Jason Bleier carries his dog Sir, a 13 week-old Pembroke Welsh Corgi, while walking in the snow at Mt. Diablo State Park on Friday, April 5, 2024, near Walnut Creek, Calif. (AP Photo/Noah Berger)
Nolan Johnston, 8, tastes snow as it blankets the ground in Mt. Diablo State Park on Friday, April 5, 2024, near Walnut Creek, Calif. (AP Photo/Noah Berger)
Jason Bleier photographs his dog Sir, a 13 week-old Pembroke Welsh Corgi, while walking in the snow at Mt. Diablo State Park on Friday, April 5, 2024, near Walnut Creek, Calif. (AP Photo/Noah Berger)
Maria Luca and Ben Madej visit Mt. Diablo State Park as snow blankets the ground on Friday, April 5, 2024, near Walnut Creek, Calif. (AP Photo/Noah Berger)
A car ascends Summit Rd. as snow blankets the ground in Mt. Diablo State Park on Friday, April 5, 2024, near Walnut Creek, Calif. (AP Photo/Noah Berger)
Nolan Johnston, 8, makes a snow angel as snow blankets the ground in Mt. Diablo State Park on Friday, April 5, 2024, near Walnut Creek, Calif. (AP Photo/Noah Berger)
Norah Johnston, 6, plays as snow blankets the ground in Mt. Diablo State Park on Friday, April 5, 2024, near Walnut Creek, Calif. (AP Photo/Noah Berger)
Mackenna Palechek, 8, plays in the snow at Mt. Diablo State Park on Friday, April 5, 2024, near Walnut Creek, Calif. At left is sister Morgan Palechek, 9. (AP Photo/Noah Berger)
Jason Bleier carries his dog Sir, a 13 week-old Pembroke Welsh Corgi, while walking in the snow at Mt. Diablo State Park on Friday, April 5, 2024, near Walnut Creek, Calif. (AP Photo/Noah Berger)