Public Advisory for HURRICANE ANA

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HURRICANE ANA INTERMEDIATE ADVISORY NUMBER 20A

Issued: 800 AM HST SAT OCT 18 2014

Ana passing south of Oahu and Kauai county

SUMMARY OF 800 AM HST...1800 UTC...INFORMATION

Location: 19.0N 158.5W
About 165 miles (265 km) SSW of Honolulu Hawaii
About 215 miles (345 km) SSE of Lihue Hawaii
Maximum sustained winds: 80 mph (130 km/h)
Present movement: NW or 315 degrees at 13 mph (20 km/h)
Minimum central pressure: 988 MB or 29.18 inches



Hurricane Category: 1

WATCHES AND WARNINGS

CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY,

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT,

A TROPICAL STORM WATCH IS IN EFFECT FOR,
* OAHU
* KAUAI COUNTY INCLUDING THE ISLANDS OF KAUAI AND NIIHAU

A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA, IN THIS CASE WITHIN THE NEXT 36
HOURS.

INTERESTS IN THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT
AREA SHOULD MONITOR THE PROGRESS OF ANA.


FOR STORM INFORMATION SPECIFIC TO YOUR AREA, PLEASE MONITOR
PRODUCTS ISSUED BY THE NATIONAL WEATHER SERVICE OFFICE IN
HONOLULU HAWAII.

DISCUSSION AND 48-HOUR OUTLOOK

At 800 am HST, 1800 UTC, the center of hurricane Ana was located near latitude 19.0 north, longitude 158.5 west. Ana is moving toward the northwest near 13 mph, 20 km/h, and this general motion is expected to continue through the rest of the morning. A decrease in forward speed is expected later today and Sunday, with a turn toward the west. On the forecast track, the center of Ana will pass about 160 miles southwest of Oahu and Kauai county tonight and Sunday.

Maximum sustained winds are near 80 mph, 130 km/h, with higher gusts. Some weakening is forecast during the next 48 hours, with Ana expected to weaken below hurricane strength on Sunday.

Hurricane force winds extend outward up to 25 miles, 35 km, from the center, and tropical storm force winds extend outward up to 105 miles, 165 km.

The estimated minimum central pressure is 988 mb, 29.18 inches.

HAZARDS AFFECTING LAND

WIND

Tropical storm conditions are possible over Oahu and Kauai county tonight and Sunday.

SURF

Large swells produced by Ana are expected to impact most of the main Hawaiian islands today and Sunday. Surf produced by these swells could potentially be damaging along exposed southern and southeastern shorelines through Sunday.

RAINFALL

Bands of heavy rainfall associated with Ana will periodically move over the main Hawaiian islands this weekend.

NEXT ADVISORY
Next complete advisory...1100 AM HST.

$$
FORECASTER BIRCHARD