Los Angeles County San Fernando Valley Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Excessive Heat Watch
Issued: 3:14 AM PDT Oct. 20, 2017 – National Weather Service

... Excessive heat watch remains in effect from Monday morning
through Tuesday evening...

* temperatures... 100-106 degrees, warmest on Tuesday. Overnight
lows in the upper 60s and 70s. Isolated lower 80s possible in
the foothills and mountains.

* Impacts... the very high temperatures create a dangerous
situation in which heat illnesses are possible. Temperatures
inside vehicles, even if the windows are partially open, can
quickly rise to life-threatening levels.

Precautionary/preparedness actions...

Never, ever, leave people or pets in enclosed vehicles, even for
a short period of time.

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 Watch
Issued: 1:27 PM PDT Oct. 19, 2017 – National Weather Service

... Fire Weather Watch in effect from Sunday morning through
Tuesday afternoon for gusty northeast winds and low relative
humidity for the foothills of the San Gabriel valley...

The National Weather Service in Los Angeles/Oxnard has issued a
Fire Weather Watch for gusty northeast winds and low relative
humidity... which is in effect from Sunday morning through Tuesday

* Winds... northeast winds 10 to 20 mph with gusts to 30 mph in the
foothills on Sunday, increasing to 15 to 25 mph with gusts to
35 mph on Sunday and Monday.

* Relative humidity... minimum values 8 to 15 percent on Sunday,
lowering to 6 to 12 percent Monday and Tuesday.

* Temperatures... .Max temperatures 90 to 95 degrees on Sunday,
rising to between 100 and 105 degrees Monday into Tuesday. Very
warm overnight low temperatures in the foothills and wind prone
areas... remaining 75 to 80 degrees in warmest locations.

* Impacts... if fire ignition occurs, there will be the potential
for rapid spread of wildfire and extreme fire behavior that
could lead to a threat to life and property.

Precautionary/preparedness actions...

A Fire Weather Watch means that critical fire weather conditions
are possible. Listen for later forecasts and possible red flag
warnings. Use extreme caution when using potential fire ignition