19 July 2025 Observation History, [CYOW] OTTAWA MACDONALD CARTIER INTL, timezone: America/Toronto
| Time | Wind (mph) |
Vis. (mi.) |
Sky Cond. (100s ft) |
Present Wx | Temperature (ºF) | Relative Humidity |
Pressure | Snow Depth (in) |
Precipitation (in.) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air | Dwpt | Feels Like | 6 hour | altimeter (in.) |
sea level (mb) |
1 hr | 3 hr | 6 hr | ||||||||
| Max. | Min. | |||||||||||||||
| 12:00 AM | SSW 6 | 15 | CLR | 63 | 55 | 63 | 77 | 30.08 | 1018.8 | 0 | ||||||
| CYOW 190400Z 20005KT 15SM SKC 17/13 A3008 RMK SLP188 | ||||||||||||||||
| 1:00 AM | SSW 5 | 15 | CLR | 61 | 55 | 61 | 82 | 30.08 | 1018.9 | 0 | ||||||
| CYOW 190500Z 20004KT 15SM SKC 16/13 A3008 RMK SLP189 | ||||||||||||||||
| 2:00 AM | SW 6 | 15 | CLR | 59 | 55 | 59 | 88 | 30.08 | 1018.8 | 0 | ||||||
| CYOW 190600Z 23005KT 15SM SKC 15/13 A3008 RMK SLP188 | ||||||||||||||||
| 3:00 AM | SW 8 | 15 | SCT140 | 59 | 57 | 59 | 94 | 30.08 | 1018.8 | 0 | ||||||
| CYOW 190700Z 22007KT 15SM SCT140 15/14 A3008 RMK AC3 SLP188 | ||||||||||||||||
| 4:00 AM | SSW 3 | 15 | BKN150 | 57 | 57 | 57 | 100 | 30.07 | 1018.6 | 0 | ||||||
| CYOW 190800Z 20003KT 15SM BKN150 14/14 A3007 RMK AC5 SLP186 | ||||||||||||||||
| 5:00 AM | SSW 7 | 15 | SCT140 | 55 | 55 | 55 | 100 | 30.08 | 1018.7 | 0 | ||||||
| CYOW 190900Z 21006KT 15SM SCT140 13/13 A3008 RMK AC3 SLP187 | ||||||||||||||||
| 6:00 AM | SSW 7 | 15 | SCT140 | 55 | 55 | 55 | 100 | 30.08 | 1018.8 | 0 | ||||||
| CYOW 191000Z 21006KT 15SM SCT140 13/13 A3008 RMK AC3 SLP188 | ||||||||||||||||
| 7:00 AM | SSW 5 | 15 | BKN140 | 59 | 59 | 59 | 100 | 30.08 | 1018.8 | 0 | ||||||
| CYOW 191100Z 21004KT 15SM BKN140 15/15 A3008 RMK AC5 SLP188 | ||||||||||||||||
| 8:00 AM | SW 3 | 15 | BKN120 | 64 | 59 | 64 | 83 | 30.07 | 1018.4 | 0 | ||||||
| CYOW 191200Z 23003KT 200V280 15SM BKN120 18/15 A3007 RMK AC6 SLP184 DENSITY ALT 600FT | ||||||||||||||||
| 9:00 AM | SSW 6 | 15 | BKN120 | 66 | 57 | 66 | 73 | 30.06 | 1018.1 | 0 | ||||||
| CYOW 191300Z 19005KT 15SM BKN120 19/14 A3006 RMK AC7 SLP181 DENSITY ALT 800FT | ||||||||||||||||
| 10:00 AM | SSW 7 | 15 | BKN120 | 72 | 57 | 72 | 60 | 30.05 | 1017.7 | 0 | ||||||
| CYOW 191400Z 21006KT 170V260 15SM BKN120 22/14 A3005 RMK AC6 SLP177 DENSITY ALT 1100FT | ||||||||||||||||
| 11:00 AM | SW 8 | 15 | SCT120 BKN140 | 73 | 57 | 73 | 57 | 30.04 | 1017.5 | 0 | ||||||
| CYOW 191500Z 23007KT 190V260 15SM SCT120 BKN140 23/14 A3004 RMK AC3AC3 SLP175 DENSITY ALT 1300FT | ||||||||||||||||
| 12:00 PM | SW 9 | 15 | FEW040 BKN120 | 77 | 54 | 77 | 44 | 30.02 | 1016.7 | 0 | ||||||
| CYOW 191600Z 22008KT 190V250 15SM FEW040 BKN120 25/12 A3002 RMK CU1AC4 SLP167 DENSITY ALT 1500FT | ||||||||||||||||
| 1:00 PM | SSW 10 | 15 | SCT050 SCT120 BKN200 | 77 | 55 | 77 | 47 | 30.01 | 1016.3 | 0 | ||||||
| CYOW 191700Z 21009KT 170V240 15SM SCT050 SCT120 BKN200 25/13 A3001 RMK CU3AC1CI3 SLP163 DENSITY ALT 1600FT | ||||||||||||||||
| 2:00 PM | SSW 8G24 | 15 | SCT055 BKN170 | 79 | 57 | 79 | 48 | 29.99 | 1015.6 | 0 | ||||||
| CYOW 191800Z 21007G21KT 170V250 15SM SCT055 BKN170 26/14 A2999 RMK CU4AC3 SLP156 DENSITY ALT 1700FT | ||||||||||||||||
| 3:00 PM | SW 10G18 | 15 | SCT055 SCT100 BKN250 | 79 | 52 | 79 | 39 | 29.97 | 1015.1 | 0 | ||||||
| CYOW 191900Z 22009G16KT 15SM SCT055 SCT100 BKN250 26/11 A2997 RMK CU3AC1CI2 SLP151 DENSITY ALT 1800FT | ||||||||||||||||
| 4:00 PM | SW 9 | 15 | FEW055 SCT160 BKN250 | 79 | 55 | 79 | 45 | 29.96 | 1014.8 | 0 | ||||||
| CYOW 192000Z 23008KT 15SM FEW055 SCT160 BKN250 26/13 A2996 RMK CU2AC2CI3 SLP148 DENSITY ALT 1700FT | ||||||||||||||||
| 5:00 PM | SSW 7 | 15 | FEW060 SCT210 BKN250 | 79 | 54 | 79 | 42 | 29.94 | 1014.1 | 0 | ||||||
| CYOW 192100Z 21006KT 160V250 15SM FEW060 SCT210 BKN250 26/12 A2994 RMK CU1CC2CI4 SLP141 DENSITY ALT 1800FT | ||||||||||||||||
| 6:00 PM | SW 9 | 15 | BKN180 BKN250 | 79 | 54 | 79 | 42 | 29.94 | 1013.9 | 0 | ||||||
| CYOW 192200Z 23008KT 15SM BKN180 BKN250 26/12 A2994 RMK AC6CI1 SLP139 DENSITY ALT 1700FT | ||||||||||||||||
| 7:00 PM | SSW 6 | 15 | SCT080 BKN140 | 75 | 54 | 75 | 47 | 29.92 | 1013.5 | 0 | ||||||
| CYOW 192300Z 19005KT 15SM SCT080 BKN140 24/12 A2992 RMK AC3AC4 SLP135 DENSITY ALT 1500FT | ||||||||||||||||
| 8:00 PM | SSE 3 | 15 | SCT100 OVC120 | 72 | 59 | 72 | 64 | 29.92 | 1013.3 | 0 | ||||||
| CYOW 200000Z 16003KT 15SM SCT100 OVC120 22/15 A2992 RMK AC3AC5 SLP133 DENSITY ALT 1300FT | ||||||||||||||||
| 9:00 PM | SE 5 | 15 | SCT078 BKN110 | 70 | 59 | 70 | 69 | 29.9 | 1012.7 | 0 | ||||||
| CYOW 200100Z 14004KT 15SM SCT078 BKN110 21/15 A2990 RMK AC3AC4 SLP127 DENSITY ALT 1200FT | ||||||||||||||||
| 9:23 PM | SSE 6 | 15 | SCT070 OVC110 | -RA | 70 | 59 | 70 | 69 | 29.89 | 1012.3 | 0 | |||||
| CYOW 200123Z 15005KT 15SM -RA SCT070 OVC110 21/15 A2989 RMK AC4AC4 SLP123 DENSITY ALT 1200FT | ||||||||||||||||
| 9:48 PM | SSE 6 | 15 | FEW070 OVC110 | 68 | 59 | 68 | 73 | 29.89 | 1012.3 | 0 | ||||||
| CYOW 200148Z 16005KT 15SM FEW070 OVC110 20/15 A2989 RMK AC2AC6 SLP123 DENSITY ALT 1100FT | ||||||||||||||||
| 10:00 PM | S 3 | 15 | OVC100 | 68 | 59 | 68 | 73 | 29.89 | 1012.3 | 0 | ||||||
| CYOW 200200Z 17003KT 15SM OVC100 20/15 A2989 RMK AC8 SLP123 DENSITY ALT 1100FT | ||||||||||||||||
| 10:25 PM | Calm | 15 | SCT060 OVC100 | -RA | 68 | 59 | 68 | 73 | 29.89 | 1012.3 | 0 | |||||
| CYOW 200225Z 00000KT 15SM -RA SCT060 OVC100 20/15 A2989 RMK SC4AC4 SLP123 DENSITY ALT 1200FT | ||||||||||||||||
| 11:00 PM | NNW 6 | 12 | OVC098 | -RA | 70 | 61 | 70 | 73 | 29.9 | 1012.8 | 0 | |||||
| CYOW 200300Z 33005KT 12SM -RA OVC098 21/16 A2990 RMK AC8 SLP128 DENSITY ALT 1200FT | ||||||||||||||||
| 11:19 PM | NNW 8 | 10 | OVC088 | SHRA | 66 | 61 | 66 | 83 | 29.9 | 1012.8 | 0 | |||||
| CYOW 200319Z CCA 34007KT 10SM SHRA OVC088 19/16 A2990 RMK AC8 CVCTV CLD EMBD SLP128 DENSITY ALT 1000FT | ||||||||||||||||
| 11:19 PM | NNW 8 | 10 | OVC090 | SHRA | 66 | 61 | 66 | 83 | 29.9 | 1012.8 | 0 | |||||
| CYOW 200319Z 34007KT 10SM SHRA OVC090 19/16 A2990 RMK AC8 SLP128 DENSITY ALT 1000FT | ||||||||||||||||
| 11:33 PM | N 6 | 10 | OVC110 | -SHRA | 66 | 61 | 66 | 83 | 29.88 | 1012.2 | 0 | |||||
| CYOW 200333Z 35005KT 10SM -SHRA OVC110 19/16 A2988 RMK AC8 PRESFR SLP122 DENSITY ALT 1000FT | ||||||||||||||||
| 11:33 PM | N 6 | 10 | OVC110 | -SHRA | 66 | 61 | 66 | 83 | 29.88 | 1012.2 | 0 | |||||
| CYOW 200333Z CCA 35005KT 10SM -SHRA OVC110 19/16 A2988 RMK AC8 CVCTV CLD EMBD PRESFR SLP122 DENSITY ALT 1000FT | ||||||||||||||||
API: The IEM API webservice that provided data to this page. For more details, see documentation.
Data Notes
- For recent years, this page also optionally shows observations from the MADIS High Frequency METAR dataset. This dataset had a problem with temperatures detailed here.