Category: Forecast

February 3, 2019 Summary: periods of showers continue to rotate across central California, moving from southwest to northeast.  The coverage has increased over the past couple of hours and the first isolated thunderstorms have developed.  One cell is in northwest Madera County while another straddles the Merced/mariposa county line.  The second of three weather systems…

February 3, 2019 Summary:  The center of circulation of the powerful low that pounded California yesterday and last night is  now centered just south of Reno, Nevada.  A very moist west/southwest flow is following this storm which will keep showers going through this evening.  This flow is perfectly aligned with the Sierra Nevada where radar…

Summary: As soon as the front went through, winds almost completely died off for a time and are now generally in the 10 to 20 MPH range.  The strongest wind gust was reported at the CHP office at the bottom of the Grapevine as 12:16 this morning with a gust of 74 MPH.  unconfirmed reports…

February 2, 2019 Summary: This is one of those rare mornings where it’s hard to know just where to begin.  So, we’ll start off with pressure differences.  The pressure as of last report down as 29 Palms was 29.96 inches of mercury while at San Francisco, the pressure was 29.44, a difference of more than…

February 1, 2019 Summary: The first bands of mainly light showers are just now beginning to move inland from northern San Luis Obispo County northward into northern California.  Even a few isolated embedded thunderstorms were showing up west of San Francisco but have since decreased in intensity.  This is one of those complex, powerful Pacific…

February 1, 2019 Summary: We are on the verge of a lot of weather over the next four and a half to five days.  A huge trough of low pressure extends from the Gulf of Alaska to off the southern California coast.  There are two main centers to this trough.  The first is off the…

January 31, 2019 Summary:  This compact little low pressure system has pretty much obeyed orders and is now centered near Orange County.  Heaviest precipitation in the valley was over the southwestern corner.  Taft, for example, recorded .92 and Bakersfield just under a half inch.  Much lighter amounts were the rule on the east side of…

January 31, 2019 Summary: The center of circulation of our coastal hugger is roughly 100 miles to the west of Santa Maria at this hour and is moving rather quickly southeastward.  A swath of rain extends along the eastern flank of the low right into central and northern portions of southern California.  Heavy rain and…

January 30, 2019 Summary:  The center of circulation of a low which will skirt just off shore on its southward  journey is roughly 300 miles west of San Francisco.  This will be a classic coastal hugger with the center of circulation only being 50 to 100 miles off shore as it heads southeastward along the…

January 30, 2019 Summary: This will be the last quiet weather day this week as a very temporary ridge of high pressure moves through.  Currently, there is a low pressure system roughly 400 miles off the northern California coast which will become what we call a “coastal hugger”.  In other words, the center of circulation…