The last day in October is also the last day of this weather pattern which has resulted in such beautiful fall weather. A developing low in the Gulf of Alaska will slide southward west of British Columbia by later tonight, building a trough of cold low pressure all the way down the California coast. It…
Category: Forecast
October 29, 2022 report
October 29, 2022 Today is the last day of the pattern that has resulted in perfect weather. The back side of that ridge of high pressure is still overhead but is beginning to break down over the Pacific Northwest. Models still show a deep trough of low pressure digging southeastward out of the Gulf of…
October 28, 2022 report
October 28, 2022 In the short term, a ridge of upper level high pressure will dominate our pattern through the weekend. A weak upper air disturbance off shore will throw some mid and high level clouds overhead tonight and Saturday with no active weather for us. Temperatures will warm to very comfortable levels as widespread…
October 27, 2022 report
October 27, 2022 Temperatures on the valley floor are running roughly 2 to 4 degrees cooler than yesterday. Afternoon highs, however, will actually be a tad higher than yesterday due to a ridge of upper level high pressure which is building in from the eastern Pacific. Most locations both today and Friday will run in…
October 26, 2022 report
October 26, 2022 A weak weather system moved through the Pacific Northwest overnight and is now diving southeastward into the Great Basin. This will increase the difference in pressure between the northern California coast and the Great Basin, causing temperatures to drop anywhere from 4 to 7 degrees from yesterday’s reading. Some increase in winds…
October 25, 2022 report
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…
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…