cold front

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Related to cold fronts: Intertropical Convergence Zone

cold front

Meteorol
1. the boundary line between a warm air mass and the cold air pushing it from beneath and behind as it moves
2. the line on the earth's surface where the cold front meets it

cold front

[′kōld ‚frənt]
(meteorology)
Any nonoccluded front, or portion thereof, that moves so that the colder air replaces the warmer air; the leading edge of a relatively cold air mass.

cold front

cold frontclick for a larger image
A front along which cold air replaces warm air by undercutting it. A cold front is the advancing or leading edge of a steep cold wedge of air. A cold front is characterized by cumulus (Cu) and cumulonimbus (Cb) clouds with frequent precipitation in the form of heavy showers.
References in periodicals archive ?
Redfish are much heartier and can be found cruising shorelines right after cold fronts pass through.
The 4 percent increase in pressure that a fish experiences in a major cold front equates to the same pressure change as moving down the water column about 16 inches.
In spring, most birds were recorded stopping over under two synoptic scenarios: one of which was associated with approaching cold fronts and the other with conditions following frontal passage.
And this is the time of the year when sails can be plentiful out of Port Canaveral and Sebastian Inlet, providing we don't get an early bone-chilling cold front.
The snowfall, caused by the cold front covering Japan since last weekend, also forced the operator of Narita airport to close its two runways to remove snow, resulting in the cancellation of 14 flights to and from the facility east of Tokyo, according to Narita International Airport Corp.
The scientists said forecasts of near-freezing temperatures should prompt close surveillance along cold fronts - particularly in areas with lots of poultry farms - to help detect the disease early.
We've got a series of fast-moving cold fronts coming through,'' said Hoffer, who predicted partly cloudy skies Saturday and Sunday, then the possibility of more rain Monday and Tuesday.
Initially, the scientists found that their computer models could have predicted the five seiches associated with strong cold fronts but not the others, which occurred in conjunction with cold fronts marked by gradual changes in wind speed and direction.
Because typical weather conditions in the search area are expected to allow inspections and other operations to be conducted between cold fronts, the company anticipates inspecting all targets of interest during the coming months.
Such complex, multi-cored cold fronts have a history leading to snowy weather, no matter what season, into southern Africa.
Success on the water in January all depends on timing the approach and passing of cold fronts.
Friday's drastic weather change was just another in a string of sweltering days followed by a unseasonable cold fronts that pepper a blanket of moisture in the air and on the parched ground.