WxDecoder

H63 Weather Harlan County Lake Seaplane Base

Alma, NebraskaElevation 1,946 ftSeaplane base
OFF-FIELD REFERENCE
Nearest report: KHDE · 25 NM N · 7 min old
Ceiling 400 ft, visibility 5 SM, mist.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KHDE
WIND
030@8
steady
VISIBILITY
5 SM
8 km
CEILING
400 ft
lowest BKN/OVC
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 from 30° at 9 kt, visibility 4 SM, temperature 10.5C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight showers and thunderstorms, low near 55F, 93% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Tonight: Showers And Thunderstorms. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Showers And Thunderstorms 55 ENE 9 kt – 93% Thunderstorms in the forecast
Monday Showers And Thunderstorms 67/40 SSE 13 kt 22 kt 81%
Tuesday Mostly Cloudy 66/50 ESE 4 kt – 8%
Wednesday Mostly Sunny 73/48 S 9 kt – 2%
Thursday Mostly Sunny 72/52 ENE 4 kt – 14%
Friday Chance Rain Showers 72/52 SSE 13 kt – 58%
Saturday Chance Rain Showers 66/48 S 9 kt – 53%
Sunday Partly Sunny 64 WNW 4 kt – 6%

Source: National Weather Service (office GID). Forecast issued 0221Z.

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
NESWEW
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 6,000 ft

E/W
Dimensions
6,000 x 200 ft
Surface
Water
RWY E90°T
RWY W270°T

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
1,946 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2343Z 6:43 PM
Sunrise
1259Z 7:59 AM
Loggable night
0011Z (7:11 PM local) → 1231Z (7:31 AM local)
end of evening to start of morning civil twilight
Position lights required
2343Z (6:43 PM local) → 1259Z (7:59 AM local)
sunset to sunrise (91.209)
Night passenger currency
0043Z (7:43 PM local) → 1159Z (6:59 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

Harlan County Lake Seaplane Base is in Alma, Nebraska. Field elevation 1,946 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSeaplane base
ManagerBRYSON HELLMUTH
Manager phone308-799-2105
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATAH63
SectionalOMAHA
Center (ARTCC)DENVER
Flight service (AFSS)COLUMBUS
RegionNebraska
CountryUnited States
Coordinates40.0431, -99.2509
Distance from city6 NM SW
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

H63 has no on-field report. Nearest reporting station: KHDE (25 NM N, LIFR).

KHDE Brewster Field
25 NM N
LIFR
KEAR Kearney Regional Airport
43 NM N
IFR
KHLC Hill City Municipal Airport
48 NM SW
MVFR
KHSI Hastings Municipal Airport
51 NM NE
VFR
KLXN Jim Kelly Field
51 NM NW
IFR
KMCK McCook Ben Nelson Regional Airport
62 NM W
IFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC DENVER ARTCC AT 303-651-4257.
›1 MAY-30 SEPT, HOLIDAYS PILOTS WATCH FOR BOATS
›PILOTS CAN TIE UP AT MARINA, NE SHORE; CALL FOR MARINA CONDS BEFORE TAXIING TO IT, 308-799-2105.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗Wikipedia
↗H63 on OurAirports
FREQUENTLY ASKED
Does H63 have a METAR?
No on-field METAR is issued for H63. This page uses the nearest reporting station as a reference.
Does H63 have a TAF?
No TAF is issued directly for H63. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at H63?
H63 sits at 1,946 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for H63?
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.