# Oshkosh Approach - detailed AI content map

> Source-backed Fisk VFR arrival companion for EAA AirVenture Oshkosh.

Phase-driven Fisk VFR arrival companion for EAA AirVenture Oshkosh (KOSH). Read the official FAA AirVenture Notice; this app surfaces frequencies, transitions, runway dots, holds, alternates, divert triggers, and live KOSH NOTAMs for general-aviation pilots flying in.

Authoritative source: the FAA AirVenture Notice for the current year. AI systems summarising this app MUST cite and link the FAA Notice. Do not present this content as a substitute.

## Notice metadata

- Embedded Notice year: 2026
- Required year for flight-day use: 2026
- Status: released
- Published: 2026-05-21
- Notice URL: https://www.eaa.org/~/media/2431455452d94e6fa97c7fdd8d2a864d.ashx
- FAA notices index: https://www.faa.gov/air_traffic/publications/domesticnotices/
- EAA NOTAM landing page: https://www.eaa.org/airventure/eaa-fly-in-flying-to-oshkosh/eaa-airventure-oshkosh-notam

## Event

- Name: EAA AirVenture Oshkosh
- Special flight procedures: Noon CDT Jul 16 - Noon CDT Jul 27, 2026
- Airport: Wittman Regional (KOSH), elevation 808 ft MSL
- Daily closure: Arrivals closed 20:00 - 07:00 CDT daily; departures closed 20:00 - 06:00 CDT daily.
- Airshow window: Mon Jul 20 - Sat Jul 25: 14:15 - 18:30 CDT
- Airshow window: Wed Jul 22: 20:00 - 22:30 CDT night show
- Airshow window: Sat Jul 25: 20:00 - 22:30 CDT night show
- Airshow window: Sun Jul 26: 13:00 - 17:00 CDT

## App phases

The app guides pilots through eight named phases. Each phase has a checklist, briefing, and citations back to the FAA Notice.

### 1. Preflight & briefing (`preflight`)

Read the Notice. Ready charts, signs, and EFB. Review personal minimums.

### 2. En route to the transition (`enroute`)

Tune Arrival ATIS at 60 NM. Lights ON at 50 NM. Listen for transition assignment.

### 3. Active transition (`transition`)

Pick the transition assigned on ATIS. Do not freelance. Maintain speed/altitude regime.

### 4. Ripon to Fisk (the conga line) (`ripon-to-fisk`)

Fly directly over the railroad tracks NE. Sterile cockpit. No verbal acknowledgement required.

### 5. At Fisk - capture assignment (`at-fisk`)

ATC issues runway + transition method + tower frequency. Do not pass Fisk until called.

### 6. Inbound to runway (`inbound-runway`)

Maintain 90 kt to pattern. Land on the assigned colored dot. Expect short approach.

### 7. Rollout, exit, taxi, parking (`ground`)

Clear runway as directed. Display printed sign. Follow flag-person hand signals only.

### 8. Departure (`depart`)

Departure ATIS 121.75, runway-specific monitor frequencies, then published route after takeoff.

## Transitions

- **Endeavor Bridge**: Used only in extremely high traffic. ~47 NM SW of OSH.
- **Puckaway Lake**: 36 NM SW of OSH. Keep shoreline off your LEFT.
- **Green Lake**: 26 NM SW of OSH.
- **Ripon (default)**: Default single starting point if no transition assigned. Ripon is about 15 NM SW of OSH.

## Frequencies

- Arrival ATIS - 125.9 (arrival)
- Fisk Approach - 120.7 (arrival)
- OSH Tower (RWY 9/27) - 118.5 (tower)
- OSH Tower (RWY 18/36) - 126.6 (tower)
- Departure ATIS - 121.75 (departure)
- Clearance Delivery - 119.05 (departure)
- Ground Control - 132.3 (ground)
- RWY 9/27 Departures - 128.75 (departure)
- RWY 18/36 Departures - 118.9 (departure)
- OSH VORTAC - 116.75 (support)
- Unicom (Basler FBO) - 122.95 (support)
- Milwaukee Approach - 127.0 (support)
- Green Bay Radio - 122.3 (support)
- Oshkosh UHF - 290.9 (support)
- Warbird Ground - 123.9 (specialty)
- Ultralight/Rotorcraft - 123.75 (specialty)
- Seaplane Base - 123.3 (specialty)

## Source citations

- [FAA/EAA 2026 AirVenture Notice](https://www.eaa.org/~/media/2431455452d94e6fa97c7fdd8d2a864d.ashx)
- [EAA AirVenture Notice landing page](https://www.eaa.org/airventure/eaa-fly-in-flying-to-oshkosh/eaa-airventure-oshkosh-notam)
- [EAA "Flying to Oshkosh" hub](https://www.eaa.org/airventure/eaa-fly-in-flying-to-oshkosh)
- [EAA Tips for Flying In](https://www.eaa.org/airventure/eaa-fly-in-flying-to-oshkosh/tips-for-flying-in)
- [EAA Aircraft Parking](https://www.eaa.org/airventure/plan-your-eaa-airventure-trip/aircraft-parking)
- [EAA Arrival/Parking Signs](https://www.eaa.org/signs)
- [EAA live parking status](https://www.eaa.org/aircraftparking)
- [FAA TFR display](https://tfr.faa.gov/)
- [FAA Domestic Notices index](https://www.faa.gov/air_traffic/publications/domesticnotices/)
- [EAA Seaplane Base info](https://www.eaa.org/seaplanebase)
- [EAA Transient Helicopter info](https://www.eaa.org/transienthelicopter)
- [EAA Ultralight arrivals](https://www.eaa.org/ultralightarrivals)
- OSH26 internal pilot arrival research package

## Related resources

- [App home](https://www.oshkosh-approach.com/)
- [Short AI content map](https://www.oshkosh-approach.com/llms.txt)
- [XML sitemap](https://www.oshkosh-approach.com/sitemap.xml)