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Hyder Seaplane Base Seaplane Base

4Z7 · WHD · Hyder, AK · var 26E · Towered

Airport information

FAA LID
4Z7 / WHD
Coordinates
55.9033, -130.0100
Magnetic variation
26E
Sectional chart
KETCHIKAN
Airport use
Public
Control tower
Yes
ARTCC
ANCHORAGE (ZAN)
Flight service (FSS)
KETCHIKAN
NOTAM facility
KTN
Attendance
UNATNDD
Segmented circle
No
Wind indicator
yes
Distance from city
1 SE

Weather

METAR observed

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TAF forecast

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Sun & FAA night 2026-06-20

EventLocal (PDT)UTC
Morning civil twilight
Loggable night ends
03:51 AM10:51Z
Sunrise04:54 AM11:54Z
Sunset10:30 PM05:30Z
Evening civil twilight
Loggable night begins
11:32 PM06:32Z
Loggable night (§1.1)
11:32 PM → 03:51 AM
Night currency (§61.57)
11:30 PM → 03:54 AM

Plan a flight from 4Z7

Runway N/S

10,000 ft × 1000 ft · Water
N
Heading
n/a
Traffic pattern
Left
S
Heading
n/a
Traffic pattern
Left

No published frequencies or nearby navaids for 4Z7.

Chart Supplement FAA A/FD

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Services

Bottled oxygen
NONE
Bulk oxygen
NONE
Airframe service
NONE
Powerplant service
NONE

Ownership & management

Owner
ALASKA DOT&PF SOUTHCOAST REGION
6860 GLACIER HWY, JUNEAU, AK
(907) 465-4512
Manager
STEVE BELL
P.O. BOX 112506, JUNEAU, AK
(907) 465-4512

Remarks FAA

  • OPNS IN PORTLAND CANAL.
  • BOATS MAY BE TIED TO SPB FLOAT/RAMP.
  • WX CAMERA AVBL ON INTERNET AT HTTPS://WEATHERCAMS.FAA.GOV
  • BE ALERT: DURING LOW TIDE, SHALLOW MILKY GLACIAL WATER COVERS OBSTRUCTIONS EAST OF FLOAT.
  • CAUTION ADVISED WITH TIDES BELOW 0 FT. MAY CAUSE INSUFFICIENT WATER DEPTHS AND PREVENT USE OF THIS FACILITY.

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 4Z7 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator.