Public record report

Flood Advisory issued September 6 at 1:52PM PDT until September 6 at 7:45PM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Arroyo and small stream flooding caused by excessive rainfall is expected. * WHERE...Eastern Los Angeles County in southwestern California... including the Summit and Bridge burn scars... * WHEN...Until 745 PM PDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry arroyos and dry washes. Minor debris flows may occur in the recent burn scars. Water over roadways. * ADDITIONAL DETAILS... - At 146 PM PDT, Doppler radar and automated rain gauges indicated heavy rain. This will cause arroyo and small stream flooding. Between 0.5 and 0.8 inches of rain have fallen. - Rainfall rates will generally range around 0.25 to 0.33 inch per hour. Isolated rates may reach 0.50 inch per hour for brief periods. - Some locations that will experience flooding include... Wrightwood, Llano, Valyermo, Highway 138 between Llano and the San Bernardin

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Why it mattersCalifornia

* WHAT...Arroyo and small stream flooding caused by excessive rainfall is expected. * WHERE...Eastern Los Angeles County in southwestern California... including the Summit and Bridge burn scars... * WHEN...Until 745 PM PDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry arroyos and dry washes. Minor debris flows may occur in the recent burn scars. Water over roadways. * ADDITIONAL DETAILS... - At 146 PM PDT, Doppler radar and automated rain gauges indicated heavy rain. This will cause arroyo and small stream flooding. Between 0.5 and 0.8 inches of rain have fallen. - Rainfall rates will generally range around 0.25 to 0.33 inch per hour. Isolated rates may reach 0.50 inch per hour for brief periods. - Some locations that will experience flooding include... Wrightwood, Llano, Valyermo, Highway 138 between Llano and the San Bernardin

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What happened

According to National Weather Service’s public record item, Flood Advisory issued September 6 at 1:52PM PDT until September 6 at 7:45PM PDT by NWS Los Angeles/Oxnard CA, * WHAT…Arroyo and small stream flooding caused by excessive rainfall is expected. * WHERE…Eastern Los Angeles County in southwestern California… including the Summit and Bridge burn scars… * WHEN…Until 745 PM PDT. * IMPACTS…Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry arroyos and dry washes. Minor debris flows may occur in the recent burn scars. Water over roadways. * ADDITIONAL DETAILS… - At 146 PM PDT, Doppler radar and automated rain gauges indicated heavy rain. This will cause arroyo and small stream flooding. Between 0.5 and 0.8 inches of rain have fallen. - Rainfall rates will generally range around 0.25 to 0.33 inch per hour. Isolated rates may reach 0.50 inch per hour for brief periods. - Some locations that will experience flooding include… Wrightwood, Llano, Valyermo, Highway 138 between Llano and the San Bernardin

Context

The development sits in VINI’s California file for readers following state policy, regional institutions, courts, markets, public services, and California communities. The original report is linked so readers can check the source account, follow later updates, and compare new coverage against the first published record. The source item is dated 2026-09-06T20:52:00+00:00.

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Primary source: Flood Advisory issued September 6 at 1:52PM PDT until September 6 at 7:45PM PDT by NWS Los Angeles/Oxnard CA via National Weather Service. VINI cites and links the source; it does not reproduce the publisher’s full article text without rights clearance.

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