The mountains and higher plateau surfaces are moist and thickly forested. The Rogers Pass was also made impassable by heavy snow on a number of occasions. The February 1989 cold snap proved beneficial to logging operations in B.C. as it allowed the ground to freeze permitting transportation of heavy machinery in order to haul timber from forested areas. The numbers indicate degrees Celsius by which the temperature departs from normal. The animation steps through the data in 10-day increments.
Values shown are departure from normal in millimetres.
The animation steps through the data in 10-day increments. Risk of extreme weather during La Nina. Insufficient data over gray shaded areas. Some of the material on this page originates with organizations not subject to the Official Languages Act and is only available in the language in which it was written.