October 25, 2022 Weak upper level high pressure will be above California today, allowing temperatures to warm a bit above yesterday’s readings. Most locations this afternoon will run in the mid to upper 70s. The air aloft has warmed a great deal over the past 24 hours. Yesterday, the balloon sounding over Oakland was 6,700…
Author: Trudy Hibler
October 24, 2022 report
October 24, 2022 Finally, the air mass settling over central California is more seasonal. Coldest ag stations this morning have dipped into the mid to upper 30s, ranging to the mid to upper 40s, mainly in Kern County. The air aloft is certainly cooler than recent standards. The freezing level over Oakland a short time…
October 22, 2022 report
October 22, 2022 A rapidly moving dry cold front is moving down the valley this morning with considerable cloud cover and a few light showers over the southern Sierra Nevada. The associated trough of low pressure follows the cold front with much cooler air mass. Temperatures will drop from near 90 yesterday into the…
October 21, 2022 report
October 21, 2022 The current ridge of upper level high pressure will remain in place one more day, allowing temperatures in the warmer locations to heat up to near 90. Changes are already occurring over the Pacific Northwest as the jet stream is beginning to buckle and will rapidly dig out a trough of low…
October 20, 2022 report
October 20, 2022 A closed low several hundred miles off the southern California coast continues to toss up some mid and high level clouds from time to time. They may be dense enough to have a minor impact somewhere in the valley. Even so, most locations will end up near 90 this afternoon. We’re still…
October 19, 2022 report
October 18, 2022 There remains an upper low about 500 miles off shore. It’s too far out there to offer any weather of any significance. Fairly weak high pressure continues to cover the western states. At the surface, there’s an off shore flow which will aid in the warming trend. In fact, warmer locations will…
October 18, 2022 report
October 18, 2022 Temperatures are up 2 to 5 degrees over yesterday morning’s readings, signaling the beginning of a warming trend. The trough of low pressure approaching the coast yesterday has been deflected by upper level high pressure over the western states. The trough actually morphed into a closed low well off the southern California…
October 17, 2022 report
October 17, 2022 Yesterday, highs were in the upper 70s to near 80, meaning we actually returned to near average for a change. Today will show a marginal increase in temperatures due to the heavy influx of marine air slowly mixing out. A low pressure trough is approaching the coast. However, forecast charts do not…
October 15, 2022 report
October 15, 2022 The main feature this morning is a cut off low located just off the northern Baja coastline. Otherwise, a weakening ridge of high pressure covers most of the west with a ridge into southern British Columbia. The cut off low will begin to slowly move eastward today. As it does, it will…
October 14, 2022
October 14, 2022 A cut off low remains just west of San Diego this morning. The counterclockwise circulation around the low is creating an easterly flow aloft. It’s still possible scattered showers and thunderstorms may occur over the Kern County mountains and deserts, however the active portion of this storm is too far to the…