Santa Rosa and San Jacinto Mountains National Monument

Flash Flood Warning issued October 11 at 2:18AM PDT until October 11 at 4:15AM PDT by NWS San Diego CA

2:18 AM — 4:15 AM

At 218 AM PDT, Doppler radar indicated 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 inch in 1 hour. Additional rainfall amounts of 0.25 to 0.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by heavy rain. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... Indio, southeastern Palm Springs, Coachella, Palm Desert, Rancho Mirage, Thermal, Hwy 74 Between Anza And Palm Desert, La Quinta and Mecca.

Flash Flood Warning issued October 11 at 1:00AM PDT until October 11 at 5:00AM PDT by NWS Phoenix AZ

1:00 AM — 5:00 AM

FFWPSR The National Weather Service in Phoenix has issued a * Flash Flood Warning for... North Central Imperial County in southeastern California... Riverside County in southern California... * Until 500 AM PDT. * At 100 AM PDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. The expected rainfall rate is 1 to 3 inches in 1 hour. Additional rainfall amounts of 1 to 2 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 indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... North Shore, Bombay Beach and Imperial Hot Mineral Springs.

Flood Watch issued October 10 at 9:16PM PDT until October 11 at 8:00PM PDT by NWS San Diego CA

October 10th, 9:16 PM — 6:15 AM

* 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, Riverside County Mountains, San Bernardino County Mountains, San Diego County Coastal Areas, San Diego County Deserts, San Diego County Mountains, San Diego County Valleys and San Gorgonio Pass near Banning. * WHEN...Through Sunday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Post-Tropical Cyclone Rachel will bring periods of moderate to heavy rain to all of San Diego County, Riverside County mountains and deserts, and San Bernardino County mountains and deserts through late Sunday afternoon. Maximum hourly rainfall rates of 0.50 to 0.60 inches per hour are possible for San Diego Coast and Valleys. Maximum hourly rainfall rates of 0.50 to 0.70 inches per hour are possible across area deserts and 0.70 to 1 inch per hour rates are possible across area mountains. Heaviest rainfall is most likely through early Sunday afternoon. Rainfall will taper off from south to north Sunday. Lingering lighter showers are expected to continue into Monday. - https://www.weather.gov/safety/flood

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