HAWAII EXTENDED FORECAST DISCUSSION NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 717 AM EST SAT MAR 08 2014 VALID 00Z SUN MAR 09 2014 - 00Z SUN MAR 16 2014 MODELS SHOW OVERALL GOOD AGREEMENT AND NARROWER THAN AVERAGE SOLUTION SPREAD WITH THE LONGWAVE AND SHORT WAVELENGTH PATTERNS THROUGH THE NEXT 7 DAYS...WITH SHORTWAVE TROUGHS EXPECTING TO DEVELOP AND AMPLIFY NORTHEAST OF THE ISLANDS ABOUT EVERY 3 TO 4 DAYS...WITH EACH TROUGH PASSAGE ACCOMPANIED BY A POSSIBLE COLD FRONTAL PASSAGE AND INCREASED CHANCES OF RAINFALL. THE MOST SIGNIFICANT COLD FRONTAL PASSAGE IS EXPECTED AGAIN BY NEXT FRIDAY OR SATURDAY ALONG WITH STRONG POST-FRONTAL NORTHEAST WINDS...WHICH AGAIN THE MODELS SHOW GOOD OVERALL AGREEMENT WITH. OTHERWISE...THE PERIODIC ARRIVAL OF COLD FRONTS AND THEIR ASSOCIATED PRESSURE TROUGHS SUGGESTS THAT THE TRADES WILL BE LIGHTER THAN USUAL OR AT LEAST WEAKEN MORE QUICKLY AS THE FRONTS REMAIN IN VICINITY OF THE ISLANDS. JAMES