From SixtyDegreesNorth
Below is a CG HQ news release.
Which of the two classes of Arctic Security Cutters (ASC) will be based in Alaska has not been made clear. Both classes are expected to be completed concurrently. The Davie/Helsinki design is more powerful, has greater endurance, and looks more like a pure icebreaker/research vessel, while the Bollinger/RMC version looks more multi-purpose, providing perhaps buoy tending and logistics support. They both should be able to do fisheries enforcement in the Arctic and perhaps in Antarctic waters.
When they are not breaking ice, doing scientific research, or shadowing Chinese icebreakers, will these ships replace buoy tenders? Will they take over Alaska Patrols, freeing National Security Cutters for more patrols in the Eastern Pacific Drug transit zones or in the Western Pacific?
There is also some possibility that ASCs may go South to Antarctica. If that happens, it would probably be better if the more powerful Davie/Helsinki version went South.
It also seems these ships should be armed like an OPC. If that is not possible, they should at least be armed like the Polar Security Cutter which will have two 30mm Mk38 Mod4s.
Certainly more large ships will be welcome in Pacific Area.
U.S. Coast Guard advances Arctic security with Kodiak and Seward homeports
WASHINGTON — The U.S. Coast Guard announced it would homeport its first two Arctic Security Cutters in Kodiak, Alaska with a third Alaska Arctic Security Cutter homeported in Seward when the infrastructure is ready. This follows April’s announcement that the Service would homeport its first two Arctic Security Cutters in Alaska. With the first delivery expected in 2028, the Coast Guard is accelerating preparations to ensure each location is ready to support sustained Arctic operations including advancing critical infrastructure and housing required to support the trained and ready crews who will bring these cutters to life.
“America’s future in the Arctic demands strength, capability and resolve,” said Secretary of Homeland Security Markwayne Mullin. “I want to thank President Trump for his bold leadership and vision in directing this critical investment and Alaska’s congressional delegation for championing the funding that made these icebreakers possible. These cutters will deliver the enduring operational capability our Nation needs to defend our sovereignty, deter adversaries, and safeguard vital resources for the American people.”
Selecting these homeports marks a major step in expanding U.S. Arctic capabilities and strengthening the Nation’s icebreaker fleet. Supported by $3.5 billion in Fiscal Year 2025 Reconciliation funding and international collaboration, including a landmark agreement with Finland, the Arctic Security Cutter program represents the most significant U.S. investment in icebreaker technology in decades – revitalizing American shipbuilding and reinforcing the industrial base essential to national defense.
“Homeporting Arctic Security Cutters in Kodiak and Seward will strategically position these state-of-the-art icebreakers to reinforce America’s maritime dominance in the Arctic,” said Adm. Kevin E. Lunday, commandant of the Coast Guard. “This positioning is critical to national security, enabling the Coast Guard to defend our northern border and meet evolving threats with speed and strength.”
Arctic Security Cutters will anchor a modernized icebreaker fleet built for the most demanding conditions, ensuring the United States is equipped to defend its interests and meet emerging challenging in the Arctic for decades to come.
Chuck Hill's CG Blog 
Nothing about Nome and Adak.
No. Of course I would like to see the Navy back in Adak, not just to protect the Arctic but also because it is an ideal place to base maritime patrol aircraft to protect shipping on the great circle route between the US and Asia.
There was a lot of discussion about improving the facilities at Nome, but it got dropped when they realized how much it would cost.
Nome would be important if we want to interdict traffic between China/Siberia and the Russian Arctic at the Bering Strait, but I doubt we would need a major port there.