• TD Two-C Forms over Central Pacific

    From Mike Powell@1:2320/107 to All on Thu Aug 20 15:11:46 2026
    000
    WTPA33 PHFO 201454
    TCPCP3

    BULLETIN
    Tropical Depression Two-C Advisory Number 1
    NWS Central Pacific Hurricane Center Honolulu HI CP022026
    Issued by NWS National Hurricane Center Miami FL
    500 AM HST Thu Aug 20 2026

    ...NEW TROPICAL DEPRESSION FORMS OVER THE CENTRAL PACIFIC...
    ...COULD BRING HEAVY RAINFALL TO PORTIONS OF THE HAWAIIAN ISLANDS
    THIS WEEKEND AND EARLY NEXT WEEK...


    SUMMARY OF 500 AM HST...1500 UTC...INFORMATION ----------------------------------------------
    LOCATION...11.9N 143.1W
    ABOUT 960 MI...1545 KM ESE OF HILO HAWAII
    MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H
    PRESENT MOVEMENT...WNW OR 295 DEGREES AT 16 MPH...26 KM/H
    MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES


    WATCHES AND WARNINGS
    --------------------
    There are no coastal watches or warnings in effect.

    Interests in the Hawaiian Islands should closely monitor the
    progress of this system. Watches may be required for a portion of
    the Hawaiian Islands tonight or Friday.


    DISCUSSION AND OUTLOOK
    ----------------------
    At 500 AM HST (1500 UTC), the center of Tropical Depression Two-C
    was located near latitude 11.9 North, longitude 143.1 West. The
    depression is moving toward the west-northwest near 16 mph, and
    this general motion is expected during the next few days. On the
    forecast track, the center of the system is expected to pass near
    or south of the Big Island of Hawaii this weekend.

    Maximum sustained winds are near 35 mph (55 km/h) with higher gusts.
    Gradual strengthening is forecast, and the depression could become
    a tropical storm later today.

    The estimated minimum central pressure is 1006 mb (29.71 inches).


    HAZARDS AFFECTING LAND
    ----------------------
    Key messages for Tropical Depression Two-C can be found in
    the Tropical Cyclone Discussion under AWIPS header HFOTCPCP3 and
    WMO header WTPA43 PHFO.

    RAINFALL: The tropical depression is expected to produce rainfall
    totals of 5 to 10 inches with maximum amounts of 15 inches across
    the Big Island. Rainfall totals of 1 to 3 inches with maximum
    amounts of 5 inches are expected across the remainder of the
    Hawaiian Islands this weekend and early next week. This rainfall
    may produce life-threatening flooding and mudslides, especially in
    steep terrain and over areas that were affected recently by Lala.

    SURF: Swells generated by the depression are expected to affect
    portions of the Hawaiian Islands ths weekend, and could cause
    life-threatening surf and rip current conditions. Please consult
    products from your local weather office.


    NEXT ADVISORY
    -------------
    Next complete advisory at 1100 AM HST.

    $$
    Forecaster Katz/Cangialosi
    &&

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