WxDecoder

0SD9 Weather Crazy Horse Heliport

Custer, South DakotaElevation 5,900 ftHeliport
OFF-FIELD REFERENCE
Nearest report: KRAP · 28 NM NE · 6 min old
Ceiling 300 ft, visibility 2 1/2 SM, mist.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KRAP
WIND
080@7
steady
VISIBILITY
2 1/2 SM
4 km
CEILING
300 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 4 kt, visibility 2.5 SM, temperature -2C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight areas of fog then widespread fog, low near 27F, 63% chance of precipitation. Key risks: strong winds in the forecast.

PILOT WEATHER NOTES
Strong winds in the forecastWeather.gov
Tuesday: winds up to 34 kt. Re-check crosswind components closer to departure.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Areas Of Fog then Widespread Fog 27 NE 3 kt – 63%
Monday Widespread Fog 38/28 E 5 kt – 62%
Tuesday Sunny 54/32 SW 17 kt 34 kt 4% Strong winds in the forecast
Wednesday Sunny 55/33 SW 6 kt 18 kt 7%
Thursday Sunny 59/38 SW 6 kt – 1%
Friday Mostly Sunny 58/37 S 5 kt – 31%
Saturday Chance Light Rain 54/36 W 4 kt – 30%
Sunday Partly Sunny then Chance Rain And Snow 55 SW 6 kt – 49%

Source: National Weather Service (office UNR). Forecast issued 0458Z.

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 0SD9. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 20 ft

H1
Dimensions
20 x 20 ft
Surface
Wood
RWY H1

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
5,900 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2355Z 5:55 PM
Sunrise
1322Z 7:22 AM
Loggable night
0024Z (6:24 PM local) → 1253Z (6:53 AM local)
end of evening to start of morning civil twilight
Position lights required
2355Z (5:55 PM local) → 1322Z (7:22 AM local)
sunset to sunrise (91.209)
Night passenger currency
0055Z (6:55 PM local) → 1222Z (6:22 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

Crazy Horse Heliport is in Custer, South Dakota. Field elevation 5,900 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeHeliport
ManagerMARK A SCHLAEFLI
Manager phone605-673-2163
AttendedJUN-SEP IREG, DALGT
CHARTS & AIRSPACE
ICAO / IATA0SD9
SectionalCHEYENNE
Center (ARTCC)DENVER
Flight service (AFSS)HURON
RegionSouth Dakota
CountryUnited States
Coordinates43.8250, -103.6360
Distance from city4 NM NW
SERVICES & LIGHTING
FuelJet A
Control towerNon-towered
UNICOM122.700
FREQUENCIES

Communications

122.700
UNICOM
UNICOM

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

AIRCRAFT ACTIVITY

0SD9 traffic patterns

2026-06-14 to 2026-10-16, 15 days observed · data 2026-10-23

Low confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
1.5
AVG OPS/DAY
2
Activity trend over 2 days: rising, from 1 to 3 operations per dayOperations trend (2 days)

Busiest day: Mon · Busiest month: Oct

FLEET MIX
Unknown 69%Helicopter 31%

Fleet composition unclear from available data.

TOP AIRCRAFT TYPES
›UNKN (Unknown) · ~2 landings/mo
›R66 (Helicopter) · ~1 landings/mo
LIKELY BASED AIRCRAFT
Low-confidence estimate

Aircraft likely based near this airport (estimate), mostly aircraft of unknown type.

›UNKN (Unknown)

This is an estimate based on repeated flight patterns, not registration data. Do not rely on it to identify specific aircraft or owners.

Data limitations (4)
›ADS-B coverage is incomplete; counts are an observed lower bound, not official totals.
›Some aircraft do not transmit usable ADS-B and are not counted.
›Aircraft types and based estimates are inferred and may be wrong.
›This is not official ATC, FAA, or airport data.
NEARBY AIRPORTS

Weather reference stations

0SD9 has no on-field report. Nearest reporting station: KRAP (28 NM NE, LIFR).

KRAP Rapid City Regional Airport
28 NM NE
LIFR
KECS Mondell Field
30 NM W
MVFR
KRCA Ellsworth Air Force Base
30 NM NE
LIFR
KSPF Black Hills Airport-Clyde Ice Field
40 NM N
MVFR
KCDR Chadron Municipal Airport
64 NM S
IFR
KIEN Pine Ridge Airport
69 NM SE
IFR
AIRPORT REMARKS

Operational remarks

›PRVDD APCH/DEP ROUTE CONDUCTED 120-160 AND 300-340 USING TOUCHPAD AS CNTR; TKOF/LANDING AREA MKD; MAINTAINTED WIND INDICATOR ADJACENT TO TKOF/LANDING AREA; COMPLIANCE WITH WITH PART 91.126(B)(2).
›30 FT TREES 200 FT E; 30 FT TREES 1000 FT N; 100 FT POWER LINES 300 FT W; 20 FT POWER LINES 150 FT S.
›FOR CD CTC ELLSWORTH APCH AT 605-385-6198, WHEN APCH CLSD CTC DENVER ARTCC AT 303-651-4257.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗0SD9 on OurAirports
FREQUENTLY ASKED
Does 0SD9 have a METAR?
No on-field METAR is issued for 0SD9. This page uses the nearest reporting station as a reference.
Does 0SD9 have a TAF?
No TAF is issued directly for 0SD9. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 0SD9?
0SD9 sits at 5,900 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 0SD9?
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.