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Humidity-driven heat index values could still reach the triple digits in Austin by 3 p.m. Friday, according to the National Blend of Models, a composite weather forecast model.<\/p>\n
National Blend of Models\/Pivotal Weather<\/p>\n
If we can just hold out for one more hot and humid weekend<\/a>, Austin can expect a rainy cold front\u00a0\u2014 a true fall cold front\u00a0\u2014 to bring moisture to our parched landscape in Central Texas.\u00a0A good soaking from a Pacific cold front<\/a> might be just what we need as the drought in Texas worsens in Travis County and other parts of the state.<\/p>\n What\u2019s the Friday forecast?<\/p>\n Austin on Friday is shaping up to be mostly sunny with daytime temperatures likely to flirt again with 100 degrees<\/a>. That\u2019s about 10 degrees warmer than normal for Sept. 25 in Austin. Humidity also will continue to intensify the unseasonable heat, driving the heat index or \u201cfeels like\u201d temperature, to 101. While nighttime skies turn partly cloudy, overnight temperatures are expected to stay above 75, which also would be several degrees above normal.<\/p>\n Article continues below this ad<\/p>\n An upper-level ridge of high atmospheric pressure will continue to dominate Central Texas weather Friday and over the weekend, keeping the region hot and largely rain-free, according to the National Weather Service<\/a>.<\/p>\n What\u2019s the weekend weather forecast?<\/p>\n Expect one more weekend \u201cto feel like an endless summer rather than the start of fall<\/a>,\u201d the weather service said in a forecast bulletin Thursday<\/a>. The ridge of high pressure will shift to the south and west, preventing any chances for rain Saturday.\u00a0<\/p>\n Article continues below this ad<\/p>\n \u201cThe air mass over South-Central Texas remain about the same with low-level (air) flow from the east to southeast,\u201d the weather service said. \u201cTemperatures will will also be stagnant through the weekend.\u201d<\/p>\n Although Austin on Saturday should be partly sunny, afternoon temperatures are still likely to approach 100 degrees again. As southerly winds of 5 mph pick up Saturday night, skies will become cloudier.\u00a0Overnight temps should bottom out at a balmy 76 degrees before sunrise Sunday.<\/p>\n<\/p>\n