Heavy snow brought travel delays in the mountains, with nearly 4 feet of snow at and above pass levels. Heavy rain brought ash flows and debris flows over some recently burned areas.

Heavy Snow in WEST SLOPE NORTHERN SIERRA NEVADA, CALIFORNIA
From 29-NOV-18 12:00:00 to 30-NOV-18 23:59:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Heavy snow impacted mountain travel over Sierra passes, with snow totals of nearly 4 feet. Caltrans reported a storm total of 46 of snow measured by Castle Peak along I-80. Kirkwood Ski Resort reported 46, Squaw Alpine 45, Bear Valley 25, Kyburz had 10, with 1 down to Camino, elevation 3100'.

Flash Flood in BUTTE, CALIFORNIA
From 28-NOV-18 00:00:00 to 29-NOV-18 00:00:00 (PST-8)
Location: DURHAM
Flood cause: Heavy Rain / Burn Area
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Flooding caused traffic delays and one hour of road closures on northbound and southbound Highway 99 from Neal Road to Estates Drive in Chico. Sheetflow was reported from heavy rain off of recently burned areas from the Camp Fire.

Flood in BUTTE, CALIFORNIA
From 29-NOV-18 10:02:00 to 29-NOV-18 14:02:00 (PST-8)
Location: PULGA
Flood cause: Heavy Rain / Burn Area
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Storms with heavy rain caused mudslides and debris flows on Highway 70 in the Pulga area. Debris flows clogged drains along the roadway. Trees along on roadway had to be removed. Highway 70 east of the West Branch of the Feather River was closed.

Flood in BUTTE, CALIFORNIA
From 29-NOV-18 12:00:00 to 29-NOV-18 13:58:00 (PST-8)
Location: DURHAM
Flood cause: Heavy Rain / Burn Area
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Heavy rain caused sheet flow from the Camp Fire burn scar, which flooded Highway 99 near Neal Road.

Heavy Snow in MT SHASTA/WESTERN PLUMAS COUNTY, CALIFORNIA
From 29-NOV-18 12:00:00 to 30-NOV-18 23:59:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Heavy snow impacted mountain travel with delays and chain controls. There was 32 of snow reported at Lower Lassen Peak.

Debris Flow in BUTTE, CALIFORNIA
From 28-NOV-18 13:00:00 to 28-NOV-18 21:00:00 (PST-8)
Location: MERLIN
Flood cause: Heavy Rain / Burn Area
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Department of Highways

There were 10 slides into drainage systems along SR70, withing the Camp Fire burned area. The Concow/Pulga area was still under a mandatory evacuation order due to the Camp Fire. An automated gage at Durham reported very heavy rain from 1-2 pm of 1.64 and a second hour between 2-3 pm of 1.80.

Flood in BUTTE, CALIFORNIA
From 29-NOV-18 12:00:00 to 29-NOV-18 14:19:00 (PST-8)
Location: MULLBERRY
Flood cause: Heavy Rain / Burn Area
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Flooding was reported at Honey Run Road and Horse Run Lane in Chico, due to local ponding of water and runoff from the Camp Fire burn scar.

Flood in BUTTE, CALIFORNIA
From 29-NOV-18 12:00:00 to 29-NOV-18 14:36:00 (PST-8)
Location: DURHAM
Flood cause: Heavy Rain / Burn Area
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A vehicle was reported stuck in flood waters up to mirrors in about 3.5 feet of water.

Debris Flow in BUTTE, CALIFORNIA
From 29-NOV-18 13:22:00 to 29-NOV-18 21:00:00 (PST-8)
Location: MULLBERRY
Flood cause: Heavy Rain / Burn Area
Property damage: 100.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The Butte County Sheriff's Office issued an evacuation order for Honey Run Road due to flooding, from the 200 block to Skyway including Horse Run Lane. Nearly 100 cars were trapped for at least an hour on Honey Run Road, as two separate debris flows and flooding blocked cars from evacuating safely. Officials from the Butte County Sheriff���s Office confirmed the backup was up to two miles long. An automated gage at Durham reported very heavy rain from 1-2 pm of 1.64 and a second hour between 2-3 pm of 1.80.
Water rescuers were later called out to Honey Run Road in the lower area of Butte Creek Canyon after a white Jeep Cherokee was reported floating down Butte Creek.
The U.S. Army mobilized 19 high water vehicles to rescue the people who were trapped. Evacuation warnings were in place for the Hamlin Canyon and Lower Neal zones, and on the west side of the county at Hegan Lane south to Highway 162 to the Sacramento River.