Category: Forecast

December 12, 2022 The center of circulation of the powerful storm that pounded California this past weekend is now centered over northern Utah and southern Idaho. The flow around the back side of the low has the winds aloft out of the north. Satellite imagery this afternoon  shows mostly clear skies throughout the entire Sacramento…

December 12, 2022 The last of the shower activity is moving through the valley at this hour and will generally be over by the morning commute. This upcoming week will be much quieter but also colder. Currently, a ridge of upper level high pressure is building northeastward into british Columbia and the gulf of Alaska.…

December 11, 2022 The precipitation pattern this afternoon has definitely been more scattered than the previous 24 hours. Forecast models show one more band of energy moving onshore tonight before we can finally put this one to bed. Most locations on the valley floor north of Kern County have recorded anywhere from .75 to 1.50…

December 11, 2022 Some of the precipitation totals coming out of the Sierra Nevada are nothing short of staggering. Shaver Lake has reported 7.41 inches of rain, Lodgepole 7.08, Yosemite Valley 5.87, with many other locations reporting between 4 and 6 inches. Shaver Lake has reported 38 inches of new snow and Lodgepole 65 inches…

December 10, 2022 A complex low pressure system at the surface is parked just west of the Bay Area this afternoon. A warm front is moving on shore along the central coast while a cold front lags a few hundred miles behind. This whole conglomeration of fronts will cross northern and central California tonight and…

December 10, 2022 A very dynamic storm has already spread precipitation over all of northern California and most of northcentral California. Lift is already playing a role along the Sierra Nevada as very strong winds aloft are being lifted by the mountain range, enhancing the amount of precipitation. Latest precipitation estimates are still calling for…

December 9, 2022 Clouds are beginning to increase from the northwest. These are precursors of a powerful winter storm which will buffet California with strong winds and heavy rain and snow, just about everywhere but the deserts. The surface models are interesting this afternoon. They show tightly wound isobars, which are lines of equal pressure.…

Shortened report due to an early morning health checkup for John. We’ll have the standard report this afternoon.   December 9, 2022 Low pressure is currently intensifying west of Washington state this morning. This storm will be a full blown winter event as it will engulf all of California over the weekend. Like many winter…

December 8, 2022 Clouds are increasing this afternoon ahead of a weakening trough of low pressure off shore. Rain has spread over parts of northern California, however satellite imagery off the central coast shows the cold front weakening. The thrust of the movement is eastward rather than southeastward, so expect no more than sprinkles or…

December 8, 2022 The main challenge this morning is the amount of ground fog. Most of it stretches from west of Bakersfield northward, basically paralleling Highway 99 up to Merced County. There are also pockets of fog elsewhere. Clouds are increasing over northern California ahead of a weak trough of low pressure which will move…