WxDecoder

9WI1 Weather Black Otter Airport

Hortonville, WisconsinElevation 805 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KATW · 6 NM SE · 51 min old
Ceiling 1,400 ft, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KATW
WIND
010@12
steady
VISIBILITY
10 SM
16.1 km
CEILING
1,400 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 10° at 12 kt, visibility 10 SM, temperature 14C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight isolated rain showers then cloudy, low near 47F, 16% 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 Isolated Rain Showers then Cloudy 47 NNE 5 kt – 16%
Monday Mostly Cloudy 54/44 NE 7 kt – 11%
Tuesday Partly Sunny 61/52 ESE 9 kt 17 kt 11%
Wednesday Slight Chance Rain Showers 70/55 SSW 9 kt – 57%
Thursday Showers And Thunderstorms Likely 68/47 WSW 6 kt – 57% Thunderstorms in the forecast
Friday Chance Rain Showers 65/51 ESE 4 kt – 50%
Saturday Chance Rain Showers 65/51 SE 6 kt – 50%
Sunday Chance Rain Showers 62 WSW 6 kt – 37%

Source: National Weather Service (office GRB). Forecast issued 0236Z.

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 9WI1. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 1,500 ft

09/27
Dimensions
1,500 x 60 ft
Surface
Turf
RWY 09
Displaced threshold150 ft
Traffic patternRight
RWY 27
Displaced threshold400 ft
Traffic patternRight

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
805 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2254Z 5:54 PM
Sunrise
1223Z 7:23 AM
Loggable night
2324Z (6:24 PM local) → 1153Z (6:53 AM local)
end of evening to start of morning civil twilight
Position lights required
2254Z (5:54 PM local) → 1223Z (7:23 AM local)
sunset to sunrise (91.209)
Night passenger currency
2354Z (6:54 PM local) → 1123Z (6:23 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

Black Otter Airport is in Hortonville, Wisconsin. Field elevation 805 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerROBERT HARVEY
Manager phone(920) 419-8018
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATA9WI1
SectionalGREEN BAY
Center (ARTCC)MINNEAPOLIS
Flight service (AFSS)GREEN BAY
RegionWisconsin
CountryUnited States
Coordinates44.3294, -88.6236
Distance from city1 NM E
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

9WI1 has no on-field report. Nearest reporting station: KATW (6 NM SE, MVFR).

KATW Appleton International Airport
6 NM SE
MVFR
KCLI Clintonville Municipal Airport
18 NM N
MVFR
KOSH Wittman Regional Airport
21 NM S
VFR
KGRB Austin Straubel International Airport
23 NM NE
VFR
KFLD Fond du Lac County Airport
34 NM S
VFR
KSTE Stevens Point Municipal Airport
41 NM W
VFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗9WI1 on OurAirports
FREQUENTLY ASKED
Does 9WI1 have a METAR?
No on-field METAR is issued for 9WI1. This page uses the nearest reporting station as a reference.
Does 9WI1 have a TAF?
No TAF is issued directly for 9WI1. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 9WI1?
9WI1 sits at 805 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 9WI1?
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.