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Friday, March 6, 2020

Air Masses: Warm Fronts

We realize that weather that arrives with cold fronts come in ready for battle against a warm front. The clouds come in cold, fast and dense pushing the warm air up and out of the way.


A warm front on the other hand, is much different when it arrives to the party.


The warm air can't move the cold air out of the way, so it slides on top of the colder air.  Warm fronts move slowly, the particles are not in a rush to push the cold air out, because they can't.  They are weak and expanded...Okay, warm air is moist and expanded.  Because these fronts move slowly, the storms last longer and can provide much more precipitation. 



Flooding can be a consequence of a warm front.  Sometimes rain will last for hours, or a few days...


When a warm front passes, the temperatures remain warm.  Winds are light or moderate.  So warm fronts are really pretty weak compared to cold fronts.  


Cloud types that come along with a warm front look like this:


Yep, kind of interesting if you like thin wispy clouds...If you hate long rainy periods...you probably won't be a fan of warm fronts.  They bring lots, and lots, and lots of moisture...





2 comments:

  1. I think its cool that warm fronts are the clouds actually dropping the moisture.

    ReplyDelete
  2. What is an altostratus. It sounds like a layer of the atmosphere.

    ReplyDelete