Ottawa Macdonald-Cartier International Airport

CYOW / YOW

Ottawa, CA

Active NOTAMs
50

📋 NOTAM Summary

50
Total Active
0
Critical
0
Runway
4
NavAid
📡

Navigation Aids

4 active
ILS Category changed
NOTAM: E4677/26 | Q-Code: QICAS | Priority: 3
AD NOTAM
Airport/Aerodrome
CYOW
ACTIVE NEW
Effective From
Jul 17, 2026 22:30 UTC
Expires
Jul 18, 2026 02:30 UTC
NOTAM Description
ILS RWY 07 U/S
QPICH
NOTAM: E4422/26 | Q-Code: QPICH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 9, 2026 13:00 UTC
Expires
Jul 10, 2026 04:15 UTC
NOTAM Description
DUE FIREWORKS: . RNAV (RNP) Y RWY 14 APCH: BTN ONBAB AND TAPLU: NOT AUTH BTN APMUP AND TAPLU: NOT AUTH
QPICH
NOTAM: E2175/26 | Q-Code: QPICH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Mar 20, 2026 19:36 UTC
Expires
Jun 19, 2026 01:00 UTC
NOTAM Description
DUE CRANE . RNAV (GNSS) Z RWY 07 APCH: LNAV MINIMA TO READ: 780 (412) 1 DIST/ALT TABLE: LAST ALT TO READ 1.1/780 INSTEAD OF 1/740 . ILS RWY 07 APCH: LOC/DME MINIMA TO READ 780 (407) 1 DIST/ALT TABLE: LAST ALT TO READ 1.3/780 INSTEAD OF 0.9/660
QPICH
NOTAM: E2062/26 | Q-Code: QPICH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Mar 17, 2026 17:43 UTC
Expires
Jun 15, 2026 16:00 UTC
NOTAM Description
ILS SA CAT II RWY 07 APCH: NOT AUTH
ℹ️

General Information

46 active
QMRLC
NOTAM: E4678/26 | Q-Code: QMRLC | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
ACTIVE NEW
Effective From
Jul 17, 2026 22:30 UTC
Expires
Jul 18, 2026 02:30 UTC
NOTAM Description
RWY 07/25 CLSD.
QMRLC
NOTAM: E4647/26 | Q-Code: QMRLC | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 17, 2026 11:15 UTC
Expires
Jul 17, 2026 20:00 UTC
NOTAM Description
RWY 14/32 CLSD DUE RUBBER REMOVAL. AVBL AS TWY BTN RWY 07/25 AND TWY L.
QATCH
NOTAM: H4430/26 | Q-Code: QATCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 17, 2026 10:32 UTC
Expires
Jul 17, 2026 18:00 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN OTTAWA (CYOW) TERMINAL CTA CLASS C AIRSPACE: IFR TRAINING NOT AUTH. VFR ACFT INCLUDING AERIAL SURVEY/PHOTOGRAPHY EXP ALTERNATE RTE AND/OR ALT OR ENTRY DENIED. FOR INFO CTC 514-633-3365.
QMRLC
NOTAM: E4626/26 | Q-Code: QMRLC | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 16, 2026 11:00 UTC
Expires
Jul 16, 2026 20:00 UTC
NOTAM Description
RWY 07/25 CLSD DUE RUBBER REMOVAL.
QFFCG
NOTAM: E4609/26 | Q-Code: QFFCG | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 15, 2026 13:44 UTC
Expires
Jul 16, 2026 20:00 UTC
NOTAM Description
ACFT RESCUE AND FIRE FIGHTING (ARFF) DOWNGRADED TO CAT 7
Aerodrome facilities
NOTAM: S8509/26 | Q-Code: QFAXX | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 15, 2026 08:28 UTC
Expires
Jul 15, 2026 16:28 UTC
NOTAM Description
RSC 04/22 DRY. VALID JUL 15 0819 - JUL 15 1619. RSC 07 6/6/6 DRY, DRY, DRY. VALID JUL 15 0758 - JUL 15 1558. RSC 25 6/6/6 DRY, DRY, DRY. VALID JUL 15 0758 - JUL 15 1558. RSC 14 6/6/6 DRY, DRY, DRY. VALID JUL 15 0805 - JUL 15 1605. RSC 32 6/6/6 DRY, DRY, DRY. VALID JUL 15 0805 - JUL 15 1605. ADDN NON-GRF/TALPA INFO: RMK: TWY ALPHA, ALPHA-ALPHA, BRAVO, BRAVO-BRAVO, CHARLIE, CHARLIE-CHARLIE, DELTA, ECHO, FOXTROT, GOLF, JULIET, KILO, LIMA, MIKE, PAPA, QUEBEC, ROMEO, TANGO, 202607150757, DRY. RMK: APN DE-ICING PAD, MAIN ATB APRON E, MAIN ATB APRON W, SECONDARY APRON, 202607150824, DRY.
Aerodrome facilities
NOTAM: S8498/26 | Q-Code: QFAXX | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 15, 2026 02:42 UTC
Expires
Jul 15, 2026 10:42 UTC
NOTAM Description
RSC 04/22 100 PCT WET. VALID JUL 15 0234 - JUL 15 1034. RSC 07 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 15 0239 - JUL 15 1039. RSC 25 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 15 0239 - JUL 15 1039. RSC 14 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 15 0230 - JUL 15 1030. RSC 32 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 15 0230 - JUL 15 1030. ADDN NON-GRF/TALPA INFO: RMK: TWY ALPHA, ALPHA-ALPHA, BRAVO, BRAVO-BRAVO, CHARLIE, CHARLIE-CHARLIE, DELTA, ECHO, FOXTROT, GOLF, JULIET, KILO, LIMA, MIKE, PAPA, QUEBEC, ROMEO, TANGO, 202607150229, WET. RMK: APN DE-ICING PAD, MAIN ATB APRON E, MAIN ATB APRON W, SECONDARY APRON, 202607150230, WET.
QFGAS
NOTAM: E4509/26 | Q-Code: QFGAS | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 13, 2026 12:03 UTC
Expires
Jul 17, 2026 18:00 UTC
NOTAM Description
RWY GUARD LGT SYSTEM 07/25 U/S
QFGAS
NOTAM: E4507/26 | Q-Code: QFGAS | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 13, 2026 11:15 UTC
Expires
Jul 17, 2026 18:00 UTC
NOTAM Description
RWY GUARD LGT SYSTEM 07/25 U/S
QLYAS
NOTAM: E4505/26 | Q-Code: QLYAS | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 13, 2026 11:06 UTC
Expires
Jul 17, 2026 18:00 UTC
NOTAM Description
TWY B, TWY F AND TWY G EDGE LGT U/S
QACCH
NOTAM: H4217/26 | Q-Code: QACCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 11, 2026 16:01 UTC
Expires
Jul 12, 2026 02:00 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN OTTAWA/MACDONALD-CARTIER INTL (CYOW) CTL ZONE CLASS C AIRSPACE: IFR AND VFR TRAINING AND VFR ACFT PLANNING TO OPR WITHIN THE CTL ZONE EXP ALTERNATE RTE AND/OR ALT AND DLA UP TO 45MIN. FOR INFO CTC 514-633-3365.
QATCH
NOTAM: H4231/26 | Q-Code: QATCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 11, 2026 16:00 UTC
Expires
Jul 12, 2026 02:00 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN OTTAWA (CYOW) TERMINAL CTA CLASS C AIRSPACE: IFR TRAINING AND VFR AERIAL SURVEY/PHOTOGRAPHY NOT AUTH. VFR ACFT EXP ALTERNATE RTE AND/OR ALT OR ENTRY DENIED. VFR ACFT DEP FM CYOW OUTBOUND TO PRACTICE AREA OR CYRP SHALL LEAVE OTTAWA/MACDONALD-CARTIER (CYOW) CTL ZONE BLW 1500FT AMSL. VFR ACFT BTN CYRO/CYND/CYRP AND PRACTICE AREA ARE REQUESTED TO REMAIN CLR. FOR INFO CTC 514-633-3365.
QATCH
NOTAM: H4215/26 | Q-Code: QATCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 11, 2026 10:00 UTC
Expires
Jul 11, 2026 16:00 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN OTTAWA (CYOW) TERMINAL CTA CLASS C AIRSPACE: IFR TRAINING AND VFR AERIAL SURVEY/PHOTOGRAPHY NOT AUTH. VFR ACFT EXP ALTERNATE RTE AND/OR ALT OR ENTRY DENIED. VFR ACFT DEP FM CYOW OUTBOUND TO PRACTICE AREA OR CYRP SHALL LEAVE OTTAWA/MACDONALD-CARTIER (CYOW) CTL ZONE BLW 1500FT AMSL. VFR ACFT BTN CYRO/CYND/CYRP AND PRACTICE AREA ARE REQUESTED TO REMAIN CLR. FOR INFO CTC 514-633-3365.
QACCH
NOTAM: H4178/26 | Q-Code: QACCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 10, 2026 18:00 UTC
Expires
Jul 11, 2026 02:00 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN THE OTTAWA/MACDONALD-CARTIER INTL (CYOW) CTL ZONE CLASS C AIRSPACE: IFR AND VFR TRAINING AND VFR ACFT PLANNING TO OPR WITHIN THE CTL ZONE EXP ALTERNATE RTE AND/OR ALT AND DLA UP TO 45MIN. FOR INFO CTC 514-633-3365.
QATCH
NOTAM: H4187/26 | Q-Code: QATCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 10, 2026 18:00 UTC
Expires
Jul 11, 2026 02:00 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN OTTAWA (CYOW) TERMINAL CTA CLASS C AIRSPACE: LTD IFR TRAINING SLOTS. VFR ACFT EXP ALTERNATE RTE AND/OR ALT AND DLA UP TO 45MIN. ALL IFR TRAINING AND VFR AERIAL SURVEY/PHOTOGRAPHY PPR 1-800-633-1353. FOR INFO CTC 514-633-3365.
QFGAS
NOTAM: E4471/26 | Q-Code: QFGAS | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 10, 2026 14:07 UTC
Expires
Jul 10, 2026 18:00 UTC
NOTAM Description
RWY GUARD LGT SYSTEM 07/25 U/S
QATCH
NOTAM: H4176/26 | Q-Code: QATCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 10, 2026 10:20 UTC
Expires
Jul 10, 2026 18:00 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN THE OTTAWA (CYOW) TERMINAL CTA CLASS C AIRSPACE: IFR TRAINING AND VFR AERIAL SURVEY/PHOTOGRAPHY NOT AUTH. VFR ACFT EXP ALTERNATE RTE AND/OR ALT OR ENTRY DENIED. VFR ACFT DEP FM CYOW OUTBOUND TO PRACTICE AREA OR CYRP SHALL LEAVE OTTAWA/MACDONALD-CARTIER (CYOW) CTL ZONE BLW 1500FT AMSL. VFR ACFT BTN CYRO/CYND/CYRP AND PRACTICE AREA ARE REQUESTED TO REMAIN CLR. FOR INFO CTC 514-633-3365.
Aerodrome facilities
NOTAM: S8172/26 | Q-Code: QFAXX | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 10, 2026 08:30 UTC
Expires
Jul 10, 2026 16:30 UTC
NOTAM Description
RSC 04/22 DRY. VALID JUL 10 0829 - JUL 10 1629. RSC 07 6/6/6 DRY, DRY, DRY. VALID JUL 10 0829 - JUL 10 1629. RSC 25 6/6/6 DRY, DRY, DRY. VALID JUL 10 0829 - JUL 10 1629. RSC 14 6/6/6 DRY, DRY, DRY. VALID JUL 10 0829 - JUL 10 1629. RSC 32 6/6/6 DRY, DRY, DRY. VALID JUL 10 0829 - JUL 10 1629. ADDN NON-GRF/TALPA INFO: RMK: TWY ALPHA, ALPHA-ALPHA, BRAVO, BRAVO-BRAVO, CHARLIE, CHARLIE-CHARLIE, DELTA, ECHO, FOXTROT, GOLF, JULIET, KILO, LIMA, MIKE, PAPA, QUEBEC, ROMEO, TANGO, 202607100829, DRY. RMK: APN DE-ICING PAD, MAIN ATB APRON E, MAIN ATB APRON W, SECONDARY APRON, 202607100829, DRY.
Aerodrome facilities
NOTAM: S8158/26 | Q-Code: QFAXX | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 10, 2026 01:30 UTC
Expires
Jul 10, 2026 09:30 UTC
NOTAM Description
RSC 04/22 100 PCT WET. VALID JUL 10 0129 - JUL 10 0929. RSC 07 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 10 0129 - JUL 10 0929. RSC 25 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 10 0129 - JUL 10 0929. RSC 14 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 10 0129 - JUL 10 0929. RSC 32 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 10 0129 - JUL 10 0929. ADDN NON-GRF/TALPA INFO: RMK: TWY ALPHA, ALPHA-ALPHA, BRAVO, BRAVO-BRAVO, CHARLIE, CHARLIE-CHARLIE, DELTA, ECHO, FOXTROT, GOLF, JULIET, KILO, LIMA, MIKE, PAPA, QUEBEC, ROMEO, TANGO, 202607100130, WET. RMK: APN DE-ICING PAD, MAIN ATB APRON E, MAIN ATB APRON W, SECONDARY APRON, 202607100130, WET.
Aerodrome facilities
NOTAM: S8133/26 | Q-Code: QFAXX | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 9, 2026 18:11 UTC
Expires
Jul 10, 2026 02:11 UTC
NOTAM Description
RSC 04/22 100 PCT WET. VALID JUL 09 1748 - JUL 10 0148. RSC 07 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 09 1754 - JUL 10 0154. RSC 25 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 09 1754 - JUL 10 0154. RSC 14 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 09 1805 - JUL 10 0205. RSC 32 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 09 1805 - JUL 10 0205. ADDN NON-GRF/TALPA INFO: RMK: TWY ALPHA, ALPHA-ALPHA, BRAVO, BRAVO-BRAVO, CHARLIE, CHARLIE-CHARLIE, DELTA, ECHO, FOXTROT, GOLF, JULIET, KILO, LIMA, MIKE, PAPA, QUEBEC, ROMEO, TANGO, 202607091748, WET. RMK: APN DE-ICING PAD, MAIN ATB APRON E, MAIN ATB APRON W, SECONDARY APRON, 202607091748, WET.
Aerodrome facilities
NOTAM: S8118/26 | Q-Code: QFAXX | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 9, 2026 13:23 UTC
Expires
Jul 9, 2026 21:23 UTC
NOTAM Description
RSC 04/22 100 PCT WET. VALID JUL 09 1317 - JUL 09 2117. RSC 07 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 09 1317 - JUL 09 2117. RSC 25 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 09 1317 - JUL 09 2117. RSC 14 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 09 1256 - JUL 09 2056. RSC 32 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID JUL 09 1256 - JUL 09 2056. ADDN NON-GRF/TALPA INFO: RMK: TWY ALPHA, ALPHA-ALPHA, BRAVO, BRAVO-BRAVO, CHARLIE, CHARLIE-CHARLIE, DELTA, ECHO, FOXTROT, GOLF, JULIET, KILO, LIMA, MIKE, PAPA, QUEBEC, ROMEO, TANGO, 202607091256, WET. RMK: APN DE-ICING PAD, MAIN ATB APRON E, MAIN ATB APRON W, SECONDARY APRON, 202607091256, WET.
QATCH
NOTAM: H4158/26 | Q-Code: QATCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 9, 2026 11:13 UTC
Expires
Jul 9, 2026 15:30 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN OTTAWA (CYOW) TERMINAL CTA CLASS C AIRSPACE: LTD IFR TRAINING SLOTS. VFR ACFT EXP ALTERNATE RTE AND/OR ALT AND DLA UP TO 45MIN. ALL IFR TRAINING AND VFR AERIAL SURVEY/PHOTOGRAPHY PPR 1-800-633-1353. FOR INFO CTC 514-633-3365.
QATCH
NOTAM: H4146/26 | Q-Code: QATCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 8, 2026 19:00 UTC
Expires
Jul 9, 2026 02:00 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN OTTAWA (CYOW) TERMINAL CTA CLASS C AIRSPACE: LTD IFR TRAINING SLOTS. VFR ACFT EXP ALTERNATE RTE AND/OR ALT AND DLA UP TO 45MIN. ALL IFR TRAINING AND VFR AERIAL SURVEY/PHOTOGRAPHY PPR 1-800-633-1353. FOR INFO CTC 514-633-3365.
QMRLC
NOTAM: E4342/26 | Q-Code: QMRLC | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 8, 2026 11:00 UTC
Expires
Jul 8, 2026 15:00 UTC
NOTAM Description
RWY 04/22 CLSD.
QATCH
NOTAM: H4132/26 | Q-Code: QATCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 7, 2026 20:33 UTC
Expires
Jul 8, 2026 02:00 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN OTTAWA (CYOW) TERMINAL CTA CLASS C AIRSPACE: LTD IFR TRAINING SLOTS. VFR ACFT EXP ALTERNATE RTE AND/OR ALT AND DLA UP TO 45MIN. ALL IFR TRAINING AND VFR AERIAL SURVEY/PHOTOGRAPHY PPR 1-800-633-1353. FOR INFO CTC 514-633-3365.
QLYAS
NOTAM: E4341/26 | Q-Code: QLYAS | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 7, 2026 11:00 UTC
Expires
Jul 10, 2026 18:00 UTC
NOTAM Description
TWY B, TWY F AND TWY G EDGE LGT U/S
QATCH
NOTAM: H4116/26 | Q-Code: QATCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 7, 2026 10:00 UTC
Expires
Jul 7, 2026 15:15 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN THE OTTAWA (CYOW) TERMINAL CTA CLASS C AIRSPACE: IFR TRAINING AND VFR AERIAL SURVEY/PHOTOGRAPHY NOT AUTH. VFR ACFT EXP ALTERNATE RTE AND/OR ALT OR ENTRY DENIED. VFR ACFT DEP FM CYOW OUTBOUND TO PRACTICE AREA OR CYRP SHALL LEAVE OTTAWA/MACDONALD-CARTIER (CYOW) CTL ZONE BLW 1500FT AMSL. VFR ACFT BTN CYRO/CYND/CYRP AND PRACTICE AREA ARE REQUESTED TO REMAIN CLR. FOR INFO CTC 514-633-3365.
QMRLC
NOTAM: E4305/26 | Q-Code: QMRLC | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 6, 2026 13:00 UTC
Expires
Jul 6, 2026 16:00 UTC
NOTAM Description
RWY 14/32 CLSD AVBL AS TWY.
QATCH
NOTAM: H4051/26 | Q-Code: QATCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 4, 2026 20:00 UTC
Expires
Jul 5, 2026 23:00 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN OTTAWA (CYOW) TERMINAL CTA CLASS C AIRSPACE: LTD IFR TRAINING SLOTS. VFR ACFT EXP ALTERNATE RTE AND/OR ALT AND DLA UP TO 45MIN. ALL IFR TRAINING AND VFR AERIAL SURVEY/PHOTOGRAPHY PPR 1-800-633-1353. FOR INFO CTC 514-633-3365.
QACCH
NOTAM: H4075/26 | Q-Code: QACCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 4, 2026 19:17 UTC
Expires
Jul 4, 2026 22:00 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN OTTAWA/MACDONALD-CARTIER INTL (CYOW) CTL ZONE CLASS C AIRSPACE: TOUCH AND GO AND IFR AND VFR TRAINING NOT AUTH. FOR INFO CTC 514-633-3365.
QATCH
NOTAM: H4047/26 | Q-Code: QATCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jul 4, 2026 10:53 UTC
Expires
Jul 5, 2026 19:45 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN OTTAWA (CYOW) TERMINAL CTA CLASS C AIRSPACE: IFR TRAINING AND VFR AERIAL SURVEY/PHOTOGRAPHY NOT AUTH. VFR ACFT EXP ALTERNATE RTE AND/OR ALT OR ENTRY DENIED. VFR ACFT DEP FM CYOW OUTBOUND TO PRACTICE AREA OR CYRP SHALL LEAVE OTTAWA/MACDONALD-CARTIER (CYOW) CTL ZONE BLW 1500FT AMSL. VFR ACFT BTN CYRO/CYND/CYRP AND PRACTICE AREA ARE REQUESTED TO REMAIN CLR. FOR INFO CTC 514-633-3365.
QFFCG
NOTAM: E3629/26 | Q-Code: QFFCG | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jun 3, 2026 16:53 UTC
Expires
Jun 3, 2026 18:36 UTC
NOTAM Description
ACFT RESCUE AND FIREFIGHTING (ARFF) DOWNGRADED TO CAT 7
QATCH
NOTAM: H3037/26 | Q-Code: QATCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jun 3, 2026 16:00 UTC
Expires
Jun 4, 2026 02:45 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN OTTAWA (CYOW) TERMINAL CTA CLASS C AIRSPACE: LTD IFR TRAINING SLOTS. VFR ACFT EXP ALTERNATE RTE AND/OR ALT AND DLA UP TO 45MIN. ALL IFR TRAINING AND VFR AERIAL SURVEY/PHOTOGRAPHY PPR 1-800-633-1353. FOR INFO CTC 514-633-3365.
QMNLT
NOTAM: E3608/26 | Q-Code: QMNLT | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jun 3, 2026 14:00 UTC
Expires
Jun 3, 2026 17:00 UTC
NOTAM Description
APN I EAST TAXILANE BTN STAND 26 AND STAND 28 CLSD DUE LINE PAINTING
Obstacle - crane/equipment
NOTAM: E3593/26 | Q-Code: QOBCE | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jun 3, 2026 11:00 UTC
Expires
Jun 3, 2026 20:00 UTC
NOTAM Description
MOBILE CRANE WITHIN 100FT RADIUS CENTRED ON 451904N 0754041W APRX 570FT BFR THR 07 AND 2320FT NORTH EXTENDED RCL. 85FT AGL 452FT AMSL. NOT LGTD, NOT PAINTED.
QLYAS
NOTAM: E3568/26 | Q-Code: QLYAS | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jun 1, 2026 12:03 UTC
Expires
Jun 5, 2026 18:00 UTC
NOTAM Description
TWY A, AA, BB, CC, D, K, R, Q, T AND APN I EDGE LGT U/S
Aerodrome facilities
NOTAM: S1699/26 | Q-Code: QFAXX | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Apr 20, 2026 05:37 UTC
Expires
Apr 20, 2026 13:37 UTC
NOTAM Description
RSC 04/22 100 PCT WET. VALID APR 20 0537 - APR 20 1337. RSC 07 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 20 0524 - APR 20 1324. RSC 25 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 20 0524 - APR 20 1324. RSC 14 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 20 0535 - APR 20 1335. RSC 32 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 20 0535 - APR 20 1335. ADDN NON-GRF/TALPA INFO: RMK: TWY ALPHA, ALPHA-ALPHA, BRAVO, BRAVO-BRAVO, CHARLIE, CHARLIE-CHARLIE, DELTA, ECHO, FOXTROT, GOLF, JULIET, KILO, LIMA, MIKE, PAPA, QUEBEC, ROMEO, TANGO, 202604200527, WET. RMK: APN DE-ICING PAD, MAIN ATB APRON E, MAIN ATB APRON W, SECONDARY APRON, 202604200527, WET.
Aerodrome facilities
NOTAM: S9266/26 | Q-Code: QFAXX | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Apr 3, 2026 03:02 UTC
Expires
Apr 3, 2026 11:02 UTC
NOTAM Description
RSC 04/22 100 PCT WET. VALID APR 03 0257 - APR 03 1057. RSC 07 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 03 0256 - APR 03 1056. RSC 25 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 03 0256 - APR 03 1056. RSC 14 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 03 0257 - APR 03 1057. RSC 32 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 03 0257 - APR 03 1057. ADDN NON-GRF/TALPA INFO: RMK: TWY ALPHA, ALPHA-ALPHA, BRAVO, BRAVO-BRAVO, CHARLIE, CHARLIE-CHARLIE, DELTA, ECHO, FOXTROT, GOLF, JULIET, KILO, LIMA, MIKE, PAPA, QUEBEC, ROMEO, TANGO, 202604030255, WET. RMK: APN DE-ICING PAD, MAIN ATB APRON E, MAIN ATB APRON W, SECONDARY APRON, 202604030256, WET.
QATCH
NOTAM: H1679/26 | Q-Code: QATCH | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Apr 2, 2026 21:30 UTC
Expires
Apr 3, 2026 03:00 UTC
NOTAM Description
DUE TO REDUCED SYSTEM CAPACITY: LIMITATIONS IN EFFECT WITHIN OTTAWA (CYOW) TERMINAL CTA CLASS C AIRSPACE: LIMITED IFR TRAINING SLOTS. VFR ACFT EXP ALTERNATE RTE AND/OR ALT AND DLA UP TO 45MIN. ALL IFR TRAINING AND VFR AERIAL SURVEY/PHOTOGRAPHY PPR 1-800-633-1353. FOR INFO CTC 514-633-3365.
Aerodrome facilities
NOTAM: S9229/26 | Q-Code: QFAXX | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Apr 2, 2026 20:44 UTC
Expires
Apr 3, 2026 04:44 UTC
NOTAM Description
RSC 04/22 100 PCT WET. VALID APR 02 2043 - APR 03 0443. RSC 07 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 02 2043 - APR 03 0443. RSC 25 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 02 2043 - APR 03 0443. RSC 14 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 02 2043 - APR 03 0443. RSC 32 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 02 2043 - APR 03 0443. ADDN NON-GRF/TALPA INFO: RMK: TWY ALPHA, ALPHA-ALPHA, BRAVO, BRAVO-BRAVO, CHARLIE, CHARLIE-CHARLIE, DELTA, ECHO, FOXTROT, GOLF, JULIET, KILO, LIMA, MIKE, PAPA, QUEBEC, ROMEO, TANGO, 202604022044, WET. RMK: APN DE-ICING PAD, MAIN ATB APRON E, MAIN ATB APRON W, SECONDARY APRON, 202604022044, WET.
Aerodrome facilities
NOTAM: S9004/26 | Q-Code: QFAXX | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Apr 1, 2026 15:14 UTC
Expires
Apr 1, 2026 23:14 UTC
NOTAM Description
RSC 04/22 DRY. VALID APR 01 1502 - APR 01 2302. RSC 07 6/6/6 DRY, DRY, DRY. VALID APR 01 1502 - APR 01 2302. RSC 25 6/6/6 DRY, DRY, DRY. VALID APR 01 1502 - APR 01 2302. RSC 14 6/6/6 DRY, DRY, DRY. VALID APR 01 1503 - APR 01 2303. RSC 32 6/6/6 DRY, DRY, DRY. VALID APR 01 1503 - APR 01 2303. ADDN NON-GRF/TALPA INFO: RMK: TWY ALPHA, ALPHA-ALPHA, BRAVO, BRAVO-BRAVO, CHARLIE, CHARLIE-CHARLIE, DELTA, ECHO, FOXTROT, GOLF, JULIET, KILO, LIMA, MIKE, PAPA, QUEBEC, ROMEO, TANGO, 202604011508, DRY. RMK: APN DE-ICING PAD, MAIN ATB APRON E, MAIN ATB APRON W, SECONDARY APRON, 202604011508, DRY.
Aerodrome facilities
NOTAM: S8935/26 | Q-Code: QFAXX | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Apr 1, 2026 08:35 UTC
Expires
Apr 1, 2026 16:35 UTC
NOTAM Description
RSC 04/22 100 PCT WET. VALID APR 01 0830 - APR 01 1630. RSC 07 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 01 0830 - APR 01 1630. RSC 25 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 01 0830 - APR 01 1630. RSC 14 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 01 0830 - APR 01 1630. RSC 32 5/5/5 100 PCT WET, 100 PCT WET, 100 PCT WET. VALID APR 01 0830 - APR 01 1630. ADDN NON-GRF/TALPA INFO: RMK: TWY ALPHA, ALPHA-ALPHA, BRAVO, BRAVO-BRAVO, CHARLIE, CHARLIE-CHARLIE, DELTA, ECHO, FOXTROT, GOLF, JULIET, KILO, LIMA, MIKE, PAPA, QUEBEC, ROMEO, TANGO, 202604010830, WET. RMK: APN DE-ICING PAD, MAIN ATB APRON E, MAIN ATB APRON W, SECONDARY APRON, 202604010830, WET.
Aerodrome facilities
NOTAM: E2390/26 | Q-Code: QFAXX | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
ACTIVE
Effective From
Mar 27, 2026 19:54 UTC
Expires
Until Further Notice
NOTAM Description
AMEND PUBLICATIONS: ADD: RESTRICTIONS: ALL AIRLINES FILING YOW AS A DIVERSION AIRPORT MUST HAVE A PRE-ESTABLISHED CONTRACT WITH A GROUND HANDLER TO SERVICE THE AIRCRAFT IN CASE OF A DIVERTED FLIGHT.
Obstacle - crane/equipment
NOTAM: E1472/26 | Q-Code: QOBCE | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
ACTIVE
Effective From
Feb 25, 2026 20:09 UTC
Expires
Until Further Notice
NOTAM Description
AMEND PUBLICATIONS: MOBILE CRANE WITHIN 260FT RADIUS CENTRED ON 452412N 0753907W (APRX 4.9NM NNE AD (CYOW)). 380FT AGL 647FT AMSL. LGTD, NOT PAINTED.
Obstacle - crane/equipment
NOTAM: E0606/26 | Q-Code: QOBCE | Priority: 5
AD NOTAM
Airport/Aerodrome
CYOW
Effective From
Jan 28, 2026 12:39 UTC
Expires
Apr 29, 2026 23:59 UTC
NOTAM Description
TOWER CRANE WITHIN 247FT RADIUS CENTRED ON 451954N 0754033W ABEAM THR 22 AND 2280FT SE RCL. 107FT AGL 486FT AMSL. LGTD, NOT PAINTED.
Aerodrome facilities
NOTAM: K3375/25 | Q-Code: QFAXX | Priority: 5
FIR NOTAM
Flight Information Region
CYND
12.4 nm
ACTIVE
Effective From
Oct 9, 2025 16:11 UTC
Expires
Until Further Notice
NOTAM Description
AMEND PUBLICATIONS: FUEL TO READ: 100LL, JA-1 (FSII AVBL), SP, HPR 12-01Z (DT 11-24Z) FBO 819-598-8407 OR 123.4 O/T 2 HR PN 819-665-7024 CALL OUT CHG

Understanding NOTAMs

NOTAM Format

  • A) Location identifier
  • B) Effective date/time
  • C) Expiry date/time
  • E) NOTAM text description
  • Q) Coded information

Data Sources

  • • FAA Defense Internet NOTAM Service
  • • International NOTAM exchange
  • • National aviation authorities
  • • Real-time updates every 15 minutes
  • • Automatic expiry processing