WxDecoder

11Y Weather Flying Feathers Airport

Chilton, WisconsinElevation 940 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KOSH · 16 NM W · 55 min old
Ceiling 12,000 ft, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KOSH
WIND
010@12
steady
VISIBILITY
10 SM
16.1 km
CEILING
12,000 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 visibility 10 SM, temperature 15C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight mostly cloudy, low near 48F, 12% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Thursday: Showers And Thunderstorms Likely. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Mostly Cloudy 48 NNE 7 kt – 12%
Monday Mostly Cloudy 54/45 NE 10 kt – 10%
Tuesday Partly Sunny 59/53 ESE 12 kt 19 kt 10%
Wednesday Mostly Sunny 70/56 SSW 11 kt – 57%
Thursday Showers And Thunderstorms Likely 67/49 WSW 10 kt – 57% Thunderstorms in the forecast
Friday Chance Rain Showers 65/52 ESE 7 kt – 47%
Saturday Chance Rain Showers 66/52 SSE 9 kt – 46%
Sunday Chance Rain Showers 63 WSW 9 kt – 40%

Source: National Weather Service (office GRB). Forecast issued 0148Z.

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
2 runways
NESW18360927
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

2 runways · longest 1,680 ft

18/36
Dimensions
1,680 x 60 ft
Surface
Turf (good)
RWY 18180°T
RWY 36360°T
09/27
Dimensions
1,463 x 40 ft
Surface
Turf (fair)
RWY 0990°T
RWY 27270°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
940 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2253Z 5:53 PM
Sunrise
1221Z 7:21 AM
Loggable night
2322Z (6:22 PM local) → 1151Z (6:51 AM local)
end of evening to start of morning civil twilight
Position lights required
2253Z (5:53 PM local) → 1221Z (7:21 AM local)
sunset to sunrise (91.209)
Night passenger currency
2353Z (6:53 PM local) → 1121Z (6:21 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 Feathers Airport is in Chilton, Wisconsin. Field elevation 940 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UseOpen to the public
TypeSmall airport
ManagerDEAN HEIMERMANN
Manager phone920-849-2199
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATA11Y
SectionalGREEN BAY
Center (ARTCC)MINNEAPOLIS
Flight service (AFSS)GREEN BAY
RegionWisconsin
CountryUnited States
Coordinates44.0634, -88.1929
Distance from city2 NM NW
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

11Y traffic patterns

2026-09-10 to 2026-10-05, 4 days observed · data 2026-10-23

Low confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
0.5
AVG OPS/DAY
1
Activity trend over 4 days: flat, from 1 to 1 operations per dayOperations trend (4 days)

Busiest day: Fri · Busiest month: Oct

FLEET MIX
Unknown 100%

Fleet composition unclear from available data.

TOP AIRCRAFT TYPES
›UNKN (Unknown) · ~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

11Y has no on-field report. Nearest reporting station: KOSH (16 NM W, VFR).

KOSH Wittman Regional Airport
16 NM W
VFR
KATW Appleton International Airport
18 NM NW
VFR
KFLD Fond du Lac County Airport
22 NM SW
VFR
KMTW Manitowoc County Airport
22 NM E
IFR
KSBM Sheboygan County Memorial Airport
23 NM SE
VFR
KGRB Austin Straubel International Airport
25 NM N
VFR
AIRPORT REMARKS

Operational remarks

›PRVDD VFR OPNS ONLY; AND CLEAR 20:1 APPCHS ESTABLISHED.
›FOR CD CTC CHICAGO ARTCC AT 630-906-8921.
›MKD WITH HALF BARRELS.
›FQT CROP DUSTING ACT ON & INVOF ARPT.
›MKD WITH HALF BARRELS.
›MKD WITH HALF BARRELS.
›MKD WITH HALF BARRELS.
›SEASONAL 8 FT CORN ADJ TO RWYS.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗Official airport website
↗11Y on OurAirports
FREQUENTLY ASKED
Does 11Y have a METAR?
No on-field METAR is issued for 11Y. This page uses the nearest reporting station as a reference.
Does 11Y have a TAF?
No TAF is issued directly for 11Y. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 11Y?
11Y sits at 940 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 11Y?
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.