Red Flag Warning issued January 7 at 3:45AM PST until January 9 at 6:00PM PST by NWS San Diego CA
…A PARTICULARLY DANGEROUS SITUATION IS EXPECTED FOR INLAND ORANGE
COUNTY, THE SANTA ANA MOUNTAINS, INLAND EMPIRE, AND SAN BERNARDINO
MOUNTAIN FOOTHILLS FROM 7 AM TO 1 PM WEDNESDAY. A PERIOD OF
WIDESPREAD, STRONG WINDS ACCOMPANIED BY VERY DRY AIR AND
CRITICALLY DRY FUELS WILL RESULT IN DANGEROUS FIRE WEATHER
CONDITIONS. ANY NEW FIRE IGNITION IN THESE AREAS WILL LIKELY HAVE
VERY DANGEROUS WILDFIRE SPREAD AND BEHAVIOR WITH GREAT DIFFICULTY
IN CONTAINMENT THAT COULD IMPACT LIFE AND PROPERTY…
…A RED FLAG WARNING IS IN EFFECT FOR THIS AFTERNOON THROUGH
THURSDAY DUE TO STRONG SANTA ANA WINDS AND LOW RELATIVE HUMIDITY
FOR THE SAN BERNARDINO COUNTY MOUNTAINS, THE INLAND EMPIRE, SANTA
ANA MOUNTAINS, AND INLAND ORANGE COUNTY…
…A RED FLAG WARNING IS IN EFFECT FOR LATE THIS AFTERNOON
THROUGH WEDNESDAY DUE TO STRONG SANTA ANA WINDS AND LOW RELATIVE
HUMIDITY FOR COASTAL ORANGE COUNTY…
…A RED FLAG WARNING IS IN EFFECT FOR WEDNESDAY MORNING THROUGH
THURSDAY DUE TO STRONG SANTA ANA WINDS AND LOW RELATIVE HUMIDITY
FOR SAN DIEGO AND RIVERSIDE COUNTY MOUNTAINS, SAN DIEGO VALLEYS,
AND THE SAN GORGONIO PASS…
* WINDS…Northeast winds 20 to 40 mph with gusts 50 to 60 mph in
the Inland Empire, strongest below the Cajon Pass. Northeast
winds 30 to 50 mph with gusts up to 75 mph on the coastal slopes
of the San Bernardino County mountains. Strongest winds and
driest conditions will occur on Wednesday. Winds will weaken
Wednesday afternoon, but remain elevated with gusts of 40 to 50
mph into Thursday, strongest on the mountain foothills and near
the Cajon Pass.
* RELATIVE HUMIDITY…Lowest daytime humidity of 15 to 20 percent today
and 10 to 15 percent on Wednesday with a poor recovery to 20 to
30 percent on Tuesday night. Minimum relative humidity Thursday
will be 10 to 15 percent.
* IMPACTS…Any fires that develop will likely spread rapidly.
Outdoor burning is not recommended. Winds could damage outdoor
property and will make for difficult driving conditions.
* LOCATION…San Bernardino and Riverside County Valleys -The
Inland Empire and San Bernardino County Mountains-Including
The Mountain Top And Front Country Ranger Districts Of The San
Bernardino National Forest.
A Red Flag Warning means that critical fire weather conditions
are either occurring now….or will shortly. A combination of
strong winds…low relative humidity…and warm temperatures can
contribute to extreme fire behavior.
