Land Management Forecasts
Issued by NWS Los Angeles, CA

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ECCDA Discussions
National Weather Service Los Angeles/Oxnard CA
327 PM PDT Wed Aug 27 2025

ECC029-281630-
Los Padres National Forest-
Discussion for Vandenberg ECC Dispatch
327 PM PDT Wed Aug 27 2025

...Discussion from Monterey...

Moderate onshore flow with a 2,000-2,500 ft deep  marine layer
continue this afternoon. The marine layer will  gradually compress
from to around 1,000 feet by Friday. This will be accompanied by a
subtle drying trend, with min RH dropping to  15-25% across interior
mountains this weekend. Onshore winds will  remain moderate and
diurnally driven through the week. As monsoon  moisture filters out,
the chance for thunderstorms has dropped to  zero.

Note : All winds are 20-foot Winds Unless otherwise specified.
Thunderstorms imply strong, gusty and erratic winds.



...Discussion from Los Angeles/Oxnard...

...RISK FOR DRY LIGHTNING, THUNDERSTORMS, AND SHOWERS THURSDAY THROUGH
FRIDAY, HIGHEST OVER LOS ANGELES COUNTY...

Cooler than normal conditions will continue through Thursday.
Moisture  from Tropical Storm Juliette is now anticipated to move
into the region  on Thursday and linger through early Saturday. The
most likely scenario brings a lot of clouds and a few light showers
with very little impact. There is however a chance for thunderstorms
which could happen anywhere, with the highest chances over Los
Angeles County (10-15%). If  thunderstorms develop on Thursday, they
will likely be dry with a risk  for dry lightning fire starts and
gusty winds. By Thursday Night, dry lightning risks will lower but
the remote chance for brief heavy downpours will increase. By
Friday, the risk will be focused over northeast Los Angeles County
with minimal risks to the west.

Temperatures will rise Friday through Tuesday, including the Labor
Day Holiday, with highs between 94 to 104 common inland by Sunday
and mixing heights up to 15,000 feet. There is an elevated risk for
plume  dominated fires. Humidities between 10 and 20 percent will be
common  over the warmest valleys and mountains. Onshore winds will
also be  increasing over the interior.


$$

ECC028-281630-
Santa Barbara County excluding Los Padres National Forest-
Discussion for Santa Barbara ECC Dispatch
327 PM PDT Wed Aug 27 2025

...RISK FOR DRY LIGHTNING, THUNDERSTORMS, AND SHOWERS THURSDAY THROUGH
FRIDAY, HIGHEST OVER LOS ANGELES COUNTY...

Cooler than normal conditions will continue through Thursday.
Moisture  from Tropical Storm Juliette is now anticipated to move
into the region  on Thursday and linger through early Saturday. The
most likely scenario brings a lot of clouds and a few light showers
with very little impact. There is however a chance for thunderstorms
which could happen anywhere, with the highest chances over Los
Angeles County (10-15%). If  thunderstorms develop on Thursday, they
will likely be dry with a risk  for dry lightning fire starts and
gusty winds. By Thursday Night, dry lightning risks will lower but
the remote chance for brief heavy downpours will increase. By
Friday, the risk will be focused over northeast Los Angeles County
with minimal risks to the west.

Temperatures will rise Friday through Tuesday, including the Labor
Day Holiday, with highs between 94 to 104 common inland by Sunday
and mixing heights up to 15,000 feet. There is an elevated risk for
plume  dominated fires. Humidities between 10 and 20 percent will be
common  over the warmest valleys and mountains. Onshore winds will
also be  increasing over the interior.


$$

ECC031-281630-
Angeles National Forest-
Discussion for Lancaster ECC Dispatch
327 PM PDT Wed Aug 27 2025

...RISK FOR DRY LIGHTNING, THUNDERSTORMS, AND SHOWERS THURSDAY THROUGH
FRIDAY, HIGHEST OVER LOS ANGELES COUNTY...

Cooler than normal conditions will continue through Thursday.
Moisture  from Tropical Storm Juliette is now anticipated to move
into the region  on Thursday and linger through early Saturday. The
most likely scenario brings a lot of clouds and a few light showers
with very little impact. There is however a chance for thunderstorms
which could happen anywhere, with the highest chances over Los
Angeles County (10-15%). If  thunderstorms develop on Thursday, they
will likely be dry with a risk  for dry lightning fire starts and
gusty winds. By Thursday Night, dry lightning risks will lower but
the remote chance for brief heavy downpours will increase. By
Friday, the risk will be focused over northeast Los Angeles County
with minimal risks to the west.

Temperatures will rise Friday through Tuesday, including the Labor
Day Holiday, with highs between 94 to 104 common inland by Sunday
and mixing heights up to 15,000 feet. There is an elevated risk for
plume  dominated fires. Humidities between 10 and 20 percent will be
common  over the warmest valleys and mountains. Onshore winds will
also be  increasing over the interior.


$$

ECC024-281630-
San Luis Obispo County-
Discussion for San Luis Obispo ECC Dispatch
327 PM PDT Wed Aug 27 2025

...RISK FOR DRY LIGHTNING, THUNDERSTORMS, AND SHOWERS THURSDAY THROUGH
FRIDAY, HIGHEST OVER LOS ANGELES COUNTY...

Cooler than normal conditions will continue through Thursday.
Moisture  from Tropical Storm Juliette is now anticipated to move
into the region  on Thursday and linger through early Saturday. The
most likely scenario brings a lot of clouds and a few light showers
with very little impact. There is however a chance for thunderstorms
which could happen anywhere, with the highest chances over Los
Angeles County (10-15%). If  thunderstorms develop on Thursday, they
will likely be dry with a risk  for dry lightning fire starts and
gusty winds. By Thursday Night, dry lightning risks will lower but
the remote chance for brief heavy downpours will increase. By
Friday, the risk will be focused over northeast Los Angeles County
with minimal risks to the west.

Temperatures will rise Friday through Tuesday, including the Labor
Day Holiday, with highs between 94 to 104 common inland by Sunday
and mixing heights up to 15,000 feet. There is an elevated risk for
plume  dominated fires. Humidities between 10 and 20 percent will be
common  over the warmest valleys and mountains. Onshore winds will
also be  increasing over the interior.


$$

ECC032-281630-
Ventura County excluding Los Padres National Forest-
Discussion for Ventura ECC Dispatch
327 PM PDT Wed Aug 27 2025

...RISK FOR DRY LIGHTNING, THUNDERSTORMS, AND SHOWERS THURSDAY THROUGH
FRIDAY, HIGHEST OVER LOS ANGELES COUNTY...

Cooler than normal conditions will continue through Thursday.
Moisture  from Tropical Storm Juliette is now anticipated to move
into the region  on Thursday and linger through early Saturday. The
most likely scenario brings a lot of clouds and a few light showers
with very little impact. There is however a chance for thunderstorms
which could happen anywhere, with the highest chances over Los
Angeles County (10-15%). If  thunderstorms develop on Thursday, they
will likely be dry with a risk  for dry lightning fire starts and
gusty winds. By Thursday Night, dry lightning risks will lower but
the remote chance for brief heavy downpours will increase. By
Friday, the risk will be focused over northeast Los Angeles County
with minimal risks to the west.

Temperatures will rise Friday through Tuesday, including the Labor
Day Holiday, with highs between 94 to 104 common inland by Sunday
and mixing heights up to 15,000 feet. There is an elevated risk for
plume  dominated fires. Humidities between 10 and 20 percent will be
common  over the warmest valleys and mountains. Onshore winds will
also be  increasing over the interior.


$$

ECC030-281630-
Los Angeles County excluding Angeles National Forest-
Discussion for Los Angeles ECC Dispatch
327 PM PDT Wed Aug 27 2025

...RISK FOR DRY LIGHTNING, THUNDERSTORMS, AND SHOWERS THURSDAY THROUGH
FRIDAY, HIGHEST OVER LOS ANGELES COUNTY...

Cooler than normal conditions will continue through Thursday.
Moisture  from Tropical Storm Juliette is now anticipated to move
into the region  on Thursday and linger through early Saturday. The
most likely scenario brings a lot of clouds and a few light showers
with very little impact. There is however a chance for thunderstorms
which could happen anywhere, with the highest chances over Los
Angeles County (10-15%). If  thunderstorms develop on Thursday, they
will likely be dry with a risk  for dry lightning fire starts and
gusty winds. By Thursday Night, dry lightning risks will lower but
the remote chance for brief heavy downpours will increase. By
Friday, the risk will be focused over northeast Los Angeles County
with minimal risks to the west.

Temperatures will rise Friday through Tuesday, including the Labor
Day Holiday, with highs between 94 to 104 common inland by Sunday
and mixing heights up to 15,000 feet. There is an elevated risk for
plume  dominated fires. Humidities between 10 and 20 percent will be
common  over the warmest valleys and mountains. Onshore winds will
also be  increasing over the interior.


$$