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California Flood Stories

3,441 first-hand accounts of flood events in California, ranked by impact. Each is a NOAA-written narrative of the moment.

Flash Flood

San Bernardino, CA · Sep 8, 2015

Subtropical moisture from the remnants of Hurricane Linda brought widespread showers to most of the area, deserts included. The first isolated thunderstorm developed on the 6th in San Diego County as a moisture surge in monsoon warm upper level flow arrived.

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Flash Flood

San Bernardino, CA · Sep 9, 2015

Subtropical moisture from the remnants of Hurricane Linda brought widespread showers to most of the area, deserts included. The first isolated thunderstorm developed on the 6th in San Diego County as a moisture surge in monsoon warm upper level flow arrived.

Read the full account →
Flash Flood

Riverside, CA · Sep 9, 2015

Subtropical moisture from the remnants of Hurricane Linda brought widespread showers to most of the area, deserts included. The first isolated thunderstorm developed on the 6th in San Diego County as a moisture surge in monsoon warm upper level flow arrived.

Read the full account →
Flash Flood

Orange, CA · Sep 9, 2015

Subtropical moisture from the remnants of Hurricane Linda brought widespread showers to most of the area, deserts included. The first isolated thunderstorm developed on the 6th in San Diego County as a moisture surge in monsoon warm upper level flow arrived.

Read the full account →
Flash Flood

Orange, CA · Sep 15, 2015

A broad upper level Pacific trough moved through the West Coast on September 14-15 and tapped into remnant tropical cyclone Linda moisture west of the California Bight. Widespread and locally heavy rainfall developed across the entire CWA with 1 to 2 inches of rainfall common.

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Flash Flood

Orange, CA · Sep 15, 2015

A broad upper level Pacific trough moved through the West Coast on September 14-15 and tapped into remnant tropical cyclone Linda moisture west of the California Bight. Widespread and locally heavy rainfall developed across the entire CWA with 1 to 2 inches of rainfall common.

Read the full account →
Flash Flood

San Bernardino, CA · Jul 19, 2015

Considerable moisture from Hurricane Dolores to the south, along with monsoon moisture from the southeast resulted in widespread showers and thunderstorms over most of the HSA for the 17th-19th.

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Flash Flood

Riverside, CA · Jul 17, 2015

Considerable moisture from Hurricane Dolores to the south, along with monsoon moisture from the southeast resulted in widespread showers and thunderstorms over most of the HSA for the 17th-19th.

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Flash Flood

San Bernardino, CA · Jul 19, 2015

Considerable moisture from Hurricane Dolores to the south, along with monsoon moisture from the southeast resulted in widespread showers and thunderstorms over most of the HSA for the 17th-19th.

Read the full account →
Flash Flood

San Diego, CA · Jul 19, 2015

Considerable moisture from Hurricane Dolores to the south, along with monsoon moisture from the southeast resulted in widespread showers and thunderstorms over most of the HSA for the 17th-19th.

Read the full account →
Flash Flood

Riverside, CA · Aug 1, 2017

The month began with a ridge of high pressure over the Great Basin and moderate easterly flow in the mid and upper levels. This allowed monsoon moisture to surge into the southern half of California August 1st-3rd.

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Flash Flood

San Diego, CA · Aug 3, 2017

The month began with a ridge of high pressure over the Great Basin and moderate easterly flow in the mid and upper levels. This allowed monsoon moisture to surge into the southern half of California August 1st-3rd.

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Flood

Riverside, CA · Jan 30, 2015

A vigorous Pacific low pressure system spread copious amounts of moisture northward and into southeastern California during the morning hours on January 30th. As a result, widespread showers occurred over eastern Riverside county, and they produced locally heavy rainfall.

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Flood

San Bernardino, CA · Jun 12, 2015

An upper-level trough developed along the central California coast and dropped south before moving inland over the high desert of southern California during the afternoon.

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Flood

San Bernardino, CA · Jul 30, 2015

July rounded out with another shot of monsoon moisture and thunderstorms as high pressure shifted back westward over the Four Corners on the 29th and 30th. The main drivers for storms were terrain and outflow boundary collisions.

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Flood

Sonoma, CA · Feb 6, 2015

A strong winter storm finally impacted California following up on nearly a month and a half of no rain and the driest January on record. The storm brought heavy rain, gusty winds, and damage to trees and power lines along with some minor flooding of urban areas.

Read the full account →
Flood

San Mateo, CA · Feb 6, 2015

A strong winter storm finally impacted California following up on nearly a month and a half of no rain and the driest January on record. The storm brought heavy rain, gusty winds, and damage to trees and power lines along with some minor flooding of urban areas.

Read the full account →
Flood

Sonoma, CA · Feb 6, 2015

A strong winter storm finally impacted California following up on nearly a month and a half of no rain and the driest January on record. The storm brought heavy rain, gusty winds, and damage to trees and power lines along with some minor flooding of urban areas.

Read the full account →
Flood

Alameda, CA · Feb 6, 2015

A strong winter storm finally impacted California following up on nearly a month and a half of no rain and the driest January on record. The storm brought heavy rain, gusty winds, and damage to trees and power lines along with some minor flooding of urban areas.

Read the full account →
Flood

Napa, CA · Feb 6, 2015

A strong winter storm finally impacted California following up on nearly a month and a half of no rain and the driest January on record. The storm brought heavy rain, gusty winds, and damage to trees and power lines along with some minor flooding of urban areas.

Read the full account →
Flood

San Mateo, CA · Feb 6, 2015

A strong winter storm finally impacted California following up on nearly a month and a half of no rain and the driest January on record. The storm brought heavy rain, gusty winds, and damage to trees and power lines along with some minor flooding of urban areas.

Read the full account →
Flood

Santa Clara, CA · Feb 6, 2015

A strong winter storm finally impacted California following up on nearly a month and a half of no rain and the driest January on record. The storm brought heavy rain, gusty winds, and damage to trees and power lines along with some minor flooding of urban areas.

Read the full account →
Flood

Sonoma, CA · Feb 6, 2015

A strong winter storm finally impacted California following up on nearly a month and a half of no rain and the driest January on record. The storm brought heavy rain, gusty winds, and damage to trees and power lines along with some minor flooding of urban areas.

Read the full account →
Flood

Santa Clara, CA · Feb 6, 2015

A strong winter storm finally impacted California following up on nearly a month and a half of no rain and the driest January on record. The storm brought heavy rain, gusty winds, and damage to trees and power lines along with some minor flooding of urban areas.

Read the full account →
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