As of 5:00 am (September 27, 2015), Tropical Storm Niala is now 245 miles south-southeast and is moving to the southwest away from the Hawaiian Islands. As a praise report, the tropical storm watch is cancelled for the Big Island of Hawaii, and the storm is moving away from Hawaii. However, there is still the potential for heavy rainfall, so please continue to pray for protection from flash floods and mudslides on Big Island.
SUMMARY OF 500 AM HST INFORMATION ———————————————-
LOCATION…16.3N 154.0W ABOUT 245 MI…395 KM SSE OF HILO HAWAII ABOUT 430 MI…690 KM SE OF HONOLULU HAWAII MAXIMUM SUSTAINED WINDS…50 MPH…85 KM/H PRESENT MOVEMENT…WSW OR 250 DEGREES AT 7 MPH…11 KM/H MINIMUM CENTRAL PRESSURE…999 MB…29.50 INCHES
WATCHES AND WARNINGS ——————–
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY… THE TROPICAL STORM WATCH FOR THE BIG ISLAND HAS BEEN DISCONTINUED. SUMMARY OF WATCHES AND WARNINGS IN EFFECT… NONE. INTERESTS IN THE MAIN HAWAIIAN ISLANDS SHOULD CONTINUE TO MONITOR THE PROGRESS OF TROPICAL STORM NIALA THIS WEEK.
DISCUSSION AND 48-HOUR OUTLOOK ——————————
AT 500 AM HST…1500 UTC…THE CENTER OF TROPICAL STORM NIALA WAS LOCATED NEAR LATITUDE 16.3 NORTH…LONGITUDE 154.0 WEST. NIALA IS MOVING TOWARD THE WEST-SOUTHWEST NEAR 7 MPH…11 KM/H. THIS GENERAL MOTION IS EXPECTED TO CONTINUE THROUGH MONDAY NIGHT. MAXIMUM SUSTAINED WINDS ARE NEAR 50 MPH…85 KM/H…WITH HIGHER GUSTS. GRADUAL WEAKENING IS EXPECTED DURING THE NEXT COUPLE OF DAYS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 80 MILES…130 KM FROM THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 999 MB…29.50 INCHES.
HAZARDS AFFECTING LAND ———————-
RAINFALL…TOTAL RAINFALL OF 2 TO 8 INCHES…WITH ISOLATED HIGHER AMOUNTS ARE POSSIBLE OVER PARTS OF THE BIG ISLAND THROUGH MONDAY. THIS HEAVY RAINFALL COULD CAUSE LIFE-THREATENING FLASH FLOODS…AS WELL AS ROCK AND MUD SLIDES. SURF…SWELLS ASSOCIATED WITH TROPICAL STORM NIALA WILL PRODUCE LARGE SURF ALONG EAST AND SOUTHEAST FACING SHORES OF MAINLY THE BIG ISLAND THROUGH MONDAY.