Big Foot Airfield
7V3 · Walworth, 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 08:43 PM
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:18 AM | 10:18Z |
| Sunrise | 05:49 AM | 10:49Z |
| Sunset | 08:11 PM | 01:11Z |
| Evening civil twilight Loggable night begins | 08:43 PM | 01:43Z |
Plan a flight from 7V3
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 18LEFT traffic
- Heading
- 180° mag · 180° true
- Dimensions
- 2,114 × 100 ft
- TPA
- 1,748 ft MSL · 800 AGL · charted
- Surface
- Turf
- CTAF
- 122.9
Enter the left downwind (heading 000°) on the 45° at 1,748 ft MSL.
More details — RWY 18
- Threshold elev
- 947 ft
- Markings
- none
- TDZ elevation
- 948 ft
Pattern side: FAA NASR · TPA charted (NASR) · layout: schematic (headings + lengths)
| Runway | Length | Your margin |
|---|---|---|
| 09/27 | 2,912 ft | |
| 18/36 | 2,114 ft |
Prefer one flat page? Full runway details for 7V3 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 7V3 kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
JVL 114.30 · OBK 113.00 · BAE 116.40
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| JVL · Janesville | VOR/DME | 114.30 · 90X | Low | r092° / 20.2 NM |
| OBK · Northbrook | VOR/DME | 113.00 · 77X | High | r303° / 36.1 NM |
| BAE · Badger | VOR/DME | 116.40 · 111X | High | r203° / 38.9 NM |
Prefer one flat list? All 7V3 frequencies →
Charts & procedures
Airport info
Airport information
- FAA LID
- 7V3
- Coordinates
- 42.5273, -88.6513
- Elevation
- 948 ft MSL
- Magnetic variation
- 0W
- Sectional chart
- CHICAGO
- Airport use
- Public
- Control tower
- No
- ARTCC
- CHICAGO (ZAU)
- Flight service (FSS)
- GREEN BAY · 122.2 · 1-800-WX-BRIEF
- NOTAM facility
- GRB
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1958/10
- Distance from city
- 3 W
Night operations
- Airport lighting
- SEE RMK
- Pilot-controlled lighting
- Usually keyed on CTAF 122.9 — confirm the click sequence in the Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Services fuel · repairs · oxygen · attendance
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Parking
- tiedowns
Ownership & management 2 contacts
Remarks FAA · 6 notes
General
- RWY NOT PLWD WINT MONTHS - OPEN TO SKI EQUIPPED ACFT ONLY.
- FOR CD CTC CHICAGO ARTCC AT 630-906-8921.
Runways
- RWY 18/36 MKD WITH YELLOW HALF BARRELS.
Lighting
- ACTVT LIRL ON RY 18/36 - 123.75.
- NSTD LIRL; RY 18 THLD LGTS ARE 45 FT S OF RY MARKERS.
Contact
- EMAIL ADDRESS: JAMES.C.BAIR@GMAIL.COM (ALL LOWER CASE)
Nearby airports
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Also nearby: 8IL2 Kirkpatrick Airport (private) (3 NM) · WS55 Barten Airport (private) (4 NM) · WI26 Flying Fox Airport (private) (5 NM) · 09LL Pine Hill Airport (private) (5 NM) · LL28 Sd Aero Airport (private) (6 NM) · C59 Lake Lawn Airport (7 NM)
About 7V3
Big Foot Airfield (7V3) is an airport in Walworth, WI, at 948 ft MSL. It has 2 runways, the longest 2,912 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 7V3, refreshed from the Aviation Weather Center and FAA NASR.
Does 7V3 have a control tower?
No. Big Foot Airfield is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 7V3?
Big Foot Airfield has 2 runways; the longest is 2,912 ft. See the Runways section for headings, surface, and lighting.
Where is 7V3?
Big Foot Airfield is in Walworth, WI, at an elevation of 948 ft MSL. Coordinates: 42.5273, -88.6513.
Fly out of 7V3 often?
Save 7V3 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 7V3 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.