Homes threatened as fire spreads near California ski resort

International Firefighting Experts Join the Fight to Contain Wildfires


BIG BEAR LAKE, Calif. (AP) — Planes and helicopters are making major liquid drops on a wildfire that broke out near a ski resort in the San Bernardino Mountains, bringing the first gains against the blaze.

The U.S. Forest Service says the fire that broke out Sunday afternoon near Snow Summit Ski Resort south of Big Bear Lake has forced evacuation orders for about 400 homes, many of them cabins and vacation houses.

SEE ALSO: Raging Washington wildfires grow by 100 square miles

It has grown to 100 acres, but it is 20 percent contained.

Water cannons from the ski resort usually used for making snow are being pointed toward the fire.

Conditions in the area are warm and dry but not extreme for fire danger.

See photos of the Rocky Fire:

25 PHOTOS
Lake County, California 'Rocky Fire' wildfires
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Homes threatened as fire spreads near California ski resort
CLEARLAKE, CA - AUGUST 03: A Cal Fire firefighter is silhouetted by his headlamp as he monitors a backfire while battling the Rocky Fire on August 3, 2015 near Clearlake, California. Nearly 3,000 firefighters are battling the Rocky Fire that has burned over 60,000 acres has forced the evacuation of 12,000 residents in Lake County. The fire is currently 12 percent contained and has destroyed at least 14 homes. 6,300 homes are threatened by the fast moving blaze. (Photo by Justin Sullivan/Getty Images)
CLEARLAKE, CA - AUGUST 03: A Cal Fire firefighter walks by burned out trees during a backfire operation to head off the Rocky Fire on August 3, 2015 near Clearlake, California. Nearly 3,000 firefighters are battling the Rocky Fire that has burned over 60,000 acres has forced the evacuation of 12,000 residents in Lake County. The fire is currently 12 percent contained and has destroyed at least 14 homes. 6,300 homes are threatened by the fast moving blaze. (Photo by Justin Sullivan/Getty Images)
CLEARLAKE, CA - AUGUST 03: A Cal Fire firefighter moves away from a tall flame as he uses a drip torch to burn dry grass during a backfire operation to head off the Rocky Fire on August 3, 2015 near Clearlake, California. Nearly 3,000 firefighters are battling the Rocky Fire that has burned over 60,000 acres has forced the evacuation of 12,000 residents in Lake County. The fire is currently 12 percent contained and has destroyed at least 14 homes. 6,300 homes are threatened by the fast moving blaze. (Photo by Justin Sullivan/Getty Images)
CLEARLAKE, CA - AUGUST 03: A Long Beach Fire Department fire captain uses a flare to burn dry grass during a backfire operation to head off the Rocky Fire on August 3, 2015 near Clearlake, California. Nearly 3,000 firefighters are battling the Rocky Fire that has burned over 60,000 acres has forced the evacuation of 12,000 residents in Lake County. The fire is currently 12 percent contained and has destroyed at least 14 homes. 6,300 homes are threatened by the fast moving blaze. (Photo by Justin Sullivan/Getty Images)
Firefighter Joe Darr douses flames of the Rocky fire along Highway 20 near Clearlake, California on August 2, 2015. Thousands of firefighters battled raging wildfires on August 2 in drought-parched California, where officials evacuated entire neighborhoods and closed miles of highway in the path of the inferno, which has claimed at least one life. AFP PHOTO / JOSH EDELSON (Photo credit should read Josh Edelson/AFP/Getty Images)
Cal Fire firefighters watch a back burn while fighting the Rocky fire off highway 20 near Clear Lake, California on August 2, 2015. The fire has charred more than 27,000 acres, and is currently only 5% contained. (Photo credit Josh Edelson/AFP/Getty Images)
Brush and trees burn during the Rocky fire off highway 20 near Clear Lake, California on August 2, 2015. The fire has charred more than 27,000 acres, and is currently only 5% contained. (Photo credit Josh Edelson/AFP/Getty Images)
A Cal Fire firefighter leads a group of inmate firefighters during a burn operation to head off the Rocky Fire on August 2, 2015 near Clearlake, California. Over 1,900 firefighters are battling the Rocky Fire that has burned over 46,000 acres since it started on Wednesday afternoon. The fire is currently five percent contained and has destroyed at least 14 homes. (Photo by Justin Sullivan/Getty Images)
Inmate firefighters march along highway 20 as they monitor a burn operation to head off the Rocky Fire on August 2, 2015 near Clearlake, California. Over 1,900 firefighters are battling the Rocky Fire that has burned over 46,000 acres since it started on Wednesday afternoon. The fire is currently five percent contained and has destroyed at least 14 homes. (Photo by Justin Sullivan/Getty Images)
A Cal Fire truck is driven away from flames as the Rocky fire burns near Clear Lake, California on August 2, 2015. The fire has charred more than 27,000 acres, and is currently only 5% contained. (Photo credit Josh Edelson/AFP/Getty Images)
Cal Fire firefighters watch a large plume of smoke as it rises from the Rocky Fire on August 1, 2015 near Clearlake, California. Over 1,900 firefighters are battling the Rocky Fire that burned over 22,000 acres since it started on Wednesday afternoon. The fire is currently five percent contained and has destroyed at least 14 homes. (Photo by Justin Sullivan/Getty Images)
Oceanside Fire Department captain Greg DeAvila monitors a burn operation to head off the Rocky Fire on August 2, 2015 near Clearlake, California. Over 1,900 firefighters are battling the Rocky Fire that has burned over 46,000 acres since it started on Wednesday afternoon. The fire is currently five percent contained and has destroyed at least 14 homes. (Photo by Justin Sullivan/Getty Images)
Inmate firefighters monitor a burn operation to head off the Rocky Fire on August 2, 2015 near Clearlake, California. Over 1,900 firefighters are battling the Rocky Fire that has burned over 46,000 acres since it started on Wednesday afternoon. The fire is currently five percent contained and has destroyed at least 14 homes. (Photo by Justin Sullivan/Getty Images)
In this long exposure, lights from a car streaks by as flames and a huge plume of smoke rise into the air as the Rocky fire burns near Clear Lake, California on August 2, 2015. The fire has charred more than 27,000 acres, and is currently only 5% contained. (Photo credit Josh Edelson/AFP/Getty Images)
Cal Fire firefighters monitor a backfire ahead of the Rocky Fire on August 2, 2015 near Clearlake, California. Over 1,900 firefighters are battling the Rocky Fire that burned over 22,000 acres since it started on Wednesday afternoon. The fire is currently five percent contained and has destroyed at least 14 homes. (Photo by Justin Sullivan/Getty Images)
Firefighter Joe Darr douses flames of the Rocky fire along Highway 20 near Clearlake, California on August 2, 2015. Thousands of firefighters battled raging wildfires on August 2 in drought-parched California, where officials evacuated entire neighborhoods and closed miles of highway in the path of the inferno, which has claimed at least one life. (Photo credit Josh Edelson/AFP/Getty Images)
The Rocky fire burns near Clear Lake, California on August 2, 2015. The fire has charred more than 27,000 acres, and is currently only 5% contained. (Photo credit Josh Edelson/AFP/Getty Images)
Firefighter Joe Darr douses flames of the Rocky fire along Highway 20 near Clearlake, California on August 2, 2015. Thousands of firefighters battled raging wildfires on August 2 in drought-parched California, where officials evacuated entire neighborhoods and closed miles of highway in the path of the inferno, which has claimed at least one life. (Photo credit Josh Edelson/AFP/Getty Images)
Oceanside Fire Department captain Greg DeAvila shoots a flare into dry brush during a burn operation to head off the Rocky Fire on August 2, 2015 near Clearlake, California. Over 1,900 firefighters are battling the Rocky Fire that has burned over 46,000 acres since it started on Wednesday afternoon. The fire is currently five percent contained and has destroyed at least 14 homes. (Photo by Justin Sullivan/Getty Images)
A large plume of smoke rises from the Rocky Fire on August 1, 2015 near Clearlake, California. Over 1,900 firefighters are battling the Rocky Fire that burned over 22,000 acres since it started on Wednesday afternoon. The fire is currently five percent contained and has destroyed at least 14 homes. (Photo by Justin Sullivan/Getty Images)
Goats run away from their pen after firefighters freed them as the Rocky Fire approaches on July 31, 2015 in Lower Lake, California. Over 900 firefighters are battling the Rocky Fire that erupted to over 15,000 acres since it started on Wednesday afternoon. The fire is currently five percent contained and has destroyed 3 homes. (Photo by Justin Sullivan/Getty Images)
Flames from the Rocky Fire approach a house on July 31, 2015 in Lower Lake, California. Over 900 firefighters are battling the Rocky Fire that erupted to over 15,000 acres since it started on Wednesday afternoon. The fire is currently five percent contained and has destroyed 3 homes. (Photo by Justin Sullivan/Getty Images)
A firefighter monitors flames from the Rocky Fire as it approaches a home on July 31, 2015 in Lower Lake, California. Over 900 firefighters are battling the Rocky Fire that erupted to over 15,000 acres since it started on Wednesday afternoon. The fire is currently five percent contained and has destroyed 3 homes. (Photo by Justin Sullivan/Getty Images)
Flames from the Rocky Fire approach a house on July 31, 2015 in Lower Lake, California. Over 900 firefighters are battling the Rocky Fire that erupted to over 15,000 acres since it started on Wednesday afternoon. The fire is currently five percent contained and has destroyed three homes. (Photo by Justin Sullivan/Getty Images)
Burned trees are seen along a dirt road near where homes were lost as a result of the Rocky fire near Clear lake, California on August 02, 2015. Thousands of firefighters battled raging wildfires Sunday in drought-parched California, where officials evacuated entire neighborhoods and closed miles of highway in the path of the inferno, which has claimed at least one life. Some 6,000 homes were evacuated as 21 large fires burned in the bone-dry western US state, which is in the throes of a historic drought. A total of 121,000 acres (49,000 hectares of land have burned so far, according to figures provided by the state. (Photo credit Josh Edelson/AFP/Getty Images)
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