Category: Forecast

June 14, 2019 Summary: The marine layer at Monterey this morning is 2,400 feet deep.  That modified sea breeze is now moving through Pacheco Pass where winds are gusting to 35 MPH. Obviously, winds are also moving through the Delta where winds are sustained at 18 MPH, gusting to 29.  Temperatures on the valley floor…

June 13, 2019 Summary: The marine layer at Monterey yesterday at this time had a depth of just 300 feet.  Twenty four hours later, the depth is now 2,100 feet deep.  Satellite imagery indicates a considerable amount of low clouds and fog have returned to the central and northern California coast.  The sea breeze is…

June 12, 2019 Summary: Another hot one is on tap today as readings once again soar into the 103 to 107 degree range.  The main center of upper level high pressure is over northern Baja this morning with a ridge extending northward into the Pacific Northwest.  The air above central California is extremely warm with…

June 11, 2019 Summary: There are two high centers.  To our northwest is a high center off the California/Oregon border with another high center over central Baja.  These two centers interconnect right over California.  Plenty of warm, subsiding air aloft associated with these highs will drive temperatures to near record values today as most locations…

June 10, 2019 Summary: Temperatures are running on the average 7 to 9 degrees higher than 24 hours ago.  Freezing levels have jumped up to 15,000 feet and the marine layer has peeled back to 400 feet along the central coast.  All are key indicators of hot weather ahead.  There are two high centers interconnecting. …

  June 8, 2019 Summary:One more pleasant day before summer rapidly makes its triumphant return and this time stays for a while.  The trough of low pressure which sent temperatures on a nosedive yesterday is now shifting eastward into the Rocky Mountain region.  Relatively strong upper level high pressure over the eastern Pacific will build…

June 7, 2019 Summary: Temperatures this morning are running anywhere from 9 to 15 degrees cooler than 24 hours ago with most locations dropping into the low to mid 50s.  the coolest I could find in ag areas was 49 at Sanger.  Low to mid 80s can be expected this afternoon after the lower 100s…

  June 6, 2019 Summary: The marine layer along the coast is rapidly deepening and is already surging through Pacheco Pass.  Winds there, at last report, were sustained at 22 MPH, gusting to 35.  At Fairfield, winds were sustained at 20 MPH, gusting to 28.  Currently, low pressure has dropped southward out of the Gulf…

June 5, 2019 Summary: Upper level  high pressure is essentially right above us this morning.  Temperatures on the valley floor are anywhere from 3 to 5 degrees warmer than 24 hours ago.  The freezing level has risen to 14,300 feet while the marine layer is 1,200 feet.  Winds at Fairfield in the Delta are southwest…

June 4, 2019 Summary:We will observe a brief look into summer heat over the next 72 hours.  Upper level high pressure is finally building in from the west as that upper low has finally moved into western Arizona.  The freezing level overnight over Vandenberg was 13,100 feet, a good 2,000 feet higher than 24 hours…