KTB Weather Thorne Bay Seaplane Base

Thorne Bay, AlaskaSeaplane base
OFF-FIELD REFERENCE
Nearest report: PAKW · 19 NM W · 4 min old
No ceiling, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · PAKW
WIND
190@4
steady
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

No aviation METAR is published for this airport. The nearest National Weather Service station reports wind calm, visibility 10 SM. Treat this as supplemental, not an aviation observation. Forecast suggests this afternoon sunny, high near 48F, low near 34F, 0% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
This Afternoon Sunny 48/34 E 4 kt – 0%
Monday Patchy Fog then Partly Sunny 47/39 NW 4 kt – 23%
Tuesday Mostly Sunny 49/35 NW 9 kt – 12%
Wednesday Sunny 47/34 N 4 kt – 0%
Thursday Sunny 46/35 0 kt – 20%
Friday Slight Chance Rain And Snow then Chance Rain And Snow 45/36 SE 4 kt – 59%
Saturday Light Rain Likely 46/37 SE 4 kt – 59%

Source: National Weather Service (office AJK). Forecast issued 2356Z.

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RUNWAYS & WIND
Crosswind calculator
No runway layout is available for KTB. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 5,000 ft

NW/SE
Dimensions
5,000 x 2,000 ft
Surface
Water
RWY NW
Traffic patternLeft
RWY SE
Traffic patternLeft

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0126Z 5:26 PM
Sunrise
1543Z 7:43 AM
Loggable night
0204Z (6:04 PM local) → 1504Z (7:04 AM local)
end of evening to start of morning civil twilight
Position lights required
0126Z (5:26 PM local) → 1543Z (7:43 AM local)
sunset to sunrise (91.209)
Night passenger currency
0226Z (6:26 PM local) → 1443Z (6:43 AM local)
1 hr after sunset to 1 hr before sunrise (61.57(b))

FAA definitions, shown in Zulu with airport-local time. Verify for your operation.

AIRPORT INFORMATION

Facility & services

Thorne Bay Seaplane Base is in Thorne Bay, Alaska. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSeaplane base
Airline serviceYes
ManagerSIMON DOYLE, HARBOR MASTER
Manager phone907-204-0815
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATAKTB
SectionalKETCHIKAN
Center (ARTCC)ANCHORAGE
Flight service (AFSS)KETCHIKAN
RegionAlaska
CountryUnited States
Coordinates55.6828, -132.5329
Distance from city0 NM NW
SERVICES & LIGHTING
Control towerNon-towered
CTAF122.900
FREQUENCIES

Communications

122.900
CTAF
CTAF

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

KTB has no on-field report. Nearest reporting station: PAKW (19 NM W, VFR).

AIRPORT REMARKS

Operational remarks

›OPERG AREA IN THORNE BAY.
›BE ALERT SEA OTTERS ALSO USE SPB RAMP/TIE-DOWN AREA.
FREQUENTLY ASKED
Does KTB have a METAR?
No on-field METAR is issued for KTB. This page uses the nearest reporting station as a reference.
Does KTB have a TAF?
No TAF is issued directly for KTB. Use the nearest TAF-issuing field as a planning reference.
Is this an official preflight weather briefing for KTB?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.