Area Forecast Discussion
Issued by NWS Columbia, SC

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852 FXUS62 KCAE 150008 AFDCAE Area Forecast Discussion National Weather Service Columbia SC 808 PM EDT Fri Jun 14 2024 .SYNOPSIS... A weak front moves in from the north Saturday, with gradually increasing moisture into early next week with high pressure off the mid Atlantic Coast. Mainly expect isolated afternoon and evening convection possible through the middle of next week. High temperatures are expected to be in the low to mid 90s throughout much of the forecast period. && .NEAR TERM /UNTIL 6 AM SATURDAY MORNING/...
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Expect clear skies overnight ahead of a cold front approaching from the north. The front won`t move into the forecast area until the morning. The dry airmass ahead of the front will prevent rainfall through the near term forecast period. Winds will be light or calm overnight with lows generally in the lower 70s.
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&& .SHORT TERM /6 AM SATURDAY MORNING THROUGH SUNDAY NIGHT/... Saturday should be the hottest day of the weekend before a weak cold front pushes into the region from the north and then stalls out somewhere across the southern cwa Saturday night. Meanwhile aloft, a building upper ridge will begin moving across the area into Sunday. Moisture remains limited ahead of the front for much of the cwa. Exception may be across the very southern and southeastern counties where there may be enough low-level moisture that advects inland from the coast to produce isolated showers or storms late in the afternoon Saturday. The bigger issue Saturday will actually be the afternoon temperatures. Even with the front coming through most guidance has high temperatures clustered in the mid to upper 90s. Heat index values around 100 are expected. Saving grace to the heat index readings is that the airmass will be relatively dry and RH values will be reasonable. If you must be outside for extended periods, be sure to take frequent breaks, hydrate well, and find shade as much as possible. Front stalls across the south by Sunday. Any isolated afternoon rainfall potential will be confined to the southern Midlands and CSRA during the afternoon hours, with the remainder of the forecast area remaining on the dry side. Upper ridge continues to build. There will be a slight increase in moisture and clouds as winds turn more easterly. This should allow slightly cooler temperatures in the afternoon, with highs in the lower to middle 90s. && .LONG TERM /MONDAY THROUGH FRIDAY/... Upper ridge pattern will remain across the eastern US through the period. Much of the period will continue to be on the dry side, with maybe isolated late afternoon convection possible across the eastern cwa closer to the coastal plain each day. Confidence in any rainfall though is very low through the period. High temperatures will remain near to slightly above normal in the low 90s. && .AVIATION /23Z FRIDAY THROUGH WEDNESDAY/...
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VFR forecast. High pressure across the area. Afternoon is dissipating quickly. Expect clear sky overnight. Guidance suggests fog threat very low. Winds will be near calm through early morning. A weak cold front/trough will move into the area Saturday morning and become diffuse across the area. Expect winds to shift to favor north or northeast 5 to 10 knots but south of CAE winds more likely to be light and variable. The models are indicating widely scattered showers will develop near the front, focused from near AGS to OGB around 17z-18z Saturday. The sea breeze may enhance some showers in the afternoon. Otherwise, scattered to broken high based cumulus expected. EXTENDED AVIATION OUTLOOK...Low probability of significant restrictions although isolated to scattered afternoon showers or thunderstorms are possible Sunday.
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&& .CAE WATCHES/WARNINGS/ADVISORIES... SC...None. GA...None. && $$