WxDecoder

KM71 Weather Greensfield Airport

Moscow Mills, MissouriElevation 549 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KSUS · 20 NM SE · 54 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 · KSUS
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 7 SM, temperature 18C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight mostly cloudy, low near 50F, 1% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Tonight Mostly Cloudy 50 S 1 kt – 1%
Monday Partly Sunny 76/50 SW 4 kt – 2%
Tuesday Mostly Cloudy 75/52 S 5 kt – 1%
Wednesday Mostly Sunny 79/55 S 5 kt – 1%
Thursday Sunny 84/56 S 5 kt – 4%
Friday Partly Sunny 81/57 S 4 kt – 17%
Saturday Rain Showers Likely 75/58 S 6 kt – 68%
Sunday Slight Chance Rain Showers then Mostly Cloudy 75 W 5 kt – 22%

Source: National Weather Service (office LSX). Forecast issued 0047Z.

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
NESW0927
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 3,227 ft

09/27
Dimensions
3,227 x 50 ft
Surface
Asphalt (good)
RWY 09
Traffic patternLeft
RWY 27
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
549 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2311Z 6:11 PM
Sunrise
1224Z 7:24 AM
Loggable night
2339Z (6:39 PM local) → 1157Z (6:57 AM local)
end of evening to start of morning civil twilight
Position lights required
2311Z (6:11 PM local) → 1224Z (7:24 AM local)
sunset to sunrise (91.209)
Night passenger currency
0011Z (7:11 PM local) → 1124Z (6:24 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

Greensfield Airport is in Moscow Mills, Missouri. Field elevation 549 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UseOpen to the public
TypeSmall airport
ManagerRICHARD GREEN
Manager phone314-650-5804
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATAKM71
SectionalKANSAS CITY
Center (ARTCC)KANSAS CITY
Flight service (AFSS)SAINT LOUIS
RegionMissouri
CountryUnited States
Coordinates38.9018, -90.9603
Distance from city4 NM SW
SERVICES & LIGHTING
Control towerNon-towered
CTAF122.900
FREQUENCIES

Communications

122.9
CTAF
CTAF

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

AIRCRAFT ACTIVITY

KM71 traffic patterns

2026-07-15 to 2026-10-19, 14 days observed · data 2026-10-23

Medium confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
1.8
AVG OPS/DAY
3.1
Activity trend over 9 days: falling, from 8 to 3 operations per dayOperations trend (9 days)

Busiest day: Fri · Busiest month: Sep

FLEET MIX
Piston single 79%Unknown 14%Helicopter 7%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES
›C172 (Piston single) · ~5 landings/mo
›P28A (Piston single) · ~2 landings/mo
›UNKN (Unknown) · ~2 landings/mo
›BE35 (Piston single) · ~1 landings/mo
›GLAS (Piston single) · ~1 landings/mo
LIKELY BASED AIRCRAFT
Low-confidence estimate

Aircraft likely based near this airport (estimate), mostly single-engine piston aircraft.

›P28A (Piston single)
›C172 (Piston single)

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

KM71 has no on-field report. Nearest reporting station: KSUS (20 NM SE, VFR).

KSUS Spirit of St Louis Airport
20 NM SE
VFR
KSTL St. Louis Lambert International Airport
29 NM E
VFR
KCPS St Louis Downtown Airport
43 NM SE
VFR
KALN St Louis Regional Airport
43 NM E
VFR
KBLV Scott AFB/Midamerica Airport
57 NM E
VFR
KJEF Jefferson City Memorial Airport
59 NM W
VFR
AIRPORT REMARKS

Operational remarks

›+1-6 FT GND & BRUSH, 0-200 FT FM RY END, 100-145 FT L.
›AIRPORT PHYSICAL ADDRESS.
›POWERLINES 125 FT R AND L, 170 FT FM RWY END; +1-35 FT TREES, 118-200 FT FM RWY END, 70-125 FT R.
›WILDLIFE ON & INVOF ARPT.
›HIGH GND, BRUSH, TREES, AND BLDGS PENETRATE PRIMARY AND TRANSITIONAL SURFACES & CLOSE TO RY EDGES.
›NTSD RY SAFETY AREA BYND EACH RY END & ALONG RY EDGES; RW 09 END HAS LARGE DROP-OFF; RY 27 INCORRECT TERRAIN GRADES WITH BRUSH & TREES; BRUSH, SMALL TREES, EXCESSIVE EDGE DROPS & DITCHES ALONG PVMT EDGES.
›MAINTAIN CLEAR 20:1 APCH SLOPE; MAINTAIN CLEAR 7:1 TRANSITIONAL SFC SLOPE.
›FOR CD CTC ST LOUIS APCH AT 314-890-1017.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗KM71 on OurAirports
FREQUENTLY ASKED
Does KM71 have a METAR?
No on-field METAR is issued for KM71. This page uses the nearest reporting station as a reference.
Does KM71 have a TAF?
No TAF is issued directly for KM71. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at KM71?
KM71 sits at 549 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for KM71?
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.