Baranof Warm Springs Float and Seaplane Base Seaplane Base
BNF · Baranof, AK · Non-towered
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 09:56 PM
| Event | Local (AKDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:14 AM | 12:14Z |
| Sunrise | 05:04 AM | 13:04Z |
| Sunset | 09:06 PM | 05:06Z |
| Evening civil twilight Loggable night begins | 09:56 PM | 05:56Z |
Plan a flight from BNF
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Advisories
NOTAMs
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Pilot reports
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Airspace hazards
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Runways
| Runway | Length | Your margin |
|---|---|---|
| E/W | 10,000 ft |
Prefer one flat page? Full runway details for BNF → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the BNF kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
BKA 113.80
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| BKA · Biorka Island | VORTAC | 113.80 · 85X | High | r039° / 27.2 NM |
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Charts & procedures
Airport info
Airport information
- FAA LID
- BNF / BNF
- Coordinates
- 57.0888, -134.8331
- Elevation
- 0 ft MSL
- Magnetic variation
- 27E
- Sectional chart
- JUNEAU
- Airport use
- Public
- Control tower
- No
- ARTCC
- ANCHORAGE (ZAN)
- Flight service (FSS)
- SITKA · 121.5, 122.2, 123.6, 135.9 · 1-800-WX-BRIEF
- NOTAM facility
- SIT
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Airport phone
- 907-966-2221
- Activated
- 1950/12
- Distance from city
- 0 SE
Night operations
- Pilot-controlled lighting
- Usually keyed on CTAF 122.8 — confirm the click sequence in the Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Ownership & management 2 contacts
Remarks FAA · 6 notes
General
- OPS AREA IN WARM SPRINGS BAY.
- BOATS MAY BE TIED TO SPB FLOAT DOCK.
- HIGH TRRN SRNDG LNDG ZONE.
- OCNL TURB WIND SHEAR LOW ELEV.
- GANGWAY PRVDS LND SLIDE ACES APR-NOV.
- CTN: HVY WATERFALL CURRENT SHOVES PLANES INTO FLOAT; HAZUS DURG CERTAIN TIDE.
Nearby airports
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Also nearby: AA12 Dove Island Lodge Seaplane Base (private) (15 NM) · A29 Sitka Seaplane Base (17 NM) · A23 Saginaw Seaplane Base (25 NM) · 05AA Chatham Seaplane Base (private) (26 NM)
About BNF
Baranof Warm Springs Float and Seaplane Base (BNF) is a seaplane base in Baranof, AK, at 0 ft MSL. It has 1 runway, the longest 10,000 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for BNF, refreshed from the Aviation Weather Center and FAA NASR.
Does BNF have a control tower?
No. Baranof Warm Springs Float and Seaplane Base is a non-towered (pilot-controlled) seaplane base; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at BNF?
Baranof Warm Springs Float and Seaplane Base has 1 runway; the longest is 10,000 ft. See the Runways section for headings, surface, and lighting.
Where is BNF?
Baranof Warm Springs Float and Seaplane Base is in Baranof, AK, at an elevation of 0 ft MSL. Coordinates: 57.0888, -134.8331.
Fly out of BNF often?
Save BNF as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open BNF in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.