USS GRANVILLE S. HALL YAC-40 NAVAL WEATHER SERVICE FOR OFFICIAL USE ONLY 31 AUGUST 1967 SYNOPTIC SITUATION WEAK HIGH PRESSURE CONTINUES TO PREVAIL TO THE WEST OF THE OPERATING AREA. THE DEEP LOW SOUTH OF ALASKA IS MOVING EAST NORTHEAST AND THE FRONTAL SYSTEM ASSOCIATED WITH THIS LOW IS EXPECTED TO BRING INCREASING SHOWER ACTIVITY TO THE NORTHERN PORTION OF THE OPERATING AREA. HURRICANE KATRINA, AT MIDNIGHT WAS LOCATED ABOUT 600 MILES SOUTHEAST OF GUADALUPE ISLAND MOVING NORTHWEST AT 12 KNOTS. THE HURRICANE IS EXPECTED TO CHANGE TO A WEST TO SOUTHWEST COURSE DURING THE NEXT 48 HOURS. TODAY 0800-1800L SKY/WEATHER: OVERCAST WITH SCATTERED SHOWERS. VISIBILITY: 8-10 MILES BECOMING REDUCED IN SHOWERS TO NEAR 3 MILES. SFC WINDS: NORTHERLY 15-22 KNOTS WITH GUSTS IN SHOWER AREAS TO 28 KNOTS. SEA/SWELL: NORTHERLY 4-6 FEET WITH SWELLS OF 6-8 FEET. MAX TEMP: 69 DEGREES. TONIGHT 1800-0600L SKY/WEATHER: CONTINUED OVERCAST TO CLOUDY WITH SCATTERED SHOWERS IN AREA. VISIBILITY: 5-8 MILES REDUCED BRIEFLY IN SHOWERS TO 1-3 MILES. SFC WINDS: NORTH TO NORTHEAST 18-24 KNOTS WITH GUSTS TO 28-30 KNOTS. SEA/SWELL: NORTH TO NORTHEAST 5-8 FEET. MIN TEMP: 65 DEGREES. OUTLOOK FOR TOMORROW LITTLE CHANGE. WEATHER IN VICINITY OF LP'S MOSTLY CLEAR WITH VISIBILITY 3-5 MILES IN FOG AND HAZE DURING MORNING BECOMING PARTLY CLOUDY WITH CHANCE OF THUNDERSHOWERS LATER TODAY. SURFACE WINDS WEST TO NORTHWEST 10-15 KNOTS WITH GUSTS IN SHOWER AREAS TO 25-30 KNOTS. FORECASTER: R. P. FRANK, AOC