Johnstown Center Airport Private
WI84 · Janesville, WI · 925 ft elevation · var 0W · Non-towered
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
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1970/03
- Distance from city
- 9 NE
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 | 04:42 AM | 09:42Z |
| Sunrise | 05:17 AM | 10:17Z |
| Sunset | 08:37 PM | 01:37Z |
| Evening civil twilight Loggable night begins | 09:12 PM | 02:12Z |
Plan a flight from WI84
Traffic pattern
- Landing
- Rwy N
- Pattern
- left (turns left)
- TPA
- 1,900 ft MSL (≈1,000 AGL)
Enter the left downwind for Rwy N at 1,900 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway N/S
2,800 ft × 100 ft · Turf- Heading
- n/a
- Markings
- none
- Traffic pattern
- Left
- Heading
- n/a
- Markings
- none
- Traffic pattern
- Left
| Runway | Length | Your margin |
|---|---|---|
| N/S | 2,800 ft |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| JVL · Janesville | VOR-DME | 114.30 | r053° / 14.1 NM |
| BUU · Burbun | VOR-DME | 114.50 | r271° / 23.8 NM |
| RFD · Rockford | VOR-DME | 110.80 | r029° / 32.1 NM |
| MSN · Madison | VORTAC | 108.60 | r138° / 35 NM |
| BAE · Badger | VORTAC | 116.40 | r222° / 35.5 NM |
VFR sectional
No published instrument procedures or Chart Supplement for WI84. VFR sectional link above.
Services
- Airframe service
- NONE
- Powerplant service
- NONE
Ownership & management
Remarks FAA
- 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.
- 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
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.
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 on the Comms & NavAids tab.
What is the longest runway at WI84?
Johnstown Center Airport has 1 runway; the longest is 2,800 ft. See the Runways tab 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?
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