What happened on 2026-10-14
The storm overperformed. NOAA's observed planetary K index peaked at 3.3, above the forecast peak of Kp 2.7 this brief was based on.
This event is over. For the next viewing chance, check the live 72-hour forecast for your city — conditions change every few hours.
City forecast
| City | Forecast window |
|---|---|
| Kaktovik | Oct. 13, 22:00–Oct. 14, 01:00 AKDT (Kp 2.67) |
| Barrow | Oct. 13, 22:00–Oct. 14, 01:00 AKDT (Kp 2.67) |
| Northway | Oct. 13, 22:00–Oct. 14, 01:00 AKDT (Kp 2.67) |
| Tetlin | Oct. 13, 22:00–Oct. 14, 01:00 AKDT (Kp 2.67) |
| Tok | Oct. 13, 22:00–Oct. 14, 01:00 AKDT (Kp 2.67) |
| Chicken | Oct. 13, 22:00–Oct. 14, 01:00 AKDT (Kp 2.67) |
The forecast window begins on the evening of October 13 in Alaska.
NOAA forecasts Kp 2.67 for October 14, 06:00–09:00 UTC. This is a forecast interval, not an observation.
Kaktovik, Barrow, Northway, Tetlin, Tok and Chicken share an Oct. 13 22:00–Oct. 14 01:00 AKDT local window.
What to do
- Check the live city forecast before the local window.
- Check darkness and cloud conditions again shortly before leaving.
- Use the NOAA outlook as a planning signal, not a visibility guarantee.
Sources and live checks
This brief uses NOAA’s 3-day forecast bulletin issued October 13, 2026 at 12:30 UTC. It forecasts Kp 2.67 for October 14, 06:00–09:00 UTC; city conditions still depend on local factors.