Area Forecast Discussion
Issued by NWS Charleston, WV

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680 FXUS61 KRLX 191632 AFDRLX AREA FORECAST DISCUSSION National Weather Service Charleston WV 1232 PM EDT Sun May 19 2024 .SYNOPSIS... Outside the chance for showers/thunderstorms in the mountains this afternoon, a high pressure system will provide dry weather through Tuesday, with increasingly hot afternoons. && .NEAR TERM /THROUGH TONIGHT/... As of 1025 AM Sunday... No updates needed this picture-perfect morning. As of 1240 AM Sunday... After some patchy dense early morning fog burns off, expect a lot of sunshine today. Models showing a ridge building in aloft today and tonight. Even so, some models are showing enough leftover moisture for some showers or thunderstorms in the mountains this afternoon. With precipitable water values under an inch, not anticipating any water issues. With the ridge building, temperatures this afternoon are expected to be warmer than on Saturday. && .SHORT TERM /MONDAY THROUGH WEDNESDAY NIGHT/... As of 230 AM Sunday... Dry weather with a warming trend will be the theme for the short term, with a broad high pressure center and 500MB ridge over the area Monday and Tuesday. There remains a remote chance for a diurnal shower or thunderstorm Tuesday afternoon across the mountains and SE Ohio as a shortwave moves through. Otherwise, mostly quiet across the region to start the week. Temperatures will be above normal starting Monday into the long- term period, with upper 80s to near 90 across the lowlands both days. Temperatures could trend a bit higher if the high pressure center moves overhead, but so far all the models are keeping it to our east over VA. Still, if temperatures reach 90F or higher sensitive individuals should take precautions to prevent heat-related illness. && .LONG TERM /THURSDAY THROUGH SATURDAY/...
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As of 1230 PM Sunday... Frontal boundary will move through the region Thursday, potentially stalling out just to our south early Friday, as surface high pressure briefly builds in across the north. Most of the CWA will remain dry on Friday, however, isolated showers and storms will continue to be possible across the south in particular, closer to the front. Active weather will return over the weekend, with the approach of another system from the west.
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&& .AVIATION /18Z SUNDAY THROUGH FRIDAY/...
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As of 605 AM Sunday... After the dense fog and low stratus burns off, expect a cumulus deck today. This deck could provide some MVFR conditions late this morning, mainly over the mountains. There is a chance of showers and thunderstorms over the mountains this afternoon, but areas west of the mountains will be dry with VFR conditions. VFR conditions can be expected areawide this evening. Some mountain valley fog is possible late tonight. FORECAST CONFIDENCE AND ALTERNATE SCENARIOS THROUGH 18Z MONDAY... FORECAST CONFIDENCE: High. ALTERNATE SCENARIOS: Timing of fog lifting this morning could vary. 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 15 16 17 18 19 20 21 22 23 00 01 02 EDT 1HRLY 11 12 13 14 15 16 17 18 19 20 21 22 CRW CONSISTENCY H H H H H H H H H H H H HTS CONSISTENCY H H H H H H H H H H H H BKW CONSISTENCY M M H H H H H H H H H H EKN CONSISTENCY M H H H H H H H H H H H PKB CONSISTENCY H H H H H H H H H H H H CKB CONSISTENCY M H H H H H H H H H H H AFTER 18Z MONDAY... IFR in fog possible early Monday morning, mainly in the mountain valleys.
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&& .RLX WATCHES/WARNINGS/ADVISORIES... WV...None. OH...None. KY...None. VA...None. && $$ SYNOPSIS...TRM/SL NEAR TERM...RPY/TRM SHORT TERM...LTC LONG TERM...SL AVIATION...RPY