Public Advisory for TROPICAL STORM ANA

Raw Text File

TROPICAL STORM ANA ADVISORY NUMBER 31

Issued: 1100 PM HST MON OCT 20 2014

Ana west of the main Hawaiian islands now moving slowly northwest

SUMMARY OF 1100 PM HST...0900 UTC...INFORMATION

Location: 21.0N 164.7W
About 225 miles (360 km) SSE of FRENCH FRIGATE SHOALS
About 345 miles (560 km) W of Lihue Hawaii
Maximum sustained winds: 50 mph (85 km/h)
Present movement: NW or 305 degrees at 8 mph (13 km/h)
Minimum central pressure: 999 MB or 29.50 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 1100 pm HST, 0900 UTC, the center of tropical storm Ana was located near latitude 21.0 north, longitude 164.7 west. Ana is moving toward the northwest near 8 mph, 13 km/h, and this motion is expected to gradually become more northerly through Wednesday.

Maximum sustained winds are near 50 mph, 85 km/h, with higher gusts. Little change in strength is forecast through Wednesday.

Tropical storm force winds extend outward up to 90 miles, 150 km from the center.

The estimated minimum central pressure is 999 mb, 29.50 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 INTERMEDIATE ADVISORY...200 AM HST.
Next complete advisory...500 AM HST.

$$
FORECASTER POWELL