Mountain snow report:
Big Bear Mountain will host the USASA's Half-pipe competition this Sunday. The coverage is "excellent" on the open runs and the snow depth is 30-42 inches, according to the resort snow report. High temperatures are expected to be in the 40s on Saturday and Sunday and the weather will be clear. No chains are required on California Highways 38, 18 and 330 leading to Big Bear.
Mammoth Mountain has not received any new snow since Wednesday. The snow depth on the slopes is about 120 inches and all 150 runs are open. The high is expected to be in the high 20s, low 30s and plenty of sunshine is expected on both Saturday and Sunday.
Los Angeles weather report:
Saturday will be partly sunny with a high of 73 degrees and a low of 56. Sunday will also be partly sunny, with a high of 74 and a low of 54 degrees. Winds are expected to stay calm on both days, according to the National Weather Service.
Los Angeles County surf report:
A long period northwest swell will hit the area by Saturday afternoon. By Saturday evening, 6 to 10 foot swells with a period around 20 seconds will cause high surf between 8 and 12 feet to develop along some spots in L.A. County, according to the National Weather Service. Most surf spots however, will see 3-5 foot sets with occasional 6+ waves. The high surf is expected to last until Monday evening.
The map attached is a water quality report for beaches in wet weather from Dec. 28, 2012 to Jan. 28, 2013 compiled from data courtesy of Heal the Bay, a nonprofit environmental group.
Beach grades are based on an A+ to F scale. Grades indicate the likelihood of swimmers becoming ill. Water samples are analyzed for bacteria – enterococcus, total and fecal coliforms. The report does not measure the amount of trash or toxins found at local beaches.
Dark Blue Marker = A+
Light Blue Marker = A
Green Marker = B
Yellow Marker = C
Pink = D
Red Marker = F
Purple Marker = No sample taken
*Note: Grades for Long Beach beaches reflect grades taken during dry conditions.