White Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Heat Advisory
Issued: 3:55 AM CDT Jul. 21, 2017 – National Weather Service

... Heat advisory remains in effect until 7 PM CDT Sunday...

* timing... today through Sunday evening.

* Heat index values... peak heat indices will range from 105 to 110
degrees today and Saturday. On Sunday, anticipated thunderstorm
activity should limit heat indices to between 100 and 105. In
addition, overnight lows will be only in the mid 70s.

* Impacts... the combination of hot temperatures and high
humidity will lead to an increased risk of heat-related illness.
The very Young, the elderly, those without air conditioning,
and those participating in strenuous outdoor activities will be
the most susceptible. Also, car interiors will reach lethal
temperatures in a matter of minutes.

Precautionary/preparedness actions...

A heat advisory means that a period of hot temperatures is
expected. The combination of hot temperatures and high humidity
will combine to create a situation in which heat illnesses are
possible. Drink plenty of fluids... stay in an air-conditioned
room... stay out of the sun... and check up on relatives and
neighbors.