* WHAT...Flooding caused by excessive rainfall is expected.
* WHERE...San Bernardino County in southern California...
* WHEN...Until 845 AM PDT.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
* ADDITIONAL DETAILS... - At 639 AM PDT, Doppler radar and automated rain gauges indicated heavy rain with hourly rates 0.40-0.50" per hour. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 0.75 and 1.5 inches of rain have fallen over the past 6 hours. - Additional rainfall amounts of 0.5 to 1 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... San Bernardino, Lake Arrowhead, Hwy 18 Between San Bernardino And Crestline, Crestline, Rimforest, Silverwood Lake Rec Area and Muscoy. - https://www.weather.gov/safety/flood