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CYOW· YOW· Ottawa

Ottawa Macdonald-Cartier International Airport

large airport · elevation 374 ft (114 m)
10:14Z 23:58Z Day
Current METARVFR
28 min ago·21:00Z
CYOW 232100Z 17011G16KT 15SM BKN036 BKN200 24/16 A2965 RMK CU5CI1 TCU ASOCTD SLP041 DENSITY ALT 1800FT
Wind
170° 11 kt (gust 16 kt)
Visibility
15 SM
Ceiling
3,600 ft
Temperature
24°C / 16°C
temp / dew
QNH
1004 hPa
29.65 inHg
Clouds
BKN 3,600ft, BKN 20,000ft
Weather
Station
CYOW
Remarks
CU5CI1 TCU ASOCTD sea level pressure of 1004.1 HPa DENSITY ALT 1800FT
Active hazards (US/Canada coverage via AviationWeather.gov)AWC
SIGMET / AIRMET (1)
  • SIGMETCONVECTIVESEV
    23 20:55Z23 22:55Z
    SFC – 36,000 ft
PIREPs (0)
None reported in area.
Wind & Runways
NESW11 kt170°G16
Wind arrow points downwind.
Runways
04/221006 mASP
07/252438 mASP
14/323048 mASP
Runway components
RunwayHead/TailCrosswind
RWY 04/22TW 9 ktXW 7 kt R
RWY 07/25TW 4 ktXW 10 kt R
RWY 14/32HW 8 ktXW 8 kt R
45.3225°, -75.6692°© CARTOOpen in OSM →
Runway suitabilityconservative GA limits
RunwayStatusHW (kt)XW (kt)Flags
RWY 04/22 (use 22)PreferredHW 97 L
RWY 14/32 (use 14)UsableHW 88 R
RWY 07/25 (use 25)UsableHW 410 LCrosswind 10 kt
Density altitude
1,793 ft
elevation 374 ft
ISA deviation
+9.7°C
Frequencies (community-maintained, cross-check AIP)CYOW
  • ATISEnglish ATIS121.150
  • ATISFrench ATIS132.950
  • GNDOttawa Ground121.900
  • TWROttawa Tower118.800
  • DEPOttawa Departures128.175
  • ARROttawa Arrivals135.150
  • CLNC DELOttawa Clearance119.400
  • RCOQuebec Radio123.150
  • TMLOttawa Terminal127.700
Navaids near airportassoc. CYOW
IdentTypeFreqPower
IOWDME109.50 MHzLOW
OWNDB236 kHzLOW
YOWVOR-DME114.60 MHzHIGH
YRRNDB377 kHzLOW
Runways3

Physical runway length only — TORA/LDA are not declared in our reference database; consult the AIP.

  • RWY 04/223,300 ft (1,006 m)
    Surface
    ASP
    Lighting
    ILS
  • RWY 07/258,000 ft (2,438 m)
    Surface
    ASP
    Lighting
    Lit
    ILS
  • RWY 14/3210,000 ft (3,048 m)
    Surface
    ASP
    Lighting
    Lit
    ILS
24-hour trend (Iowa State IEM)CYOW
Wind8 kt
Vis24.1 km
Temp23°C
QNH1011 hPa
24-hour wind rose (IEM ASOS, 16 direction bins)n=24
NESWCALM0%
3–6 kt
6–10 kt
10–16 kt
16–22 kt
>22 kt
Airport diagram (OpenStreetMap)Ottawa Macdonald-Cartier International Airport
Diagram unavailable for Ottawa Macdonald-Cartier International Airport.
Terminal Aerodrome Forecast
Issued 2026/08/23 21:42 UTC
VFRBASE23/21Z → 24/00Z17012KT · 6 SM · FEW030 SCT110
Wind: 17012KT
Visibility: 6 SM
Clouds: FEW030 SCT110
TAF CYOW 232040Z 2321/2424 17012KT P6SM FEW030 SCT110
MVFRFM24/00Z → 24/04Z18010KT · 6 SM · FEW015 BKN030
Wind: 18010KT
Visibility: 6 SM
Clouds: FEW015 BKN030
FM240000 18010KT P6SM FEW015 BKN030
MVFRTEMPO24/00Z → 24/04Z6 SM · -SHRA · BKN015 BKN030
Visibility: 6 SM
Weather: -SHRA
Clouds: BKN015 BKN030
TEMPO 2400/2404 P6SM -SHRA BKN015 BKN030
MVFRFM24/04Z → 24/15Z2008KT · 6 SM · FEW006 BKN015
Wind: 2008KT
Visibility: 6 SM
Clouds: FEW006 BKN015
FM240400 20008KT P6SM FEW006 BKN015
IFRPROB3024/04Z → 24/13ZBKN006 OVC015
Clouds: BKN006 OVC015
PROB30 2404/2413 BKN006 OVC015
MVFRFM24/15Z → 25/00Z20012KT · 6 SM · -SHRA · BKN030 BKN050
Wind: 20012KT
Visibility: 6 SM
Weather: -SHRA
Clouds: BKN030 BKN050
FM241500 20012KT P6SM -SHRA BKN030 BKN050
IFRPROB3024/16Z → 24/23Z2 SM · TSRA BR · BKN020 OVC040(CB)sn
Visibility: 2 SM
Weather: TSRA BR
Clouds: BKN020 OVC040(CB)sn
PROB30 2416/2423 2SM TSRA BR BKN020 OVC040CB RMK NXT FCST BY 240000Z
Raw TAF
TAF CYOW 232040Z 2321/2424 17012KT P6SM FEW030 SCT110 FM240000 18010KT P6SM FEW015 BKN030 TEMPO 2400/2404 P6SM -SHRA BKN015 BKN030 FM240400 20008KT P6SM FEW006 BKN015 PROB30 2404/2413 BKN006 OVC015 FM241500 20012KT P6SM -SHRA BKN030 BKN050 PROB30 2416/2423 2SM TSRA BR BKN020 OVC040CB RMK NXT FCST BY 240000Z
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