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2007-01-18 06:40:26 · 3 answers · asked by hoopkid139 2 in Science & Mathematics Weather

3 answers

Dear Hoopkid13. I helped you a while ago with warm front definition. Let me try again now with stationary fronts. These fronts are either cold front or warm fronts that have simply stopped moving. This may be due to any number of conditions such as the strength of the air mass behind the front or as it is often the case a blocking ridge of high pressure out ahead of the front prevents it from progressing. I hope this helps a little.

2007-01-18 08:53:43 · answer #1 · answered by 1ofSelby's 6 · 2 0

Stationary Front
a front that is not moving

When a warm or cold front stops moving, it becomes a stationary front. Once this boundary resumes its forward motion, it once again becomes a warm front or cold front. A stationary front is represented by alternating blue and red lines with blue triangles pointing towards the warmer air and red semicircles pointing towards the colder air.



A noticeable temperature change and/or shift in wind direction is commonly observed when crossing from one side of a stationary front to the other.

Stationary fronts occur when neither warm nor cold air advances. The two air masses reach a stalemate. That is what stationary means - that neither front is moving. These type of conditions can last for days, producing nothing but Altocumulus clouds. Temperatures remain stagnant and winds are gentle to nil.

2007-01-18 14:45:29 · answer #2 · answered by Souvik 2 · 1 0

well fronts stal out when there is a sharp contrast in the temperatures on both sides of the front. The contrasts on both sides are so strong that it causes the front to slow or stall, because there's not enough cold air or warm air on either side to move the front. However, with the sharp contrast along, it creates plenty of surface convergence, favorable for heavy thunderstorms (usually flood producers), and they train over the same areas along that stalled frontal boundary where the convergence is best at.

2007-01-18 16:55:05 · answer #3 · answered by Anonymous · 0 1

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