Area Forecast Discussion
Issued by NWS Austin/San Antonio, TX
Issued by NWS Austin/San Antonio, TX
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437 FXUS64 KEWX 262316 AAA AFDEWX Area Forecast Discussion...UPDATED National Weather Service Austin/San Antonio TX 616 PM CDT Thu Sep 26 2024 ...New AVIATION (00Z TAFS)... .SHORT TERM... (Tonight through Friday night) Issued at 213 PM CDT Thu Sep 26 2024 High pressure will continue to settle southward over the area tonight and Friday. With light winds, clear skies, and dry air, look for maximal radiational cooling, which should give a tendency for temperatures to be a little below the NBM operational and 50th percentile values due to the bias correction still accounting for the recent warm period even while the pattern just changed to a drier profile. Thus, expect tonight`s lows a few degrees lower than Thursday night, except along the Rio Grande Plains, where weak, southerly return flow will develop toward daybreak Friday. Daytime highs on Friday will be warmer than today and 5-8F above normal, as a dry profile during daytime with full sun produces near maximal sensible heating. Friday night`s temperatures will be similar to tonight. && .LONG TERM... (Saturday through Thursday) Issued at 213 PM CDT Thu Sep 26 2024 Surface high pressure over the southern plains will keep the weather dry in South-Central Texas for most of the long term period. The dry airmass will remain in place and there won`t be any significant change. Temperatures will remain mainly steady with highs mostly in the 90s and lows starting in the 50s and 60s and reaching near 70 across the south by the end of the period. By Wednesday or Thursday the low level flow will turn around to the southeast and there is a slight chance for showers and thunderstorms over the Coastal Plains. && .AVIATION... (00Z TAFS) Issued at 615 PM CDT Thu Sep 26 2024 VFR flying conditions and winds less than 10 kts should result in excellent weather for the region through the next 24-30 hours. No other issues to highlight at this time. && .PRELIMINARY POINT TEMPS/POPS... Austin Camp Mabry 64 94 64 94 / 0 0 0 0 Austin Bergstrom Intl Airport 63 93 63 94 / 0 0 0 0 New Braunfels Muni Airport 63 96 63 96 / 0 0 0 0 Burnet Muni Airport 61 90 62 91 / 0 0 0 0 Del Rio Intl Airport 65 94 68 96 / 0 0 0 0 Georgetown Muni Airport 61 91 62 92 / 0 0 0 0 Hondo Muni Airport 61 94 64 96 / 0 0 0 0 San Marcos Muni Airport 61 94 62 94 / 0 0 0 0 La Grange - Fayette Regional 61 91 61 92 / 0 0 0 0 San Antonio Intl Airport 65 94 66 95 / 0 0 0 0 Stinson Muni Airport 66 95 66 96 / 0 0 0 0 && .EWX WATCHES/WARNINGS/ADVISORIES... None. && $$ Short-Term...Zeitler Long-Term...05 Aviation...MMM