KY...None. VA...None. && $$ SYNOPSIS...99 NEAR TERM...MZ/99 SHORT TERM...JS LONG TERM...JS AVIATION...99

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