WxDecoder

66MO Weather Ahlers Acres Airport

Foristell, MissouriElevation 660 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KSUS · 17 NM SE · 18 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 17C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight partly cloudy, low near 51F, 1% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Tonight Partly Cloudy 51 S 2 kt – 1%
Tuesday Mostly Cloudy 74/53 S 5 kt – 1%
Wednesday Mostly Sunny 78/56 S 5 kt – 4%
Thursday Sunny 82/57 SW 6 kt – 15%
Friday Slight Chance Rain Showers 80/58 S 4 kt – 15%
Saturday Chance Rain Showers 75/57 SE 3 kt – 35%
Sunday Slight Chance Rain Showers then Partly Sunny 75/57 S 4 kt – 32%
Monday Chance Rain Showers 74 S 7 kt – 49%

Source: National Weather Service (office LSX). Forecast issued 0111Z.

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 66MO. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 900 ft

18/36
Dimensions
900 x 75 ft
Surface
Turf
RWY 18
RWY 36

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
660 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2310Z 6:10 PM
Sunrise
1225Z 7:25 AM
Loggable night
2338Z (6:38 PM local) → 1158Z (6:58 AM local)
end of evening to start of morning civil twilight
Position lights required
2310Z (6:10 PM local) → 1225Z (7:25 AM local)
sunset to sunrise (91.209)
Night passenger currency
0010Z (7:10 PM local) → 1125Z (6:25 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

Ahlers Acres Airport is in Foristell, Missouri. Field elevation 660 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerZACK RETHLAKE
Manager phone612-220-8059
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATA66MO
SectionalST LOUIS
Center (ARTCC)KANSAS CITY
Flight service (AFSS)SAINT LOUIS
RegionMissouri
CountryUnited States
Coordinates38.8320, -90.9512
Distance from city1 NM N
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

66MO traffic patterns

2026-10-21 to 2026-10-21, 1 days observed · data 2026-10-25

Low confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
1
AVG OPS/DAY
2
Operations trend (1 days)

Busiest day: Wed · Busiest month: Oct

FLEET MIX
Piston single 100%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES
›C172 (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

66MO has no on-field report. Nearest reporting station: KSUS (17 NM SE, VFR).

KSUS Spirit of St Louis Airport
17 NM SE
VFR
KSTL St. Louis Lambert International Airport
28 NM E
VFR
KCPS St Louis Downtown Airport
40 NM SE
VFR
KALN St Louis Regional Airport
42 NM E
VFR
KBLV Scott AFB/Midamerica Airport
55 NM E
VFR
KVIH Rolla National Airport
57 NM SW
VFR
AIRPORT REMARKS

Operational remarks

›OWNER DESIRES ARPT NOT BE CHARTED.
›FOR CD CTC ST LOUIS APCH AT 314-890-1018.
›PRVDD 20:1 APCH TO EACH RY AND 7:1 TRANSITIONAL SLOPE.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗66MO on OurAirports
FREQUENTLY ASKED
Does 66MO have a METAR?
No on-field METAR is issued for 66MO. This page uses the nearest reporting station as a reference.
Does 66MO have a TAF?
No TAF is issued directly for 66MO. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 66MO?
66MO sits at 660 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 66MO?
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.