


Area Forecast Discussion
Issued by NWS Charleston, WV
Issued by NWS Charleston, WV
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613 FXUS61 KRLX 272230 AFDRLX AREA FORECAST DISCUSSION National Weather Service Charleston WV 630 PM EDT Thu Mar 27 2025 .SYNOPSIS... A warm front brings a significant warming trend, and some showers and storms, later tonight into Friday. More storms are expected next Sunday into Monday, and a few could be strong. && .NEAR TERM /THROUGH FRIDAY/... As pf 630 PM Thursday... Radar imagery shows a band of light rain entering portions of SE OH at the time of writing. Expect these light rain showers to move into WV by late this afternoon, before begin to dissipate by this evening. This rain activity is associated with a lifting warm front. Introduced low PoPs with this activity as rainfall accumulations will be minimum to none. Rest of forecast remains on track. As of 230 PM Thursday... A warm front approaches the area tonight, and then crosses Friday morning, bringing showers and a few thunderstorms, and then leaving the area in a warm, unstable environment Friday afternoon. High clouds were already rolling in from the southwest early this afternoon, largely limiting the high-based cumulus field to the northeast. A few showers may sneak into the Huntington tri-state area this evening with an initial wave in the warm advection west to northwest mid/upper-level flow, veering from south to southwest low level flow beneath. A better chance for showers will not be until the overnight hours, and lasting into Friday, amid stronger warm and moist advection. Thunderstorms are also possible amid narrow elevated CAPE in the early spring morning warm advection. However, h85 theta e values only in the 310s should limit rainfall intensity. As the warm front pushes through, shower coverage decreases from southwest to northeast late Friday morning through Friday afternoon, although this leaves behind an unstable, modestly sheared environment. In the absence of forcing, hung on to a slight chance for showers and thunderstorms for much of the area Friday afternoon to account for a few cells popping up. Depending upon the thickness of the mid and high cloud tonight, temperatures will dip into the 30s in the northeast mountains, and the normally colder low spots over the lowlands, but then level off or even rise overnight. Showers will hold temperatures back a bit Friday morning, especially north, but increasing sunshine, and increasingly gusty winds, should propel temperatures well inti the 70s across the lowlands Friday afternoon, even to around 80 in the Huntington tri-state area and down the Tug Fork, where RH values may drop to 30 percent. && .SHORT TERM /FRIDAY NIGHT THROUGH SUNDAY NIGHT/... As of 232 PM Thursday... Active weather in the short term period. Warm frontal boundary north of our area at the start of the period. Mainly dry conditions expected Friday night into the first part of Saturday. However, multiple shortwaves crossing the area, one Saturday afternoon/evening, followed by a potential additional wave Sunday out ahead of the main low/front, will help to generate mainly showers Saturday, possibly a thunderstorm depending on if enough instability/lift can occur, with thunderstorms more likely on Sunday. Cold front associated with low to the west moves into the region on Monday. Area is still outlooked for severe across western zones in the Sunday evening through Monday morning time frame, but if much of the convection occurs at night, waning instability may limit the severe threat for much of the western zones during this time period, with the potential for a threat in the afternoon hours across eastern zones as the front progresses through the area. There will however continue to be a threat for severe owing to the strengthening shear/winds aloft even across the western zones/Sunday night despite waning instability. In addition its important to note there is also uncertainty regarding any severe Monday across the east as models continue to differ with timing of system/front. Temps during the period look to remain above normal. && .LONG TERM /MONDAY THROUGH THURSDAY/... As of 232 PM Thursday... Cold front should move east of the area by afternoon Monday, with decreasing threat for convective activity, although showers will linger behind the front through Monday night/early Tuesday. It will be cooler on Tuesday behind the front, but overall drier as high pressure builds in from the north. Temperatures will gradually increase towards the middle of the week out ahead of the next system, which looks to spread showers and storms back into the area. && .AVIATION /22Z THURSDAY THROUGH TUESDAY/... As of 630 PM Thursday... Widespread VFR conditions are anticipated this afternoon and for the most part of tonight, despite of an approaching warm front. Cloudiness will gradually thicken and isolated light showers will become more scattered as the warm front lifts north Friday morning. A few thunderstorms are possible over WV under an unstable environment Friday afternoon. Additional light showers may occur across northeast KY and southern WV and SW VA trough this evening without any significant precipitation under VFR conditions. Conditions will begin to deteriorate to MVFR as showers move in from the west, perhaps affecting PKB, and HTS, before spreading east and northeast to affect the rest of sites Friday morning into the afternoon hours. Thunderstorms are also possible amid narrow elevated CAPE in the early spring warm advection. Improving conditions will spread from southwest to northeast as shower activity diminishes in intensity and coverage late Friday morning into Friday afternoon or evening. Any restrictions that do occur at HTS and CRW Friday morning should improve back to VFR early Friday afternoon. Southwest to northwest surface flow this afternoon, gusty across mainly the northern sites, will become calm to light and variable tonight, light south to southeast overnight into Friday morning, and then increase from the southwest Friday afternoon, with gusts at least in the 15 to 20 kt range. Light west to southwest flow aloft this afternoon and tonight will strengthen overnight, possibly resulting in a period of low level wind shear early Friday morning. FORECAST CONFIDENCE AND ALTERNATE SCENARIOS THROUGH 00Z SATURDAY... FORECAST CONFIDENCE: High. ALTERNATE SCENARIOS: Timing and location of MVFR conditions in showers and possible thunderstorms Friday morning may vary. A heavier thunderstorm may impact one or more TAF sites at some point on Friday. 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 21 22 23 00 01 02 03 04 05 06 07 08 EDT 1HRLY 17 18 19 20 21 22 23 00 01 02 03 04 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 H H H H H H H H H H H H EKN CONSISTENCY H 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 H H H H H H H H H H H H AFTER 00Z SATURDAY... IFR conditions possible in showers and thunderstorms Saturday night through Sunday and into Monday. && .RLX WATCHES/WARNINGS/ADVISORIES... WV...None. OH...None. KY...None. VA...None. && $$ SYNOPSIS...TRM/SL NEAR TERM...TRM/ARJ SHORT TERM...SL LONG TERM...SL AVIATION...TRM