...Oppressive heat follows the flood on Saturday...
.Atmospheric high pressure spreading across Texas will help
build more heat across the Rio Grande Valley and the King Ranch
today. The heat will combine with increased surface humidity due
to remaining standing water and high surface soil moisture to
bring heat index values to potentially dangerous levels this
afternoon.
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING...
The National Weather Service in Brownsville has issued a Heat
Advisory, which is in effect from noon today to 7 PM CDT this
evening.
* TEMPERATURE...Rising to 95 to 99 degrees between noon and 6 PM.
* HEAT INDEX...Rising to between 110 and 113 degrees by noon or 1
PM and continuing until 6 or 7 PM.
* IMPACTS...Persons spending time outside today, particularly
those cleaning up after the recent floods, are urged to hydrate
continuously before, during, and after outdoor work or activity.
Take frequent breaks in shady areas and use misters to keep
cool. Those who do not follow heat safety tips will be
susceptible to heat exhaustion or heat stroke due to
dehydration.

...Dangerous Heat Index Temperatures continue across the Rio
Grande Valley and the Northern Ranchlands late this afternoon...
.An unusually hot air mass continues to cover the Rio Grande
valley and northern ranchlands late this afternoon. Though actual
temperatures are a few degrees lower than the record temperatures
yesterday...relative humidity values are higher this afternoon
and will continue to provide dangerous apparent temperatures the
rest of the afternoon into early this evening.
...HEAT ADVISORY NOW IN EFFECT UNTIL 7 PM CDT THIS EVENING...
* APPARENT TEMPERATURE...111 to 115.
* IMPACTS...Persons and pets not sufficiently hydrated before
during and after spending any time in the heat may face the
risk of heat exhaustion or heat stroke.