000 ACPN50 PHFO 201842 TWOCP Tropical Weather Outlook NWS Central Pacific Hurricane Center Honolulu HI 800 AM HST Thu Jul 20 2023 For the central North Pacific...between 140W and 180W: Around 500 miles southwest of Honolulu, Hawaii: A surface trough, the remnants of Tropical Cyclone Calvin, is moving west around 15 mph. Thunderstorms have increased near the trough, however atmospheric conditions are not conducive for tropical cyclone development. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 7 days...low...near 0 percent. Elsewhere, no tropical cyclones are expected during the next 7 days. $$ Forecaster Shigesato