WxDecoder

4C1 Weather Flying U Ranch Airport

Union Mills, IndianaElevation 740 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KPPO · 8 NM N · 17 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 · KPPO
WIND
080@1
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 from 20° at 1 kt, visibility 10 SM, temperature 11C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight partly cloudy, low near 47F, 1% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Thursday: Mostly Sunny then Slight Chance Showers And Thunderstorms. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Partly Cloudy 47 0 kt – 1%
Monday Patchy Fog then Mostly Sunny 71/48 W 4 kt – 3%
Tuesday Partly Sunny 71/51 SE 9 kt – 1%
Wednesday Partly Sunny 74/55 S 9 kt – 4%
Thursday Mostly Sunny then Slight Chance Showers And Thunderstorms 77/54 SW 9 kt – 20% Thunderstorms in the forecast
Friday Partly Sunny 76/56 S 4 kt – 20%
Saturday Chance Rain Showers 72/56 S 9 kt – 50%
Sunday Chance Rain Showers 70 S 9 kt – 50%

Source: National Weather Service (office IWX). Forecast issued 0231Z.

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 4C1. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 2,740 ft

18/36
Dimensions
2,740 x 100 ft
Surface
Turf (good)
RWY 18
Traffic patternLeft
RWY 36
Displaced threshold620 ft
Traffic patternLeft

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
740 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2251Z 5:51 PM
Sunrise
1211Z 7:11 AM
Loggable night
2320Z (6:20 PM local) → 1143Z (6:43 AM local)
end of evening to start of morning civil twilight
Position lights required
2251Z (5:51 PM local) → 1211Z (7:11 AM local)
sunset to sunrise (91.209)
Night passenger currency
2351Z (6:51 PM local) → 1111Z (6:11 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

Flying U Ranch Airport is in Union Mills, Indiana. Field elevation 740 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerSTANLEY J. OLLING
Manager phone219-733-0156
AttendedDaily, DALGT
CHARTS & AIRSPACE
ICAO / IATA4C1
SectionalCHICAGO
Center (ARTCC)CHICAGO
Flight service (AFSS)TERRE HAUTE
RegionIndiana
CountryUnited States
Coordinates41.4539, -86.7922
Distance from city3 NM SW
SERVICES & LIGHTING
Control towerNon-towered
CTAF122.800
UNICOM122.800
FREQUENCIES

Communications

122.800
CTAF
CTAF
122.800
UNICOM
UNICOM

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

AIRCRAFT ACTIVITY

4C1 traffic patterns

2026-06-19 to 2026-06-19, 1 days observed · data 2026-10-23

Insufficient confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
1
AVG OPS/DAY
1
Operations trend (1 days)

Busiest day: Fri · Busiest month: Jun

FLEET MIX
Piston single 100%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES
›P28A (Piston single) · ~1 landings/mo
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

4C1 has no on-field report. Nearest reporting station: KPPO (8 NM N, VFR).

KPPO La Porte Municipal Airport
8 NM N
VFR
KVPZ Porter County Municipal Airport
10 NM W
VFR
KMGC Michigan City Municipal Airport
15 NM N
VFR
KSBN South Bend International Airport
26 NM NE
VFR
KRZL Jasper County Airport
35 NM SW
VFR
KRCR Fulton County Airport
36 NM SE
VFR
AIRPORT REMARKS

Operational remarks

›UNICOM NOT RGLRLY MONTRD.
›DEER & BIRDS ON & INVOF ARPT.
›APCH RATIO 42:1 TO DSPLCD THLD; TREES 40 FT TALL 450 FT FM RY END.
›18/36 EDGES MKD WITH TIRES PAINTED WHITE; DSPLCD THLDS MKD WITH RED HWY CONES & WHITE BOARDS.
›APCH RATIO 19:1 TO DSPLCD THLD; 24 FT BLDG 470 FT FM THLD.
›FOR CD CTC CHICAGO ARTCC AT 630-906-8921.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗4C1 on OurAirports
FREQUENTLY ASKED
Does 4C1 have a METAR?
No on-field METAR is issued for 4C1. This page uses the nearest reporting station as a reference.
Does 4C1 have a TAF?
No TAF is issued directly for 4C1. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 4C1?
4C1 sits at 740 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 4C1?
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.