Excessive Heat Warning:
Issued at: 7:14 PM PDT on September 15, 2014, expires at: 7:00 PM PDT on September 16, 2014
...Excessive heat warning remains in effect until 7 PM PDT
- heat index...heat index values between 102 and 110 degrees are
expected during the late morning through early evening hours
through Tuesday. Overnight minimum heat index values will be
mostly in the 70s. Heat index values represent how hot it
really feels when relative humidity is factored in with actual
- Impacts...the combination of heat and humidity will create a
dangerous situation in which heat illnesses are possible...
especially for the elderly and youth.
Never...ever...leave people or pets in enclosed vehicles...even
for a short period of time with the windows cracked open.
Take extra precautions if you work or spend time outside. When
possible...reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear light weight and loose fitting clothing when
possible and 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 and shaded location. Heat stroke
is an emergency - call 911.
Fire Weather Warning:
Issued at: 3:27 PM PDT on September 15, 2014, expires at: 9:00 PM PDT on September 16, 2014
...Red flag warning in effect until 9 PM Tuesday for the
Los Angeles and Ventura County mountains and adjacent foothills
due to very hot and unstable conditions with moderately low
- temperatures...highs generally between 95 and 105 degrees.
Overnight lows in the 70s to around 80 across lower elevations.
- Relative humidity...minimum humidity 12 to 20 percent today.
Slightly higher Tuesday. Poor overnight recoveries in the
mountains and adjacent foothills.
- Fire behavior...any fire ignition will have the potential for
large plume dominated growth over the mountains due to hot
temperatures...low humidities...relatively light winds...
instability...and extremely dry fuels.
- Impacts...if fire ignition occurs...there could be rapid
spread of wildfire that would lead to a threat to life and
A red flag warning means that critical fire weather conditions
are expected. This in combination with very dry fuels could
create extreme fire danger and/or fire behavior.
Please advise the appropriate officials or fire crews in the
field of this red flag warning.