Active Weather Alerts
Flash Flood Warning
Issued: 2:46 PM Dec. 24, 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 1245 PM PST. * At 645 AM PST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 0.75 to 1 inch in 1 hour. Additional rainfall amounts of 3 to 6 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... San Bernardino, Fontana, Rialto, Hesperia, I-15 Through The Cajon Pass, northern Rancho Cucamonga, Devore, Silverwood Lake Rec Area, Hwy 18 Between San Bernardino And Crestline and Muscoy. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && FLASH FLOOD...RADAR INDICATED; FLASH FLOOD DAMAGE THREAT...CONSIDERABLE; EXPECTED RAINFALL RATE...0.75-1 INCH IN 1 HOUR
Flash Flood Warning
Issued: 1:51 PM Dec. 24, 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 1145 AM PST. * At 551 AM PST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.75 and 1.5 inches of rain have fallen. The expected rainfall rate is 0.5 to 1 inches in 1 hour. Additional rainfall amounts of 3 to 7 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... Wrightwood, Hwy 2 Between Phelan And Wrightwood, northern Rancho Cucamonga, Hwy 138 Between I-15 And Hwy 2, Pinon Hills, Phelan and San Antonio Heights. 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 likely. The heavy rains will likely trigger rockslides, mudslides and debris flows in steep terrain, especially in and around these areas. && FLASH FLOOD...RADAR INDICATED; FLASH FLOOD DAMAGE THREAT...CONSIDERABLE; EXPECTED RAINFALL RATE...0.5-0.75 INCHES IN 1 HOUR
Flood Watch
Issued: 1:49 PM Dec. 24, 2025 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING... * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of Southwest California, including the following areas, Apple and Lucerne Valleys, Coachella Valley, Orange County Coastal Areas, Orange County Inland Areas, Riverside County Mountains, San Bernardino County Mountains, San Bernardino and Riverside County Valleys-The Inland Empire, San Gorgonio Pass near Banning and Santa Ana Mountains and Foothills. * WHEN...Through this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Mud and debris flow are possible near and in burn scars, including the Airport, Bridge and Line burn scars. * ADDITIONAL DETAILS... - An Atmospheric River will bring widespread moderate to heavy rain to the region today. The heaviest and most widespread rain is expected this morning through evening. Peak rainfall rates of 0.50 to 1 inch per hour are expected. There is a potential for locally heavier hourly rainfall rates to develop with convection embedded in the main rain band or in thunderstorms after the main band passes. Isolated heavy showers could continue into Thursday but impacts from any additional rain are expected to be more localized. Snow levels are expected to remain above 8000 feet during period of heaviest precipitation bringing a heightened risk of mud slides, debris flow, and areas of flash flooding in the San Bernardino county mountains. - https://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. Be alert in the mountains for rockslides and rocks in the road. &&
High Wind Warning
Issued: 10:21 AM Dec. 24, 2025 – National Weather Service
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM PST THURSDAY... * WHAT...South winds 30 to 40 mph through this afternoon with gusts of 55 to 75 mph are expected. Then south 25 to 35 mph with gusts to 50 to 60 mph for tonight into Thursday afternoon. * WHERE...Apple and Lucerne Valleys and San Bernardino County Mountains. The strongest winds are expected along and near the desert slopes of the mountains with isolated gusts to 90 mph through this afternoon. * WHEN...Until 3 PM PST Thursday. * IMPACTS...Damaging winds could blow down trees and power lines. Power outages are possible. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Watch for falling debris and tree limbs. Use caution if you must drive. &&
Local Radar