July 21, 2021 Even though the marine layer is roughly 1,200 feet deep at Monterey, there is enough of an onshore flow to allow modified marine air into the northern half of the valley. Currently, winds at Pacheco Pass are out of the west at 14 MPH, gusting to 23. In the Delta, winds at…
Category: Forecast
July 19, 2021/report
July 19, 2021 The bulk of the monsoon moisture has moved into Nevada and northern California. Nocturnal thunderstorms percolated along the summit of the Sierra Nevada overnight. For you lightning lovers, I’m sorry if you missed it. Here where I live, lightning every .25 second occurs every spring and summer. Upper level high pressure…
July 18, 2021/update
July 18, 2021 The main body of a fairly significant batch of monsoon moisture is currently moving through southern California. Some of the heaviest moisture is now moving through the southern San Joaquin Valley. Doppler radar is indicating scattered showers and isolated thunderstorms over the mountains and deserts of southern California and as far north…
July 17, 2021/report
July 17, 2021 Strong upper level high pressure centered near the Four Corners region is expanding westward into California. The freezing level over Oakland, according to the latest balloon sounding, was near 16,400 feet and it continues to rise. Winds at Travis AFB in the Delta are southwest at just 10 MPH, meaning the marine…
July 16, 2021/report
Thank you once again for your patience. John has been receiving some very powerful chemotherapy and it knocks him on his butt. After his next round on July 28, the oncologist will be scheduling another scan to see how the tumor is progressing. If it’s responding as hoped, we’ll stay the course. However, if there…
July 8, 2021/report
July 8, 2021 On this day in 1905, the high temperature at Fresno reached 115 degrees, a record that stands to this day. The historic high in Bakersfield, by the way, is 117. I don’t anticipate readings of that caliber. Nevertheless, it will be extremely hot with the heat wave peaking Sunday and Monday when…
July 7, 2021/report
We apologize for the shortened report this morning. It’s chemo day number 2 for John and his appointment is early. Thank you so much for your understanding and support. July 7, 2021 Upper level high pressure, as expected, is slowly retrograding towards the west and is centered over southern Utah this morning. the…
July 6, 2021
July 6, 2021 The center of upper level high pressure this morning remains over the Four Corners region with California flanked along the western rim of the high. The main heat belt is still over southern California and the Desert Southwest. There is a 4.6 millibar difference in pressure between Salinas and Fresno. The…
July 5, 2021/report
July 5, 2021 The first half of the week will be hot. The late part of the workweek and well into next week will be extremely hot. Through Wednesday, at the surface, there will be a balancing act. The marine layer is actually fairly deep with a depth of 2,400 feet. However, pressure along the…
July 3, 2021/report
July 3, 2021 A slug of monsoon moisture has worked its way northwestward into central California. The clockwise flow around the high is moving high level subtropical moisture from old Mexico then northwestward into California. Isolated thunderstorms will again be the order of the day over the high Sierra the next couple of afternoons. We…