Area Forecast Discussion
Issued by NWS Charleston, WV
Issued by NWS Charleston, WV
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629 FXUS61 KRLX 232357 AFDRLX Area Forecast Discussion National Weather Service Charleston WV 757 PM EDT Sun Aug 23 2026 .WHAT HAS CHANGED... 00Z Aviation Forecast Discussion update. A few showers will skirt across northern WV though late tonight. 18Z Aviation Forecast Discussion update. Little to no modifications were necessary to the forecast this afternoon. General thunder risk across the northern CWA has since been erased from the Day 1 outlook, yielding a clean eight day thunderstorm outlook risk for the Central Appalachians. && .KEY MESSAGES... 1) A stretch of dry weather settles into the region alongside a brief cool down in temperatures. 2) Weather pattern shifts back into an unsettled state for the second half of the week amid passing disturbances. && .DISCUSSION... KEY MESSAGE 1... Chamber of Commerce weather rounds out the weekend under the guise of building high pressure. Some afternoon cumulus fields have sprouted overhead today, but is not expected to form into showers or storms within our forecast area. A similar forecast sets up for the next several days while the surface high remains nestled over the region, allowing for a welcome reprieve from the unsettled weather pattern we found ourselves in so far this month. Cool temperatures and low humidity yields daytime highs spanning the 60s to low 80s, elevation dependent, and overnight lows tumbling down into the 40s and 50s. KEY MESSAGE 2... High pressure will then become nudged offshore after midweek as upper level troughing swings into the Ohio Valley. Embedded shortwaves will promote periods of showers and storms for Thursday onward. We could also see influence from a disturbance churning off the eastern seaboard later on in the week. Whether an uptick in the risk for severe weather returning to the area with these waves remains uncertain this far out in the forecast. Soil recovery that is anticipated to take place during the first half of the week should aid in limiting any initial flooding concerns. Heavy downpours and training storms will be closely monitored, however, for localized issues heading into next weekend. && .AVIATION /00Z MONDAY THROUGH FRIDAY/... A few showers will skirt across northern WV though late tonight. This, and stratocumulus, all associated with an upper level disturbance, is likely to hinder fog formation overnight tonight, even farther south. Have dense fog briefly forming after a shower toward daybreak Monday at EKN but a similar scenario may pan out at CKB and hour or so earlier. Have brief MVFR mist before dawn at PKB and CRW. Any morning fog and stratocumulus will give way to a cumulus field the balance of the day Monday as high pressure builds into the area. Light west to variable surface flow tonight will become west to northwest on Monday, just a bit gusty at CKB and EKN. Light west flow aloft tonight will become west to northwest on Monday. FORECAST CONFIDENCE AND ALTERNATE SCENARIOS THROUGH 00Z TUESDAY... FORECAST CONFIDENCE: Medium to high. ALTERNATE SCENARIOS: A shower may also bring brief MVFR conditions to PKB tonight and CKB overnight and, conversely, may not occur at EKN. This would then increase the chance for lower visibility in fog between the time of the rain and daybreak. 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 MON UTC 1HRLY 23 00 01 02 03 04 05 06 07 08 09 10 EDT 1HRLY 19 20 21 22 23 00 01 02 03 04 05 06 CRW CONSISTENCY H H H H H H H H H L L L HTS CONSISTENCY H H H H H H H H H H H H BKW CONSISTENCY H H H H H H H H H H H H EKN CONSISTENCY H H H H H H H H L L L L PKB CONSISTENCY H H H H H H H H H H H L CKB CONSISTENCY H H H H H H H H H H H H AFTER 00Z TUESDAY... IFR to VLIFR conditions in dense river valley fog overnight Monday night and early Tuesday morning, and IFR conditions in river valley fog in and near the mountains overnight Tuesday night and early Wednesday morning. && .RLX WATCHES/WARNINGS/ADVISORIES... WV...None. OH...None. KY...None. VA...None. && $$ DISCUSSION...05 AVIATION...TRM