Active Weather Alerts
Flood Advisory
Issued: 11:14 PM Jul. 18, 2025 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 603 PM PDT THIS EVENING... * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of Southwest California, including the following county, San Bernardino. * WHEN...Until 603 PM PDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 414 PM PDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 0.25 and 0.75 inches of rain have fallen. - Additional rainfall amounts of 0.25 to 0.75 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Wrightwood, Hwy 2 Between Phelan And Wrightwood, Hwy 138 Between I-15 And Hwy 2, Pinon Hills and Phelan. - https://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Move away from recently burned areas. Life-threatening flooding of creeks, roads and normally dry arroyos is possible. The heavy rains may trigger rockslides, mudslides and debris flows in steep terrain, especially in and around these areas. &&
Flash Flood Warning
Issued: 11:00 PM Jul. 18, 2025 – National Weather Service
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 445 PM PDT THIS AFTERNOON FOR SAN BERNARDINO COUNTY... At 400 PM PDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.75 inches of rain have fallen. The expected rainfall rate is 0.25 inches in 1 hour. Additional rainfall amounts up to 0.25 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Eastern Lucerne Valley and Johnson Valley. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Remain alert for flooding even in locations not receiving rain. Arroyos, streams, and rivers can become raging killer currents in a matter of minutes, even from distant rainfall. && FLASH FLOOD...RADAR INDICATED; FLASH FLOOD DAMAGE THREAT...CONSIDERABLE; EXPECTED RAINFALL RATE...0.25 INCHES IN 1 HOUR
Flash Flood Warning
Issued: 10:57 PM Jul. 18, 2025 – National Weather Service
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 430 PM PDT THIS AFTERNOON FOR SAN BERNARDINO COUNTY... At 357 PM PDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.5 inches of rain have fallen. The expected rainfall rate is 0.25 inches in 1 hour. Additional rainfall amounts up to 0.25 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Apple Valley and Lucerne Valley. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Remain alert for flooding even in locations not receiving rain. Arroyos, streams, and rivers can become raging killer currents in a matter of minutes, even from distant rainfall. && FLASH FLOOD...RADAR INDICATED; FLASH FLOOD DAMAGE THREAT...CONSIDERABLE; EXPECTED RAINFALL RATE...0.25 INCHES IN 1 HOUR
Flash Flood Warning
Issued: 10:54 PM Jul. 18, 2025 – National Weather Service
The National Weather Service in San Diego has issued a * Flash Flood Warning for... San Bernardino County in southern California... * Until 600 PM PDT. * At 354 PM PDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.75 and 1.25 inches of rain have fallen. The expected rainfall rate is 0.75 to 1.25 inches in 1 hour. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... mainly rural areas of San Bernardino County PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route. Remain alert for flooding even in locations not receiving rain. Arroyos, streams, and rivers can become raging killer currents in a matter of minutes, even from distant rainfall. && FLASH FLOOD...RADAR INDICATED; FLASH FLOOD DAMAGE THREAT...CONSIDERABLE; EXPECTED RAINFALL RATE...0.75-1.25 INCHES IN 1 HOUR
Flash Flood Warning
Issued: 10:30 PM Jul. 18, 2025 – National Weather Service
The National Weather Service in San Diego has issued a * Flash Flood Warning for... San Bernardino County in southern California... * Until 530 PM PDT. * At 330 PM PDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.75 and 1.25 inches of rain have fallen. The expected rainfall rate is 0.75 to 1.25 inches in 1 hour. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Lucerne Valley. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route. && FLASH FLOOD...RADAR INDICATED; FLASH FLOOD DAMAGE THREAT...CONSIDERABLE; EXPECTED RAINFALL RATE...0.75-1.25 INCHES IN 1 HOUR
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