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Get the Alberta, AB local weather forecast by the hour and the next 10 days.
Get the Alberta, AB local weather forecast by the hour and the next 10 days. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways ...
Average trajectory of a clipper. An Alberta clipper, also known as an Alberta low, Alberta cyclone, Alberta lee cyclone, Canadian clipper, or simply clipper, is a fast-moving low-pressure system that originates in or near the Canadian province of Alberta just east of the Rocky Mountains and tracks east-southeastward across southern Canada and the northern United States to the North Atlantic Ocean.
The target lead time for severe thunderstorm watches is typically six hours before the event, whereas watches for winter events have a target lead time of 12 to 24 hours in advance. Watches are intended to raise awareness of the public to the potential for hazardous weather conditions, and typically serve as a lead-up to a warning. [1]
The cone represents the probable position of a tropical cyclone's circulation center, and is made by drawing a set of circles centered at each forecast point—12, 24, 36, 48, and 72 hours for a three-day forecast, as well as 96 and 120 hours for a five-day forecast. The radius of each circle is equal to encompass two-thirds of the historical ...
A bomb cyclone is a storm that strengthens so fast that the central atmospheric pressure plunges 0.71 of an inch (24 millibars) or more in 24 hours or less. The central pressure in Tuesday's bomb ...
Kona Low over Hawaii, an example of a cut-off low from the main core of the jet stream. [1]A cut-off low (or cutoff low), sometimes referred to as the weatherman's woe, is defined by the National Weather Service as "a closed upper-level low which has become completely displaced (cut off) from basic westerly current, and moves independently of that current."
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