Update: Fire scorches 25 acres in Castaic; Lytle fire is 20 percent contained, record heat persists

A fire near Lytle Creek burned about 75 acres and briefly shut down the southbound Interstate 15 on May 13, 2013.

Updated 5:30 p.m.: Two northbound lanes are now open on the Golden State Freeway in Castaic, according to a live video stream from NBC4. 

The fire is 10 percent contained, reported Los Angeles County Fire Department. Expect traffic delays. 

Updated 4:53 p.m.: County firefighters continue to battle the Lytle Creek fire, which is now at 75 acres and 20 percent contained, according to officials. Full containment is expected Tuesday. 

Updated 4:41 p.m.:  The Castaic fire began with a vehicle that caught fire on the northbound side of the Golden State Freeway at Templin Highway, said an L.A. County Fire spokesperson.

All but one lane of the northbound side of the Golden State Freeway is closed north of Templin in Castaic. 

Updated 4:11 p.m.: A roughly 25-acre brush fire is burning near the northbound Golden State Freeway near Templin Highway in the Castaic area, according to the
Los Angeles County Fire Department.

Paradise Ranch Mobile Home Park was in the path of the fire, NBC4 reported. There is no immediate word on evacuations.

Updated 3:40 p.m.: Officials have re-opened Interstate 15, which was partially closed because of a fire burning near Lytle Creek.

Updated 3:31 p.m.:  San Bernardino County Fire officials tweeted that the Lytle Creek fire's forward progress has been halted, but Interstate 15 remains partially closed.

Updated 3 p.m.: The Lytle Creek fire has now burned about 75 acres with no containment as of 2:50 p.m. Monday, and the southbound Interstate 15 remains closed at Glen Helen Parkway, the U.S. Forest Service told KPCC.

Forest Service spokesman John Miller said the fire was reported at about 1:23 p.m., when it was only about 6 acres big and burning along I-15 on the northbound side.  The fire burned along the I-15 freeway to the Lytle Creek wash, which is acting as a fire break. 

The fire threatened nearby retail stores, including three gas stations and a restaurant at the Sierra exit of the I-15 freeway. Fire officials made workers shelter in place. 

Firefightrers are using air tankers and helicopters to battle the blaze.

Miller said that firefighters seem to be making excellent progress and a lot of the smoke has dissipated.

Updated 2:15 p.m.: A brush fire near Lytle Creek has consumed more than 20 acres and led to the closure of part of Interstate 15 on Monday afternoon, Cal Fire tweeted:

The Los Angeles Times said the fire broke out before 2 p.m.

Separately, City News Service reported that a brush fire broke out this afternoon in Santa
Clarita. Firefighters were sent to the area of Rye Canyon Road and Avenue Stanford about 1:35 p.m., the Los Angeles County Fire Department reported.  The origin of the blaze, which had burned about one acre as of 2 p.m., was unclear.

Temperatures were in the triple digits by Monday afternoon.

UPDATE 2:05 p.m. As the Los Angeles area faced high temperatures, about 5,000 Southern California Edison customers lost power in the Alhambra, Montebello and Commerce areas.

It was restored to 4,100 customers, but remained out for about 900 others. CBS L.A. reports that some schools were also without power. The cause remains under investigation.

Southern California Edison has an updated interactive map of all power outages in the area at this link.

Earlier: Southern California could be in for a second day of record-breaking heat.

The National Weather Service says Los Angeles will have a high of 90 Monday and San Diego will see 85 as a high-pressure system continues to dominate the region.

Several record highs for the day were set on Sunday. Burbank hit 103 at the airport, breaking the old record of 100 set in 1976. Lancaster's 98 was a degree above the 1996 high. Riverside had 103, tying an 1893 record. Records also were broken or tied in Ramona, Chula Vista, Alpine, El Cajon, Camarillo and Sandberg.

The weather service predicts above-normal temperatures through Monday but low pressure will arrive on Tuesday, bringing a cooling trend through the week.