Updates
  • Out/pneumonia Pardon the interruption again, folks. John had been coughing more and more frequently lately. Difficult breathing yesterday resulted in an ambulance ride to the local…
  • May 8, 2024 report May 8, 2024 Summary  High pressure aloft is  located 500 miles off the northern California coast. Low pressure is centered over Wyoming and the Dakotas…
  • May 6, 2024 report May 6, 2024 Summary  An elongated trough of low pressure extends from the Gulf of Alaska to the Pacific Northwest while high pressure is setting…
  • May 4, 2024 report May 4, 2024 Summary  A low pressure center is off the coast of the Pacific Northwest this morning. This low will move southwestward into northern…
  • May 2, 2024 report May 2, 2024 Summary  upper level high pressure is upwelling ahead of a low pressure system located in the northeast Pacific. This will drive temperatures…

August 31, 2022/report

August 31, 2022 A bubble of warm subsiding air will cap the valley for the next week or so, driving temperatures to excessively hot levels. At 5:00am, the temperature was 78 degrees at Sandburg at an elevation of 4,100 feet. Pressure patterns at the surface are just slightly onshore, but not enough to pull any…

August 30, 2022/report

August 30, 2022 It is hard to believe that the possible hottest days of what has been a hot summer are still ahead. Model information  this morning is consistent in putting out readings near 110 at the hottest locations beginning Thursday and lasting through at least the  Labor Day weekend. Blended model information spits out…

August 29, 2022/report

August 29, 2022 Over the weekend, we were blessed with sub 100 degree weather for a change. This will hold through today. A shallow layer of modified marine air will keep readings in the mid to upper 90s this afternoon. That will go out the window Tuesday, however, as a massive high builds over the…

August 27, 2022/report

August 27, 2022 The latest sounding at Monterey indicated the depth of the marine layer is 1,800 feet. Winds in the Delta are sustained at 19mph. Yesterday, Merced had a high of 99 and Los Banos 97 with readings in the lower 100s  in the remainder of the central and south valley. There’s’ just not…

August 26, 2022/report

August 26, 2022 Merced County northward will receive minor relief from the heat due to a shallow burst of marine air. However, south of Merced County, triple digits will continue through Saturday. Currently, there is simply not enough difference in pressure to tug that marine layer inland, even though the marine layer is up to…

August 24, 2022/report

August 24, 2022 California is essentially clear this morning with the exception of the usual fog and low clouds along the coast. The depth of the marine layer at Monterey is around 1,500 feet deep. Today will be the hottest in the series as upper level high pressure resides over northern California. This high is…

August 22, 2022/report

August 22, 2022 This week will be characterized by minor differences in temperatures, but that’s about all. Even though temperatures will remain in triple digits today, it may turn out to be the coolest day of the week. there is a weak low center moving through the Pacific Northwest which will temporarily weaken the high,…

August 20, 2022/report

August 20, 2022 Upper level high pressure stretches from one center over Wyoming westward to another center off the central coast with a warm bubble of subsiding air above us. Temperatures will continue to soar into triple digits. Temperatures yesterday ranged from 102 at Visalia to 108 at Lemoore. Expect similar conditions today. Temperatures may…