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Hurricane Hilary

Rainfall totals: Hilary breaks SoCal records; over 1 foot of rain hits San Bernardino County | LIST

Rainfall totals have reached 13.5 inches in San Bernardino Co. Palm Springs saw more than 3 inches, breaking a seasonal record.

ByBrianna Ruffalo and Alex Meier KABC logo

Monday, August 21, 2023

Rainfall totals released after Hilary soaks SoCal

ABC7 meteorologist Brianna Ruffalo details rainfall totals after Hilary soaked Southern California

LOS ANGELES (KABC) -- Once a Category 4 hurricane, Hilary tore through Southern California with historic rainfall on Sunday, flooding roads and knocking out power.

Rainfall totals from Hilary have reached 13.5 inches in San Bernardino County, and 11.7 inches in the mountains of Riverside County.

LIST: School closures in Southern California

Los Angeles County recorded over 7 inches of rain. Downtown L.A. recorded 2.48 inches of rainfall on Sunday, making it the wettest August day ever in that area, according to the National Weather Service.

Palm Springs saw more than 3 inches, which broke the desert city's all-time daily summer rain record.

San Diego saw 1.82 inches of rain, making Sunday the wettest August day on record in the city, according to ABC News. Plus, Escondido and Cuyamaca saw 2.66 inches and 4.11 inches, respectively, marking the wettest month of August for those regions.

MORE: Coachella Valley inundated with mud, drivers trapped in flash floods

Large swaths of Southern California that bore the brunt of Tropical Storm Hilary include Palm Springs and the rest of the Coachella Valley, where several roads and neighborhoods were inundated with flash flooding and mud flows.

Here are the two-day precipitation totals, according to the National Oceanic and Atmospheric Administration. All measurements in inches.

Los Angeles County Coast & Metro

Data released at 7:15 a.m. PT

Hollywood Reservoir: 4.92
Beverly Hills: 4.80
Leo Carrillo: 4.39
Bel Air: 4.14
Culver City: 3.65
Santa Monica: 3.56
La Downtown: 2.99
Long Beach: 2.62
La Airport: 2.54
Redondo Beach: 2.47
Hawthorne: 2.24

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A person pushes a cart on a flooded street as Tropical Storm Hilary heads north near Palm Springs, California, on Aug. 20, 2023.

David Swanson/AFP via Getty Images

San Fernando Valley

Data released at 7:15 a.m. PT

Van Nuys: 4.70
La Canada Flintridge: 4.52
Northridge: 4.47
Calabasas: 3.98
Porter Ranch Raws: 3.96
Agoura Hills: 3.95
San Rafael Hills: 3.81
Burbank: 3.56
Canoga Park: 3.51
Chatsworth Reservoir: 3.02
Hansen Dam: 2.29
San Gabriel Valley
Morris Dam: 5.76
East Pasadena: 5.74
Eagle Rock Reservoir: 4.70
Sierra Madre: 4.45
Claremont: 4.04
La Verne: 4.01
Alhambra: 3.60
Whittier: 2.81
Pasadena: 2.40
Mt Olive High School: 1.96

Cars sit submerged in floodwaters on the Golden State Freeway as tropical storm Hilary moves through the area on Aug. 20, 2023, in Sun Valley, California.
Justin Sullivan/Getty Images

Santa Clarita Valley

Data released at 7:15 a.m. PT

Saugus: 6.46
Newhall: 5.71
Castaic Junction: 5.47
Del Valle: 5.26
Castaic.: 4.51

Catalina Island

Data released at 7:15 a.m. PT

Catalina Island Raws: 2.91
Avalon Harbor: 1.85

A broken umbrella protrudes from a trash barrel as pedestrians walk down Hollywood Boulevard during Tropical Storm Hilary, Aug. 20, 2023, in Los Angeles.
AP Photo/Chris Pizzello

Los Angeles County Mountains

Data released at 7:15 a.m. PT

Mount Wilson: 8.56
Lewis Ranch: 7.04
Leona Valley Fire Station: 6.97
Crystal Lake: 6.97
Cogswell Dam: 6.69
Santa Anita Dam: 6.53
San Gabriel Dam: 5.98
Mt Baldy: 5.84
Sierra San Antonio Medical Plaza: 5.84
Big Dalton Dam: 5.67
Chilao South: 5.16
Mill Creekl 5.14
Inspiration Point: 5.08
West Fork Heliport: 4.92
Camp 9: 4.86
Whitaker Peak: 4.40
Chilao: 4.37
Tanbark: 4.34
Warm Springs Camp: 4.10
Warm Springs: 4.08
Opids Camp: 3.42
Hungry Valley: 3.38
San Antonio Dam: 2.92
Sandberg: 1.54

Santa Monica Mountains

Data released at 7:15 a.m. PT

Stunt Ranch: 5.08
Sepulveda Cyn At Mulh: 4.91
Topanga: 4.74
Monte Nido: 4.65
Lechuza: 4.03

Antelope Valley

Data released at 7:15 a.m. PT

Lake Palmdale: 5.98
Valyermo: 5.65
Poppy Park: 4.29
Palmdale: 3.94
Saddleback Butte: 3.24
Lancaster: 2.16

Orange County Coastal Areas

Data released at 4:47 a.m. PT

Coto de Caza: 3.07
Alameda Storm Channel: 2.92
Orange Co Reservoir: 2.78
Lower Silverado: 2.76
Brea Olinda: 2.68
Brea: 2.64
Santa Ana Engineering: 2.56
Garden Grove: 2.48
Pico Retarding Basin: 2.48
Yorba Reservoir: 2.44
San Juan Capistrano: 2.44
Bell Canyon: 2.41
Gilbert Retarding Basin: 2.40
Fullerton Creek: 2.36
Fullerton Dam: 2.32
Lower Oso Creek: 2.28
East Garden Grove/Wintersburg: 2.28
Carbon Canyon Dam: 2.22
Laguna Niguel Park: 2.20
San Juan Guard: 2.17
Bee Canyon: 2.09
Huntington Beach: 2.09
Laguna Audubon: 2.08
Costa Mesa: 2.00
Villa Park Dam: 1.97
Westminster Channel: 1.93
Anaheim Hills: 1.85
Yorba Park: 1.82
El Modena-Irvine: 1.81
Villa Park Reservoir: 1.74
Lane Channel: 1.73
Santa Ana Delhi Chnl: 1.73
Laguna Canyon Repeater: 1.69
San Diego Creek @ Campus: 1.69
San Diego Ck @ Culver: 1.65
Peters Canyon Wash:1.58
Corona Del Mar: 1.57

Ventura County Coastal

Data released at 7:15 a.m. PT

California State University Channel Islands: 4.17
Saticoy: 2.52
Oxnard: 1.63
Ventura: 1.44
Oxnard Civic Center: 1.08
Silverstrand Beach: 0.75
La Conchita: 0.48

Ventura County Coastal Valleys

Data released at 7:15 a.m. PT

Rocky Peak: 4.33
Deals Flat: 3.81
Circle X Ranch: 3.78
South Mountain: 3.77
Moorpark: 3.75
Cheeseboro: 3.52
Miller Ranch: 3.42
Thousand Oaks: 3.35
Simi Valley: 3.34
Westlake Village: 3.19
Newbury Park: 3.00

Ventura County Interior Valleys

Data released at 7:15 a.m. PT

Piru: 4.71
Lake Piru: 4.70
Santa Paula: 3.52
Sulphur Mountain: 2.47
Harmon Canyon ..... 2.19
Stewart Canyon: 1.65
Ojai: 1.56
Red Mountain: 1.18
Station Canyon: 0.90
Fillmore: 0.36
Fagan Canyon: 0.04

Ventura County Mountains

Data released at 7:15 a.m. PT

Last Chance: 3.31
Lockwood Valley: 2.95
Chuchupate: 2.57
Nordhoff Ridge: 2.52
Sycamore Canyon: 2.17
Ortega Hill: 2.04
Rose Valley: 1.97
Rose Valley Raws: 1.75
Apache Canyon: 1.38
Matilija Canyon: 1.30
White Ledge Peak: 1.30
Old Man Mountain: 1.22
Matilija Dam: 1.17

MORE: Mud, debris flows inundate San Bernardino mountains amid Hilary

Several communities in the San Bernardino Mountains were inundated with mud and debris flows as Tropical Storm Hilary dumped heavy rains on Southern California.