Pismo Beach Ocean & Surf Report

Diablo Canyon Power Plant - Ocean/Surf Report for 8/31/2014

SWELL:
Arriving from the Northwest:
Strong to gale force (25- to 38-mph) northwesterly winds will generate a 4- to 6-foot northwesterly (320-degree, deep-water) sea and swell (with a 5- to 9-second period) this afternoon through Monday.

A 3- to 5-foot northwesterly (300-degree, deep-water) swell (with an 8- to 11-second period) is forecast along our coastline on Tuesday through Friday.

Fresh to strong (19- to 31-mph) northwesterly winds will generate a 3- to 5-foot northwesterly (320-degree, deep-water) sea and swell (with a 5- to 9-second period) on Saturday through next Sunday.

Arriving from the South
Today's 1- to 3-foot Southern Hemisphere (215-degree, deep- water) swell (with a 16- to 18-second period) will remain at this height but with a gradually shorter period through Monday.

An intense storm developed about 1,000 miles southeast of New Zealand last Thursday. A 1- to 2-foot Southern Hemisphere (200-degree, deep-water) swell (with a 20- to 22-second period) will arrive along our coastline Thursday, building to 3 to 5 feet (with a 17- to 19-second period) on Friday into Saturday. This swell will gradually decrease next Sunday and Monday.

SEAWATER TEMPERATURE:
Intake Seawater temperatures are forecast to range from 54 and 57 degrees through Monday.

Increasing seawater temperatures will develop on Tuesday through Friday.

SEAWATER VISIBILITY:
Seawater visibility was 11 to 13 feet at the Diablo Canyon Intake.

OUTLOOK for SWELL:
DIR. NW HT. 4-6 PER. 5-9 Monday morning
Remaining at: DIR. NW HT. 4-6 PER. 5-9 Monday afternoon
Remaining at: DIR. NW HT. 4-6 PER. 5-9 Monday night

OUTLOOK for WINDS:
DIR. NW SPEED 5-10 Monday morning
Increasing to: DIR. NW SPEED 15-20 Monday afternoon
Decreasing to: DIR. NW SPEED 5-10 Monday night

EXTENDED OCEAN CONDITION OUTLOOK:
The long-range models do not indicate any high-energy swell events.