Area Forecast Discussion
Issued by NWS Austin/San Antonio, TX
Issued by NWS Austin/San Antonio, TX
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486 FXUS64 KEWX 110834 AFDEWX Area Forecast Discussion National Weather Service Austin/San Antonio TX 234 AM CST Sat Jan 11 2025 ...New SHORT TERM, LONG TERM... .SHORT TERM... (Today through Sunday) Issued at 158 AM CST Sat Jan 11 2025 Key Messages... - Hard freeze expected for all of South Central Texas this morning. - Warmer temperatures are back in play Saturday and Sunday but still below normal. A surface high will slowly move across our area this morning, allowing winds to go nearly calm and temperatures to plummet down into the lower to middle 20s for most locations. A few spots in the Hill Country and Edwards Plateau may even dip into the teens this morning. With dry air in place and winds turning southwesterly and increasing to 10-15 mph today, expect temperatures to warm up quickly from our very cold start. Highs should top out in the mid to upper 50s with lots of sunshine. Clouds will be on the increase over the eastern CWA on Sunday as a disturbance over northern Mexico skirts past our region. This will allow a surface low to develop along the Texas Coast, but it will be too far south and east to impact our sensible weather much beyond a few showers over the Coastal Plains Sunday afternoon. Otherwise, expect mostly sunny skies and highs in the upper 50s to lower and middle 60s. && .LONG TERM... (Sunday night through Friday) Issued at 158 AM CST Sat Jan 11 2025 Key Message... - Cool temperatures continue next week, with mainly dry conditions. A cold front should be mostly through the area Sunday evening with a low just off the central Texas coast. This low will continue northeast with any precipitation confined to locations along the coast or over the Gulf of Mexico waters. Surface high pressure lingers near the area through mid-week with colder than normal high temperatures forecast each day. An inverted surface trough brings additional moisture to the area Wednesday, although the majority of ensemble members still favor drier conditions so have maintained NBM PoPs of 15 percent or less Wednesday into Thursday at this time. Temperatures increase late week into the weekend with the return of southerly flow. Low precipitation chances return to the eastern half of the area Saturday as a front approaches, but the best chances remain east. Beyond the 7 day forecast, the CPC indicates odds tilted towards below normal temperatures and above normal rainfall across South Central Texas. There are indications in many of the global ensemble members of another surge of polar air moving southward into Texas late next weekend or early the following week. As we saw with this last system, use extreme caution when viewing any one model this far out. && .AVIATION... (06Z TAFS) Issued at 1041 PM CST Fri Jan 10 2025 Wind speeds have dropped below 10 kts and will stay that way overnight. Skies will be mostly clear for tonight and Saturday. Winds will shift back to the south or southeast and increase to around 10 kts Saturday morning. && .PRELIMINARY POINT TEMPS/POPS... Austin Camp Mabry 56 37 59 35 / 0 0 0 0 Austin Bergstrom Intl Airport 57 32 60 34 / 0 0 0 0 New Braunfels Muni Airport 56 34 61 37 / 0 0 0 0 Burnet Muni Airport 57 34 55 32 / 0 0 0 0 Del Rio Intl Airport 60 34 62 35 / 0 0 0 0 Georgetown Muni Airport 57 33 57 32 / 0 0 0 0 Hondo Muni Airport 56 32 63 34 / 0 0 0 0 San Marcos Muni Airport 56 33 60 34 / 0 0 0 0 La Grange - Fayette Regional 56 37 57 36 / 0 0 10 10 San Antonio Intl Airport 54 36 61 37 / 0 0 0 0 Stinson Muni Airport 56 36 62 38 / 0 0 0 0 && .EWX WATCHES/WARNINGS/ADVISORIES... None. && $$ Short-Term...MMM Long-Term...27 Aviation...05