426 WGUS66 KEKA 230623 FFAEKA Flood Watch National Weather Service Eureka CA 1123 PM PDT Fri Oct 22 2021 .An atmospheric river is forecast to focus over northwestern California during Sunday before shifting southward Sunday night or Monday. Periods of moderate to heavy rainfall are expected with this system on top of areas where soils have been saturated from recent rains. CAZ104-106-108-111-114-231500- /O.CON.KEKA.FA.A.0005.211024T0900Z-211025T1000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Southwestern Humboldt-Southern Humboldt Interior-Southern Trinity- Northeastern Mendocino Interior-Northern Lake- 1123 PM PDT Fri Oct 22 2021 ...FLOOD WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH LATE SUNDAY NIGHT... The Flood Watch continues for * A portion of northwest California, including the following areas, Northeastern Mendocino Interior, Northern Lake, Southern Humboldt Interior, Southern Trinity, and Southwestern Humboldt. * From late Saturday night through late Sunday night * 4 to 6 inches of rain are forecast to fall Sunday for coastal and valley locations, with 5 to 8 inches possible along southwest facing mountains and ridges. Heavy rain combined with saturated soil from recent rains across the mountains will contribute toward possible flooding. Additionally, rain rates during Sunday morning may near threshold values for flash flooding in the August Complex, with hourly rainfall rates possibly reaching 1 to 1.2 inches per hour. * Low lying areas, creeks, streams, culverts, and portions of urban areas may experience flooding due to heavy rainfall. Heavily burned areas may have an increased risk of flash flooding. $$ CAZ105-107-231500- /O.CON.KEKA.FA.A.0005.211024T0900Z-211025T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Northern Humboldt Interior-Northern Trinity- 1123 PM PDT Fri Oct 22 2021 ...FLOOD WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING... The Flood Watch continues for * A portion of northwest California, including the following areas, Northern Humboldt Interior and Northern Trinity. * From late Saturday night through Sunday evening * 3 to 4 inches of rain are forecast to fall Sunday for valley locations, with 4 to 6 inches possible along southwest facing mountains and ridges. Heavy rain combined with saturated soil from recent rains across the mountains will contribute toward possible flooding. Additionally, rain rates during Sunday morning may near threshold values for flash flooding in the River Complex, particularly Coffee Creek with hourly rainfall rates possibly reaching 0.5 to 0.75 inches per hour. Rainfall rates are not currently expected to reach thresholds for the Monument burn scar, although rock and mud slides are possible along with increased runoff. * Low lying areas, creeks, streams, culverts, and portions of urban areas may experience flooding due to heavy rainfall. Heavily burned areas may have an increased risk of flash flooding. $$ CAZ101>103-231500- /O.CON.KEKA.FA.A.0005.211024T0900Z-211025T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- 1123 PM PDT Fri Oct 22 2021 ...FLOOD WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING... The Flood Watch continues for * A portion of northwest California, including the following areas, Coastal Del Norte, Del Norte Interior, and Northern Humboldt Coast. * From late Saturday night through Sunday evening * 1.5 to 3 inches of rain are forecast to fall Sunday in coastal and valley locations, with 3 to 4 inches possible in the coastal mountains. Heavy rain combined with saturated soil from recent rains across the mountains will contribute toward possible small stream and urban flooding. * Low lying areas, creeks, streams, culverts, and portions of urban areas may experience flooding due to heavy rainfall. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch means there is a potential for flooding based on current forecasts. 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. && $$ CAZ109-110-112-113-115-231500- /O.CON.KEKA.FA.A.0005.211024T0900Z-211025T1000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Mendocino Coast-Northwestern Mendocino Interior- Southwestern Mendocino Interior-Southeastern Mendocino Interior- Southern Lake- 1123 PM PDT Fri Oct 22 2021 ...FLOOD WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH LATE SUNDAY NIGHT... The Flood Watch continues for * A portion of northwest California, including the following areas, Mendocino Coast, Northwestern Mendocino Interior, Southeastern Mendocino Interior, Southern Lake, and Southwestern Mendocino Interior. * From late Saturday night through late Sunday night * 4 to 6 inches of rain are forecast to fall Sunday for coastal and valley locations, with 5 to 8 inches possible along southwest facing mountains and ridges. Heavy rain combined with saturated soil from recent rains across the mountains will contribute toward possible flooding. * Low lying areas, creeks, streams, culverts, and portions of urban areas may experience flooding due to heavy rainfall. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch means there is a potential for flooding based on current forecasts. You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$