Author: Trudy Hibler

December 12, 2023                                                                    Summary:   Mostly clear skies led to another chilly night with readings mostly in the upper 20s to the lower 30s. a weak trough of low pressure is working its way through the Great Basin while a sharp ridge of high pressure builds just off shore. The trough eventually will form a cut…

December 11, 2023 Summary:   Temperatures are generally 1 to 3 degrees warmer than 24 hours ago. Readings are mainly in the upper 50s. the high cloud deck that slowed the radiational cooling process has moved off to the southeast, leading to mostly clear skies overnight. In the big picture, a weak trough of low pressure…

December 11, 2023                                                                    Summary:   Variable cloudiness overnight kept temperatures generally in the 30s. these clouds will move east of the region by sometime this afternoon. Mostly clear skies will return tonight through Friday. A trough of low pressure will develop over the Great Basin by Tuesday while a ridge of upper level high pressure builds…

December 9, 2023 Summary:   Variable amounts of high thin clouds can be expected through Monday morning, otherwise mostly clear. Mostly clear to occasionally partly cloudy Monday night through Sunday with patches of night and morning fog and low clouds. Frost:  Variable amounts of high, thin clouds are moving west to east across central California this…

December 10, 2023                                                                    Summary:   A combination of widespread frost and pockets of fog here and there is our weather this morning. Fowler, Ivanhoe, Terra Bella and Porterville have all chilled down to 29 degrees this morning, so no doubt there are isolated cold pockets down to 26 to 27. Very little change is anticipated until…

December 9, 2023 Summary:   After a frosty, and in some cases foggy, start to our day, the last of the low clouds have dissipated from Tulare County with visibilities ranging from 5 miles at Bakersfield to 10 miles at Madera. Through Wednesday, we will go through a routine of areas of fog nights and morning…

December 9, 2023                                                                      Summary:   For the first time in the early fog season, there is extensive fog and low clouds, mainly in Kings and Tulare Counties. Both Hanford and Visalia were down to less than ¼ of a mile visibility at last report. It’s also a frosty morning with temperatures generally in the upper 20s…

December 8, 2023 Summary:   Temperatures as of 1:30 this afternoon are barely 50 degrees at most locations. A low cloud deck rapidly developed during the course of the morning. As of the time of this writing, these clouds covered most of the southern San Joaquin Valley and portions of Fresno and Madera Counties. These low…

December 8, 2023                                                                      Summary:   Central California is sandwiched between building upper level high pressure off shore and a trough of low pressure moving through the Great Basin. This is generating a northwest flow aloft which continues to pump colder air down the valley. The freezing level taken a short time ago over Oakland stood at…

December 6, 2023 Summary:   temperatures are anywhere from 7 to 13 degrees cooler than 24 hours ago. Surface observations are reporting winds out of the northwest from generally 8 to 15 mph with gusts to 25 along the west side. Upslope clouds continue to regenerate against the valley facing slopes of both the southern Sierra…