WxDecoder

21M Weather Currier's Seaplane Base

Greenville Junction, MaineElevation 1,028 ftSeaplane base
OFF-FIELD REFERENCE
Nearest report: KMLT · 41 NM E · 51 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 · KMLT
WIND
Calm
no steady wind
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, temperature 10.6C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight partly cloudy, low near 40F, 2% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Tonight Partly Cloudy 40 SW 4 kt – 2%
Monday Partly Sunny 55/30 W 9 kt – 14%
Tuesday Sunny 42/26 NW 9 kt – 0%
Wednesday Sunny 47/33 W 4 kt – 0%
Thursday Mostly Sunny 59/45 SW 6 kt – 24%
Friday Slight Chance Light Rain then Mostly Sunny 55/37 W 10 kt – 22%
Saturday Mostly Sunny 52/39 W 6 kt – 22%
Sunday Slight Chance Light Rain 54 SW 5 kt – 23%

Source: National Weather Service (office CAR). Forecast issued 0043Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

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RUNWAYS & WIND
1 runway
NESW18W36W
WIND
No on-field weather data
No reporting weather station on the field, so wind components cannot be computed. See nearby stations below.
RUNWAYS

Runway detail & declared distances

1 runway · longest 10,000 ft

18W/36W
Dimensions
10,000 x 3,000 ft
Surface
Water (excellent)
RWY 18W179°T
RWY 36W359°T
Traffic patternRight

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

FIELD CONDITIONS

Field elevation

Field elevation
1,028 ft MSL

Density and pressure altitude need a current temperature and altimeter from the METAR.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2136Z 5:36 PM
Sunrise
1109Z 7:09 AM
Loggable night
2207Z (6:07 PM local) → 1038Z (6:38 AM local)
end of evening to start of morning civil twilight
Position lights required
2136Z (5:36 PM local) → 1109Z (7:09 AM local)
sunset to sunrise (91.209)
Night passenger currency
2236Z (6:36 PM local) → 1009Z (6:09 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

Currier's Seaplane Base is in Greenville Junction, Maine. Field elevation 1,028 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UseOpen to the public
TypeSeaplane base
ManagerROGER PARADISE
Manager phone207-695-2778
AttendedNOV-APR ALL, UNATNDD
CHARTS & AIRSPACE
ICAO / IATA21M
SectionalMONTREAL
Center (ARTCC)BOSTON
Flight service (AFSS)BANGOR
RegionMaine
CountryUnited States
Coordinates45.4625, -69.6195
Distance from city0 NM N
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

21M has no on-field report. Nearest reporting station: KMLT (41 NM E, VFR).

KMLT Millinocket Municipal Airport
41 NM E
VFR
KBGR Bangor International Airport
52 NM SE
VFR
KWVL Waterville Robert Lafleur Airport
56 NM S
VFR
KAUG Augusta State Airport
69 NM S
VFR
KBHB Hancock County-Bar Harbor Airport
81 NM SE
VFR
KBML Berlin Regional Airport
85 NM SW
VFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC BOSTON ARTCC AT 603-879-6859.
›SPB MAY BE UNUSBL FM MID-NOV TO MID-MAY DUE TO FALL ICE FRMN, SPRING ICE BREAK-UP AND OTHER ADVERSE CONDS. ACFT MAY RQR SKIS DRG WINTER MONTHS DUE TO FROZEN SFC CONDS. FOR SPB CONDS CALL 207-695-2778.
›150 FT RADIO TWR, 200 FT W OF SEALANE AND 150 FT RADIO TWR, 1000 FT SW OF SEALANE.
›BE ALERT FOR RECREATIONAL BOATS DRG SUMMER MONTHS AND SNOWMOBILES DRG WINTER MONTHS.
›VFR OPS ONLY. ALL USERS MUST BE IN RADIO CTC WITH EACH OTHER PRIOR TO ENTERING THE TFC PAT DUE TO PROXIMITY WITH MOOSEHEAD AERO MARINE SPB (52B). ALL USERS MUST BE IN RADIO CTC PRIOR TO TKOF.
›BE ALERT: NEARBY 52B MOOSEHEAD AERO MARINE SPB (1.1 MI EAST) UTILIZE SAME CTAF 122.9. MNT 3B1 CTAF 122.8 IF ABLE FOR LCL TFC.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗21M on OurAirports
FREQUENTLY ASKED
Does 21M have a METAR?
No on-field METAR is issued for 21M. This page uses the nearest reporting station as a reference.
Does 21M have a TAF?
No TAF is issued directly for 21M. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 21M?
21M sits at 1,028 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 21M?
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.