Public Advisory for TROPICAL STORM OMEKA

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TROPICAL STORM OMEKA ADVISORY NUMBER 4

Issued: 500 PM HST MON DEC 20 2010

Tropical storm Omeka far west of the main Hawaiian islands is weakening and moving to the north northeast

SUMMARY OF 500 PM HST...0300 UTC...INFORMATION

LOCATION: 24.6N 174.3W
ABOUT 315 MI: 505 KM SE OF MIDWAY ISLAND
ABOUT 960 MI: 1550 KM WNW OF LIHUE HAWAII
MAXIMUM SUSTAINED WINDS: 40 MPH: 65 KM/HR
PRESENT MOVEMENT: NNE OR 20 DEGREES AT 20 MPH: 32 KM/HR
MINIMUM CENTRAL PRESSURE: 1005 MB or 29.68 INCHES

WATCHES AND WARNINGS

There are no coastal watches or warnings in effect.

DISCUSSION AND 48-HOUR OUTLOOK

At 500 pm HST, 0300 UTC, the center of tropical storm Omeka was located near latitude 24.6 north, longitude 174.3 west. Omeka is moving toward the north-northeast near 20 mph and this motion is expected to continue over the next 24 to 36 hours.

Maximum sustained winds are near 40 mph with higher gusts. Continued weakening is expected over the next 24 to 36 hours.

Tropical storm force winds extend outward up to 50 miles from the center.

Estimated minimum central pressure is 1005 mb, 29.68 inches.

HAZARDS AFFECTING LAND

Omeka will not impact the main Hawaiian islands. Based on the current forecast track and intensity, Omeka will pass 10 to 15 miles east of lisianski island as a tropical depression tonight. Any interests on lisianski island and nearby islands or atolls should prepare for winds up to 35 mph with stronger gusts and intermittent heavy rain.

NEXT ADVISORY
NEXT COMPLETE ADVISORY...1100 PM HST.

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FORECASTER TANABE