Headline:
Extreme Heat Warning issued June 17 at 3:42PM CDT until June 18 at 8:00PM CDT by NWS Austin/San Antonio TX
Event:
Extreme Heat Warning
Urgency:
Expected
Effective:
June 17, 2026 - 1:42pm
Expires:
June 18, 2026 - 5:00am
Description:
* WHAT...Dangerously hot conditions with heat index values up to 115
expected.
* WHERE...The I-35 corridor, Coastal Plains, and southern Rio Grande
Plains.
* WHEN...From noon to 8 PM CDT Thursday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
* ADDITIONAL DETAILS...Conditions Thursday will be more extreme than
the heat so far this summer. The risk of heat related illnesses
will be higher with little time to adjust to the extreme heat.
Instruction:
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Do not leave young children or pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
Area Description:
Williamson; Hays; Travis; Bastrop; Lee; Uvalde; Medina; Bexar; Comal; Guadalupe; Caldwell; Fayette; Maverick; Zavala; Frio; Atascosa; Wilson; Karnes; Gonzales; De Witt; Lavaca; Dimmit
Forcast Office:
NWS Austin/San Antonio TX
Sender: