Thanatos Weather
Thursday, Sep 24, 2026 21:23:16

Products in the Last Seven Days
Type Phenomena Count
WarningSevere Thunderstorm558
AdvisoryAreal Flood415
WarningFlash Flood249
AdvisorySmall Craft130
WarningGale45
WatchAreal Flood43
WatchGale40
WatchFlood35
AdvisoryFrost22
WatchSevere Thunderstorm15
WarningTornado12
AdvisoryDense Fog10
AdvisoryWind9
WarningStorm9
AdvisoryLake Wind7
WarningHazardous Seas6
WatchFire Weather5
WarningFire Weather5
WatchFlash Flood4
WatchHigh Wind3
AdvisoryHeat3
WarningBlowing Dust3
WatchStorm2
WatchHazardous Seas2
WarningHigh Wind2
WarningDust Storm1
WarningFreeze1
AdvisoryBlowing Dust1
Most Active Forecast Offices
Forecast Office Products
Albuquerque, NM121
El Paso, TX96
Charleston, WV83
Jackson, KY51
Midland / Odessa, TX44
Morristown / Knoxville, TN44
Wilmington, OH43
Greenville-Spartanburg, SC39
Goodland, KS36
Miami, FL32
Lubbock, TX31
Norman, OK31
Boston, MA31
Denver / Boulder, CO30
Pueblo, CO28
Jackson, MS28
Raleigh, NC28
Davenport / Quad Cities, IA28
Grand Junction, CO27
Chicago, IL26
Product Count by Day
Date Warn Watch Advis.
2026-09-2478 762
2026-09-2355 2480
2026-09-2285 3105
2026-09-21187 2471
2026-09-20141 1892
2026-09-19225 4274
2026-09-1895 1583
2026-09-1724 1128
2026-09-160 22
Particularly Dangerous Situations
Product Forecast Office
Flash Flood Warning 0174Albuquerque, NM
Home
Return to list
Areal Flood Watch 0008
Issued by the Great Falls Forecast Office

Action Issued Starts Expiration
New 2026-09-18 11:39:48 2026-09-18 19:00:00 2026-09-19 19:00:00
New 2026-09-18 11:39:48 2026-09-18 19:00:00 2026-09-19 19:00:00
Continued 2026-09-19 04:09:34 2026-09-19 19:00:00
Continued 2026-09-19 11:06:47 2026-09-19 19:00:00
Cancelled 2026-09-19 14:28:23 2026-09-19 19:00:00


Action: New
Issued At: 2026-09-18 11:39:48

372 
WGUS65 KTFX 181639
FFATFX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Great Falls MT
1039 AM MDT Fri Sep 18 2026

MTZ326-191200-
/O.CAN.KTFX.FF.A.0007.260919T0000Z-260920T0600Z/
/O.NEW.KTFX.FA.A.0008.260919T0000Z-260920T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Gallatin Valley-
Including the cities of Bozeman and Gallatin Gateway
1039 AM MDT Fri Sep 18 2026


The Flash Flood Watch has been changed to a Flood Watch.

&&

...FLOOD WATCH IN EFFECT FROM 6 PM MDT THIS EVENING THROUGH SATURDAY
AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...The Gallatin Valley in Southwest Montana

* WHEN...From 6 PM MDT this evening through Saturday afternoon.

* IMPACTS...Excessive runoff may result in flooding of low-lying and
  flood-prone locations.

* ADDITIONAL DETAILS...
  - Showers and thunderstorms capable of producing hourly rainfall
    rates up to 0.3 inch, with localized higher amounts, are
    possible.
  - 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.

&&

$$

MTZ319-321-323-191200-
/O.NEW.KTFX.FA.A.0008.260919T0000Z-260920T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Helena Valley-Meagher County Valleys-Canyon Ferry Area-
Including the cities of Checkerboard, White Sulphur Springs, Helena,
Townsend, Martinsdale, Toston, Winston, and Ringling
1039 AM MDT Fri Sep 18 2026

...FLOOD WATCH IN EFFECT FROM 6 PM MDT THIS EVENING THROUGH SATURDAY
AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...The Canyon Ferry Area, Helena Valley, and Meagher County
  Valleys in Central Montana

* WHEN...From 6 PM MDT this evening through Saturday afternoon.

* IMPACTS...Excessive runoff may result in flooding of low-lying and
  flood-prone locations.

* ADDITIONAL DETAILS...
  - Showers and thunderstorms capable of producing hourly rainfall
    rates of between 0.25 inch to 0.5 inch are possible.
  - Some locations impacted include Helena, Townsend, and White
    Sulphur Springs
  - 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.

&&

$$

MTZ327-191200-
/O.CON.KTFX.FF.A.0007.260918T2100Z-260920T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Northwest Beaverhead County-
Including the cities of Dewey, Big Hole Pass, Wise River, Chief
Joseph Pass, and Wisdom
1039 AM MDT Fri Sep 18 2026

...FLASH FLOOD WATCH FOR THE SAND CREEK AND BOBCAT LAKES BURN SCARS
REMAINS IN EFFECT FROM 3 PM MDT THIS AFTERNOON THROUGH SATURDAY
AFTERNOON...

* WHAT...Flash flooding and debris flows caused by excessive rainfall
  continue to be possible over the Sand Creek and Bobcat Lakes Burn
  Scars.

* WHERE...A portion of southwest Montana, including the following
  area, Northwest Beaverhead County.

* WHEN...From 3 PM MDT this afternoon through Saturday afternoon.

* IMPACTS...Heavy rainfall over the Sand Creek and Bobcat Lakes Burn
  Scars is expected up to and during the period of the watch.
  Residents near the Sand Creek and Bobcat Lakes Burn Scars should
  prepare for potential debris flow. 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.

* ADDITIONAL DETAILS...
  - Showers and thunderstorms capable of producing locally intense
    rainfall are forecast to develop over the burn scar late this
    afternoon through this evening with additional precipitation
    expected through Saturday, which may lead to flash flooding and
    debris flows.
  - Some locations that may experience flash flooding include...
    Areas near the Sand Creek and Bobcat Lakes Burn Scars, including
    portions of the Pioneer Mountains Scenic Byway.
  - 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.

&&

$$

MTZ317-320-322-191200-
/O.CON.KTFX.FF.A.0007.260919T0000Z-260920T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-Elkhorn and Boulder Mountains-
Including the cities of Trident, Kings Hill Pass, Battle Ridge Pass,
Elk Park Pass, Neihart, Wickes, Montana City, Clancy, Maudlow,
Corbin, Deep Creek Pass, Homestake Pass, Bozeman Pass, Boulder, and
Monarch
1039 AM MDT Fri Sep 18 2026

...FLASH FLOOD WATCH FOR THE HORSE GULCH AND BURN SCARS OF 2026
REMAINS IN EFFECT FROM 6 PM MDT THIS EVENING THROUGH SATURDAY
EVENING...

* WHAT...Flash flooding and debris flows caused by excessive rainfall
  are possible over the Horse Gulch area and burn scars from the
  summer of 2026.

* WHERE...A portion of central Montana, including the following
  areas, Big Belt, Bridger and Castle Mountains, Elkhorn and Boulder
  Mountains and Little Belt and Highwood Mountains.

* WHEN...From 6 PM MDT this evening through Saturday evening.

* IMPACTS...Heavy rainfall over the Horse Gulch area and burn scars
  from the summer of 2026 is expected up to and during the period of
  the watch. Residents near the Horse Gulch area and burn scars from
  the summer of 2026 should prepare for potential debris flow. 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.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over recent burn scars, which may lead to flash flooding
    and debris flows.
  - Some locations that may experience flash flooding include...
    Areas near recent burn scars from the summer 2026 and the Horse
    Gulch area.
  - 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.

&&

$$

Moldan


Action: New
Issued At: 2026-09-18 11:39:48

372 
WGUS65 KTFX 181639
FFATFX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Great Falls MT
1039 AM MDT Fri Sep 18 2026

MTZ326-191200-
/O.CAN.KTFX.FF.A.0007.260919T0000Z-260920T0600Z/
/O.NEW.KTFX.FA.A.0008.260919T0000Z-260920T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Gallatin Valley-
Including the cities of Bozeman and Gallatin Gateway
1039 AM MDT Fri Sep 18 2026


The Flash Flood Watch has been changed to a Flood Watch.

&&

...FLOOD WATCH IN EFFECT FROM 6 PM MDT THIS EVENING THROUGH SATURDAY
AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...The Gallatin Valley in Southwest Montana

* WHEN...From 6 PM MDT this evening through Saturday afternoon.

* IMPACTS...Excessive runoff may result in flooding of low-lying and
  flood-prone locations.

* ADDITIONAL DETAILS...
  - Showers and thunderstorms capable of producing hourly rainfall
    rates up to 0.3 inch, with localized higher amounts, are
    possible.
  - 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.

&&

$$

MTZ319-321-323-191200-
/O.NEW.KTFX.FA.A.0008.260919T0000Z-260920T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Helena Valley-Meagher County Valleys-Canyon Ferry Area-
Including the cities of Checkerboard, White Sulphur Springs, Helena,
Townsend, Martinsdale, Toston, Winston, and Ringling
1039 AM MDT Fri Sep 18 2026

...FLOOD WATCH IN EFFECT FROM 6 PM MDT THIS EVENING THROUGH SATURDAY
AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...The Canyon Ferry Area, Helena Valley, and Meagher County
  Valleys in Central Montana

* WHEN...From 6 PM MDT this evening through Saturday afternoon.

* IMPACTS...Excessive runoff may result in flooding of low-lying and
  flood-prone locations.

* ADDITIONAL DETAILS...
  - Showers and thunderstorms capable of producing hourly rainfall
    rates of between 0.25 inch to 0.5 inch are possible.
  - Some locations impacted include Helena, Townsend, and White
    Sulphur Springs
  - 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.

&&

$$

MTZ327-191200-
/O.CON.KTFX.FF.A.0007.260918T2100Z-260920T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Northwest Beaverhead County-
Including the cities of Dewey, Big Hole Pass, Wise River, Chief
Joseph Pass, and Wisdom
1039 AM MDT Fri Sep 18 2026

...FLASH FLOOD WATCH FOR THE SAND CREEK AND BOBCAT LAKES BURN SCARS
REMAINS IN EFFECT FROM 3 PM MDT THIS AFTERNOON THROUGH SATURDAY
AFTERNOON...

* WHAT...Flash flooding and debris flows caused by excessive rainfall
  continue to be possible over the Sand Creek and Bobcat Lakes Burn
  Scars.

* WHERE...A portion of southwest Montana, including the following
  area, Northwest Beaverhead County.

* WHEN...From 3 PM MDT this afternoon through Saturday afternoon.

* IMPACTS...Heavy rainfall over the Sand Creek and Bobcat Lakes Burn
  Scars is expected up to and during the period of the watch.
  Residents near the Sand Creek and Bobcat Lakes Burn Scars should
  prepare for potential debris flow. 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.

* ADDITIONAL DETAILS...
  - Showers and thunderstorms capable of producing locally intense
    rainfall are forecast to develop over the burn scar late this
    afternoon through this evening with additional precipitation
    expected through Saturday, which may lead to flash flooding and
    debris flows.
  - Some locations that may experience flash flooding include...
    Areas near the Sand Creek and Bobcat Lakes Burn Scars, including
    portions of the Pioneer Mountains Scenic Byway.
  - 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.

&&

$$

MTZ317-320-322-191200-
/O.CON.KTFX.FF.A.0007.260919T0000Z-260920T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-Elkhorn and Boulder Mountains-
Including the cities of Trident, Kings Hill Pass, Battle Ridge Pass,
Elk Park Pass, Neihart, Wickes, Montana City, Clancy, Maudlow,
Corbin, Deep Creek Pass, Homestake Pass, Bozeman Pass, Boulder, and
Monarch
1039 AM MDT Fri Sep 18 2026

...FLASH FLOOD WATCH FOR THE HORSE GULCH AND BURN SCARS OF 2026
REMAINS IN EFFECT FROM 6 PM MDT THIS EVENING THROUGH SATURDAY
EVENING...

* WHAT...Flash flooding and debris flows caused by excessive rainfall
  are possible over the Horse Gulch area and burn scars from the
  summer of 2026.

* WHERE...A portion of central Montana, including the following
  areas, Big Belt, Bridger and Castle Mountains, Elkhorn and Boulder
  Mountains and Little Belt and Highwood Mountains.

* WHEN...From 6 PM MDT this evening through Saturday evening.

* IMPACTS...Heavy rainfall over the Horse Gulch area and burn scars
  from the summer of 2026 is expected up to and during the period of
  the watch. Residents near the Horse Gulch area and burn scars from
  the summer of 2026 should prepare for potential debris flow. 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.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over recent burn scars, which may lead to flash flooding
    and debris flows.
  - Some locations that may experience flash flooding include...
    Areas near recent burn scars from the summer 2026 and the Horse
    Gulch area.
  - 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.

&&

$$

Moldan


Action: Continued
Issued At: 2026-09-19 04:09:34

872 
WGUS65 KTFX 190909
FFATFX

Flood Watch
National Weather Service Great Falls MT
309 AM MDT Sat Sep 19 2026

MTZ317-320-322-192115-
/O.CON.KTFX.FF.A.0007.000000T0000Z-260920T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-Elkhorn and Boulder Mountains-
Including the cities of Boulder, Neihart, Kings Hill Pass, Clancy,
Elk Park Pass, Maudlow, Deep Creek Pass, Battle Ridge Pass, Corbin,
Wickes, Homestake Pass, Bozeman Pass, Trident, Montana City, and
Monarch
309 AM MDT Sat Sep 19 2026

...FLASH FLOOD WATCH FOR THE HORSE GULCH AND BURN SCARS OF 2026
REMAINS IN EFFECT THROUGH THIS EVENING...

* WHAT...Flash flooding and debris flows caused by excessive rainfall
  are possible over the Horse Gulch area and burn scars from the
  summer of 2026.

* WHERE...A portion of central Montana, including the following
  areas, Big Belt, Bridger and Castle Mountains, Elkhorn and Boulder
  Mountains and Little Belt and Highwood Mountains.

* WHEN...Through this evening.

* IMPACTS...Heavy rainfall over the Horse Gulch area and burn scars
  from the summer of 2026 is expected up to and during the period of
  the watch. Residents near the Horse Gulch area and burn scars from
  the summer of 2026 should prepare for potential debris flow. 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.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over recent burn scars, which may lead to flash flooding
    and debris flows.
  - Some locations that may experience flash flooding include...
    Areas near recent burn scars from the summer 2026 and the Horse
    Gulch area.
  - 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.

&&

$$

MTZ327-192115-
/O.CON.KTFX.FF.A.0007.000000T0000Z-260920T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Northwest Beaverhead County-
Including the cities of Wisdom, Big Hole Pass, Chief Joseph Pass,
Wise River, and Dewey
309 AM MDT Sat Sep 19 2026

...FLASH FLOOD WATCH FOR THE SAND CREEK AND BOBCAT LAKES BURN SCARS
REMAINS IN EFFECT THROUGH THIS AFTERNOON...

* WHAT...Flash flooding and debris flows caused by excessive rainfall
  continue to be possible over the Sand Creek and Bobcat Lakes Burn
  Scars.

* WHERE...A portion of southwest Montana, including the following
  area, Northwest Beaverhead County.

* WHEN...Through this afternoon.

* IMPACTS...Heavy rainfall over the Sand Creek and Bobcat Lakes Burn
  Scars is expected up to and during the period of the watch.
  Residents near the Sand Creek and Bobcat Lakes Burn Scars should
  prepare for potential debris flow. 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.

* ADDITIONAL DETAILS...
  - Additional precipitation today may contribute to flooding and
    debris flows in some drainages near the Bobcat Lakes and Sand
    Creek burn scars.
  - Some locations that may experience flash flooding include...
    Areas near the Sand Creek and Bobcat Lakes Burn Scars, including
    portions of the Pioneer Mountains Scenic Byway.
  - 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.

&&

$$

MTZ319-321-323-326-192115-
/O.CON.KTFX.FA.A.0008.000000T0000Z-260920T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Helena Valley-Meagher County Valleys-Canyon Ferry Area-Gallatin
Valley-
Including the cities of Winston, White Sulphur Springs, Bozeman,
Gallatin Gateway, Checkerboard, Townsend, Ringling, Toston,
Martinsdale, and Helena
309 AM MDT Sat Sep 19 2026

...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS AFTERNOON...

* WHAT...Flooding caused by excessive rainfall continues to be
  possible.

* WHERE...Portions of central and southwest Montana, including the
  following areas, in central Montana, Canyon Ferry Area, Helena
  Valley and Meagher County Valleys. In southwest Montana, Gallatin
  Valley.

* WHEN...Through this afternoon.

* IMPACTS...Excessive runoff may result in flooding of low-lying and
  flood-prone locations.

* ADDITIONAL DETAILS...
  - An area of rain will bring additional precipitation amounts to
    around 1.00 inch today with locally higher amounts near the
    mountains.
  - 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.

&&

$$

BH


Action: Continued
Issued At: 2026-09-19 11:06:47

104 
WGUS65 KTFX 191606
FFATFX

Flood Watch
National Weather Service Great Falls MT
1006 AM MDT Sat Sep 19 2026

MTZ327-191715-
/O.CAN.KTFX.FF.A.0007.000000T0000Z-260920T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Northwest Beaverhead County-
Including the cities of Chief Joseph Pass, Big Hole Pass, Wise River,
Wisdom, and Dewey
1006 AM MDT Sat Sep 19 2026

...FLASH FLOOD WATCH FOR THE SAND CREEK AND BOBCAT LAKES BURN SCARS
IS CANCELLED...

The Flash Flood Watch for the Sand Creek and Bobcat Lakes Burn Scars
is cancelled for a portion of southwest Montana, including the
following area, Northwest Beaverhead County.

Flash flooding is no longer expected to pose a threat. Please
continue to heed remaining road closures.

$$

MTZ317-320-322-200015-
/O.CON.KTFX.FF.A.0007.000000T0000Z-260920T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-Elkhorn and Boulder Mountains-
Including the cities of Boulder, Monarch, Corbin, Battle Ridge Pass,
Kings Hill Pass, Montana City, Trident, Neihart, Deep Creek Pass,
Bozeman Pass, Clancy, Wickes, Homestake Pass, Maudlow, and Elk Park
Pass
1006 AM MDT Sat Sep 19 2026

...FLASH FLOOD WATCH FOR THE HORSE GULCH AND BURN SCARS OF 2026
REMAINS IN EFFECT THROUGH THIS EVENING...

* WHAT...Flash flooding and debris flows caused by excessive rainfall
  are possible over the Horse Gulch area and burn scars from the
  summer of 2026.

* WHERE...A portion of central Montana, including the following
  areas, Big Belt, Bridger and Castle Mountains, Elkhorn and Boulder
  Mountains and Little Belt and Highwood Mountains.

* WHEN...Through this evening.

* IMPACTS...Heavy rainfall over the Horse Gulch area and burn scars
  from the summer of 2026 is expected up to and during the period of
  the watch. Residents near the Horse Gulch area and burn scars from
  the summer of 2026 should prepare for potential debris flow. 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.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over recent burn scars, which may lead to flash flooding
    and debris flows.
  - Some locations that may experience flash flooding include...
    Areas near recent burn scars from the summer 2026 and the Horse
    Gulch area.
  - 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.

&&

$$

MTZ319-321-323-326-200000-
/O.CON.KTFX.FA.A.0008.000000T0000Z-260920T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Helena Valley-Meagher County Valleys-Canyon Ferry Area-Gallatin
Valley-
Including the cities of Martinsdale, Checkerboard, White Sulphur
Springs, Helena, Winston, Ringling, Townsend, Toston, Bozeman, and
Gallatin Gateway
1006 AM MDT Sat Sep 19 2026

...FLOOD WATCH REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING...

* WHAT...Flooding caused by excessive rainfall continues to be
  possible.

* WHERE...The Canyon Ferry Area, Helena Valley, and Meagher County
  Valleys in Central Montana

* WHEN...Until 6 PM MDT this evening.

* IMPACTS...Excessive runoff may result in flooding of low-lying and
  flood-prone locations.

* ADDITIONAL DETAILS...
  - An area of rain will bring additional precipitation amounts to
    around 0.5 inch today, with locally higher amounts near the
    mountains.
  - Some locations impacted include Helena, Townsend, White Sulphur
    Springs, and Bozeman.
  - 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.

&&

$$

Moldan


Action: Cancelled
Issued At: 2026-09-19 14:28:23

328 
WGUS65 KTFX 191928
FFATFX

Flood Watch
National Weather Service Great Falls MT
128 PM MDT Sat Sep 19 2026

MTZ317-320-322-192030-
/O.CAN.KTFX.FF.A.0007.000000T0000Z-260920T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Little Belt and Highwood Mountains-Big Belt, Bridger and Castle
Mountains-Elkhorn and Boulder Mountains-
Including the cities of Boulder, Monarch, Corbin, Battle Ridge Pass,
Kings Hill Pass, Montana City, Trident, Neihart, Deep Creek Pass,
Bozeman Pass, Clancy, Wickes, Homestake Pass, Maudlow, and Elk Park
Pass
128 PM MDT Sat Sep 19 2026

...FLASH FLOOD WATCH FOR THE HORSE GULCH AND BURN SCARS OF 2026 IS
CANCELLED...

The Flash Flood Watch for the Horse Gulch and Burn Scars of 2026 is
cancelled for a portion of central Montana, including the following
areas, Big Belt, Bridger and Castle Mountains, Elkhorn and Boulder
Mountains and Little Belt and Highwood Mountains.

Flooding is no longer expected to pose a threat. Please heed road
closures.

$$

MTZ319-321-323-326-192030-
/O.CAN.KTFX.FA.A.0008.000000T0000Z-260920T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Helena Valley-Meagher County Valleys-Canyon Ferry Area-Gallatin
Valley-
Including the cities of Martinsdale, Checkerboard, White Sulphur
Springs, Helena, Winston, Ringling, Townsend, Toston, Bozeman, and
Gallatin Gateway
128 PM MDT Sat Sep 19 2026

...FLOOD WATCH IS CANCELLED...

The Flood Watch is cancelled for portions of central and southwest
Montana, including the following areas, in central Montana, Canyon
Ferry Area, Helena Valley and Meagher County Valleys. In southwest
Montana, Gallatin Valley.

Flooding is no longer expected to pose a threat. Please road
closures.

$$



Page Loaded at: 2026-09-24 21:23:16 -- Client Address: 216.73.217.31 -- Refresh Time: seconds