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TROPICAL STORM FERNANDA ADVISORY NUMBER 12

Issued: 500 AM HST THU AUG 18 2011

Fernanda moving west northwestward steadily

SUMMARY OF 500 AM HST...1500 UTC...INFORMATION

LOCATION: 13.7N 141.0W
ABOUT 1040 MI ESE OF SOUTH POINT HAWAII
MAXIMUM SUSTAINED WINDS: 65 MPH
PRESENT MOVEMENT: WNW OR 300 DEGREES AT 13 MPH
MINIMUM CENTRAL PRESSURE: 994 MB or 29.35 INCHES

WATCHES AND WARNINGS

There are no coastal watches or warnings in effect.

DISCUSSION AND 48-HOUR OUTLOOK

At 500 am HST, 1500 UTC, the center of tropical storm Fernanda was located near latitude 13.7 north, longitude 141.0 west. Fernanda is moving toward the west-northwest near 13 mph. Forward speed is not expected to change but direction of movement will become more westerly over the next 48 hours.

Maximum sustained winds are near 65 mph with higher gusts. Some fluctuations in intensity are possible during the next 12 hours or so, followed by a gradual weakening through 48 hours.

Tropical storm force winds extend outward up to 80 miles from the center.

Estimated minimum central pressure is 994 mb, 29.35 inches.

HAZARDS AFFECTING LAND

None.

NEXT ADVISORY
NEXT COMPLETE ADVISORY...1100 AM HST.

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FORECASTER POWELL