Public Advisory for HURRICANE ANA

Raw Text File

HURRICANE ANA ADVISORY NUMBER 24

Issued: 500 AM HST SUN OCT 19 2014

Ana south of Kauai and crawling slowly toward the west-northwest

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

Location: 20.6N 159.7W
About 100 miles (160 km) S of Lihue Hawaii
About 125 miles (200 km) WSW of Honolulu Hawaii
Maximum sustained winds: 80 mph (130 km/h)
Present movement: WNW or 300 degrees at 5 mph (7 km/h)
Minimum central pressure: 989 MB or 29.21 inches



Hurricane Category: 1

WATCHES AND WARNINGS
CHANGES WITH THIS ADVISORY

The tropical storm watch is discontinued for the island of Oahu.

A tropical storm warning has been issued for portions of the Papahanaumokuakea marine national monument, from Nihoa to French Frigate Shoals.

A hurricane watch has been issued for portions of the Papahanaumokuakea marine national monument, from French Frigate Shoals to maro reef.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT

A TROPICAL STORM WARNING IS IN EFFECT FOR:

KAUAI COUNTY INCLUDING THE ISLANDS OF KAUAI AND NIIHAU

PORTIONS OF THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT, FROM
NIHOA TO FRENCH FRIGATE SHOALS.

A HURRICANE WATCH IS IN EFFECT FOR:

PORTIONS OF THE PAPAHANAUMOKUAKEA MARINE NATIONAL MONUMENT, FROM
NIHOA TO MARO REEF.

A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA. FOR KAUAI COUNTY,
THESE CONDITIONS ARE EXPECTED WITHIN THE NEXT 12 HOURS. FOR THE
MARINE NATIONAL MONUMENT, THESE CONDITIONS ARE EXPECTED WITHIN
THE NEXT 24 TO 36 HOURS.

A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA.

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 500 am HST, 1500 UTC, the center of hurricane Ana was located near latitude 20.6 north, longitude 159.7 west. Ana is moving toward the west-northwest near 5 mph, 7 km/h. This motion is expected to continue through the next 48 hours, with some increase in forward speed on Monday. On the forecast track, the center of Ana will pass about 70 miles south of Niihau this morning, 120 miles south of Nihoa tonight, 90 miles southwest of necker island Monday night, and near French Frigate Shoals early Tuesday.

Maximum sustained winds are near 80 mph, 130 km/h, with higher gusts. Little change in strength is forecast during the next 48 hours.

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 989 mb, 29.21 inches.

HAZARDS AFFECTING LAND

WIND

Tropical storm conditions are expected over Kauai county today, and over Nihoa tonight. Tropical storm conditions are expected over necker island, French Frigate Shoals, and tern island Monday night. Hurricane conditions are possible over French Frigate Shoals and tern island Monday night.

SURF

Large swells produced by Ana will continue to impact most of the main Hawaiian islands today, and will reach the northwest Hawaiian islands later today and tonight. Surf produced by these swells could potentially be damaging along exposed southern and southeastern shorelines.

RAINFALL

Ana is expected to bring total rainfall amounts of 3 to 6 inches, with local amounts up to 8 inches, over Kauai and Niihau. Rainfall associated with Ana will move over the smaller islands from Niihau to Maui today. Rainfall will gradually diminish later in the day over Oahu and Maui. Rainfall amounts of 4 to 8 inches, with local amounts of 12 inches, are possible over the northwest Hawaiian islands along and near the track of the center of Ana.

NEXT ADVISORY
NEXT INTERMEDIATE ADVISORIES...700 AM HST AND 900 AM HST.
Next complete advisory...1100 AM HST.

$$
FORECASTER R BALLARD/BIRCHARD