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Space weather24 hourspending

Space weather: 65% chance of geomagnetic activity reaching Kp 5 or higher within 583 km of Australia (nationwide) in the next 24 hours.

Probability

65%

Interval

56–74%

Opens

2026-09-30 06:00 UTC

Closes

2026-10-01 06:00 UTC

Resolution rule

Fixed at publication time; this is what the outcome is graded against.

kind
event_in_window
domain
spaceweather
metric
kp
description
Resolves MATCHED when an outcome event in the spaceweather domain occur between 2026-09-30T06:00:34.004Z and 2026-10-01T06:00:34.004Z, within 583 km of -32.2025, 144.2493, meeting or exceeding 5. Otherwise EXPIRED_MISS at window close.
min intensity
5
min event count
1

Outcome

The window is still open. Tremor grades this automatically against independently ingested outcome events once it closes — the probability above is never revised.

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Tremor publishes probabilities, not warnings, and is not an emergency service. For official alerts follow USGS, NOAA/NWS, NASA SWPC or your national authority.