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Flash Flood Watch — Spokane County, WA
Issued
4:00 AM CDT · Sun, Sep 13 2026
Expires
6:00 PM CDT · Sun, Sep 13 2026
Issuing Office
NWS KOTX

Affected Areas

Spokane County, WA

Official Bulletin

847
WGUS66 KOTX 130241
FFAOTX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Spokane WA
741 PM PDT Sat Sep 12 2026

WAC063-132300-
/O.NEW.KOTX.FF.A.0001.260913T0900Z-260913T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Spokane-741 PM PDT Sat Sep 12 2026

...FLASH FLOOD WATCH FOR THE OLD TRAILS AND AUTUMN LANE BURN SCARS IN
EFFECT FROM 2 AM PDT SUNDAY THROUGH SUNDAY AFTERNOON...

* WHAT...Flash flooding and debris flows caused by excessive rainfall
  are possible over the burn scar.

* WHERE...A portion of Northeast Washington, including the following
  county, Spokane.

* WHEN...From 2 AM PDT Sunday through Sunday afternoon.

* IMPACTS...Moderate to heavy rainfall over the burn scar is expected
  to develop Sunday morning.  Rainfall rates of 0.20 to 0.30 inches
  per hour will be possible Sunday morning then decreasing to 0.10
  inches per hour Sunday afternoon.  Rainfall amounts could exceed
  0.50 inch by midday Sunday.  Residents near the burn scar should
  prepare for potential debris flow moving through the Old Trails and
  Autumn Lane. Be sure to stay up to date with information from local
  authorities. Heavy rainfall could trigger flash flooding of
  low-lying areas, urbanized street flooding, and debris flows in and
  near recent wildfire burn scars. Storm drains and ditches may
  become clogged with debris.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the burn scar, which may lead to flash flooding and
    debris flows.
  - Some locations that may experience flash flooding include...
    Spokane and Nine Mile Falls.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

$$

WAZ036-132300-
/O.NEW.KOTX.FF.A.0001.260913T0900Z-260913T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Spokane Area-741 PM PDT Sat Sep 12 2026

...FLASH FLOOD WATCH FOR THE OLD TRAILS AND AUTUMN LANE BURN SCARS IN
EFFECT FROM 2 AM PDT SUNDAY THROUGH SUNDAY AFTERNOON...

* WHAT...Flash flooding and debris flows caused by excessive rainfall
  are possible over the burn scar.

* WHERE...A portion of Northeast Washington, including the following
  area and county, Spokane Area.

* WHEN...From 2 AM PDT Sunday through Sunday afternoon.

* IMPACTS...Moderate to heavy rainfall over the burn scar is expected
  to develop Sunday morning.  Rainfall rates of 0.20 to 0.30 inches
  per hour will be possible Sunday morning then decreasing to 0.10
  inches per hour Sunday afternoon.  Rainfall amounts could exceed
  0.50 inch by midday Sunday.  Residents near the burn scar should
  prepare for potential debris flow moving through the Old Trails and
  Autumn Lane. Be sure to stay up to date with information from local
  authorities. Heavy rainfall could trigger flash flooding of
  low-lying areas, urbanized street flooding, and debris flows in and
  near recent wildfire burn scars. Storm drains and ditches may
  become clogged with debris.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the burn scar, which may lead to flash flooding and
    debris flows.
  - Some locations that may experience flash flooding include...
    Spokane and Nine Mile Falls.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

$$

WAC025-065-132300-
/O.EXA.KOTX.FA.A.0006.260913T0800Z-260914T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Grant-Stevens-
Including the cities of Mattawa, Moses Lake, Orin, Northport, Addy,
Springdale, Ephrata, Clayton, Royal City, Colville, Quincy, Chewelah,
Winchester, Kettle Falls, Arden, Valley, and Coulee City
741 PM PDT Sat Sep 12 2026

...FLOOD WATCH IN EFFECT FROM 1 AM PDT SUNDAY THROUGH SUNDAY
EVENING...

* WHAT...Debris and ash flows, rock slides, especially near burn
  scars. Minor flooding caused by excessive rainfall is possible.

* WHERE...Portions of Central and Northeast Washington, including the
  following counties, in Central Washington, Grant. In Northeast
  Washington, Stevens.

* WHEN...From 1 AM PDT Sunday through Sunday evening.

* IMPACTS...Excessive runoff may result in debris and ash flows over
  burn scars in steep terrain.  Rock slides will be possible.  Minor
  flooding in urban areas where there is poor drainage. Storm drains
  and ditches may become clogged with debris.

* ADDITIONAL DETAILS...
  - A slow moving storm system will bring persistent bands of rain
    through Central Washington.  Rain intensities will vary from
    light to moderate.  Rainfall amounts will range between 0.50 and
    1.50 inches.
  - This includes but is not limited to the following burn scars:
    Modrite, Hudspeth, Autumn Lane, Mitre Rock, and in Grant County,
    Garred Road and Railroad.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

&&

$$

WAZ034-035-037-132300-
/O.EXA.KOTX.FA.A.0006.260913T0800Z-260914T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Moses Lake Area-Upper Columbia Basin-Northeast Mountains-
Including the cities of Orin, Moses Lake, Arden, Fruitland, Ephrata,
Clayton, Electric City, Colville, Quincy, Chewelah, Winchester,
Kettle Falls, Grand Coulee, Stratford, and Coulee City
741 PM PDT Sat Sep 12 2026

...FLOOD WATCH IN EFFECT FROM 1 AM PDT SUNDAY THROUGH SUNDAY
EVENING...

* WHAT...Debris and ash flows, rock slides, especially near burn
  scars. Minor flooding caused by excessive rainfall is possible

* WHERE...Portions of East Central and Northeast Washington,
  including the following areas and counties, in East Central
  Washington, Moses Lake Area and Upper Columbia Basin. In Northeast
  Washington, Northeast Mountains.

* WHEN...From 1 AM PDT Sunday through Sunday evening.

* IMPACTS...Excessive runoff may result in debris and ash flows over
  burn scars in steep terrain.  Rock slides will be possible.  Minor
  flooding in urban areas where there is poor drainage. Storm drains
  and ditches may become clogged with debris.  Rises on creeks and
  streams.

* ADDITIONAL DETAILS...
  - A slow moving storm system will bring persistent bands of rain
    through Central Washington.  Moderate to heavy rain intensities
    are expected at times. Rainfall amounts will range between 0.50
    and 1.50 inches.
  - This includes but is not limited to the following burn scars:
    Modrite, Hudspeth, Autumn Lane, Mitre Rock, and in Grant County,
    Garred Road and Railroad.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

&&

$$

WAC007-017-019-047-132300-
/O.CON.KOTX.FA.A.0006.260913T0800Z-260914T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Chelan-Douglas-Ferry-Okanogan-
Including the cities of Inchelium, Cashmere, Molson, East Wenatchee,
Palisades, Laurier, Nespelem, Wenatchee, Okanogan, Leavenworth, Malo,
Conconully, Keller, Curlew, Brewster, Douglas, Manson, Oroville,
Bridgeport, Entiat, Omak, Danville, Republic, Twisp, Malott, Methow,
Chesaw, Mazama, Winthrop, Monse, Chelan, Waterville, and Plain
741 PM PDT Sat Sep 12 2026

...FLOOD WATCH REMAINS IN EFFECT FROM 1 AM PDT SUNDAY THROUGH SUNDAY
EVENING...

* WHAT...Debris and ash flows, rock slides, and minor flooding caused
  by excessive rainfall is possible, especially near burn scars.

* WHERE...Portions of North Central and Northeast Washington,
  including the following counties, in North Central Washington,
  Chelan, Douglas and Okanogan. In Northeast Washington, Ferry.

* WHEN...From 1 AM PDT Sunday through Sunday evening.

* IMPACTS...Excessive runoff may result in debris and ash flows over
  burn scars in steep terrain.  Rock slides will be possible.  Minor
  flooding in urban areas where there is poor drainage. Storm drains
  and ditches may become clogged with debris.

* ADDITIONAL DETAILS...
  - A slow moving storm system will bring persistent bands of rain
    through Central Washington.  Moderate to heavy rain intensities
    are expected at times.  Rainfall amounts will range between 0.50
    and 1.50 inches with locally around 2.00 inches in southern
    Chelan County.
  - This includes but is not limited to the following burn scars:
    Modrite, Kaiser Canyon, Sinlahekin, Chelan Falls, Little Giant,
    Sisi, and Pioneer.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

&&

$$

WAZ038-041-043-047>049-132300-
/O.CON.KOTX.FA.A.0006.260913T0800Z-260914T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Okanogan Highlands-Wenatchee Area-Okanogan Valley-Central Chelan
County-Western Chelan County-Western Okanogan County-
Including the cities of Inchelium, Cashmere, Molson, Lucerne,
Nespelem, Wenatchee, Okanogan, Malo, Leavenworth, Conconully, Holden
Village, Brewster, Curlew, Telma, Wauconda, Oroville, Bridgeport,
Peshastin, Entiat, Omak, Danville, Republic, Carlton, Loomis,
Stehekin, Twisp, Malott, Methow, Chesaw, Dryden, Mazama, Nighthawk,
Winton, Winthrop, Monse, Chelan, and Plain
741 PM PDT Sat Sep 12 2026

...FLOOD WATCH REMAINS IN EFFECT FROM 1 AM PDT SUNDAY THROUGH SUNDAY
EVENING...

* WHAT...Debris and ash flows, rock slides, and minor flooding caused
  by excessive rainfall is possible, especially near burn scars.

* WHERE...A portion of North Central Washington, including the
  following areas and counties, Central Chelan County, Okanogan
  Highlands, Okanogan Valley, Wenatchee Area, Western Chelan County
  and Western Okanogan County.

* WHEN...From 1 AM PDT Sunday through Sunday evening.

* IMPACTS...Excessive runoff may result in debris and ash flows over
  burn scars in steep terrain.  Rock slides will be possible.  Minor
  flooding in urban areas where there is poor drainage. Storm drains
  and ditches may become clogged with debris.

* ADDITIONAL DETAILS...
  - A slow moving storm system will bring persistent bands of rain
    through Central Washington.  Moderate to heavy rain intensities
    are expected at times.  Rainfall amounts will range between 0.50
    and 1.50 inches with locally around 2.00 inches in southern
    Chelan County
  - This includes but is not limited to the following burn scars:
    Modrite, Kaiser Canyon, Sinlahekin, Chelan Falls, Little Giant,
    Sisi, Labor Mountain, and Pioneer.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

&&

$$

WAZ044-132300-
/O.CON.KOTX.FA.A.0006.260913T0800Z-260914T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Waterville Plateau-741 PM PDT Sat Sep 12 2026

...FLOOD WATCH REMAINS IN EFFECT FROM 1 AM PDT SUNDAY THROUGH SUNDAY
EVENING...

* WHAT...Debris and ash flows, rock slides, and minor flooding caused
  by excessive rainfall is possible, especially near burn scars.

* WHERE...A portion of Central Washington, including the following
  area and county, Waterville Plateau.

* WHEN...From 1 AM PDT Sunday through Sunday evening.

* IMPACTS...Excessive runoff may result in debris and ash flows over
  burn scars in steep terrain.  Rock slides will be possible.  Minor
  flooding in urban areas where there is poor drainage. Storm drains
  and ditches may become clogged with debris.

* ADDITIONAL DETAILS...
  - A slow moving storm system will bring persistent bands of rain
    through Central Washington.  Moderate to heavy rain intensities
    are expected at times.  Rainfall amounts will range between 0.50
    and 1.50 inches with locally around 2.00 inches in southern
    Chelan County
  - This includes but is not limited to the following burn scars:
    Chelan Falls.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

&&

$$