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WWHW80 PHFO 212241
SPSHFO
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HONOLULU HI
1241 PM HST TUE APR 21 2026
HIZ023-026>028-051>054-222200-
KONA-KOHALA-BIG ISLAND INTERIOR-BIG ISLAND SUMMITS-
BIG ISLAND SOUTH-BIG ISLAND SOUTHEAST-BIG ISLAND EAST-
BIG ISLAND NORTH-
1241 PM HST TUE APR 21 2026
...KILAUEA EPISODE 45 PRECURSORY ACTIVITY STARTED
LAST NIGHT...
WHAT...AN EPISODIC FOUNTAINING ERUPTION IS EXPECTED WITHIN
THE KILAUEA SUMMIT CALDERA. THE HAWAIIAN VOLCANO OBSERVATORY HAS
INDICATED A POTENTIAL ERUPTION WINDOW BETWEEN TODAY, APRIL 21 AND
SUNDAY, APRIL 26, WITH TOMORROW, APRIL 22, OR THURSDAY, APRIL 23,
MOST LIKELY. FOUNTAINING EPISODES TYPICALLY LAST LESS THAN 12
HOURS BUT ASH CAN REMAIN IN THE AIR LONGER DEPENDING ON WIND AND
WEATHER.
IMPACTS...IF AN ERUPTION OCCURS, VARYING LEVELS OF ASH, PELE'S
HAIR, AND OTHER LIGHTWEIGHT TEPHRA MAY FALL DOWNWIND OF THE
ERUPTION. SMALLER PARTICLES CAN TRAVEL FARTHER FROM THE ERUPTION
SITE AND MAY AFFECT COMMUNITIES AT GREATER DISTANCES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU LIVE DOWNWIND OF THE KILAUEA SUMMIT, OR PLAN TO VISIT THE
SUMMIT AREA, STAY INFORMED ABOUT CURRENT VOLCANIC ACTIVITY AND
WEATHER CONDITIONS. BE PREPARED TO TAKE PRECAUTIONS IF NEEDED,
SUCH AS DISCONNECTING WATER CATCHMENT SYSTEMS. FOLLOW ALL GUIDANCE
FROM THE NATIONAL PARK SERVICE AND THE COUNTY OF HAWAII. BE AWARE
THAT ROAD OR PARK CLOSURES MAY OCCUR.
THIS STATEMENT WILL BE ISSUED DAILY AND UPDATED AS NEEDED.
FOR MORE INFORMATION ON THE STATUS OF KILAUEA VOLCANO, PLEASE SEE
HTTPS://VOLCANOES.USGS.GOV/VOLCANOES/KILAUEA/VOLCANO-UPDATES
FOR HEALTH AND SAFETY RECOMMENDATIONS, PLEASE VISIT THE HAWAII
INTERAGENCY VOG INFORMATION DASHBOARD AT HTTPS://VOG.IVHHN.ORG
SUBMIT YOUR REPORTS AND PHOTOS OF ASHFALL FROM ERUPTIONS TO THE USGS
HAWAIIAN VOLCANO OBSERVATORY AT HTTPS://HAWAIIASH.SCIENCE/REPORT_FORM
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