Johnson Airport

IS94 · Sandwich, IL · 667 ft elevation

Overview Weather Runways Comms & NavAids Charts Services & info

Airport information

FAA LID: IS94
Coordinates: 41.6056, -88.6612
Elevation: 667 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	04:46 AM	09:46Z
Sunrise	05:20 AM	10:20Z
Sunset	08:32 PM	01:32Z
Evening civil twilight Loggable night begins	09:06 PM	02:06Z

Loggable night (§1.1)

09:06 PM → 04:46 AM

Night currency (§61.57)

09:32 PM → 04:20 AM

Plan a flight from IS94

Destination (ICAO)

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

Traffic pattern

Landing runway

LEFT traffic

Landing: Rwy 09
Pattern: left (turns left)
TPA: 1,700 ft MSL (≈1,000 AGL)

Enter the left downwind for Rwy 09 at 1,700 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).

Runway 09/27

1,800 ft × 50 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
09/27	1,800 ft

Nearby navigation aids

NavAid	Type	Freq	Radial / Dist magnetic
JOT · Joliet	VORTAC	112.30	r281° / 15.8 NM
DPA · Du Page	VOR-DME	108.40	r217° / 22.1 NM

VFR sectional

Open IS94 on the VFR sectional (SkyVector) ↗

No published instrument procedures or Chart Supplement for IS94. VFR sectional link above.

No published services or facility detail for IS94.

Nearby airports

49IL · Walnut Creek AirportPrivate (2 NM)IS65 · Woodlake Landing AirportPrivate (2 NM)93LL · Hemmingsen Airport (3 NM)2LL1 · Cwian Field (4 NM)0C8 · Cushing Field Ltd Airport (6 NM)0LL6 · Gord AirportPrivate (6 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 IS94 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 IS94

Johnson Airport (IS94) is an airport in Sandwich, IL, at 667 ft MSL. It has 1 runway, the longest 1,800 ft. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for IS94, refreshed from the Aviation Weather Center and FAA NASR.

What is the longest runway at IS94?

Johnson Airport has 1 runway; the longest is 1,800 ft. See the Runways tab for headings, surface, and lighting.

Where is IS94?

Johnson Airport is in Sandwich, IL, at an elevation of 667 ft MSL. Coordinates: 41.6056, -88.6612.

Fly out of IS94 often?

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