Another atmospheric river taking aim at the region will arrive overnight Monday and into Tuesday. Click here to see our latest coverage of the next round of severe weather in Northern California.Earlier coverage from over the weekend is below: (Click here to see previous updates from Wednesday and Thursday.)Get Prepared for the StormDownload our app | Track Doppler radar | Real-time traffic map | Watch our most recent newscastCheck the latest forecastShelters available for residents impacted by stormsShare your weather video Check the latest chain controls and road conditions Find sandbag locations How to sign up for emergency alerts, report power outages Check current power outages How to report downed trees, street flooding in SacramentoWhat to put in an emergency kitNorthern California Storm Updates Sunday updates: 9:00 p.m.: Eastbound vehicles on I-80 are required to have chains on unless you have 4-wheel drive with snow tires from Kingvale to Truckee.8:56 p.m.: Traffic has been released over Echo Summit. Chain controls are up at Twin Bridges to Meyers in El Dorado County.8:11 p.m.: Caltrans is holding traffic in both directions over Echo Summit due to spinouts. 7:00 p.m.: According to KCRA 3's weather team, a flash flood is passing through that is just grazing the Tuolumne County area but is headed toward the mountains. 4:00 p.m.: An evacuation warning has been issued for the Rural Patterson and Grayson area along the San Joaquin River.2:40 p.m.: Chain controls have been dropped on Highway 50 and Interstate 80 according to Caltrans. 1:40 p.m.: The National Weather Service confirmed that a brief tornado hit Tuolumne County on Saturday. 10:25 a.m.: Here's a look at some of the videos that viewers sent us showing yesterday's hailstorms. 9:01 a.m.: The backcountry avalanche danger is high today. 8:58 a.m.: Heavenly is delaying its opening.8:55 a.m.: Here's a look at New Melones Lake during yesterday's severe weather. 8:38 a.m.: CalOES says it is prepositioning flood-fighting personnel ahead of the next atmospheric river.Calaveras County:6 Local Government Engines Type 33 Local Government IMT MembersEl Dorado County:3 Local Government Engines Type 31 OES Engines Type 32 Local Government IMT Members2 Local Government Swiftwater Rescue TeamsPlacer County:3 Local Government Engines Type 31 Local Government IMT Member2 Local Government Swift Water Rescue TeamsNevada County:1 Local Government Engine Type 31 Local Government Engine Type 62 OES Engines Type 61 Local Government IMT Member1 Local Government Swift Water Rescue TeamTuolumne County:5 Local Government Engines Type 32 Local Government IMT MembersTahoe Basin:5 Local Government Engines Type 31 Local Government IMT MemberSacramento County:OES: Sacramento Fire Department Swift Water Rescue Team 78:32 a.m.: Weather conditions are looking pretty good for the Shamrock'N half marathon in Sacramento. 8:05 a.m.: Meteorologist Eileen Javora says the biggest chance for thunderstorms today is from the 2 p.m. to 3 p.m. hour. 8 a.m.: Caltrans says that Carson Pass on Highway 88 is closed because of the snow. Sierra chain controls are in effect on parts of I-80 and Highway 50. Track the latest road conditions here. Saturday updates:9:17 p.m.: Traffic has been released over Echo Summit for avalanche control work.8:04 p.m.: Caltrans is holding traffic over Echo Summit for avalanche control work. Chain controls are still in effect. 6:30 p.m.: KCRA 3's Lee Anne Denyer was live from Tuolumne County providing a look at storm damage. 6:00 p.m.: 579 people are without power in Tuolumne County, which is a decline from over 4,000 people who were initially affected by outages. 5:46 p.m.: Here is an update on flooded roads in Sonora. 5:32 p.m.: A mobile home caught fire in Jamestown from downed power lines, Cal Fire said. Two people inside were rescued. This happened just after the tornado warning expired in the area. 5:29 p.m.: Sonora parks are closed because of the extreme weather. 5:20 p.m.: An evacuation warning has been issued for the Riverdale neighborhood in Modesto and surrounding areas. KCRA 3's Michelle Bandur reports. 3:40 p.m.: National Weather Service issued a flash flood warning for the following areas: Copperopolis, Jamestown, Sonora, Tuolumne City, Twain Harte, Soulbyville, Columbia. The warning is valid until 6:15 p.m.3:20 p.m.: KCRA 3 meteorologist Dirk Verdoorn said that Doppler Radar indicated that the warning for Sonora in Tuolumne County expired. 2:40: p.m.: The National Weather Service issued a tornado warning for parts of Tuolumne County. NWS said the warning is valid until 3:15 p.m. 2:15 p.m.: California Highway Patrol Truckee put out a reminder of chain control status in their responding area as of Saturday afternoon.2:00 p.m.: State Route 120 is closed from Hardin Flat Road to South Fork Tuolumne Bridge according to Caltrans. Crews are working to repair the road.1:50 p.m.: KCRA 3's team of meteorologists said that Doppler Radar indicates that the severe thunderstorm warning is in place until 2:45 p.m. for Tuolumne, Calaveras, San Joaquin and Stanislaus counties.12:50 p.m.: The National Weather Service has placed a severe thunderstorm warning on San Joaquin County and Stanislaus County until 1:45 p.m on Saturday.7:28 a.m.: Here's a look at how yesterday's water rescue on the American River unfolded in Sacramento County.7:27 a.m.: More than 1,300 customers are still without power in Nevada County, according to a state dashboard. 7:24 a.m.: Chain controls are up for Sierra travelers. Check the latest road conditions here. Friday updates:10 p.m.: KCRA 3's Melanie Wingo was live from South Lake Tahoe to provide an update on the work being done to clear roads of snow. 6:00 p.m.: KCRA 3's Josie Heart took a look at flooded homes in Tracy.5:08 p.m.: A possible rescue in progress is happening on the American River near the Howe Avenue boat ramp in Sacramento County.4:46 p.m.: Heavenly Resort becomes the latest resort to close tomorrow. 4:36 p.m.: Here's a list of road closures in Calaveras County. 4:26 p.m.: The Stanislaus County Office of Emergency Services has issued an evacuation order for part of the Modesto area east of South 9th Street and west of Avon Street between River Road and the Tuolumne River. That's because the Tuolumne River is still forecast to rise just below flood stage. 4:20 p.m.: Chief Meteorologist Mark Finan says river levels from the storm have receded from earlier forecasts. But another atmospheric storm next week has some rivers forecast again to go above flood stage. We'll have to see what happens, Finan says.4:19 p.m.: Here is video that shows roads flooded in areas of Tracy. 4:01 p.m.: Here's a look at conditions last night on Highway 50, where chain controls have since been lifted after this tweet was sent. 2:59 p.m.: Gov. Newsom has issued an executive order related to using floodwaters to recharge and store groundwater. The order suspends regulations temporarily on permitting to allow water agencies and users to divert flood-stage water for groundwater recharge, the governor's office says. 2:40 p.m.: Northstar says they're closing tomorrow.2:22 p.m.: CHP has a list of roads to avoid in Tracy because of flooding. 2:13 p.m.: LiveCopter 3 is over Folsom Dam, which is releasing 20,000 cubic feet of water per second down the American River. That's up from 12,000 cubic feet per second yesterday.12:23 p.m.: Here's a look at peak wind gusts in our region. 11:32 a.m.: Water releases at Oroville Dam are planned today at noon. 11:30 a.m.: State officials say at least 2 people have been confirmed dead during the storms and 9,400 people are under evacuation orders.10:06 a.m.: State officials are talking about planned flood controls at Oroville Dam.10:05 a.m.: Highway 50 has reopened and there are no chain controls. 9:26 a.m.: Highway 50 is closed in both directions from Twin Bridges to Meyers because of avalanche control. 9:09 a.m.: Here's a look at rain totals so far, and more rain on the way. 9:06 a.m.: KCRA’s Mike TeSelle says a Safeway in Pollock Pines is closed temporarily. A sign on the door blames computer issues.8:52 a.m.: Meteorologist Heather Waldman has a look at reservoir levels.8:49 a.m.: At least the bar is open...8:46 a.m.: KCRA 3's Erin Heft reports from a part of River Road that's flooded in Modesto. 7:20 a.m.: County offices in South Lake Taho are closed due to weather conditions. 6:54 a.m.: 2,712 PG&E customers are without power in El Dorado Hills. Officials with the utility said the outage was caused by the storm that hit the service area Thursday night. 5:39 a.m.: KCRA 3's Brian Hickey says rain over Donner Summit has caused some flooding along I-80, and warns drivers to watch out for standing water collecting around snow and ice-clogged storm drains. 5:38 a.m.: Chain controls have been lifted on westbound Interstate 805:36 a.m.: SMUD's outage map shows 182 customers without power.5:10 a.m.: I-80 eastbound traffic chain controls have been taken down. Chain controls are still in effect on westbound lanes from Donner Lake Interchange to Rainbow Road.4:45 a.m.: PG&E is reporting that 70,738 customers are without power statewide. In Nevada, there are 2,685 customers without power. El Dorado with 2,518, Solano with 1,245, San Joaquin with 141, Placer with 195, and Sacramento with 485 customers.4:23 a.m.: Cosumnes River at Michigan Bar has reached monitor stage at 7.0 ft. Flood stage is 12.0 feet.4:00 a.m: SMUD outages now at 447 total customers. Statewide outages stand at 69,993 total customers. 3:00 a.m.: Meteorologist Tamara Berg says it will be a wet morning commute with some areas of standing water and road debris. Winds are on the way down. Peak gusts 50 mph have already gone through. 12:32 a.m.: Chief Meteorologist Mark Finan has another update on storm conditions and winds.12:09 a.m.: Chief Meteorologist Mark Finan has an update on storm conditions and winds. Download our app for the latestHere is where you can download our app for the latest weather alerts.Track interactive, Doppler radar(App users, click here to see our interactive radar.)Real-time traffic map(App users, click here to see our real-time traffic map.)Follow our KCRA weather team on social mediaChief meteorologist Mark Finan on Facebook and TwitterMeteorologist Tamara Berg on Facebook and TwitterMeteorologist Eileen Javora on FacebookMeteorologist Dirk Verdoorn on FacebookMeteorologist/climate reporter Heather Waldman on Facebook and TwitterWatch our forecasts on TV or onlineHere's where to find our latest video forecast. You can also watch a livestream of our latest newscast here. The banner on our website turns red when we're live.We're also streaming on the Very Local app for Roku, Apple TV or Amazon Fire TV.