extratropical low

extratropical low

[¦ek·strə¦träp·i·kəl ′lō]
(meteorology)
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References in periodicals archive ?
This three-month wet period featured several significant extratropical low pressure systems culminating in a major system crossing the region that resulted in a power blackout across South Australia.
and becoming an extratropical low over the DelMarVa peninsula.
Over the next two days, this extratropical low (a low pressure system that exhibits many of the characteristics of a migratory frontal cyclone--but at middle or higher latitudes) drifted northwestward into Canada.