Notices

What’s New in latest Release from January 14th 2021:

·       In Historical Hourly Data Report, users can switch between Local Standard Time (LST) and Universal Time Coordinates (UTC) time.

·       In Historical Hourly Data Report, we have an addition of a new column to display hourly precipitation data for the stations where the data are available, from 2001 onwards.

·       Expanded the Search Options of the Canadian Historical Weather Radar, users now able to select 24 hours (1 image every hour) image viewing duration.

Please note that the IDF dataset is available through this link: Intensity-Duration-Frequency (IDF) Files .

Hourly Data Report for January 17, 2021

OTTAWA INTL A
ONTARIO
Current Station Operator: NAVCAN

45°19'00.000" N
75°40'00.000" W
114.90 m
6106001
71628
YOW

Download Data

Hourly Data (January 2021)
Hourly Data Report for January 17, 2021
TIME
LST
Temp Definition
°C
Dew Point Definition
°C
Rel Hum Definition
%
Precip. Amount Definition
mm

Wind Dir Definition
10's deg

Wind Spd Definition
km/h
Visibility Definition
km
Stn Press Definition
kPa
Hmdx Definition


Wind Chill Definition


Weather Definition


00:00 -0.2 -0.4 99   26 12 6.4 97.62   -4 Snow
01:00 -0.1 -0.3 98   25 14 8.1 97.60   -4 Snow
02:00 0.0 -0.2 98   25 16 8.1 97.61   -5 Snow
03:00 0.1 -0.5 95   26 19 11.3 97.64     LegendNANA
04:00 0.1 -0.7 94   27 20 12.9 97.68     Snow Showers
05:00 -0.1 -1.1 93   26 22 8.1 97.70   -6 Snow Showers
06:00 -0.5 -1.3 94   27 21 12.9 97.75   -6 Snow Showers
07:00 -0.6 -1.5 94   27 25 16.1 97.81   -7 Freezing Drizzle
08:00 -1.1 -2.3 91   27 25 16.1 97.91   -7 Freezing Drizzle
09:00 -1.4 -2.7 91   27 22 9.7 98.00   -7 Snow
10:00 -1.4 -3.0 89   28 23 12.9 98.10   -7 Snow
11:00 -2.1 -4.2 86   27 27 16.1 98.17   -9 Snow
12:00 -2.6 -5.5 80   29 31 24.1 98.22   -10 Blowing Snow
13:00 -2.8 -5.9 79   29 34 24.1 98.27   -11 Blowing Snow
14:00 -2.8 -5.7 80   28 22 24.1 98.34   -9 Blowing Snow
15:00 -3.3 -6.6 78   28 26 24.1 98.42   -10 Blowing Snow
16:00 -3.9 -7.0 79   29 25 24.1 98.55   -11 Mostly Cloudy
17:00 -4.2 -7.3 79   29 30 16.1 98.64   -12 LegendNANA
18:00 -4.2 -7.5 78   28 28 24.1 98.70   -12 LegendNANA
19:00 -4.8 -7.7 80   28 21 24.1 98.76   -11 Mostly Cloudy
20:00 -5.1 -7.8 81   27 17 24.1 98.82   -11 LegendNANA
21:00 -5.0 -8.0 80   27 19 24.1 98.83   -11 LegendNANA
22:00 -5.2 -8.5 78   28 33 24.1 98.85   -14 Cloudy
23:00 -5.8 -9.2 77   29 28 24.1 98.86   -14 LegendNANA

Notes on Data Quality.

Legend

  • E = Estimated
  • M = Missing
  • NA = Not Available*
  • [empty] = Indicates an unobserved value
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