Author: John Hibler

    March 9, 2018 Summary: The large mass of subtropical moisture we have been tracking the past few days is beginning to move on shore.  There is a low pressure system embedded within this mass which will affect us Saturday and Saturday night, especially from Saturday afternoon.  The fact that this is a subtropical…

March 9, 2018 Summary: A huge mass of subtropical cloud cover is advancing toward the California coast from the southwest.  A low pressure system is embedded within this flow and will reach the central coast early Saturday morning.  Clouds will increase Saturday, leading to a chance of rain during the afternoon.  Rain will be likely…

March 8, 2018 Summary: Abundant sunshine this afternoon along with upper level high pressure over central California and into the Great Basin are driving temperatures well into the 70s.  Satellite imagery indicates the high clouds streaming in from the Pacific Ocean have temporarily ended.  A weak low pressure system will move inland Friday somewhere near…

March 8, 2018 Summary: Upper level high pressure covers the eastern Pacific, most of California, and just off shore.  There remains a considerable amount of high, thin clouds moving over the top of the high and into California, but by and large there will be plenty of sunshine today and Friday.  A peculiar upper level…

  March 7, 2018 Summary: All the mid and high level clouds during the first half of the day are now moving eastward, so mostly sunny conditions will prevail from this point on.  Satellite imagery depicts a huge area of cloud cover covering the eastern Pacific off of Baja and southern California.  There doesn’t appear…

March 7, 2018 Summary: Overcast conditions prevailed last night.  Mid and high level moisture moved in from the west.  It’s being flung eastward by a large low well off the Pacific Northwest coast.  The cloud deck is high with a broken layer of clouds based at about 10,000 feet with a solid layer at 18,000…

March 6, 2018 Summary: Temperatures as of 1:00pm were in the upper 60s to even the lower 70s.  a few locations, especially in Kern County, will zip right up into the mid 70s not only today, but through Friday.  Short term, upper level high pressure is anchored off shore and extends inland over California.  The…

March 6, 2018 Summary: Upper level high pressure continues to build into central California via the eastern Pacific Ocean.  Rapid warming will continue through mid week as highs eclipse the 70 degree mark as early as this afternoon.  There are high clouds overrunning the high which will be visible from time to time.  Nevertheless, abundant…

  March 5, 2018 Summary: The air aloft is significantly warmer than it was 24 hours ago.  Yesterday, the freezing level was between 3,000 and 4,000 feet.  Today, over Oakland the freezing level was 6,000 feet and 6,800 feet over Vandenberg.  This is all indicative of upper level high pressure building in from the eastern…

March 5 2018 Summary: Even though it was cold last night with a  number of locations at or below freezing, a significant warm up will begin today.  Upper level  high pressure will begin to build in from the west.  Surface high pressure is also beginning to build over the Great Basin which, beginning today, will…