Forecast Discussion

High pressure is generating moderate tradewinds across Hawaii today.  Showers will occur mainly in the morning and evening hours favoring windward and mauka locations. Very few showers will carry leeward.  

North Pacific Surface Analysis
Kaua'i Enhanced Radar
Hawaii GeoColor Satellite
PMRF Weather Observations
Navy Fleet Numerical Model

At PMRF, morning land breeze followed by an afternoon sea breeze.  Very low chance for showers. 

Cloud Cover:
AM:  Mostly Clear

PM:  Partly Cloudy

Weather: 

AM: Fair

PM: Isolated Showers

Winds:
AM: E 03-08G13kt
PM: W 08-13G18kt

Temperatures:
High: 82°F/28°C
Low: 70°F/21°C
Sea:  83°F/28°C

Sea State (Northern BARSTUR):

Wind Waves: E 3-5ft
Swell:  ENE 4-6ft 10s  S 1-2ft 14s
Combined: ENE  5-7ft

Sea State (Northern BSURE):

Wind Waves: E 3-5ft
Swell:  ENE 4-6ft 10s  S 1-2ft 10s
Combined: ENE  5-7ft

Near Shore Forecast Extending From Coastline Out To 2 Miles:

North of Nohili Point:
Winds:
AM: WNW 03-08G13kt
PM: NE 05-10G15kt
Combined: ENE 1ft

South of Nohili Point:

Winds:
AM: S 00-05G10kt
PM: NNW 08-13G18kt
Combined: ENE 1ft

Fleet Numerical WW3 Ocean Prediction Model

Wave Forecast

Hawai'i Currents
Hawai'i Buoy Reports
NOAA Hawaii Tidal Data
Tide table Waimea Bay, Kauai Island

Thunderstorm Potential Today:
NONE

Thunderstorm Potential Outlook (72hr):
NONE


***Although the forecast may not indicate, it should be understood that Thunderstorm activity could produce strong and gusty winds, heavy precipitation, lightning, hail, and flash flooding; along with severe turbulence and icing for aircraft operating within the vicinity.

Swell and Surf:
Surf at Barking Sands: 1FT-2FT
Aviation Weather (PHBK):
AM: SKC
PM: FEW030 SCT050
Weather: 

AM: FAIR
PM: PSBL -SHRA
Surface Winds
AM: 08005G10kt
PM: 31013G18kt
Visibility: 10sm
Flight Level Winds (kt)/Temperatures (°C)
010: 06015/24
030: 08020/19
050: 06010/14
100: 15010/11
150: 08015/02
200: 17005/M07
250: 24015/M20

300: 26015/M33
Cloud Bases: 2,000ft

Min Ceiling: 5,000ft
Max Low Cloud Tops:8,000ft
Freezing level: 16,100ft 
Turbulence: AIRMET TANGO SFC TO 080 S-W MTNS

Icing: NONE

Min Altimeter: 30.15ins
Max DA:  400
Max PA:  -60ft

NOAA Aviation Weather Center
Look up TAFs/METARs
NOTAMs

Pilots, please call the office anytime to file a DD FORM-175-1. For each request, the following information will be needed: (1) Date of Flight; (2) Aircraft Type/Number/Call Sign; (3) Departure Point and Time; (4) Flight Level; (5) Destination(s)/Alternates (in case destination field is below minimums); (6) Time of arrival; (7) Name of Pilot Receiving Brief.

48hr Weather Outlook: Tuesday
Skies:  Partly Cloudy
Weather: Isolated Showers
Winds:  NW 8-13G18kt

72hr Weather Outlook: Wednesday

Skies:  Partly Cloudy
Weather:  Isolated Showers
Winds: NW 8-13G18kt

The next forecast will be issued Tuesday, July, 25.

Additional METOC Links:

National Weather Service Honolulu

Central Pacific Hurricane Center
Tsunami Warning Center

CPHC