wxdecoder
CYQS · YQS

St Thomas Municipal Airport

St Thomas, OntarioElevation 778 ftMedium airport

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RUNWAYS

Runway detail & declared distances

3 runways · longest 5,013 ft

03/21
Dimensions
2,640 x 75 ft
Surface
Asphalt
RWY 03
RWY 21
09/27
Dimensions
5,050 x 100 ft
Surface
Asphalt
RWY 09
RWY 27
15/33
Dimensions
2,640 x 75 ft
Surface
Asphalt
RWY 15
RWY 33

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

AIRPORT INFORMATION

Facility & services

St Thomas Municipal Airport is in St Thomas, Ontario. Field elevation 778 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeMedium airport
CHARTS & AIRSPACE
ICAO / IATACYQS / YQS
Center (ARTCC)TORONTO
Flight service (AFSS)LONDON FIC
RegionOntario
CountryCanada
Coordinates42.7700, -81.1108
Distance from city4 NM E
SERVICES & LIGHTING
Control towerNon-towered
FREQUENCIES

Communications

135.3
TORONTO CNTR
CNTR
122.7
ATF/UNICOM
UNIC

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

OFFICIAL LINKS & SOURCES
↗Official METAR on AviationWeather.gov
↗Wikipedia
↗CYQS on OurAirports
FREQUENTLY ASKED
Does CYQS have a METAR?
No on-field METAR is issued for CYQS. This page uses the nearest reporting station as a reference.
Does CYQS have a TAF?
No TAF is issued directly for CYQS. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at CYQS?
CYQS sits at 778 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for CYQS?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.