WxDecoder

US-0366 Weather Nils Seaplane Base

Lock Haven, PennsylvaniaElevation 550 ftSeaplane base
OFF-FIELD REFERENCE
Nearest report: KUNV · 25 NM SW · 33 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 · KUNV
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, visibility 10 SM, temperature 12C. Treat this as supplemental, not an aviation observation. Forecast suggests this afternoon sunny, high near 63F, low near 36F, 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 63/36 SW 2 kt – 0%
Monday Areas Of Fog then Sunny 69/40 W 4 kt – 0%
Tuesday Sunny 63/35 NE 2 kt – 0%
Wednesday Areas Of Frost then Partly Sunny 62/41 SE 4 kt – 0%
Thursday Mostly Sunny 71/45 S 4 kt – 3%
Friday Mostly Sunny 71/45 W 2 kt – 1%
Saturday Mostly Sunny 70/49 S 3 kt – 13%

Source: National Weather Service (office CTP). Forecast issued 1626Z.

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
Crosswind calculator
No runway layout is available for US-0366. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway

05W/23W
Dimensions
3,000 x 300 ft
Surface
Water
RWY 05W
RWY 23W
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
550 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2214Z 6:14 PM
Sunrise
1133Z 7:33 AM
Loggable night
2243Z (6:43 PM local) → 1105Z (7:05 AM local)
end of evening to start of morning civil twilight
Position lights required
2214Z (6:14 PM local) → 1133Z (7:33 AM local)
sunset to sunrise (91.209)
Night passenger currency
2314Z (7:14 PM local) → 1033Z (6:33 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

Nils Seaplane Base is in Lock Haven, Pennsylvania. Field elevation 550 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSeaplane base
ManagerNILS MANTZOROS
Manager phone570-748-9456
AttendedMAY-SEPT
CHARTS & AIRSPACE
ICAO / IATAUS-0366
SectionalDETROIT
Center (ARTCC)NEW YORK
Flight service (AFSS)WILLIAMSPORT
RegionPennsylvania
CountryUnited States
Coordinates41.1701, -77.4945
Distance from city4 NM NW
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

US-0366 has no on-field report. Nearest reporting station: KUNV (25 NM SW, VFR).

KUNV State College Regional Airport
25 NM SW
VFR
KIPT Williamsport Regional Airport
26 NM E
VFR
KRVL Mifflin County Airport
30 NM S
VFR
KSEG Penn Valley Airport
35 NM SE
VFR
KELZ Wellsville Municipal Airport - Tarantine Field
61 NM N
VFR
KMUI Muir Army Air Field (Fort Indiantown Gap) Airport
61 NM SE
VFR
AIRPORT REMARKS

Operational remarks

›ON REQUEST.
›PROPONENT MUST COORDINATE WITH LHV AIRPORT FOR OPERATING PROCEDURES TO AVOID CONFLICT OF VFR TRAFFIC PATTERNS.
›FOR CD CTC NEW YORK ARTCC AT 631-468-1425.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗US-0366 on OurAirports
FREQUENTLY ASKED
Does US-0366 have a METAR?
No on-field METAR is issued for US-0366. This page uses the nearest reporting station as a reference.
Does US-0366 have a TAF?
No TAF is issued directly for US-0366. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at US-0366?
US-0366 sits at 550 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for US-0366?
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.