closed low

closed low

[¦klōzd ′lō]
(meteorology)
A low that may be completely encircled by an isobar or contour line, that is, an isobar or contour line of any value, not necessarily restricted to those arbitrarily chosen for the analysis of the chart.
References in periodicals archive ?
Police closed Low Lane near Stainton, above, and other roads nearby after the crash last night