Public Advisory for TROPICAL STORM ANA

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TROPICAL STORM ANA INTERMEDIATE ADVISORY NUMBER 30A

Issued: 800 PM HST MON OCT 20 2014

Ana west of the main Hawaiian islands now beginning to move north

SUMMARY OF 800 PM HST...0600 UTC...INFORMATION

Location: 20.7N 164.3W
About 240 miles (390 km) SSE of FRENCH FRIGATE SHOALS
About 335 miles (540 km) WSW of Lihue Hawaii
Maximum sustained winds: 60 mph (95 km/h)
Present movement: N or 350 degrees at 5 mph (8 km/h)
Minimum central pressure: 997 MB or 29.44 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 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.

DISCUSSION AND 48-HOUR OUTLOOK

At 800 pm HST, 0600 UTC, the center of tropical storm Ana was located near latitude 20.7 north, longitude 164.3 west. Ana is moving toward the north near 5 mph, 8 km/h, and a general northwest to north motion is expected to continue through Wednesday.

Maximum sustained winds are near 60 mph, 95 km/h, with higher gusts. Some slow weakening is expected for the next 24 hours with a slight increase in strength expected in 48 hours.

Tropical storm force winds extend outward up to 115 miles, 185 km from the center.

The estimated minimum central pressure is 997 mb, 29.44 inches.

HAZARDS AFFECTING LAND

WIND

Tropical storm conditions are expected over necker island, French Frigate Shoals, and nearby waters Tuesday afternoon through Wednesday.

SURF

Large swells produced by Ana will build across the northwest Hawaiian islands through Wednesday. 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 complete advisory...1100 PM HST.

$$
FORECASTER POWELL