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Understanding the Marginal Flash Flood Risk in Northern California and Oregon · EM Morning Brief

• 0:00
  Good
• 0:00
  morning,
• 0:00
  I'm
• 0:00
  Cedric
• 0:01
  and
• 0:01
  this
• 0:01
  is
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  your
• 0:01
  EM
• 0:02
  Morning
• 0:02
  Brief
• 0:02
  for
• 0:02
  Wednesday,
• 0:03
  5th
• 0:04
  November
• 0:05
  2025.
• 0:06
  A
• 0:07
  strong
• 0:07
  Pacific
• 0:08
  atmospheric
• 0:08
  river
• 0:09
  continues
• 0:09
  to
• 0:09
  hit
• 0:10
  the
• 0:10
  Northwest
• 0:10
  today
• 0:11
  with
• 0:11
  rounds
• 0:12
  of
• 0:12
  heavy
• 0:12
  rain,
• 0:12
  mountain
• 0:13
  snow,
• 0:14
  high
• 0:14
  surf
• 0:14
  and
• 0:15
  pockets
• 0:15
  of
• 0:15
  coastal
• 0:16
  flooding.
• 0:17
  The
• 0:17
  Weather
• 0:17
  Prediction
• 0:18
  center
• 0:18
  keeps
• 0:18
  a
• 0:19
  marginal
• 0:19
  flash
• 0:19
  flood
• 0:20
  risk
• 0:20
  focused
• 0:20
  along
• 0:21
  the
• 0:21
  far
• 0:21
  northern
• 0:22
  California
• 0:22
  and
• 0:22
  southwest
• 0:23
  Oregon
• 0:24
  coastlines,
• 0:24
  the
• 0:25
  Olympics
• 0:26
  and
• 0:26
  upslope
• 0:26
  of
• 0:26
  the
• 0:27
  northern
• 0:27
  Sierra
• 0:28
  through
• 0:28
  Thursday
• 0:28
  morning.
• 0:30
  The
• 0:30
  Storm
• 0:31
  Prediction
• 0:31
  Center's
• 0:32
  Day
• 0:32
  one
• 0:32
  outlook
• 0:32
  carries
• 0:33
  marginal
• 0:34
  severe
• 0:34
  potential
• 0:35
  for
• 0:35
  the
• 0:35
  immediate
• 0:36
  Oregon,
• 0:36
  northern
• 0:37
  California
• 0:37
  coast
• 0:38
  and
• 0:38
  a
• 0:38
  second
• 0:39
  pocket
• 0:39
  from
• 0:40
  the
• 0:40
  northern
• 0:40
  Appalachians
• 0:41
  into
• 0:41
  southern
• 0:42
  New
• 0:42
  England
• 0:43
  where
• 0:43
  a
• 0:43
  fast
• 0:43
  moving
• 0:44
  system
• 0:44
  brings
• 0:44
  damaging
• 0:45
  wind
• 0:45
  gusts
• 0:45
  this
• 0:46
  afternoon
• 0:46
  into
• 0:46
  early
• 0:47
  Thursday
• 0:49
  in
• 0:49
  the
• 0:50
  Northeast.
• 0:50
  Multiple
• 0:51
  NWS
• 0:51
  offices
• 0:52
  have
• 0:52
  high
• 0:52
  wind
• 0:52
  watches,
• 0:53
  warnings
• 0:54
  and
• 0:54
  marine
• 0:54
  gale
• 0:55
  or
• 0:55
  storm
• 0:55
  headlines
• 0:56
  posted.
• 0:57
  Prepare
• 0:57
  for
• 0:57
  tree
• 0:58
  limbs
• 0:58
  down
• 0:58
  scattered
• 0:59
  outages
• 0:59
  and
• 0:59
  hazardous
• 1:00
  marine
• 1:00
  conditions
• 1:01
  overnight.
• 1:02
  Finally,
• 1:03
  USGS
• 1:03
  notes
• 1:04
  routine
• 1:04
  minor
• 1:05
  seismicity
• 1:05
  in
• 1:05
  Alaska
• 1:06
  and
• 1:06
  elsewhere
• 1:06
  over
• 1:07
  the
• 1:07
  last
• 1:07
  day.
• 1:08
  No
• 1:08
  US
• 1:08
  Events
• 1:09
  meeting
• 1:09
  significant
• 1:09
  impact
• 1:10
  thresholds
• 1:11
  are
• 1:11
  flagged
• 1:11
  this
• 1:11
  morning.
• 1:13
  Let's
• 1:13
  run
• 1:13
  through
• 1:14
  the
• 1:14
  states.
• 1:15
  Alaska,
• 1:15
  Aleutian
• 1:16
  and
• 1:16
  Bering
• 1:17
  waters
• 1:17
  remain
• 1:17
  rough.
• 1:18
  The
• 1:18
  latest
• 1:19
  marine
• 1:19
  forecast
• 1:20
  highlights
• 1:20
  gale
• 1:20
  warnings
• 1:21
  for
• 1:21
  segments
• 1:21
  from
• 1:21
  Nikolski
• 1:22
  to
• 1:22
  Seguam
• 1:23
  with
• 1:23
  seas
• 1:23
  to
• 1:24
  14
• 1:24
  foot.
• 1:25
  USGS
• 1:26
  lists
• 1:26
  only
• 1:26
  minor
• 1:27
  quakes
• 1:27
  over
• 1:27
  the
• 1:28
  past
• 1:28
  day
• 1:28
  with
• 1:28
  no
• 1:29
  alerts
• 1:29
  issued.
• 1:30
  California
• 1:31
  Northern
• 1:32
  coast
• 1:32
  counties
• 1:32
  start
• 1:33
  the
• 1:33
  day
• 1:33
  under
• 1:33
  high
• 1:34
  wind
• 1:34
  warnings,
• 1:34
  flood
• 1:35
  watches
• 1:35
  and
• 1:36
  coastal
• 1:36
  flood
• 1:37
  high
• 1:37
  surf
• 1:37
  statements
• 1:38
  as
• 1:38
  the
• 1:38
  atmospheric
• 1:39
  river
• 1:39
  persists.
• 1:40
  NWS
• 1:41
  Eureka
• 1:41
  notes
• 1:42
  wind
• 1:42
  impacts
• 1:42
  lasting
• 1:43
  through
• 1:43
  this
• 1:43
  morning,
• 1:44
  early
• 1:44
  afternoon
• 1:45
  and
• 1:45
  renewed
• 1:46
  rain
• 1:46
  surf
• 1:47
  Thursday
• 1:47
  with
• 1:48
  king
• 1:48
  tides
• 1:48
  increasing
• 1:49
  minor
• 1:49
  tidal
• 1:49
  flooding
• 1:50
  risk.
• 1:51
  The
• 1:51
  state
• 1:51
  also
• 1:52
  pre
• 1:52
  deployed
• 1:52
  emergency
• 1:53
  resources
• 1:54
  Tuesday
• 1:54
  to
• 1:54
  Del
• 1:54
  Norte
• 1:55
  and
• 1:55
  Humboldt
• 1:56
  ahead
• 1:56
  of
• 1:56
  the
• 1:56
  worst
• 1:56
  impacts.
• 1:58
  Maine
• 1:59
  A
• 1:59
  potent
• 1:59
  low
• 2:00
  sweeps
• 2:00
  through
• 2:00
  today
• 2:00
  into
• 2:01
  early
• 2:01
  Thursday
• 2:01
  with
• 2:02
  high
• 2:02
  wind
• 2:02
  warnings
• 2:03
  and
• 2:03
  gale
• 2:03
  storm
• 2:03
  warnings
• 2:04
  for
• 2:04
  the
• 2:04
  Gulf
• 2:04
  of
• 2:04
  Maine
• 2:05
  waters.
• 2:06
  NWS
• 2:07
  gray
• 2:07
  Portland
• 2:08
  and
• 2:08
  NWS
• 2:09
  Caribou
• 2:09
  both
• 2:09
  flag
• 2:10
  40
• 2:10
  to
• 2:10
  65
• 2:11
  mph
• 2:12
  gusts
• 2:12
  at
• 2:12
  times
• 2:13
  strongest
• 2:14
  late
• 2:14
  tonight
• 2:14
  into
• 2:14
  early
• 2:15
  Thursday.
• 2:16
  Scattered
• 2:16
  power
• 2:17
  outages
• 2:17
  and
• 2:17
  hazardous
• 2:18
  crosswinds
• 2:18
  on
• 2:18
  bridges
• 2:19
  are
• 2:19
  possible.
• 2:21
  Massachusetts
• 2:22
  Southern
• 2:22
  New
• 2:23
  England
• 2:23
  is
• 2:23
  under
• 2:23
  high
• 2:24
  wind
• 2:24
  warnings
• 2:24
  advisories
• 2:25
  with
• 2:25
  the
• 2:25
  core
• 2:25
  risk
• 2:26
  late
• 2:26
  tonight
• 2:26
  into
• 2:27
  early
• 2:27
  Thursday.
• 2:28
  NWS
• 2:29
  BOSTON
• 2:29
  Norton's
• 2:30
  Weather
• 2:30
  story
• 2:30
  highlights
• 2:31
  55-65
• 2:32
  mph
• 2:33
  westerly
• 2:34
  gusts
• 2:34
  overnight
• 2:35
  with
• 2:36
  tree
• 2:36
  damage
• 2:36
  and
• 2:36
  scattered
• 2:37
  outages
• 2:37
  possible.
• 2:39
  Marine
• 2:39
  storm
• 2:39
  gale
• 2:40
  headlines
• 2:40
  are
• 2:40
  up
• 2:41
  for
• 2:41
  the
• 2:41
  coastal
• 2:41
  waters.
• 2:42
  Michigan
• 2:43
  Strong
• 2:44
  northwest
• 2:44
  flow
• 2:45
  behind
• 2:45
  the
• 2:45
  front
• 2:45
  brings
• 2:46
  dangerous
• 2:46
  conditions
• 2:47
  on
• 2:47
  the
• 2:47
  lakes.
• 2:48
  Gale
• 2:49
  warnings
• 2:49
  are
• 2:49
  posted
• 2:49
  over
• 2:50
  portions
• 2:50
  of
• 2:50
  Lake
• 2:50
  Huron
• 2:51
  with
• 2:51
  30
• 2:51
  to
• 2:52
  45
• 2:52
  knot
• 2:52
  gusts
• 2:53
  and
• 2:53
  6
• 2:53
  to
• 2:54
  10
• 2:54
  foot
• 2:54
  seas.
• 2:54
  At
• 2:55
  times
• 2:56
  additional
• 2:56
  gales
• 2:57
  or
• 2:57
  brief
• 2:57
  storm
• 2:57
  force
• 2:58
  gusts
• 2:58
  are
• 2:58
  possible
• 2:59
  on
• 2:59
  exposed
• 2:59
  waters.
• 3:01
  Inland
• 3:01
  winds
• 3:02
  ease
• 3:02
  Thursday
• 3:03
  but
• 3:03
  high
• 3:03
  profile
• 3:04
  vehicles
• 3:04
  near
• 3:05
  the
• 3:05
  Thumb
• 3:05
  and
• 3:05
  shoreline
• 3:06
  should
• 3:06
  use
• 3:06
  caution
• 3:07
  today.
• 3:08
  Montana
• 3:09
  Winter
• 3:09
  Weather
• 3:10
  advisories
• 3:10
  are
• 3:10
  in
• 3:11
  effect
• 3:11
  for
• 3:11
  the
• 3:11
  Crazies
• 3:12
  and
• 3:12
  Beartooth's
• 3:12
  absarokas
• 3:13
  with
• 3:13
  snow
• 3:14
  and
• 3:14
  blowing
• 3:14
  snow.
• 3:16
  Additional
• 3:16
  advisories
• 3:16
  are
• 3:17
  posted
• 3:17
  in
• 3:17
  portions
• 3:18
  of
• 3:18
  north
• 3:18
  central
• 3:18
  and
• 3:19
  northwest
• 3:19
  Montana.
• 3:21
  NEW
• 3:22
  Hampshire
• 3:22
  the
• 3:22
  same
• 3:22
  quick
• 3:23
  hitting
• 3:23
  system
• 3:23
  drives
• 3:24
  high
• 3:24
  winds
• 3:24
  late
• 3:25
  today
• 3:25
  into
• 3:25
  early
• 3:26
  Thursday.
• 3:27
  Northern
• 3:27
  High
• 3:27
  terrain
• 3:28
  may
• 3:28
  see
• 3:28
  brief
• 3:29
  snow
• 3:29
  showers.
• 3:30
  Valleys
• 3:30
  contend
• 3:31
  mainly
• 3:31
  with
• 3:31
  wind.
• 3:33
  Marine
• 3:33
  headlines
• 3:34
  are
• 3:34
  up
• 3:34
  for
• 3:34
  the
• 3:34
  Gulf
• 3:34
  of
• 3:34
  Maine
• 3:36
  plan
• 3:36
  for
• 3:36
  sporadic
• 3:37
  power
• 3:37
  outages
• 3:37
  and
• 3:38
  tree
• 3:38
  limbs
• 3:38
  down
• 3:39
  overnight.
• 3:40
  New
• 3:40
  York
• 3:41
  2
• 3:41
  main
• 3:42
  inland
• 3:42
  wind
• 3:43
  advisories
• 3:43
  late
• 3:43
  today
• 3:44
  into
• 3:44
  Thursday
• 3:44
  for
• 3:45
  parts
• 3:45
  of
• 3:45
  eastern
• 3:46
  upstate
• 3:46
  NY
• 3:47
  and
• 3:47
  gale
• 3:47
  warnings
• 3:48
  south
• 3:48
  of
• 3:48
  Long
• 3:48
  island
• 3:49
  with
• 3:49
  35
• 3:50
  to
• 3:50
  45
• 3:50
  knot
• 3:51
  gusts
• 3:51
  and
• 3:51
  10
• 3:51
  to
• 3:52
  17
• 3:52
  foot
• 3:52
  seas
• 3:53
  tonight
• 3:53
  into
• 3:53
  Thursday.
• 3:54
  Expect
• 3:55
  scattered
• 3:55
  downed
• 3:55
  limbs
• 3:56
  and
• 3:56
  spotty
• 3:56
  outages.
• 3:57
  Inland
• 3:58
  Ohio
• 3:59
  Blustery
• 4:00
  conditions
• 4:01
  continue
• 4:02
  with
• 4:02
  wind
• 4:02
  advisories
• 4:03
  for
• 4:03
  the
• 4:03
  lakeshore
• 4:04
  and
• 4:04
  gale
• 4:04
  warnings
• 4:04
  on
• 4:05
  Lake
• 4:05
  Erie.
• 4:06
  NWS
• 4:06
  Cleveland
• 4:07
  notes
• 4:07
  west
• 4:08
  winds
• 4:08
  20
• 4:08
  to
• 4:08
  30
• 4:09
  mph
• 4:10
  with
• 4:10
  gusts
• 4:10
  up
• 4:11
  to
• 4:11
  50
• 4:11
  mph
• 4:12
  for
• 4:12
  portions
• 4:13
  of
• 4:13
  the
• 4:13
  lakeshore
• 4:13
  this
• 4:14
  afternoon
• 4:14
  and
• 4:14
  evening.
• 4:15
  Gales
• 4:16
  are
• 4:16
  expected
• 4:16
  10am
• 4:17
  to
• 4:17
  10pm
• 4:18
  on
• 4:18
  the
• 4:18
  lake.
• 4:20
  Oregon
• 4:20
  Southwest
• 4:21
  Oregon
• 4:21
  and
• 4:21
  adjacent
• 4:22
  coast
• 4:22
  remain
• 4:23
  under
• 4:23
  high
• 4:23
  wind
• 4:23
  warnings,
• 4:24
  high
• 4:24
  surf
• 4:25
  advisories
• 4:25
  and
• 4:26
  a
• 4:26
  coastal
• 4:26
  flood
• 4:27
  watch.
• 4:27
  NWS
• 4:28
  Medford
• 4:28
  sites
• 4:29
  20205
• 4:29
  foot
• 4:30
  breakers,
• 4:30
  king
• 4:31
  tides
• 4:31
  Thursday
• 4:32
  and
• 4:32
  damaging
• 4:32
  wind
• 4:33
  gusts
• 4:33
  today
• 4:33
  across
• 4:34
  coastal
• 4:34
  ranges
• 4:35
  the
• 4:35
  Cascade,
• 4:35
  Siskiyous
• 4:36
  and
• 4:36
  east
• 4:37
  of
• 4:37
  the
• 4:37
  Cascades.
• 4:39
  Vermont
• 4:40
  wind
• 4:40
  advisory
• 4:40
  from
• 4:41
  4pm
• 4:41
  today
• 4:42
  to
• 4:42
  early
• 4:42
  Thursday
• 4:42
  for
• 4:43
  much
• 4:43
  of
• 4:43
  northern
• 4:43
  Vermont
• 4:44
  and
• 4:44
  the
• 4:44
  Champlain
• 4:45
  Valley.
• 4:46
  NWS
• 4:46
  Burlington
• 4:47
  expects
• 4:47
  40
• 4:48
  to
• 4:48
  50
• 4:48
  mile
• 4:49
  per
• 4:49
  hour
• 4:49
  gusts
• 4:49
  with
• 4:50
  scattered
• 4:50
  tree
• 4:50
  limbs
• 4:51
  down
• 4:51
  and
• 4:51
  isolated
• 4:52
  outages.
• 4:54
  Mountain
• 4:54
  Snow
• 4:54
  showers
• 4:55
  may
• 4:55
  briefly
• 4:56
  reduce
• 4:56
  visibility
• 4:57
  on
• 4:57
  the
• 4:57
  spine
• 4:57
  tonight.
• 4:59
  Western
• 5:00
  Washington
• 5:00
  faces
• 5:01
  multiple
• 5:01
  hazards.
• 5:02
  Flood
• 5:02
  watch
• 5:03
  for
• 5:03
  Mason
• 5:03
  county
• 5:04
  from
• 5:04
  Thursday
• 5:04
  afternoon
• 5:05
  through
• 5:05
  Saturday
• 5:06
  morning
• 5:06
  with
• 5:06
  the
• 5:07
  Skokamish
• 5:07
  river
• 5:08
  most
• 5:08
  prone
• 5:08
  to
• 5:08
  reach
• 5:09
  flood
• 5:09
  stage.
• 5:10
  Coastal
• 5:11
  flood
• 5:11
  and
• 5:11
  high
• 5:11
  surf
• 5:12
  headlines
• 5:12
  along
• 5:12
  the
• 5:13
  outer
• 5:13
  coast
• 5:14
  and
• 5:14
  mountain
• 5:15
  winter
• 5:15
  weather
• 5:15
  advisories
• 5:17
  all
• 5:17
  other
• 5:18
  states
• 5:18
  have
• 5:18
  no
• 5:18
  significant
• 5:19
  updates
• 5:19
  in
• 5:20
  the
• 5:20
  last
• 5:20
  24
• 5:20
  hours.
• 5:22
  We'll
• 5:22
  keep
• 5:23
  watch
• 5:23
  on
• 5:23
  the
• 5:23
  Northwest
• 5:24
  river
• 5:24
  and
• 5:24
  surf
• 5:24
  impacts
• 5:25
  and
• 5:25
  the
• 5:25
  Northeast
• 5:26
  wind
• 5:26
  surge
• 5:26
  into
• 5:27
  early
• 5:27
  Thursday.
• 5:28
  As
• 5:29
  always,
• 5:29
  stay
• 5:30
  safe.