Current watches, warnings, and advisories for California
Last Update: Jan 17 2025 at 7:33 pm EST
Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park
* WHAT...Temperatures as low as 36 will result in frost formation.
Isolated portions of the Southern Salinas Valley will be at or
below 32 degrees.
* WHERE...Interior Monterey County and the Santa Lucia Range, Most
of San Benito County and the Cholame Hills in Southeast Monterey
County, and Southern Salinas Valley/Arroyo Seco and Lake San
Antonio.
* WHEN...From 1 AM to 9 AM PST Saturday.
* IMPACTS...Cold conditions will be hazardous to sensitive
populations such as unhoused individuals. Cold Conditions can lead
to hypothermia with prolonged exposure.
* ADDITIONAL DETAILS...Coldest readings will be observed over
southern Monterey and San Benito counties.
Santa Clarita Valley; Ventura County Beaches; Ventura County Inland Coast; Central Ventura County Valleys; Malibu Coast; Western Santa Monica Mountains Recreational Area; Eastern Santa Monica Mountains Recreational Area; Calabasas and Agoura Hills; Western San Fernando Valley; Eastern San Fernando Valley; Southeastern Ventura County Valleys; Santa Susana Mountains; Southern Ventura County Mountains; Northern Ventura County Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor; Eastern San Gabriel Mountains
...HIGH RISK FOR RED FLAG CONDITIONS MONDAY THROUGH AT LEAST
TUESDAY OF NEXT WEEK FOR MUCH OF LOS ANGELES AND VENTURA
COUNTIES...
.A moderate to locally strong Santa Ana Wind event is expected to
develop Monday and last through at least Tuesday. Humidities will
lower drastically at the same time. Along with the extremely dry
fuels, this will create a high risk for critical fire weather
conditions and rapid fire spread with any new fires. A Fire
Weather Watch is an outlook statement for the potential of Red
Flag Warnings several days away. The likely decision on converting
this watch to a Red Flag Warning will be made over the weekend.
With dry conditions lasting through Friday of next week, and
additional rounds of enhanced offshore flow likely, Red Flag
Warnings may be needed beyond Tuesday.
The National Weather Service in Los Angeles/Oxnard has issued a
Fire Weather Watch for wind and low relative humidity, which is
in effect from Monday morning through Tuesday evening.
* WINDS...Northeast to east winds peaking at 20 to 30 mph with
gusts to 50 mph. Isolated gusts of 50 to 60 mph likely.
* RELATIVE HUMIDITY...Daily minimums of 3 to 10 percent common.
* IMPACTS...If fire ignition occurs, conditions are favorable for
extreme fire behavior and rapid fire growth, which would
threaten life and property.
San Luis Obispo County Beaches; San Luis Obispo County Inland Central Coast; Santa Barbara County Central Coast Beaches; Santa Barbara County Inland Central Coast; Santa Ynez Valley; Ojai Valley
* WHAT...Sub-freezing temperatures as low as 27 expected.
* WHERE...Ojai Valley, San Luis Obispo County Beaches, San Luis
Obispo County Inland Central Coast, Santa Barbara County Central
Coast Beaches, Santa Barbara County Inland Central Coast, and
Santa Ynez Valley.
* WHEN...From midnight tonight to 9 AM PST Saturday.
* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
San Bernardino and Riverside County Valleys - The Inland Empire; San Diego County Inland Valleys; San Bernardino County Mountains-Including The Mountain Top And Front Country Ranger Districts Of The San Bernardino National Forest; Riverside County Mountains-Including The San Jacinto Ranger District Of The San Bernardino National Forest; Santa Ana Mountains-Including The Trabuco Ranger District of the Cleveland National Forest; San Diego County Mountains-Including The Palomar And Descanso Ranger Districts of the Cleveland National Forest; San Gorgonio Pass Near Banning; Orange County Inland
...A FIRE WEATHER WATCH IS NOW IN EFFECT FROM MONDAY MORNING
THROUGH TUESDAY EVENING FOR STRONG GUSTY WINDS AND LOW RELATIVE
HUMIDITY FOR THE SANTA ANA MOUNTAINS, SAN GORGONIO PASS, SAN
BERNARDINO COUNTY MOUNTAINS, RIVERSIDE COUNTY MOUNTAINS, SAN DIEGO
COUNTY MOUNTAINS, INLAND EMPIRE, INLAND ORANGE COUNTY AND THE SAN
DIEGO COUNTY VALLEYS...
The National Weather Service in San Diego has issued a Fire
Weather Watch for strong gusty winds and low relative humidity,
which is in effect from Monday morning through Tuesday evening.
* WINDS...Northeast 15 to 25 mph with gusts up to 45 mph. Wind
gusts up to 60 mph in favored mountain passes and canyons.
* RELATIVE HUMIDITY...As low as 6 percent.
* IMPACTS...If fire ignition occurs, conditions are favorable for
rapid fire spread and extreme fire behavior.
* LOCATION...San Bernardino and Riverside County Valleys -The
Inland Empire, San Diego County Inland Valleys, San Bernardino
County Mountains-Including The Mountain Top And Front Country
Ranger Districts Of The San Bernardino National Forest,
Riverside County Mountains-Including The San Jacinto Ranger
District Of The San Bernardino National Forest, Santa Ana
Mountains-Including The Trabuco Ranger District of the
Cleveland National Forest, San Diego County Mountains-
Including The Palomar And Descanso Ranger Districts of the
Cleveland National Forest, San Gorgonio Pass Near Banning and
Orange County Inland Areas.
Coastal Del Norte; Northern Humboldt Coast; Southwestern Humboldt; Mendocino Coast
* WHAT...Increased threat of sneaker waves expected.
* WHERE...Coastal Del Norte, Northern Humboldt Coast,
Southwestern Humboldt and Mendocino Coast Counties.
* WHEN...From Saturday afternoon through Monday afternoon.
* IMPACTS...Large, unexpected waves can sweep across the beach
without warning, sweeping people into the sea from rocks,
jetties, and beaches. These sneaker waves can also move large
objects such as logs, crushing anyone caught underneath.
