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Area Forecast Discussion
Issued by NWS Tampa Bay Area, FL
Issued by NWS Tampa Bay Area, FL
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011 FXUS62 KTBW 040047 AFDTBW Area Forecast Discussion National Weather Service Tampa Bay Ruskin FL 847 PM EDT Wed Jul 3 2024 ...New AVIATION... .SHORT TERM... (This evening through Thursday) Issued at 210 PM EDT Wed Jul 3 2024 A weak frontal boundary remains stretched from west to east from the panhandle of Florida to Georgia. This boundary will remain to the north and weaken over the next 24 hours as broad surface high pressure south of Bermuda ridges westward across the central part of Florida and into the Gulf of Mexico. This ridge of high pressure will be the dominant weather factor for the next couple of days keeping a predominant southeast wind flow over the region. Abundant moisture with PWAT values between 1.8 - 2.3 inches will persist through the forecast period. Scattered showers and isolated storms will be possible today and tomorrow, developing over the southeast part of Florida and traversing northwestward each afternoon/evening as well as some west coast sea breeze developments. Nocturnal land breeze showers and storms can also be expected over the eastern gulf waters during the early morning hours. Daytime highs will top out in the low to mid 90`s with heat indices reaching 100-107 degrees. Overnight lows will remain in the 70`s. && .LONG TERM... (Thursday night through next Wednesday) Issued at 210 PM EDT Wed Jul 3 2024 Throughout the next 3-7 days, high pressure to the northeast of the state will dominate the overall weather pattern and establish a predominantly east-southeast flow across our CWA. This synoptic setup, combined with adequate moisture aloft, will be favorable for typical summertime scattered showers and thunderstorms in the afternoon hours throughout next few days. As we approach the weekend, a drier air mass will move in from the Atlantic and linger over mainly the eastern half of the state. This will likely hinder thunderstorm development across that region during most of the weekend and contain the majority of activity along the west coast and some west-central counties. Moisture is expected to return come Sunday, and this will remain in place along with the established east-southeast flow to continue to support the development of scattered afternoon showers and storms heading into early next week. Temperatures will remain fairly high throughout the forecast period, with most areas getting into the low to mid 90s and having heat indices in the triple digits during peak heating hours in the afternoon. && .AVIATION... (00Z TAFS) Issued at 812 PM EDT Wed Jul 3 2024 Most of the shower and thunderstorm activity is now in Hillsborough County and north. We will keep VCTS is northern TAF sites till at least 03z. Still expecting another round of scatter showers and storms tomorrow afternoon and evening. Winds will generally remain below 10 knots with VFR conditions outside of thunderstorms. && .MARINE... Issued at 210 PM EDT Wed Jul 3 2024 High pressure ridging across northern Florida and into the eastern Gulf of Mexico is producing a light wind flow with winds 10 knots or less and seas 2 feet or less through the rest of the week and into the weekend. Afternoon sea breeze development will produce onshore winds each day. Scattered showers and isolated storms can be expected daily through the week and into the weekend. && .FIRE WEATHER... Issued at 210 PM EDT Wed Jul 3 2024 A typical summertime pattern continues over the area with abundant moisture, warm temperatures and light winds. Scattered showers and isolated storms expected each day through the end of the week and into the weekend. && .PRELIMINARY POINT TEMPS/POPS... TPA 79 92 79 93 / 40 70 30 50 FMY 77 94 79 94 / 30 40 20 50 GIF 77 95 76 94 / 40 70 30 60 SRQ 78 93 78 93 / 50 50 30 50 BKV 75 93 75 94 / 40 70 20 50 SPG 80 93 82 93 / 50 60 30 50 && Sea Breeze Thunderstorm Regime For Thursday: 1 Sea Breeze Thunderstorm Regime For Friday: 1 For additional information on sea breeze regimes, go to: https://www.weather.gov/tbw/ThunderstormClimatology && .TBW WATCHES/WARNINGS/ADVISORIES... FL...None. Gulf waters...None. && $$ DISCUSSION/AVIATION/MARINE/FIRE WEATHER...Shiveley DECISION SUPPORT...Hubbard UPPER AIR/CLIMATE...Hubbard