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The Pilots Desk
Small airport

Chester Wyss Airport

ICAO LL75🇺🇸 Rock City
Coordinates
42.4250°N, 89.4501°W
Elevation
920 ft (280 m)
Type
Small airport
Region
US-IL
Time zone
Chicago(UTC-05:00)
Magnetic variation
2.9° W

Daylight today(Jul 18, 2026, local time)

Civil dawn
05:04
Sunrise
05:37
Sunset
20:32
Civil dusk
21:05

About 14h 55m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.

About Chester Wyss Airport

Chester Wyss Airport is a small airport in Rock City, United States. It sits at an elevation of 920 ft (280 m) and has 1 runway, the longest 1,900 ft / 579 m. It observes America/Chicago local time. The nearest airport is Hillman Airport (LL91), about 0.6 nm to the ssw.

Summary generated from this airport’s structured data — reference only.

Map

Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.

Runways (1)

RunwayLengthWidthSurfaceLightingStatus
N / S1,900 ft / 579 m100 ftTurfUnlitOpen

Tall obstacles nearby

ObstacleHeight AGLTop (MSL)Lit
WREX-TV (Rockford)653 ft892 ft

Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.

Nearby airports

Great-circle distance and true bearing from Chester Wyss Airport.

Live tracking (FR24) Open in Maps
🇺🇸 More airports in United States📘 Flying in the United States: a pilot's guide

Frequently asked questions

Where is Chester Wyss Airport located?

Chester Wyss Airport is small airport located in Rock City, United States, at an elevation of 920 ft (280 m).

How many runways does Chester Wyss Airport have?

Chester Wyss Airport has 1 runway, the longest being 1,900 ft / 579 m.

What time zone is Chester Wyss Airport in?

Chester Wyss Airport is in the America/Chicago time zone (UTC-05:00).

What is the magnetic variation at Chester Wyss Airport?

The magnetic variation (declination) at Chester Wyss Airport is approximately 2.9° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.

What airports are near Chester Wyss Airport?

The nearest airport to Chester Wyss Airport is Hillman Airport (LL91), about 0.6 nm to the ssw, followed by Ellis Airport and Sue Rock International Airport.

Is the information on this page suitable for flight planning?

No. Chester Wyss Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.