NWS APRFC

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NWS APRFC

NWS APRFC

@NWSAPRFC

Official Twitter account for the National Weather Service Alaska-Pacific River Forecast Center. Details: https://t.co/wRUYVqiivA

Anchorage, AK Beigetreten Ekim 2012
171 Folgt3.2K Follower
NWS APRFC
NWS APRFC@NWSAPRFC·
The APRFC and partners fly the Yukon and Kuskokwim rivers during breakup season. See a birds eye view of the rivers here: weather.gov/aprfc/geoPhoto Photos are uploaded right after flights, so stay tuned for new photos coming at the end of April! #akwx #floodready
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NWS APRFC
NWS APRFC@NWSAPRFC·
The APRFC uses webcams, satellites, observer reports to keep our breakup map as up to date as possible. Help us share what happens in 2025-Submit observations by phone or email: aprfc@noaa.gov 907-266-5160 Keep up to date with breakup: weather.gov/aprfc/breakupM… #akwx #floodready
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NWS APRFC
NWS APRFC@NWSAPRFC·
On May 13th, an ice jam formed just downstream of Crooked Creek, triggering a rapid rise in water levels—up to 16 feet within hours. The event led to the worst flooding ever recorded in Crooked Creek. #akwx #floodready
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NWS APRFC
NWS APRFC@NWSAPRFC·
Above average snow in the Yukon coupled with cold April temps led to a mechanical breakup. On May 14, a 90-mile breakup front jammed downstream and caused water to backup into Circle. The river quickly rose and caused the worst flooding in Circle’s history! #akwx #floodready
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NWS APRFC
NWS APRFC@NWSAPRFC·
In August 1967, within an 8 day span, Fairbanks had experienced half of its average annual precipitation during an already wet summer. For more information about the Chena River Flood visit: weather.gov/aprfc/Fairbank… #akwx #floodready
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NWS APRFC
NWS APRFC@NWSAPRFC·
Cold water kills: ~20% of those who perish in cold water do so in the first minute of immersion. When you fall in: 1 Min: Cold shock – catch your breath. 10 Min: Useful movement – get to safety or stay afloat. 1 Hr: Before hypothermia causes unconsciousness. #akwx #floodready
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NWS APRFC
NWS APRFC@NWSAPRFC·
Glacier dammed lakes (GDL), or Jökulhlaups, are unique flood hazards in Alaska that can produce flooding anytime! For more information and a map of know GDLs around Alaska: weather.gov/aprfc/gdlMain #akwx #floodready
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NWS APRFC
NWS APRFC@NWSAPRFC·
During the spring, frozen ground reduces the amount of water from melting snow or rainfall that can seep into the ground. A rapid warming can cause excessive melt water from the snowpack that can overflow streams, rivers and lakes. weather.gov/aprfc/floodpot…
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NWS APRFC@NWSAPRFC·
There are 2 types of breakup, mechanical and thermal. Mechanical breakup can create dangerous ice jams. Ice jams are a serious hazard to Alaskans. To report breakup near you, submit this form to our River Forecast Center: docs.google.com/forms/d/e/1FAI… #akwx #floodready
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NWS APRFC@NWSAPRFC·
Alaska is a unique state for many reasons, one of which is the several types of potential floods. Throughout the day, we will highlight 3 main types of floods to be aware of here in Alaska. weather.gov/safety/flood-s… #akwx #floodready
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