wxdecoder
1WI9

Blackhawk Island Airport

Fort Atkinson, WisconsinElevation 800 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KMSN · 25 NM NW · 26 min old
No ceiling, visibility 9 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KMSN
WIND
Calm
no steady wind
VISIBILITY
9 SM
14.5 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 10 SM, temperature 28C. This observation is older than usual, so treat it with extra caution. Treat this as supplemental, not an aviation observation. Forecast suggests monday patchy fog, high near 89F, low near 66F, 55% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Monday: Patchy Fog. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Monday Patchy Fog 89/66 SW 13 kt – 55% Thunderstorms in the forecast
Tuesday Sunny 82/59 N 9 kt – 0%
Wednesday Sunny 85/61 N 4 kt – 10%
Thursday Sunny 87/65 SW 4 kt – 19%
Friday Chance Rain Showers 81/64 SW 4 kt – 45%
Saturday Chance Rain Showers 84/62 N 4 kt – 30%
Sunday Sunny 84 N 4 kt – 7%

Source: National Weather Service (office MKX). Forecast issued 0518Z.

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 1WI9. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail

18/36
Dimensions
1,950 x 80 ft
Surface
TURF
FIELD CONDITIONS

Field elevation

Field elevation
800 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0123Z 8:23 PM
Sunrise
1041Z 5:41 AM
Loggable night
0156Z (8:56 PM local) → 1008Z (5:08 AM local)
end of evening to start of morning civil twilight
Position lights required
0123Z (8:23 PM local) → 1041Z (5:41 AM local)
sunset to sunrise (91.209)
Night passenger currency
0223Z (9:23 PM local) → 0941Z (4:41 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

Blackhawk Island Airport is in Fort Atkinson, Wisconsin. Field elevation 800 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
TypeSmall airport
CHARTS & AIRSPACE
ICAO / IATA1WI9
RegionWisconsin
CountryUnited States
Coordinates42.9107, -88.8694
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

1WI9 has no on-field report. Nearest reporting station: KMSN (25 NM NW, VFR).

KMSN Dane County Regional Truax Field
25 NM NW
VFR
KUNU Dodge County Airport
32 NM N
VFR
KMWC Lawrence J Timmerman Airport
39 NM E
VFR
KMKE General Mitchell International Airport
43 NM E
VFR
KRFD Chicago Rockford International Airport
44 NM S
MVFR
KETB West Bend Municipal Airport
45 NM NE
VFR
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗1WI9 on OurAirports
FREQUENTLY ASKED
Does 1WI9 have a METAR?
No on-field METAR is issued for 1WI9. This page uses the nearest reporting station as a reference.
Does 1WI9 have a TAF?
No TAF is issued directly for 1WI9. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 1WI9?
1WI9 sits at 800 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 1WI9?
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.