The community aerodrome radio station (CARS) at CYSY did not provide services as published. Impact on operations unknown.

During routine morning runway and light check, vehicle (ST30) reported one of the omnidirectional approach lighting system (ODAL) lights on the 33 approach was unserviceable. NOTAM issued. Maintenance technician (MDO) to advise Airport Manager (APM).

Taxiway incursion by a United Airlines Boeing 737-800 (N76269/UAL217) on a flight from Houston Intl, TX (KIAH) to Vancouver Intl, BC (CYVR) leading to conflict with a Jazz de Havilland DHC-8-402 (C-GJZG/JZA8575) on a flight from Saskatoon/John G. Diefenbaker Intl, SK (CYXE) to Vancouver Intl, BC (CYVR).

A Jazz de Havilland DHC-8-402 (C-GGCI/JZA8353) on a flight form Penticton, BC (CYYF) to Vancouver Intl, BC (CYVR) conducted a missed approach Runway 08L due to a Carson Air Fairchild SA227-AC (C-FJKK/CA8081) on a flight from Penticton, BC (CYYF) to Vancouver Intl, BC (CYVR) being unable to exit runway in a timely way due to a coyote on the runway. Audio reviewed.

A Jazz de Havilland DHC-8-402 (C-GGMI/JZA8306) on a flight from Comox, BC (CYQQ) to Vancouver Intl, BC (CYVR) failed to comply with runway exit instructions.

Taxiway incursion by a Jazz de Havilland DHC-8-402 (C-FSRY/JZA8561) on a flight from Smithers, BC (CYYD) to Vancouver Intl, BC (CYVR) resulting in a hazardous situation with a Horizon Air Industries Embraer ERJ 170-200LR (N628QX/QXE2044) on a flight from Smithers, BC (CYYD) to Vancouver Intl, BC (CYVR).

A Pascan British Aerospace Jetstream Model 3212 (C-GPSK/PSC478) from Quebec/Jean Lesage Intl, QC (CYQB) to Montreal/St-Hubert, QC (CYHU) rejected its takeoff due to a missing speed indication. The aircraft returned to its gate. No impact on operations.

An Academie de Pilotage Internationale Cessna 172P (C-FPAU) on a flight from Ottawa/Gatineau, QC (CYND) to Ottawa/Gatineau, QC (CYND) conducted a go-around due to turkeys on the threshold of Runway 27. Vehicle (ST22) advised. No other impact on operations.

A SkyWest Airlines Embraer ERJ 170-200LR (SKW4560) on a flight from Minneapolis/St. Paul Intl, MN (KMSP) was cleared to FL290 by the Winnipeg area control centre (ACC) controller and the clearance was read back correctly. The controller subsequently updated the electronic flight strip (EFS) with FL320 as that was the altitude the controller had intended to clear the aircraft to. SKW4560 was observed descending through FL308 and was queried by the controller. SKW4560 was re-cleared to FL300. No impact to operations.

A privately registered Mooney M20E on a flight from Ottawa/Rockcliffe, ON (CYRO) to Ottawa/Rockcliffe, ON (CYRO) entered the Ottawa/Gatineau, QC (CYND) mandatory frequency (MF) without contacting the flight service station (FSS). No impact on operations.

Runway visual range (RVR) failed at Churchill, MB (CYYQ). Technical operations coordinator (TOC) advised. RVR unserviceable (U/S).

A First Air BAE Systems (Operations) Limit RJ85 (C-FERJ/FAB239) from Iqaluit, NU (CYFB) to Rankin Inlet, NU (CYRT) rejected its take-off for unknown reasons, and taxied back to the ramp. No impact.

An Air Canada Airbus A319 (ACA241) from Edmonton, AB (CYEG) to Vancouver, BC (CYVR) taxied to position for departure and then advised tower that they required a 30 second runup in position before departing. This resulted in too little spacing for ACA241 to depart before a Jazz de Havilland DHC-8-402 (C-GGMI/JZA8494) from Vancouver, BC (CYVR) to Edmonton, AB (CYEG) landed. JZA8494 pulled up 3 miles final. No other impact to operations.

At Toronto/Oshawa, ON (CYOO) an Emergency Locator Transmitter (ELT) signal from an unknown aircraft was received on the emergency frequency for approximately 10 seconds at 2141Z. Signal was strength 5 with no bearing received. Shift manager was notified. No impact to operation.

A Super T Aviation Cessna 172N (C-GYKX) from Medicine Hat, AB (CYXH) to Lethbridge, AB (CYQL) backtracking Runway 23 was going too fast to make a turn onto Taxiway Alfa and momentarily exited the runway at the threshold into the grass. The pilot then manoeuvred the aircraft onto Taxiway Alfa. No damage to the aircraft. No impact to operations.

At 1745Z, a Waterloo-Wellington Flying Club Cessna 172S (C-GLXP) on a flight from Kitchener/Waterloo, ON (CYKF) to Kitchener/Waterloo, ON (CYKF) was on Apron 2B and told to standby for taxi. Instead, the aircraft taxied onto Alpha for Runway 26.

At Quebec/Jean Lesage, QC (CYQB) vehicle (P17) crossed Runway 29 and circulated on D without authorization. No impact on operations.

At 1414Z, the Airport Manager at Whitecourt, AB (CZU) advised that the chemical spraying equipment was not working and that the runway was very slippery. APM requested that Runway 11/29 be NOTAM closed until 1700Z. Runway re-opened at 1513Z. Impact on operations: a Sunwest Aviation de Havilland DHC-8-202 (CNK4851) from Calgary, AB (CYYC) to Whitecourt, AB (CYZU) was inbound and forced to enter a hold and wait for runway to re-open. CNK4851 had an original estimated time of arrival (ETA) of 1509Z and landed at 1523Z.

A WestJet Boeing 737-8CT (C-FWIJ/WJA571) from Winnipeg/James Armstrong Richardson, MB (CYWG) to Edmonton, AB (CYEG) landed Runway 20, exited at B4, crossed B and V before calling ground frequency. No impact to the operation.

Beaver Creek, YT (YXQ) remote communications outlet (RCO) 123.47 and 126.7 unserviceable (U/S). Technical operations coordinator (TOC) advised. NOTAM issued.

The community aerodrome radio stations (CARS) at CYCY, CYIK, and CYKG did not provide services as published. Impact on operations unknown.

Airport staff advised that Sask Power needed to cut power at the airport from 1645Z to 1700Z which would result in the loss of Regina remote communications outlet (RCO) mandatory frequency (MF) 119.65. Shutdown was coordinated with 1 training aircraft in the area. Power and service resumed by 1700Z.

A privately registered Cessna 172 on a flight from Vermilion, AB (CYVG) to Vermilion, AB (CYVG) was spotted in left downwind Runway 26 without contacting the flight service station (FSS) on the mandatory frequency (MF). The aircraft turned base and then turned upwind and exited the zone to the west. After clearing the zone, the pilot contacted the FSS indicating that their radio was back in service and got advisory for a touch and go. No operational impact.

Technicians were working on 122.0, the Flin Flon, MB (CYFO) mandatory frequency (MF). Unexpected outage occurred from approximately 2026Z to 2034Z. A privately registered Cessna 150C from Flin Flon, MB (CYFO) to Flin Flon, MB (CYFO) missed a departure advisory, and any other impact is unknown.

The community aerodrome radio stations (CARS) of CYGT, CYSY, CYRA and CYGZ did not provide services as published, impact on operations unknown.

The community aerodrome radio stations (CARS) of CYGT, CYSY, CYRA and CYGZ did not provide services as published, impact on operations unknown.

The community aerodrome radio stations (CARS) of CYGT, CYSY, CYRA and CYGZ did not provide services as published, impact on operations unknown.

The community aerodrome radio stations (CARS) of CYGT, CYSY, CYRA and CYGZ did not provide services as published, impact on operations unknown.

A WestJet Encore de Havilland DHC-8-402 (WEN3507) on a flight from Toronto/Lester B. Pearson Intl, ON (CYYZ) to London, ON (CYXU) aborted take-off Runway 23 and subsequently returned to the gate with an undisclosed technical issue.

At 0443Z, an Endeavor Air Bombardier CL-600-2B19 (EDV5477) on a flight from New York/La Guardia, NY (KLGA) to Ottawa/MacDonald-Cartier Intl, ON (CYOW) landed and reports foreign object debris (FOD) on Runway 25. An Air Canada Airbus A321-211 (ACA342) on a flight from Vancouver Intl, BC (CYVR) to Ottawa/MacDonald-Cartier Intl, ON (CYOW) decided to conduct an overshoot and landed safely on Runway 32 at 0456Z. Vehicle (S31) inspected Runway 25 and nothing found.

A Waterloo-Wellington Flying Club Cessna 152 (C-GGBN) from Kitchener/Waterloo, ON (CYKF) to Kitchener/Waterloo, ON (CYKF) was in the circuit and instructed to climb runway heading. The aircraft turned left crosswind without authorization.

An American, corporately registered Dassault Falcon 900EX (N424U) from Toronto/Lester B. Pearson Intl, ON (CYYZ) to Racine/Batten Intl, WI (KRAC) deviated from the standard instrument departure (SID) GOPUP3 and turned towards TILAM on departure. No operational impact.

A 2080061 Ontario Inc. Swearingen SA226-TC (C-GKPX) on a flight from Sioux Lookout, ON (CYXL) to Thunder Bay, ON (CYQT). They departed Runway 16 at CYXL at 0839Z and immediately advised returning to CYXL to land and no assistance required. The aircraft landed Runway 16 without incident at 0844Z.

A United Parcel Service Boeing 757-200 (UPS490) on a flight from Louisville, KY (KSDF) to Vancouver Intl, BC (CYVR) was instructed to taxi via E D and H, and failed to comply. The aircraft entered the apron via E.

A WestJet Boeing 737-8CT (C-GVWA/WJA1883) on a flight from Kailua/Kona, HI (PHKO) to Vancouver Intl, BC (CYVR) was instructed to go around due to slower traffic in front. Traffic ahead was a WestJet Encore de Havilland DHC-8-402 (WEN3290) on a flight from Prince George, BC (CYXS) to Vancouver Intl, BC (CYVR).

A Jazz de Havilland DHC-8-402 (C-FSRN/JZA8070) from Victoria, BC (CYYJ) to Vancouver, BC (CYVR) failed to comply with a hold short instruction and turned onto Taxiway J without a clearance. Audio reviewed.

At Mackenzie, BC (CYZY) the runway is closed until January 22, 2359Z.

Osoyoos, BC (CBB9) runway closed due to snow plowing.

The community aerodrome radio stations (CARS) at CYCY, CYIK, and CYKG did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) at CYCY, CYIK, and CYKG did not provide services as published. Impact on operations unknown.

A Pascan Pilatus PC-12/47E (C-FUAM/PSC366) on a flight from Rouyn-Noranda, QC (CYUY) to Ottawa/Gatineau, QC (CYND) reported turkeys near threshold of Runway 27 when landing. The pilot performed a long landing and landed safely. Vehicle (ST22) advised. No impact on operations.

A WestJet Encore Bombardier DHC-8-402 (C-GTWE/WEN3446) on a flight from Toronto/Lester B. Pearson Intl, ON (CYYZ) to Ottawa/MacDonald-Cartier Intl, ON (CYOW) declared a PAN PAN approximately 15 minutes after departure from CYYZ and reported that they had an indication of a blown tire. Runway inspected and a piece of rubber foreign object debris (FOD) was found. The aircraft continued to CYOW. Montreal Area Control Centre (CZUL) and National Operations Centre (NOC) informed.

A Compass Airlines Embraer ERJ 170-200LR (N605CZ/CPZ5710) on a flight from Vancouver Intl, BC (CYVR) to Seattle/Tacoma Intl, WA (KSEA) climbing to 9 000 feet responded to a traffic alert and collision avoidance system (TCAS) resolution advisory (RA) and descended to 8 400 feet prior to returning to 9 000 feet. Traffic was a WestJet Boeing 737-8CT (C-GKWJ/WJA2153) on a flight from Puerto Vallarta, Mexico (MMPR) to Vancouver Intl, BC (CYVR) at 10 000 feet. Traffic was passed to both aircraft. No operational impact.

A Delta Air Lines Airbus A350-900 (N508DN/DAL159) on a flight from Detroit Metro/Wayne County, IL (KDTW) to Incheon Intl, South Korea (RKSI) declared a mayday due to an engine failure. The flight initiated descent without clearance. The flight then requested clearance to Fairbanks, AK (PAFA). No impact to operations.

A WestJet Encore Bombardier DHC-8-402 (C-GTWE/WEN3446) departing Toronto/Lester B. Pearson Intl, ON (CYYZ) to Ottawa/MacDonald-Cartier Intl, ON (CYOW) declared MAYDAY due to a possible blown tire and requested emergency vehicles meet the aircraft on arrival into CYOW. The flight landed at 1305Z, and Runway 25 was closed until 1430Z.

An Air Canada Airbus A320-211 (C-FNVV/ACA461) from Ottawa/MacDonald-Cartier, ON (CYOW) to Toronto/Lester. B Pearson, ON (CYYZ) reported wake turbulence behind a Caribbean Airlines Boeing 737-800 (9YJMC/BWA600) from Piarco, Trinidad and Tobago (TTPP) to Toronto/Lester. B Pearson, ON (CYYZ). No operational impact.

Watson Lake, YT (CYQH) community aerodrome radio station (CARS) operator called and reported that the CYQH remote communications outlet (RCO) 123.37 unserviceable (U/S). Test count showed "2 green". Technical operations coordinator (TOC) notified.

A vehicle (SUR8908) reported that it had left Taxiway R, but it never had clearance. No impact on operations.

A Toronto Airways Cessna 172S (C-FGAR) from Toronto/Oshawa, ON (CYOO) to Toronto/Oshawa, ON (CYOO) experienced a green laser strike while aircraft was turning right on downwind for Runway 23. Laser seemed to be originating from approximately 1.5NM WNW of CYOO. Aircraft landed safely.

The community aerodrome radio stations (CARS) at CYSK, CYCY, CYIK, CYKG, CYLA, CYLU, CYKQ, CZEM and CYNC did not provide services as published.