Category: Forecast

February 23, 2019 Due to circumstances beyond our control, the morning report cannot be issued until midday.  We apologize for any inconveniences.   John and Trudy

February 22, 2019 Summary: Temperatures are quite cool this afternoon considering we have generally clear skies throughout the valley.  Even though temperatures are running in the lower 50s as of 1:00pm, it’s still 2 to 5 degrees warmer than 24 hours ago.  Models for tonight are a bit worrisome.  Widespread upper 20s are expected with…

February 22, 2019 Summary:  The center of circulation of the very cold modified arctic low is now moving into southwest Arizona and heading eastward from there.  In its wake, a weak ridge of u pper level high pressure is now moving in from the eastern Pacific.  This will result in a couple of dry days…

February 21, 2019 Summary: The air mass is currently very cold.  The freezing level at Oakland and Vandenberg was just 3,600 feet.  As of 1:00pm, light snow was being reported at the bottom of the Grapevine with a temperature of 34.  The air mass over the valley portion of Kern County, even in the lowest…

February 21, 2019 Summary:  From a meteorological point of view, this has been an interesting system to watch.  Typically, the heavier precipitation is over the mountains.  This time, it was over the valley floor which was in a deep demarcation zone between slightly milder air to our west and a very cold pool of air…

February 20, 2019 Summary: As of the time of this writing, light showers were moving from northwest to southeast along the Coast Range and the Sierra Nevada with scattered light showers beginning to break out over Merced, San Bernardino, and western Fresno Counties.  The activity over the valley floor was moving southeastward at 35 MPH.…

February 20, 2019 Summary:  Clouds are already increasing ahead of a very cold modified arctic low which is now moving rapidly through Oregon and into northern California.  Doppler radar is indicating scattered light showers are spreading down the Sierra Nevada to just north of Yosemite at this hour with light showers showing up over the…

February 19, 2019 Summary: Absolute wall to wall sunshine this afternoon which will lead to a mostly clear night.  high clouds, however, are already spreading rapidly southward over the Pacific Northwest with the leading edge of the cloud deck as far south as the northern Sacramento Valley.  The modified arctic system itself is just now…

February 19, 2019 Summary:  yet another cold night throughout the valley, although a little milder than expected in Tulare and Kern Counties as lower level persistent cloud cover remained along the foothills far enough out into the valley to blanket the citrus belts.  Tonight will again be cold but with minor moderation in some areas. …

  February 18, 2019 Summary: Freezing levels, according to the latest balloon soundings, continue to be extremely low.  The latest reading over Oakland is 3,800 feet while down the coast at Vandenberg, the reading actually lowered down to 3,700 feet.  Tehachapi, as of 1:00pm, was only 32 degrees.  An extremely cold northerly flow is sliding…