3,441 first-hand accounts of flood events in California, ranked by impact. Each is a NOAA-written narrative of the moment.
A nearly stationary cold low pressure system from the Pacific Northwest moved into central California and tropical moisture being fed from the Pacific with a continued atmospheric river set-up, brought thunderstorms and heavy rainfall to the Sierra Nevada Mountains and…
Read the full account →A nearly stationary cold low pressure system from the Pacific Northwest moved into central California and tropical moisture being fed from the Pacific with a continued atmospheric river set-up, brought thunderstorms and heavy rainfall to the Sierra Nevada Mountains and…
Read the full account →A nearly stationary cold low pressure system from the Pacific Northwest moved into central California and tropical moisture being fed from the Pacific with a continued atmospheric river set-up, brought thunderstorms and heavy rainfall to the Sierra Nevada Mountains and…
Read the full account →A nearly stationary cold low pressure system from the Pacific Northwest moved into central California and tropical moisture being fed from the Pacific with a continued atmospheric river set-up, brought thunderstorms and heavy rainfall to the Sierra Nevada Mountains and…
Read the full account →Heavy rain, falling over the Thomas Fire burn scar, resulted in significant mud and debris flows around the community of Montecito. Rain gauges in the area indicating rainfall rates exceeding the USGS thresholds for both 30 minute and 1 hour rainfall.
Read the full account →Two upper level toughs moved through Southern California between the 10th and 14th of December. The stronger of the two impacted the region from the 12th to the 14th. The troughs produced gusty onshore winds, rain, snow, and a few weak thunderstorms.
Read the full account →Two upper level toughs moved through Southern California between the 10th and 14th of December. The stronger of the two impacted the region from the 12th to the 14th. The troughs produced gusty onshore winds, rain, snow, and a few weak thunderstorms.
Read the full account →Two upper level toughs moved through Southern California between the 10th and 14th of December. The stronger of the two impacted the region from the 12th to the 14th. The troughs produced gusty onshore winds, rain, snow, and a few weak thunderstorms.
Read the full account →Two upper level toughs moved through Southern California between the 10th and 14th of December. The stronger of the two impacted the region from the 12th to the 14th. The troughs produced gusty onshore winds, rain, snow, and a few weak thunderstorms.
Read the full account →Two upper level toughs moved through Southern California between the 10th and 14th of December. The stronger of the two impacted the region from the 12th to the 14th. The troughs produced gusty onshore winds, rain, snow, and a few weak thunderstorms.
Read the full account →A very large and cold upper-level low deepened along the West Coast before moving inland directly over southern California. This late-season system brought significant rain and snow showers over and west of the mountains on the 7th and 8th.
Read the full account →A very large and cold upper-level low deepened along the West Coast before moving inland directly over southern California. This late-season system brought significant rain and snow showers over and west of the mountains on the 7th and 8th.
Read the full account →A cold, late-season upper-level low moved inland over southern California on the 14th and 15th, bringing another round of winter storm-like conditions and precipitation.
Read the full account →A cold, late-season upper-level low moved inland over southern California on the 14th and 15th, bringing another round of winter storm-like conditions and precipitation.
Read the full account →Thunderstorms developed across northwestern Riverside county, including Joshua Tree National Park, during the early afternoon hours on August 26th.
Read the full account →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.
Read the full account →Scattered strong thunderstorms developed across portions of eastern Riverside County during the evening hours on July 30th. The stronger storms produced locally heavy rain, with peak rain rates between one and two inches per hour.
Read the full account →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.
Read the full account →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.
Read the full account →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.
Read the full account →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.
Read the full account →An early-season monsoon pattern set up across the southwest U.S., bringing several days of enhanced mid-level moisture from the southeast and enough instability for scattered showers and thunderstorms for the last few days of the month.
Read the full account →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 →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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