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Excessive Heat Warning


URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
135 PM PDT Mon Oct 23 2017

...VERY HOT IN THE COASTAL AND VALLEY AREAS THROUGH TUESDAY...
...WINDY IN THE MOUNTAINS...VALLEYS...AND IN ORANGE COUNTY THROUGH
WEDNESDAY...

.Santa Ana winds and strong high pressure aloft will bring hot and
windy weather through Wednesday. Today and Tuesday will be the
hottest days with highs above 100 degrees for western valley and
inland coastal areas. Santa Ana wind gusts will impact the
mountains, valleys and most of Orange County with strongest and
most widespread winds tonight and Tuesday.

CAZ048-050-552-554-240500-
/O.CON.KSGX.EH.W.0005.000000T0000Z-171025T0300Z/
/O.CON.KSGX.WI.Y.0031.000000T0000Z-171025T2100Z/
San Bernardino and Riverside County Valleys-The Inland Empire-
San Diego County Valleys-Orange County Coastal Areas-
Orange County Inland Areas-
Including the cities of Riverside, San Bernardino, Ontario,
Moreno Valley, Fontana, Rancho Cucamonga, Corona, Escondido,
El Cajon, San Marcos, La Mesa, Santee, Poway, Huntington Beach,
Costa Mesa, Santa Ana, Anaheim, Garden Grove, Irvine, Orange,
Fullerton, and Mission Viejo
135 PM PDT Mon Oct 23 2017

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT
TUESDAY...
...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM PDT WEDNESDAY...

* HIGH TEMPERATURES...98 to 107 for inland Orange County and the
  western Inland Empire and the western valleys in San Diego
  County. The heat will likely reach all the way to the coast
  where highs will range from the mid 80s to the mid 90s. Beach
  communities in Orange County may exceed 95 degrees Tuesday.

* IMPACTS...Heat related illness is likely for those involved in
  strenuous outdoor activity, or those with health conditions
  that do not have adequate access to air conditioning. If
  untreated, heat illness events could be fatal. Never leave
  children or pets inside a parked car!

* WINDS...Northeast winds 15 to 25 mph with gusts to 40 mph today
  in the mountain passes, foothills and sections of the Inland
  Empire. Stronger winds tonight and Tuesday with 25 to 35 mph
  winds gusting to 60 mph. In coastal Orange County, 15 to 25 mph
  winds with gusts to 40 mph are possible Tuesday. Winds will not
  be quite as strong nor widespread for Tuesday night into
  Wednesday morning with areas of northeast winds 15 to 25 mph
  with gusts to 45 mph.

* IMPACTS...Hazardous travel for high profile vehicles. Watch
  for broken tree limbs and downed palm fronds.

* OUTLOOK...Weaker winds for Thursday and Friday with a slow
  cooling trend.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

An Excessive Heat Warning means that a prolonged period of
dangerously hot temperatures will occur. The combination of hot
temperatures and high humidity will combine to create a dangerous
situation in which heat illnesses are likely. Drink plenty of
fluids...stay in an air-conditioned room...stay out of the sun...
and check up on relatives and neighbors.

A Wind Advisory means that winds of 35 mph are expected. Winds
this strong can make driving difficult...especially for high
profile vehicles. Use extra caution.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service San Diego CA
135 PM PDT Mon Oct 23 2017

...VERY HOT IN THE COASTAL AND VALLEY AREAS THROUGH TUESDAY...
...WINDY IN THE MOUNTAINS...VALLEYS...AND IN ORANGE COUNTY THROUGH
WEDNESDAY...

.Santa Ana winds and strong high pressure aloft will bring hot and
windy weather through Wednesday. Today and Tuesday will be the
hottest days with highs above 100 degrees for western valley and
inland coastal areas. Santa Ana wind gusts will impact the
mountains, valleys and most of Orange County with strongest and
most widespread winds tonight and Tuesday.

CAZ043-240500-
/O.CON.KSGX.EH.W.0005.000000T0000Z-171025T0300Z/
San Diego County Coastal Areas-
Including the cities of Vista, Carlsbad, Encinitas, Chula Vista,
National City, and San Diego
135 PM PDT Mon Oct 23 2017

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT
TUESDAY...

* HIGH TEMPERATURES...Upper 80s to mid 90s towards the coast to
  the upper 90s to 105 farther inland and near the mesas.

* IMPACTS...Heat related illness is likely for those involved in
  strenuous outdoor activity, or those with health conditions
  that do not have adequate access to air conditioning. If
  untreated, heat illness events could be fatal. Never leave
  children or pets inside a parked car!

* OUTLOOK...Not quite as hot on Wednesday with slow cooling for
  Thursday and Friday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

An Excessive Heat Warning means that a prolonged period of
dangerously hot temperatures will occur. The combination of hot
temperatures and high humidity will combine to create a dangerous
situation in which heat illnesses are likely. Drink plenty of
fluids...stay in an air-conditioned room...stay out of the sun...
and check up on relatives and neighbors.

&&

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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