Public Advisory for TROPICAL STORM ANA

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TROPICAL STORM ANA ADVISORY NUMBER 29

Issued: 1100 AM HST MON OCT 20 2014

Ana continues moving away from the main Hawaiian islands and heading toward the northwest Hawaiian islands

SUMMARY OF 1100 AM HST...2100 UTC...INFORMATION

Location: 20.9N 164.0W
About 255 miles (410 km) SE of FRENCH FRIGATE SHOALS
About 305 miles (490 km) WSW of Lihue Hawaii
Maximum sustained winds: 65 mph (100 km/h)
Present movement: NW or 305 degrees at 8 mph (13 km/h)
Minimum central pressure: 996 MB or 29.42 inches

WATCHES AND WARNINGS
CHANGES WITH THIS ADVISORY

None.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT

A TROPICAL STORM WARNING IS IN EFFECT FOR:

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, IN THIS CASE WITHIN THE
NEXT 24 TO 36 HOURS.

A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA, IN THIS CASE WITHIN 36 TO 48 HOURS. A
HURRICANE WARNING MAY BE REQUIRED FOR PORTIONS OF THE WATCH AREA
LATER TODAY.
DISCUSSION AND 48-HOUR OUTLOOK

At 1100 am HST, 2100 UTC, the center of tropical storm Ana was located near latitude 20.9 north, longitude 164.0 west. Ana is moving toward the northwest near 8 mph, 13 km/h, and this motion is expected to continue through Tuesday afternoon.

Maximum sustained winds are near 65 mph, 100 km/h, with higher gusts. A slight weakening trend is expected over the next 24 hours followed by some slow strengthening in 48 hours.

Tropical storm force winds extend outward up to 105 miles, 165 km from the center.

The estimated minimum central pressure is 996 mb, 29.42 inches.

HAZARDS AFFECTING LAND

WIND

Tropical storm conditions are expected over necker island, French Frigate Shoals, and nearby waters late tonight or Tuesday. Hurricane conditions are possible over French Frigate Shoals, and nearby waters on Tuesday afternoon or Tuesday night.

SURF

Large swells produced by Ana will build across the northwest Hawaiian islands through Tuesday. Surf produced by these swells will be dangerous along the southern and southeastern facing reefs of the northwest Hawaiian islands.

RAINFALL

Rainfall amounts of 4 to 8 inches, with local amounts of 12 inches, are possible over the northwest Hawaiian islands near the center of Ana.

NEXT ADVISORY
NEXT INTERMEDIATE ADVISORY...200 PM HST.
Next complete advisory...500 PM HST.

$$
FORECASTER BURKE