Openings · last 7 days
0
01 · Detected Opening History · the openings record · file CS-233015
When Towers Arm Cabin reopens
Towers Arm Cabin's openings record: every site-date Campsite Sniper detected turning available, logged and time-stamped. Refreshed hourly.
Openings · last 30 days
0
Openings · last 90 days
4
Only 4 openings in the last 90 days: not enough recent activity for a reliable pattern. A free Campsite Sniper alert watches around the clock instead, and pings you the moment one opens.
02 · Availability Outlook · Nov 2, 2026 – May 3, 2027 · of 1 monitored site
Of the 183 tracked site-nights (Nov 2, 2026 – May 3, 2027): 170 open for online reservation · 13 reserved.
Where the open windows are
7.1% of tracked site-nights are not currently open for online reservation. 170 of 183 remain open; here is where they are.
Load status
Nov 2, 2026 – May 3, 2027Not open online7.1%
Open site-nights170 / 183
Reserved (of online inventory)13 / 183
Weekday openings96
Weekend openings74
Of the open cabin-nights on mapped sites, 96 fall on weekdays and 74 on weekends (Fri–Sun).
Open dates by month
Nov 2026 – May 2027December holds the most room. 31 of 31 site-nights are still open there.
Holiday windows
Sites open per night · of 1 cabin| Window | Night | Sites open | Status |
|---|---|---|---|
| Thanksgiving | THU Nov 26 | 1 | Open |
| FRI Nov 27 | 1 | Open | |
| SAT Nov 28 | 1 | Open | |
| Christmas | THU Dec 24 | 1 | Open |
| FRI Dec 25 | 1 | Open | |
| New Year | THU Dec 31 | 1 | Open |
| FRI Jan 1 | 1 | Open | |
| Memorial Day | FRI May 28 | 0 | None open |
| SAT May 29 | 0 | None open | |
| SUN May 30 | 0 | None open | |
| MON May 31 | 0 | None open |
Thanksgiving: 1 cabin is available for the complete three-night stay. Christmas: 1 cabin is available for the complete two-night stay. New Year: 1 cabin is available for the complete two-night stay. Memorial Day: no online availability on any tracked night.
Availability
Most open cabin-nights · tracked window| Cabin | Open cabin-nights |
|---|---|
| P17 | 170 |
This cabin currently has 170 cabin-nights available.
Next windows
As of Nov 2, 2026 snapshotNext open dateSat · Nov 7
Next open weekendSat · Nov 7
The next bookable night is Nov 7; the first open weekend starts Nov 7. Campsite Sniper can watch later dates for you.
Stays and site detail
170 open cabin-nights across 1 cabin at Towers Arm Cabin, from the same hourly snapshot as everything above.
Multi-night stays. 1 2-night, 1 3-night, 1 7-night openings where a single site is free for every night, per Campsite Sniper's current snapshot — soonest Nov 17 at site P17.
All 1 cabin with current availability
| Cabin | Max RV | Hookups | Open cabin-nights | Longest run | Dates |
|---|---|---|---|---|---|
| P17 | Not recorded | None | 170 | 168 nights | Nov 7, Nov 15, Nov 17, Nov 18, Nov 19, Nov 20, Nov 21, Nov 22, Nov 23, Nov 24, Nov 25, Nov 26 +158 more |
About Towers Arm Cabin
Overview
Towers Arm Cabin is one of the Petersburg Ranger District's most remote cabins. A large tidal flat in front of the cabin provides excellent waterfowl viewing and hunting opportunities. Visitors also enjoy the area for its fishing and wildlife viewing.
The cabin is accessible by boat or float plane only.
Recreation
The location offers fishing in Towers Creek. Coho salmon is available from August through September, as well as steelhead trout in April through May.
Hunting for bears, deer, a variety of waterfowl and grouse is also popular in the area, as per state or federal hunting regulations; click here for more information from the Alaska Department of Fish and Game.
Facilities
The hunter-style cabin has four single, wooden bunks to accommodate up to four people. It is equipped with a table, benches and a wood stove that is used to heat the cabin. The stove can also be used for cooking purposes. An outhouse with a pit toilet is provided.
Water for drinking, cooking and cleaning is not provided at the cabin. Fresh water available from a small stream located north of the cabin should be treated or boiled before consumption. Guests are encouraged to bring their own drinking water if possible.
Guests will need to bring their own sleeping bags and pads, cook stove and cooking gear, towels, food and clothing, fire starter and garbage bags, among other necessities. Firewood is generally provided, but not guaranteed. A broom, dust pan, axe and splitting maul are also typically available provided, but may be missing or damaged. Please report missing or damaged items to the Petersburg Ranger District.
Click here for more cabin details and maps.
Natural Features
The cabin is located on Kupreanof Island, at the mouth of Towers Creek on the west side of Towers Arm in Duncan Canal. Terrain surrounding the cabin is fairly flat, with hills at the rear and a vast tidal flat and the water's edge to the front.
A variety of wildlife make its home in the area, including abundant waterfowl from September through November and shorebirds in early May. The region is also home to grouse, deer, wolves and black bears.
1 monitored cabinNo hookups1 shadedMax party 4
Getting there
Access is by boat or float plane only. From Petersburg the journey is 16 miles by float plane or 38 miles by boat. A 15-foot tide is required for boat access to the cabin. A 16-foot tide is recommended for float plane access. Lower tides may require up to a 2-mile hike across the tide flat to the cabin. Click here for more information. The cabin can be found on USGS topographic map Petersburg D5. Maps are available online or by calling the Petersburg Ranger District at (907) 772-3871.
Po Box 1328, Petersburg, AK 99833907-772-3871
BoatingCampingFishingHuntingWildlife Viewing
View on Recreation.gov ↗ Get directions ↗
03 · Field Photos · roll CS-233015 · facility + sites
Photo gallery
Roll CS-233015 · Towers Arm Cabin · Petersburg AK11 frames · facility + sites
FAQ
How do I get a reservation at Towers Arm Cabin?
Reservations for Towers Arm Cabin are made through Recreation.gov. The current snapshot shows substantial availability: 170 of 183 tracked site-nights are open (92.9%), though availability can change. Campsite Sniper has also detected 4 site openings here in the last 90 days, so further dates may appear. Pick a site on the map to see its calendar, or set a free Campsite Sniper alert. You complete the reservation yourself on Recreation.gov.
Does Campsite Sniper book this campground for me?
No. Campsite Sniper sends alerts and direct Recreation.gov links. It never books, pays for, holds, hoards, or resells reservations.
How current is this availability data?
Campsite Sniper re-checks public Recreation.gov availability for this facility every hour and republishes whenever anything changes. This facility's data last changed at Nov 2, 2026 17:20 UTC; an older timestamp means nothing has changed since that time, not that checking stopped. Always confirm final availability on Recreation.gov when you book.
How often do new openings appear at Towers Arm Cabin?
Campsite Sniper detected 4 site-date openings here over the last 90 days, none in the last 7. A free alert watches around the clock and pings you the moment one appears.
Can I get a multi-night stay at Towers Arm Cabin?
1 three-night opening is showing, counting only runs where the SAME site is free for all three nights. The soonest starts Nov 17 at site P17. Confirm and book on Recreation.gov.
Which month has the most availability at Towers Arm Cabin?
December 2026, with 31 open site-nights in the current snapshot of 31.
When is the next open date at Towers Arm Cabin?
As of the Nov 2, 2026 snapshot: the next open date is Sat, Nov 7 and the next open weekend starts Sat, Nov 7. Detected openings can add earlier dates at any time; a free Campsite Sniper alert catches those the moment they appear.
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