Johnstown Center Airport Private
WI84 · Janesville, WI · Non-towered · Print kneeboard
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 08:44 PM
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:18 AM | 10:18Z |
| Sunrise | 05:50 AM | 10:50Z |
| Sunset | 08:12 PM | 01:12Z |
| Evening civil twilight Loggable night begins | 08:44 PM | 01:44Z |
Plan a flight from WI84
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Advisories
NOTAMs
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Pilot reports
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Airspace hazards
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Runways
RWY NLEFT traffic
- Heading
- 000° mag · 000° true
- Dimensions
- 2,800 × 100 ft
- TPA
- 1,900 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
Enter the left downwind (heading 180°) on the 45° at 1,900 ft MSL (≈1,000 AGL).
More details — RWY N
- Markings
- none
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
| Runway | Length | Your margin |
|---|---|---|
| N/S | 2,800 ft |
Prefer one flat page? Full runway details for WI84 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the WI84 kneeboard →
Comms & NavAids
Nearby navigation aids
JVL 114.30 · MSN 108.60 · BAE 116.40
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| JVL · Janesville | VOR/DME | 114.30 · 90X | Low | r053° / 14.1 NM |
| MSN · Madison | VORTAC | 108.60 · 23X | Low | r138° / 35 NM |
| BAE · Badger | VOR/DME | 116.40 · 111X | High | r222° / 35.5 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for WI84 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- WI84
- Coordinates
- 42.6896, -88.8410
- Elevation
- 925 ft MSL
- Magnetic variation
- 0W
- Sectional chart
- CHICAGO
- Airport use
- Private
- Control tower
- No
- ARTCC
- CHICAGO (ZAU)
- Flight service (FSS)
- GREEN BAY · 122.2 · 1-800-WX-BRIEF
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1970/03
- Distance from city
- 9 NE
Services fuel · repairs · oxygen · attendance
- Airframe service
- NONE
- Powerplant service
- NONE
Ownership & management 2 contacts
Remarks FAA · 7 notes
General
- NO SNOW REMOVAL.
- AGRICULTURE SPRAYING IN JULY & AUG.
- FOR CD CTC CHICAGO ARTCC AT 630-906-8921.
- DEER IN VCNTY DURING FALL.
- W SIDE OF RWY HAS 2 FENCE POSTS PUT BACK IN ON EDGE OF STRIP/PROPERTY LN.
Contact
- PLEASE LEAVE A MESSAGE AND WE WILL GET BACK TO YOU. HAVE TO SCREEN MOST CALLS DUE TO HOW MUCH SPAM FROM BEING A PUBLIC NUMBER.
- PLEASE LEAVE A MESSAGE AND WE WILL GET BACK TO YOU. HAVE TO SCREEN MOST CALLS DUE TO HOW MUCH SPAM FROM BEING A PUBLIC NUMBER.
Nearby airports
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Also nearby: 05WI Ames Private Airport (private) (5 NM) · 6WI3 Bountiful Acres Airport (private) (6 NM) · 3WI6 Melin Farms Airport (private) (6 NM) · WI70 Swan Airport (private) (9 NM) · 3WI5 Clover Valley Airport (private) (9 NM)
About WI84
Johnstown Center Airport (WI84) is an airport in Janesville, WI, at 925 ft MSL. It has 1 runway, the longest 2,800 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for WI84, refreshed from the Aviation Weather Center and FAA NASR.
Does WI84 have a control tower?
No. Johnstown Center Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at WI84?
Johnstown Center Airport has 1 runway; the longest is 2,800 ft. See the Runways section for headings, surface, and lighting.
Where is WI84?
Johnstown Center Airport is in Janesville, WI, at an elevation of 925 ft MSL. Coordinates: 42.6896, -88.8410.
Fly out of WI84 often?
Save WI84 as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.
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 WI84 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.