Flood Warning

Flood Warning
National Weather Service Fairbanks AK
903 AM AKDT Fri Aug 29 2025

AKZ831-302000-
/O.NEW.PAFG.FA.W.0007.250829T1703Z-250830T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Upper Koyukuk Valley AK-
903 AM AKDT Fri Aug 29 2025

...FLOOD WARNING IN EFFECT UNTIL NOON AKDT SATURDAY...
...REPLACES FLOOD ADVISORY...

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

* WHERE...Koyukuk River near Allakaket.

* WHEN...Until noon AKDT Saturday.

* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
  and flood-prone locations is imminent or occurring.

* ADDITIONAL DETAILS...
  - As of Friday morning the public reported flooding in
    Allakaket. Additional rainfall amounts of 0.2 to 0.5 inches
    are possible through Saturday morning.

  - The Koyukuk River below the John River crested yesterday but
    is remaining high. Models are indicating that Koyukuk at
    Allakaket could see additional water level rises of 1-2 ft
    before the river crests this evening.
  - Low lying roads are currently flooded and airport access may
    be cut off.
  - http://www.weather.gov/aprfc

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Please take appropriate actions to preserve life and property.

&&

&&

LAT...LON 6662 15257 6658 15250 6646 15276 6655 15285


$$

hb

Flood Warning
National Weather Service Anchorage AK
1104 PM AKDT Fri Aug 29 2025

AKZ747-748-310700-
/O.NEW.PAFC.FA.W.0004.250830T0704Z-250831T0700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Central Susitna Valley AK-Northern Susitna Valley AK-
1104 PM AKDT Fri Aug 29 2025

...FLOOD WARNING IN EFFECT UNTIL 11 PM AKDT SATURDAY...

* WHAT...Flooding caused by previous excessive rainfall is expected.

* WHERE...Talkeetna River.

* WHEN...Until 1100 PM AKDT Saturday.

* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
  and flood-prone locations is imminent or occurring.

* ADDITIONAL DETAILS...
  - At 1052 PM AKDT, river gauge reports indicate rises in water
    levels from previous days heavy rain across the warned area.
    Flooding is ongoing or expected to begin shortly, especially
    near and along the Talkeetna River.

  - For Talkeetna River Upstream of Talkeetna:
    At 9:45pm the stage was 12.1 feet.
    Flood Stage is 12.5 feet.
    Forecast: A crest around 12.7 feet is expected around 4:00am
    Saturday.

  - For Talkeetna River at the Talkeetna Railroad Bridge:
    At 10:00pm the stage was 14.82 feet.
    Major Flood Stage is 15.0 feet.
    The river is expected to crest early Saturday just above
    Major Flood Stage then begin to fall.

  - For Susitna River near Sunshine:
    At 10:00pm the stage was 25.9 feet.
    Flood Stage is 24.5 feet.
    Forecast: A crest around 25.4 feet is expected around 10:00am
    Saturday.

  - Http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay tuned to further developments by listening to your local radio,
television, or NOAA Weather Radio for further information.

&&

LAT...LON 6250 14990 6239 14984 6237 14982 6226 14990
      6208 14988 6210 15009 6217 15022 6225 15028
      6248 15030 6256 15012


$$

PP

Flood Statement
National Weather Service Anchorage AK
608 PM AKDT Thu Aug 28 2025

AKZ745>747-311800-
/O.CON.PAFC.FA.W.0003.000000T0000Z-250831T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Western Susitna Valley AK-Southern Susitna Valley AK-Central
Susitna Valley AK-
608 PM AKDT Thu Aug 28 2025

...FLOOD WARNING REMAINS IN EFFECT UNTIL 10 AM AKDT SUNDAY...

* WHAT...Flooding caused by excessive rainfall continues.

* WHERE...the Yentna River and tributaries at and above Lake Creek.

* WHEN...Until 1000 AM AKDT Sunday.

* IMPACTS...At 20.5 feet, water begins to inundate several low-lying
  cabins.
  At 22.0 feet, more extensive flooding of cabins, resorts, and
  private property.

* ADDITIONAL DETAILS...
  - At 545 PM AKDT, Between 1 and 2 inches of rain have fallen.
    The river gage at Lake Creek and other gages across the
    Susitna Valley show considerable rises across area rivers.
    Additional rainfall amounts of around an inch are expected.

    For Yentna River at Lake Creek:
    At 5:00pm the stage was 20.9 feet and rising.
    Flood Stage is 20.5 feet.
    Forecast: A crest around 23 feet is expected around Friday
    night into early Saturday morning with an estimated crest
    time at 4 am Saturday.  The river will then begin to fall and
    is expected to go below flood stage Sunday.
    This may equal or exceed the August 2024 crest of 22.4 feet.

  - Http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Stay tuned to further developments by listening to your local radio,
television, or NOAA Weather Radio for further information.

&&

LAT...LON 6249 15137 6224 15100 6222 15086 6217 15079
      6202 15071 6188 15058 6178 15068 6182 15115
      6186 15117 6194 15143 6212 15175 6220 15198
      6222 15218 6239 15181 6233 15151 6245 15154


$$