A Propair Inc. Beech A100 (C-GJLJ/PRO4450) from Rouyn-Noranda, QC (CYUY) to La Grande Rivière, QC (CYGL) advised that it was returning to land at CYUY due to a pressurization problem. No emergency declared or assistance requested. The aircraft landed safely at 1311Z. No impact on operations.

A Flying R. Holdings Ltd. Cessna TR182 (C-GGHM) from Whitehorse/Erik Nielsen, YT (CYXY) to Fort St. John, BC (CYXJ) entered Runway 14R via the Runway 02 intersection without authorization. No impact to operations.

The community aerodrome radio stations (CARS) of CZFM, CZFN and CYBB did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) of CZFM, CZFN and CYBB did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) of CZFM, CZFN and CYBB did not provide services as published. Impact on operations unknown.

An Allied Wings Beech C90A (C-FMFZ) operating as a Government of Canada, Department of National Defence flight (SABR07) from Portage la Prairie/Southport, MB (CYPG) to Portage la Prairie/Southport, MB (CYPG) reported that the precision approach path indicator (PAPI) for Runway 26 at Brandon, MB (CYBR) was out of alignment. The Airport Authority was advised. No impact to operations. The Airport Authority made adjustments and subsequent pilot reports confirmed that PAPI 26 was serviceable at 2053Z.

A Pacific Professional Flight Centre Cessna 152 (C-GZSP) from Vancouver/Boundary Bay, BC (CZBB) to Vancouver/Boundary Bay, BC (CZBB) entered Class C airspace at Langley, BC (CYNJ) without a clearance. No operational impact.

A privately registered Beech C24R from Abbotsford, BC (CYXX) to Abbotsford, BC (CYXX) entered the CYXX control zone over Aldergrove, at 1600ft, without contacting the tower. The tower restricted one aircraft that was in the vicinity. Otherwise, there was no impact on operations.

A Helo Investments Ltd. Cessna 172P (C-GUGP) called the Langley, BC (CYNJ) tower on the emergency line to advise of a complete electrical failure. The aircraft landed safely. Minimal operational impact.

A Langley Flying School Inc. Cessna 172N (C-GBPT) from Langley, BC (CYNJ) to Langley, BC (CYNJ) was given the Trinity departure. The aircraft exited the control zone 1NM west of Trinity. No operational impact.

On the ground frequency, a Government Of Canada, Department Of Transport Messerschmitt BO 105 S CDN-BS-4 (C-GCFX) on a flight from Pitt Meadows, BC (CYPK) requested a westbound departure for Vancouver/Boundary Bay, BC (CZBB). Upon takeoff, the tower instructed C-GCFX to depart straight-out, as requested. However, the aircraft turned southbound at 500 without permission. No impact on operations.

The Vancouver Area Control Centre advised that a Horizon Air Industries Inc. Bombardier DHC-8-402 (N438QX/QXE2530) from Seattle-Tacoma Intl (Sea-Tac), WA (KSEA) to Billings/Logan Intl, MT (KBIL), while 15 miles south and on descent into KBIL, received a traffic alert and collision avoidance system (TCAS) resolution advisory (RA).

The tower at Fredericton, NB (CYFC) did not open on time, as per published hours.

The community aerodrome radio stations (CARS) of CYHI and CYBB did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) of CYHI and CYBB did not provide services as published. Impact on operations unknown.

At La Loche, SK (CJL4), Runway 12/30 was closed due to ice. NOTAM issued.

A United Airlines Airbus A319 (UAL483) from Denver, CO (KDEN) to Calgary, AB (CYYC) reported a medical issue with a passenger. No emergency declared. No impact on operations.

A Waterloo-Wellington Flying Club Cessna 172S (C-FPEL) experienced a radio failure while in the circuit at Kitchener/Waterloo, ON (CYKF).

At Langley, BC (CYNJ), a strong emergency locator transmitter (ELT) signal was heard from 2341Z to 2343Z. The Shift Manager was advised.

An ultralight aircraft, a Harts Aviation B.C. Inc. Zenair Zodiac CH 601 HD (C-IABP) from Langley, BC (CYNJ) to Langley, BC (CYNJ), reported an engine vibration upon departure from Runway 01, and requested to land on Runway 25. The aircraft landed safely, without incident.

A Central Mountain Air Ltd. Beech 1900D (C-FCMN/GLR8595) from Nanaimo, BC (CYCD) to Smithers, BC (CYYD) reported a generator failure and requested a diversion to Vancouver, BC (CYVR). No operational impact.

A Sea Eagle Aviation Inc. Cessna 172N (C-GJUF) from Charlottetown, PE (CYYG) to Charlottetown, PE (CYYG) entered the Moncton/Romeo Leblanc, NB (CYQM) control zone without establishing contact until 6NM northwest of CYQM.

At Moncton/Romeo Leblanc, NB (CYQM), a Sea Eagle Aviation Cessna 172N (C-GJUF) from Charlottetown, PE (CYYG) to Charlottetown, PE (CYYG) was given an altitude restriction of "not above 1500 feet" on departure, with a stop-and-go clearance. During departure, when asked, the pilot reported being at 2300ft and climbing.

An Excel Flight Training Incorporated Piper PA-28-151 (C-FULQ) from Calgary/Springbank, AB (CYBW) to Calgary/Springbank, AB (CYBW), inbound, was restricted to 5500ft, but descended to 5100ft without authorization.

A Calgary Flying Club Champion 7ECA (C-GIBD) from Calgary/Springbank, AB (CYBW) to Calgary/Springbank, AB (CYBW) was departing Runway 35 on a touch-and-go. C-GIBD was instructed to climb via the runway heading. The aircraft was observed turning crosswind at 4500ft. No impact on operations.

At Pitt Meadows, BC (CYPK), an emergency locator transmitter (ELT) signal was heard at 0212Z. The Shift Manager was contacted after the signal continued for 02 minutes without stopping. During the call, the ELT signal stopped at 0215Z and did not start again. No further action was taken.

At St-Jean, QC (CYJN), a snow plow was observed on Taxiway Delta and Runway 11/29 without authorization. No impact on operations.

The brakes of a Vanguard Air Care Inc. Beech 200 (C-FDEB/VN08) from Thompson, MB (CYTH) to Thompson, MB (CYTH) froze while the aircraft was on Taxiway A. Taxiway A was closed via voice NOTAM at 0958Z. VN08 taxied off Taxiway A at 1051Z, after assistance from Calm Air maintenance.

The community aerodrome radio stations (CARS) of CYAB, CYZG, CYKO, CYIK and CZEM did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) of CYGT, CYRA, CYHI and CYBB did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) of CYGT, CYRA, CYHI and CYBB did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) of CYGT, CYRA, CYHI and CYBB did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) of CYGT, CYRA, CYHI and CYBB did not provide services as published. Impact on operations unknown.

A privately registered Piper PA-28-235 from Langley, BC (CYNJ) to Vancouver/Boundary Bay, BC (CZBB), cleared outbound via the Cloverdale departure, flew 2.5NM northwest (NW) of the airport and climbed to 1500ft before making a left turn towards Cloverdale. No operational impact.

The community aerodrome radio stations (CARS) of CYAB, CYZG, CYKO, CYIK and CZEM did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) of CYAB, CYZG, CYKO, CYIK and CZEM did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) of CYAB, CYZG, CYKO, CYIK and CZEM did not provide services as published. Impact on operations unknown.

The community aerodrome radio stations (CARS) of CYAB, CYZG, CYKO, CYIK and CZEM did not provide services as published. Impact on operations unknown.

A 1063912 BC Ltd. Piper PA-38-112 (C-GDDG) from Vancouver/Boundary Bay, BC (CZBB) to Vancouver/Boundary Bay, BC (CZBB) reported a blue laser strike while the aircraft was on final for Runway 19.

At Snow Lake, MB (CJE4), Runway 03/21 was closed due to snow until 2101212200Z, NOTAM issued.

At Île-à-la-Crosse, SK (CJF3), Runway 15/33 was closed due to ice from 2101201736Z until 2101211800Z. NOTAM issued.

At Fond-du-Lac, SK (CZFD), the Automated Weather Observation System (AWOS) was unserviceable (U/S) until 2101211800Z. NOTAM issued.

At Victoria, BC (CYYJ), a strong emergency locator transmitter (ELT) signal was heard from 1920Z to 1924Z. The Joint Rescue Coordination Centre (JRCC) Victoria was notified and advised that the signal was from a privately registered Mooney M20F. The aircraft was contacted and it was advised that the ELT was triggered during maintenance. No operational impact.

A First Air Boeing 737-436 (C-FFNM/FAB106) from Iqaluit, NU (CYFB) to Ottawa/Macdonald-Cartier, ON (CYOW) was given a "cancel clearance" (CC) instruction if it was not airborne before 2210Z. The aircraft departed and became airborne at 40 seconds past 2210Z.

A WestJet Boeing 737-6CT (WJA159) from Calgary, AB (CYYC) to Fort McMurray, AB (CYMM) that was in position and ready to depart from Runway 35L requested to exit the runway due to a passenger-related medical emergency. The Emergency Medical Services (EMS) unit was requested to meet the aircraft at the gate. The Security Operations (IOC) unit was advised and a WestJet Boeing 737-700 (WJA206) from Calgary, AB (CYYC) to Winnipeg/James Armstrong Richardson, MB (CYWG) delayed its pushback for 05 minutes.

An unplanned, receiver only (RONLY) aircraft, a Skydive Cayuga Inc. Cessna 210-5 (205) (C-FQRW), landed safely at Sault Ste. Marie, ON (CYAM).

Upon takeoff, a Sky Regional Airlines Inc. Embraer ERJ 170-200 SU (SKV7560) from Montreal/Pierre Elliott Trudeau, QC (CYUL) to Halifax/Stanfield, NS (CYHZ) advised of an issue with its landing gear door and requested to return to CYUL. No emergency declared. SKV7560 landed without incident. No impact.

A Saudi Arabian Airlines Boeing 777-300 (SVA038) from Washington-Dulles, VA (KIAD) to Riyadh/King Khalid, Saudi Arabia (OERK) reported severe turbulence at FL330. The aircraft did not change its altitude. No impact on operations.

A Moncton Flight College Diamond DA 20-C1 (C-GJSO) from Fredericton, NB (CYFC) to Moncton/Romeo LeBlanc, NB (CYQM) entered the control zone without establishing contact with the control tower. The aircraft contacted the tower when it was in the left downwind for Runway 29, after the tower had reached out to the Moncton Flight College (MFC) to contact the aircraft on the MFC frequency.

A Sunwest Aviation Ltd. Gulfstream G150 (C-GZCZ/CNK715) from Lethbridge, AB (CYQL) to Calgary, AB (CYYC) departed, IFR, from Runway 23 at 0034Z. Once airborne, CNK715 reported that it had a cracked windscreen and was returning to the airport. CNK715 cancelled its IFR and landed without incident at 0044Z. The wind at departure was "240 at 44G59".