Author: Trudy Hibler

August 13, 2022 Upper level high pressure is centered over the Texas pan handle this morning. The extreme western rim of the high is over central California. This will drive temperatures to near the 100 degree mark and above that mark beginning Sunday and lasting for several days. The monsoon’s flow is just to our…

August 12, 2022 Upper level high pressure is centered over Kansas and Colorado this morning while the low off the coast of the Pacific Northwest has moved northward to off the coast of British Columbia. The flow aloft is still barely southwesterly above central California but has turned southerly over southern California, allowing the monsoon…

August 11, 2022 Most locations yesterday were huddled in the mid 90s, just slightly below average for mid August. Today will be the beginning of a slow warming trend which will eventually lead us into a prolonged period of hot weather next week. the big players are a low just to the west of Portland,…

August 10, 2022 The winds aloft have moved from southerly to southwesterly. This has bumped the monsoon eastward into Nevada. All this has been brought on by the slow northward movement of an upper low off the central Oregon coast and the slight eastward shift of upper level high pressure over the Desert Southwest. Pressures…

August 9, 2022 The latest round of monsoon moisture is moving from south to north into central California in the form of variable cloudiness. This will trigger isolated thunderstorms over the mountains and deserts of southern California and the Sierra Nevada this afternoon and evening. Our weather is still being governed by two main features.…

August 8, 2022 Our basic pattern is being governed by two weather systems. First is an upper low just off the northern California coast. The second is upper level high pressure over the Four Corners region. The circulation around the low combined with the flow above the high has again turned the winds aloft southerly.…

August 6, 2022 The burst of monsoon moisture that actually resulted in measurable rain in parts of the valley yesterday has now moved into Nevada. Fresno received .05 yesterday and Hanford .02 with most other locations tallying trace amounts to nothing at all. Shaver Lake picked up .52 and Wishon Dam .43 for the heaviest…

August 5, 2022 Every summer around four or five bouts of monsoon moisture work their way far enough to the west to affect central California. Doppler radar is showing scattered light showers from southeastern Tulare County northward through Fresno, Madera, and Merced Counties. A deep layer of moist air will continue to rotate towards the…

August 4, 2022 We continue to be under the influence of a very active monsoon pattern. upper level high pressure centered over New Mexico and Colorado is generating a south/southeast flow which is moving a great deal of mid and high level moisture up the Sierra Nevada and the mountains and deserts of southern California.…

August 3, 2022 Strong upper level high pressure over the Four Corners area of the Desert Southwest continues to be the governing factor in our weather. Moisture from the monsoon continues to work mainly into southern California, but chunks of cloud cover continue to rotate northward into central California, as well. Daytime heating will continue…