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Glaciers remain year-round on some Cascade peaks higher than 7,000 feet (2,100 m) above sea level. [3] Annual snowfall along the coastal plain averages 1 to 3 inches (2.5 to 7.6 cm) a year, including years with none. Further inland, between the Coast Range and the Cascades, snowfall generally averages from 5 to 10 inches (13 to 25 cm) a year.
Areas around Portland reported getting between 3-4 inches of snow in the last 48 hours, according to the NWS' interactive map. Areas southeast and southwest or Portland, such as Cape Elizabeth and ...
The amount of snow received at weather stations varies substantially from year to year. For example, the annual snowfall at Paradise Ranger Station in Mount Rainier National Park has been as little as 266 inches (680 cm) in 2014-2015 and as much as 1,122 inches (2,850 cm) in 1971–1972. [2]
The snow, which is often very light and dry due to the desert climate, is referred to as "The Greatest Snow on Earth" in the mountains. Lake-effect snow contributes to approximately 6-8 snowfalls per year in Salt Lake City, with approximately 10% of the city's precipitation being contributed by the phenomenon. [26]
The map is a colorful one, and it shows that the snowiest month of the year can vary quite a bit from region to region, but February stands out as the biggest snow month for major cities in the ...
Here's when the average coldest day of the year happens in your area. ... please call: 800-290-4726 ... before or after the time shown on the map. For most places in North America, ...
The 6.1 in (15 cm) of snowfall in Portland, Oregon on February 12 ties the airport monthly record of 6.1 in (15 cm) set Feb 19, 1993. [106] The event proved to be historic for the Portland metropolitan area in the month of February. Some areas in Oregon saw up to 1.5 in (38 mm) of ice accretion. [107]
Snowfall data is much less reliable before the 1970s, but starting the data in the 1970s also meant the analysis included some exceptionally snowy years for that part of the US.