This is what I got in my inbox

DANGEROUS & PROLONGED HEAT WAVE WILL CONTINUE THROUGH THE WEEKEND.

A DOME OF HIGH PRESSURE ALOFT WILL REMAIN ANCHORED OVER THE
REGION THROUGH SUNDAY. THIS WILL ALLOW FOR A CONTINUATION OF THE
DANGEROUS HEAT & HUMIDITY THROUGH THE WEEKEND.

EXCESSIVE HEAT WARNING NOW IN EFFECT UNTIL 7 PM CDT SUNDAY.

* A DANGEROUS COMBINATION OF HEAT & HUMIDITY WILL LEAD TO
AFTERNOON & EARLY EVENING HEAT INDEX VALUES BETWEEN 105 AND
115 DEGREES THROUGH SUNDAY.

* THESE HIGH LEVELS OF HEAT & HUMIDITY WILL THREATEN THE
HEALTH OF THE PUBLIC.ESPECIALLY THE VERY YOUNG.THE
ELDERLY.& THOSE WITH CHRONIC HEALTH PROBLEMS. DO NOT TAKE
THIS THREAT LIGHTLY.THE LENGTH OF THIS HEAT WAVE WILL POSE A
VERY REAL & DANGEROUS HEALTH RISK TO THESE AT-RISK GROUPS
& THOSE THAT DO NOT HAVE ACCESS TO AIR CONDITIONING.

THIS BUILD UP OF HEAT WILL MAKE HEAT-RELATED ILLNESSES A VERY
REAL & DANGEROUS THREAT.ESPECIALLY FOR THOSE LIVING IN UN-AIR
CONDITIONED HOMES OR APARTMENTS. PEOPLE IN THE WARNING AREA ARE
ADVISED TO AVOID POORLY VENTILATED AREAS & PROLONGED WORK IN
THE SUN. USE AIR CONDITIONING IN YOUR HOUSE OR APARTMENT IF IT IS
WORKING CORRECTLY. IF YOU DO NOT HAVE AIR CONDITIONING.KEEP
YOUR HOUSE OR APARTMENT WELL VENTILATED WITH FANS.& TRY TO
SPEND SOME TIME IN AN AIR CONDITIONED ENVIRONMENT TO GIVE YOUR
BODY A BREAK FROM THE HEAT.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE.RESCHEDULE STRENUOUS ACTIVITIES TO THE EARLY MORNING
OR EVENING. KNOW THE SIGNS & SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE. WEAR LIGHT WEIGHT & LOOSE FITTING CLOTHING WHEN
POSSIBLE & DRINK PLENTY OF WATER.

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 & SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY. CALL 9-1-1 IMMEDIATELY.

Do you think I'm going to take this seriously?  You betcha!