Blackhawk Island Airport

1WI9 · Fort Atkinson, WI · 800 ft elevation

Overview Weather Runways Comms & NavAids Charts Services & info

Airport information

FAA LID: 1WI9
Coordinates: 42.9107, -88.8694
Elevation: 800 ft MSL

Detailed FAA facility data isn't available for this airport.

Weather

METAR observed

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TAF forecast

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Sun & FAA night 2026-06-21

Event	Local (CDT)	UTC
Morning civil twilight Loggable night ends	04:41 AM	09:41Z
Sunrise	05:17 AM	10:17Z
Sunset	08:38 PM	01:38Z
Evening civil twilight Loggable night begins	09:13 PM	02:13Z

Loggable night (§1.1)

09:13 PM → 04:41 AM

Night currency (§61.57)

09:38 PM → 04:17 AM

Plan a flight from 1WI9

Destination (ICAO)

TAS (kt)Burn (gph)Reserve (hr)Wind from (°)Wind (kt)

Traffic pattern

Landing runway

LEFT traffic

Landing: Rwy 18
Pattern: left (turns left)
TPA: 1,800 ft MSL (≈1,000 AGL)

Enter the left downwind for Rwy 18 at 1,800 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).

Runway 18/36

1,950 ft × 80 ft · TURF

Heading: n/a

Heading: n/a

Headings shown are true (magnetic variation unavailable).

Will it fit? Your aircraft's required runway length (from the POH) — checked against every runway here

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Runway	Length	Your margin
18/36	1,950 ft

Nearby navigation aids

NavAid	Type	Freq	Radial / Dist magnetic
JVL · Janesville	VOR-DME	114.30	r023° / 23.6 NM
MSN · Madison	VORTAC	108.60	r121° / 25 NM
BUU · Burbun	VOR-DME	114.50	r299° / 28.3 NM
BAE · Badger	VORTAC	116.40	r242° / 28.5 NM
LJT · Timmerman	VOR-DME	112.50	r254° / 38.4 NM

VFR sectional

Open 1WI9 on the VFR sectional (SkyVector) ↗

No published instrument procedures or Chart Supplement for 1WI9. VFR sectional link above.

No published services or facility detail for 1WI9.

Nearby airports

WS49 · Christie AerodromePrivate (0 NM)47WI · Oakbrook AirportPrivate (3 NM)61C · Fort Atkinson Municipal Airport (4 NM)WI76 · Maggies Farm LLC AirportPrivate (5 NM)5Y3 · Gutzmer's Twin Oaks Airport (6 NM)17WI · Ha-Rail AirportPrivate (8 NM)

Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 1WI9 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.

About 1WI9

Blackhawk Island Airport (1WI9) is an airport in Fort Atkinson, WI, at 800 ft MSL. It has 1 runway, the longest 1,950 ft. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 1WI9, refreshed from the Aviation Weather Center and FAA NASR.

What is the longest runway at 1WI9?

Blackhawk Island Airport has 1 runway; the longest is 1,950 ft. See the Runways tab for headings, surface, and lighting.

Where is 1WI9?

Blackhawk Island Airport is in Fort Atkinson, WI, at an elevation of 800 ft MSL. Coordinates: 42.9107, -88.8694.

Fly out of 1WI9 often?

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