Saturday, June 27, 2026, started warm at Austin's Camp Mabry, with partly cloudy skies and temperatures hovering around 77°F. The quick spoiler: it only gets hotter from here. Highs are expected to climb into the upper 90s this afternoon, with the heat index making it feel as hot as 105°F. Overnight, the air stays sticky, with lows stuck in the upper 70s. Gusty south to southeast winds will ramp up from late morning through the evening, so it will feel hotter than the thermometer alone suggests.
Afternoon Heat Peak
The most intense heat arrives from midday through late afternoon, with today's high near 97°F and a heat index that could push up to 105°F. This upper 90s pattern hangs on through Sunday and into early next week, with Monday currently projected to be the hottest day, topping out near 99°F. For a full regional breakdown and forecast discussion, check the latest guidance from the National Weather Service.
Winds And What To Expect
Southerly winds will strengthen by mid-morning and hold through the evening around 5 to 15 mph, with gusts up to 25 mph possible across the metro. Some forecast guidance bumps gusts even higher, up to 30 to 35 mph in spots Monday night. That is enough to flip lightweight shade canopies, send patio umbrellas skittering, and make cycling or hauling big items a chore, so secure outdoor gear and plan accordingly. Higher Hill Country terrain west of the city could see occasional stronger gusts overnight.
Cooling Options
City facilities, public libraries, and recreation centers are used as daytime cooling centers during hot stretches, although hours can vary, so call ahead to confirm before you go. The ARCH downtown at 500 E 7th St is one option that provides daytime cooling services during heat events. For a current list of cooling center locations and hours, see the information from the City of Austin.
Why We're Updating This Now
We ran a broader early season heat preview on June 10, and the pattern has largely held since then. Today's forecast sharpens the timing on the gusty southerly winds and the stubbornly warm overnight lows. For more background on how we got here, see our June 10 heat preview. This update zeroes in on the midday heat and wind timing so readers can plan outdoor time over the holiday weekend.
Quick Safety Tips
Drink water regularly, shift strenuous outdoor activities to early morning or evening, and never leave children or pets in a closed vehicle, even for a short time. Even without a formal heat advisory in place, heat related illness is a concern once the heat index climbs above 100°F, so seek air conditioning if you start to feel dizzy, nauseous, or unusually weak. Check on elderly neighbors and people with medical conditions, and keep an eye on local updates in case conditions change.
Forecast At A Glance
Saturday: High near 97°F, heat index up to 105°F. Sunday: High near 97°F with an overnight low around 79°F. Early next week: Highs in the upper 90s to about 99°F with muggy nights and breezy southerly winds.
