California County Alert Archives from the National Weather Service

Humboldt County

COASTAL FLOOD ADVISORY (3 updates)
Areas affected: Northern Coastal Humboldt
Effective: Apr 18 9:20 am	Expired: Apr 19 3:00 am	Duration: 17 hrs 40 mins
Areas affected: Northern Coastal Humboldt
Effective: Apr 19 4:18 am	Expired: Apr 19 12:30 pm	Duration: 8 hrs 12 mins
Areas affected: Northern Coastal Humboldt
Effective: Apr 19 2:44 pm	Expired: Apr 20 4:00 am	Duration: 13 hrs 16 mins

Siskiyou County 2 alerts

WIND ADVISORY (2 updates)
Areas affected: Central Siskiyou County
Effective: Apr 19 2:47 am	Expired: Apr 19 3:15 pm	Duration: 12 hrs 28 mins
Areas affected: Central Siskiyou County
Effective: Apr 19 2:32 pm	Expired: Apr 20 5:00 am	Duration: 14 hrs 28 mins

WINTER WEATHER ADVISORY
Areas affected: Western Siskiyou County; Central Siskiyou County; South Central Siskiyou County
Effective: Apr 19 12:42 pm	Expired: Apr 20 6:00 am	Duration: 17 hrs 18 mins

El Dorado County 2 alerts

WINTER STORM WATCH (2 updates)
Areas affected: Lassen Volcanic National Park; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Apr 19 9:11 am	Expired: Apr 20 5:00 pm	Duration: 1 day 7 hrs 49 mins
Areas affected: Greater Lake Tahoe Area; Greater Lake Tahoe Area
Effective: Apr 19 9:20 am	Expired: Apr 20 9:30 am	Duration: 1 day 0 hrs 10 mins

LAKE WIND ADVISORY
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Greater Lake Tahoe Area
Effective: Apr 19 12:07 pm	Expired: Apr 20 10:00 pm	Duration: 1 day 9 hrs 53 mins

Placer County 2 alerts

WINTER STORM WATCH (2 updates)
Areas affected: Lassen Volcanic National Park; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Apr 19 9:11 am	Expired: Apr 20 5:00 pm	Duration: 1 day 7 hrs 49 mins
Areas affected: Greater Lake Tahoe Area; Greater Lake Tahoe Area
Effective: Apr 19 9:20 am	Expired: Apr 20 9:30 am	Duration: 1 day 0 hrs 10 mins

LAKE WIND ADVISORY
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Greater Lake Tahoe Area
Effective: Apr 19 12:07 pm	Expired: Apr 20 10:00 pm	Duration: 1 day 9 hrs 53 mins

Nevada County 2 alerts

WINTER STORM WATCH (2 updates)
Areas affected: Lassen Volcanic National Park; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Apr 19 9:11 am	Expired: Apr 20 5:00 pm	Duration: 1 day 7 hrs 49 mins
Areas affected: Greater Lake Tahoe Area; Greater Lake Tahoe Area
Effective: Apr 19 9:20 am	Expired: Apr 20 9:30 am	Duration: 1 day 0 hrs 10 mins

LAKE WIND ADVISORY
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Greater Lake Tahoe Area
Effective: Apr 19 12:07 pm	Expired: Apr 20 10:00 pm	Duration: 1 day 9 hrs 53 mins

Plumas County 2 alerts

WINTER STORM WATCH
Areas affected: Lassen Volcanic National Park; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Apr 19 9:11 am	Expired: Apr 20 5:00 pm	Duration: 1 day 7 hrs 49 mins

LAKE WIND ADVISORY
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Greater Lake Tahoe Area
Effective: Apr 19 12:07 pm	Expired: Apr 20 10:00 pm	Duration: 1 day 9 hrs 53 mins

Amador County

WINTER STORM WATCH
Areas affected: Lassen Volcanic National Park; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Apr 19 9:11 am	Expired: Apr 20 5:00 pm	Duration: 1 day 7 hrs 49 mins

Alpine County 2 alerts

WINTER STORM WATCH (2 updates)
Areas affected: Lassen Volcanic National Park; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Apr 19 9:11 am	Expired: Apr 20 5:00 pm	Duration: 1 day 7 hrs 49 mins
Areas affected: Greater Lake Tahoe Area; Greater Lake Tahoe Area
Effective: Apr 19 9:20 am	Expired: Apr 20 9:30 am	Duration: 1 day 0 hrs 10 mins

LAKE WIND ADVISORY
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Greater Lake Tahoe Area
Effective: Apr 19 12:07 pm	Expired: Apr 20 10:00 pm	Duration: 1 day 9 hrs 53 mins

Butte County

WINTER STORM WATCH
Areas affected: Lassen Volcanic National Park; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Apr 19 9:11 am	Expired: Apr 20 5:00 pm	Duration: 1 day 7 hrs 49 mins

Calaveras County

WINTER STORM WATCH
Areas affected: Lassen Volcanic National Park; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Apr 19 9:11 am	Expired: Apr 20 5:00 pm	Duration: 1 day 7 hrs 49 mins

Lassen County 2 alerts

WINTER STORM WATCH
Areas affected: Lassen Volcanic National Park; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Apr 19 9:11 am	Expired: Apr 20 5:00 pm	Duration: 1 day 7 hrs 49 mins

LAKE WIND ADVISORY
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Greater Lake Tahoe Area
Effective: Apr 19 12:07 pm	Expired: Apr 20 10:00 pm	Duration: 1 day 9 hrs 53 mins

Shasta County

WINTER STORM WATCH
Areas affected: Lassen Volcanic National Park; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Apr 19 9:11 am	Expired: Apr 20 5:00 pm	Duration: 1 day 7 hrs 49 mins

Sierra County 2 alerts

WINTER STORM WATCH
Areas affected: Lassen Volcanic National Park; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Apr 19 9:11 am	Expired: Apr 20 5:00 pm	Duration: 1 day 7 hrs 49 mins

LAKE WIND ADVISORY
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Greater Lake Tahoe Area
Effective: Apr 19 12:07 pm	Expired: Apr 20 10:00 pm	Duration: 1 day 9 hrs 53 mins

Tehama County

WINTER STORM WATCH
Areas affected: Lassen Volcanic National Park; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Apr 19 9:11 am	Expired: Apr 20 5:00 pm	Duration: 1 day 7 hrs 49 mins

Tuolumne County

WINTER STORM WATCH (3 updates)
Areas affected: Lassen Volcanic National Park; Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft; Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80; Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50; Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Effective: Apr 19 9:11 am	Expired: Apr 20 5:00 pm	Duration: 1 day 7 hrs 49 mins
Areas affected: Yosemite NP outside of the valley; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP; Sequoia NP
Effective: Apr 19 9:23 am	Expired: Apr 19 6:00 pm	Duration: 8 hrs 37 mins
Areas affected: Yosemite NP outside of the valley; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP; Sequoia NP
Effective: Apr 19 5:35 pm	Expired: Apr 20 2:00 am	Duration: 8 hrs 25 mins

Fresno County

WINTER STORM WATCH (2 updates)
Areas affected: Yosemite NP outside of the valley; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP; Sequoia NP
Effective: Apr 19 9:23 am	Expired: Apr 19 6:00 pm	Duration: 8 hrs 37 mins
Areas affected: Yosemite NP outside of the valley; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP; Sequoia NP
Effective: Apr 19 5:35 pm	Expired: Apr 20 2:00 am	Duration: 8 hrs 25 mins

Madera County

WINTER STORM WATCH (2 updates)
Areas affected: Yosemite NP outside of the valley; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP; Sequoia NP
Effective: Apr 19 9:23 am	Expired: Apr 19 6:00 pm	Duration: 8 hrs 37 mins
Areas affected: Yosemite NP outside of the valley; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP; Sequoia NP
Effective: Apr 19 5:35 pm	Expired: Apr 20 2:00 am	Duration: 8 hrs 25 mins

Mariposa County

WINTER STORM WATCH (2 updates)
Areas affected: Yosemite NP outside of the valley; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP; Sequoia NP
Effective: Apr 19 9:23 am	Expired: Apr 19 6:00 pm	Duration: 8 hrs 37 mins
Areas affected: Yosemite NP outside of the valley; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP; Sequoia NP
Effective: Apr 19 5:35 pm	Expired: Apr 20 2:00 am	Duration: 8 hrs 25 mins

Tulare County

WINTER STORM WATCH (2 updates)
Areas affected: Yosemite NP outside of the valley; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP; Sequoia NP
Effective: Apr 19 9:23 am	Expired: Apr 19 6:00 pm	Duration: 8 hrs 37 mins
Areas affected: Yosemite NP outside of the valley; Upper San Joaquin River; Kaiser to Rodgers Ridge; Kings Canyon NP; Sequoia NP
Effective: Apr 19 5:35 pm	Expired: Apr 20 2:00 am	Duration: 8 hrs 25 mins

Mono County 2 alerts

WINTER STORM WATCH
Areas affected: Mono
Effective: Apr 19 9:20 am	Expired: Apr 20 9:30 am	Duration: 1 day 0 hrs 10 mins

LAKE WIND ADVISORY
Areas affected: Lassen-Eastern Plumas-Eastern Sierra Counties; Greater Lake Tahoe Area; Mono; Greater Lake Tahoe Area
Effective: Apr 19 12:07 pm	Expired: Apr 20 10:00 pm	Duration: 1 day 9 hrs 53 mins

Trinity County

WINTER WEATHER ADVISORY (3 updates)
Areas affected: Northeastern Trinity
Effective: Apr 19 12:25 pm	Expired: Apr 19 11:00 pm	Duration: 10 hrs 35 mins
Areas affected: Northeastern Trinity
Effective: Apr 19 1:09 pm	Expired: Apr 19 11:00 pm	Duration: 9 hrs 51 mins
Areas affected: Northeastern Trinity
Effective: Apr 19 10:52 pm	Expired: Apr 20 7:00 am	Duration: 8 hrs 08 mins