Weather

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An American flag pulled from the debris hangs in the staging area at the west side of the mudslide on Highway 530 near mile marker 37, in Arlington, Wash., on Sunday, March 30, 2014. Periods of rain and wind have hampered efforts the past two days, with some rain showers continuing today. Last night, the confirmed fatalities list was updated to 18, with the number of those missing falling from 90 to 30. (AP Photo/Rick Wilking, Pool)

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Search and rescue teams navigate the wet, muddy terrain at the west side of the mudslide on Highway 530 near mile marker 37 on Sunday, March 30, 2014, in Arlington, Wash. Periods of rain and wind have hampered efforts the past two days, with some rain showers continuing today. (AP Photo/Rick Wilking, Pool)

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Two search and rescue dogs meet as they investigate a section of tree roots at the west side of the mudslide on Highway 530 near mile marker 37 on Sunday, March 30, 2014, in Arlington, Wash. Periods of rain and wind have hampered efforts the past two days, with some rain showers continuing today. (AP Photo/Rick Wilking, Pool)

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Firefighters navigate through downed trees as they carry shovels in the muck at the west side of the mudslide on Highway 530 near mile marker 37 on Sunday, March 30, 2014, in Arlington, Wash. Periods of rain and wind have hampered efforts the past two days, with some rain showers continuing today. (AP Photo/Rick Wilking, Pool)

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A sheriff chaplain offers a few words to a rescue worker as he enters the decontamination tent area at the west side of the mudslide on Highway 530 near mile marker 37 in Arlington, Wash., on Sunday, March 30, 2014. Periods of rain and wind have hampered efforts the past two days, with some rain showers continuing today. Last night, the confirmed fatalities list was updated to 18, with the number of those missing falling from 90 to 30. (AP Photo/Rick Wilking, Pool)

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Assorted broken debris sits on a muddy suitcase pulled from the scene at the west side of the mudslide on Highway 530 near mile marker 37 on Sunday, March 30, 2014. Periods of rain and wind have hampered efforts the past two days, with some rain showers continuing today. Last night, the confirmed fatalities list was updated to 18, with the number of those missing falling from 90 to 30. (AP Photo/Rick Wilking, Pool)

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Rescue dog Nexus, muddy from working onsite, strolls the staging area at the west side of the mudslide on Highway 530 near mile marker 37, in Arlington, Wash., on Sunday, March 30, 2014. Periods of rain and wind have hampered efforts the past two days, with some rain showers continuing today. Last night, the confirmed fatalities list was updated to 18, with the number of those missing falling from 90 to 30. (AP Photo/Rick Wilking, Pool)

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Search and rescue teams navigate the wet, muddy terrain at the west side of the mudslide on Highway 530 near mile marker 37 on Sunday, March 30, 2014, in Arlington, Wash. Periods of rain and wind have hampered efforts the past two days, with some rain showers continuing today. (AP Photo/Rick Wilking, Pool)

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Search and rescue teams walk through a field of mud on a path of plywood at the west side of the mudslide on Highway 530 near mile marker 37 in Arlington, Wash., on Sunday, March 30, 2014. Periods of rain and wind have hampered efforts the past two days, with some rain showers continuing today. Last night, the confirmed fatalities list was updated to 18, with the number of those missing falling from 90 to 30. (AP Photo/Rick Wilking, Pool)

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Rescue dog Nexus, muddy from working onsite, is decontaminated via hose after leaving the west side of the mudslide on Highway 530 near mile marker 37 on Sunday, March 30, 2014, in Arlington, Wash. Periods of rain and wind have hampered efforts the past two days, with some rain showers continuing today. (AP Photo/Rick Wilking, Pool)

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Rescue dog Tryon, muddied from the day's work, stands with his handler near the west side of the mudslide on Highway 530 near mile marker 37 in Arlington, Wash., on Sunday, March 30, 2014. Periods of rain and wind have hampered efforts the past two days, with some rain showers continuing today. Last night, the confirmed fatalities list was updated to 18, with the number of those missing falling from 90 to 30. (AP Photo/Rick Wilking, Pool)