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Observatory Messages

This page displays the latest volcano observatory short messages issued by the USGS Hawaiian Volcano Observatory. These short messages are quick status updates published on our website, social media, RSS and JSON. They supplement more detailed official products published in the Volcano Notification Service. 

Filter Total Items: 891
Kilauea Message 2026-04-23 09:08:25 HST
North vent lava fountaining continues. Fountain heights have slowly diminished over the past few hours and are currently about 330 feet (100 m). Eruptive plume height is currently around 10,000 feet (3,000 m) AGL.
Kilauea Message 2026-04-23 03:49:12 HST
Kilauea Volcano Alert Level remains at WATCH, and Aviation Color Code remains at ORANGE. National Weather Service has issued an ashfall advisory for downwind communities in Ka'u.
Kilauea Message 2026-04-23 03:47:37 HST
No significant tephra fallout reported at visitor areas of Hawai'i Volcanoes National Park or on county roads. Winds are blowing the plume to the south at low altitudes and to the southwest at higher altitudes.
Kilauea Message 2026-04-23 03:46:00 HST
North vent fountains holding steady around 700 ft (200 m) high. Fountain heights and effusion rates have likely peaked. South vent activity remains minimal
Kilauea Message 2026-04-23 02:45:09 HST
North vent fountains are currently 1,000 feet (300 m) and growing. No fountains from south vent at this time.
Kilauea Message 2026-04-23 02:44:44 HST
Eruptive plume is above 16,500 ft (5,000 m) AGL. Light surface winds are blowing from the north.
Kilauea Message 2026-04-23 02:18:15 HST
North vent fountains are currently 500 feet (150 m) and growing. No fountains from south vent at this time.
Kilauea Message 2026-04-23 02:11:05 HST
Episode 45 continuous lava fountaining has begun
Kilauea Message 2026-04-22 22:52:49 HST
Episode 45 precursory activity continues. Lava flows and small short-lived fountains, followed by drain backs, began erupting from the south vent tonight.
Kilauea Message 2026-04-20 21:32:16 HST
Low-level precursory activity can continue for hours to days before Kīlauea summit lava fountaining begins. The forecast for episode 45 lava fountaining to start is between April 21-26.
Kilauea Message 2026-04-20 21:20:45 HST
HVO has raised the Volcano Alert Level for Kīlauea from ADVISORY to WATCH, and the Aviation Color Code from YELLOW to ORANGE, in response to episode 45 precursory low-level activity within Halema'uma'u.
Kilauea Message 2026-04-20 20:44:52 HST
Episode 45 precursory activity has begun. A sluggish, short-lived lava flow erupted from the north vent around 7:46 PM HST. Large, intermittent flames continue to be observed at the south vent. Strong glow is visible from both vents.
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