Baltimore residents can expect a mixed bag of weather today, as a warm front slowly pushes its way through, elevating temperatures and ushering in chances of thunderstorms into the region. According to a statement obtained by the National Weather Service Baltimore MD/Washington DC , this front brings with it not only heat but also "continued concerns for localized flash flooding," particularly along and west of the Blue Ridge. To that end, a Flood Watch has been put into effect from 11 a.m. through 10 p.m. this evening for multiple Maryland, Virginia, and West Virginia areas. The persistent cloud cover and drizzle this morning are expected to give way to increased sunshine in parts of southern and central Virginia, as well as the Alleghenies, later today. This could stoke the risk of thunderstorm development this afternoon due to rising instability. The National Weather Service warns of efficient warm rain processes with rain rates potentially reaching 1-2"+/hr. With soil already saturated from recent bouts of rainfall, it won't take much for flash flooding to become a reality in susceptible locales. In a day of transition, after an enduring spell of cooler weather, temperatures are set to rebound to more seasonable norms, with highs in the low to mid-80s anticipated. However, areas along the MD/PA line, such as northeast and central Maryland, are likely to experience slightly cooler temperatures as the maritime airmass clings on a bit longer. Looking into the evening, lows will fall back into the upper 60s and low 70s tonight, according to the forecast, with any leftover thunderstorm activity tapering off. However, residual cloudiness may linger, primarily north of Interstate 66/US 50. Additional showers and thunderstorms feature in the forecast for Wednesday, as a warm front moves further north and a touch of drier air sneaks in under west to southwest downsloping flow. The National Weather Service has indicated that the "Highest probability of severe thunderstorms looks to be west of the Alleghenies due the proximity of an encroaching cold front." Damaging winds and localized flash flooding remain primary concerns with these potential storms. Thursday calls for more of the same – high temperatures soaring into the low to mid 90s and CAPE values indicating strong potential for storm development. Central to these concerns is the strong cold front that will be sweeping through the area, as per the National Weather forecast. Any resulting convection is expected to wind down come nightfall, with humidity diving into the post-frontal atmosphere. Marine conditions on local waters are burdened with their own set of challenges, as low clouds and marine fog make themselves known. Boaters should expect sub-SCA level southerly winds today and Wednesday, with a chance of special marine warnings due to potential afternoon and evening thunderstorms. Strong winds and thunderstorms may also trouble mariners on Thursday ahead of the cold front, which could kick up more significant waves going into Friday. For a detailed glimpse at the coming days' weather outlook, Baltimore residents can consult the forecast provided by the National Weather Service Baltimore MD/Washington DC.
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