List of Blizzards - RIVERS AIRPORT, MB (1953 to fall 1970)
*Based on Consecutive Hourly Observations*
Date(s) |
Duration |
Type |
Min vis |
Min WC |
Max gust |
Dom wdir |
Event snow |
Dec 12, 1955 |
4 hours |
Blizzard |
200 m |
-19 |
69 km/h |
ESE |
20.6 cm |
Dec 14, 1955 |
4 hours + 4 hours |
Ground blizzard |
Zero |
-32 |
61 km/h |
NW |
Trace |
Nov 25, 1958 |
5 hours |
Ground blizzard |
400 m |
-26 |
84 km/h |
NW |
17.8 cm |
Oct 7-8, 1959 |
6 hours |
Blizzard |
200 m |
-10 |
68 km/h |
NNE |
49.0 cm |
Oct 10, 1959 |
10 hours |
Blizzard |
200 m |
-13 |
97 km/h |
NNW |
16.0 cm |
Apr 26, 1961 |
5 hours |
Blizzard |
Zero |
-15 |
103 km/h |
NW |
20 cm |
Jan 19, 1963 |
5 hours |
Blizzard/Ground |
Zero |
-45 |
77 km/h |
N |
4.8 cm |
Mar 23, 1964 |
5 hours |
Blizzard |
200 m |
-31 |
90 km/h |
N |
4.8 cm |
Nov 27, 1964 |
4 hours |
Blizzard |
200 m |
-31 |
64 km/h |
ENE |
8.4 cm |
Jan 15-16, 1967 |
5 hours |
Blizzard |
Zero |
-38 |
84 km/h |
ENE |
10.2 cm |
Apr 20-21, 1967 |
9 hours |
Blizzard |
200 m |
-16 |
84 km/h |
NNE |
17.3 cm |
Feb 16, 1968 |
12 hours |
Ground blizzard |
200 m |
-45 |
71 km/h |
NW |
0.5 cm |
Feb 10, 1969 |
6 hours |
Blizzard |
Zero |
-23 |
89 km/h |
WNW |
4.1 cm |
Feb 26, 1969 |
4 hours |
Blizzard |
Zero |
-12 |
56 km/h |
ESE |
81.8 cm |
- Duration: 4 hours or longer.
- Visibility: 400 metres or less in 'blowing snow' or 'snow and blowing snow'.
- Sustained wind 40 km/h or stronger.
A ground blizzard is a blizzard where there is predominently no falling snow. The snow on the ground is simply being lifted by the wind.
In the table, 'Blizzard/Ground' means a significant portion of the event was a blizzard (with falling snow) and a ground-blizzard (no falling snow).
***Notes***
- Dec 14, 1955: There was a one hour break of 800 metre visibility, with 4 hours of blizzard before the break and 4 hours after.