Should I Go Tonight · Unlikely
Unlikely in Stewart Island tonight
20/100
- Low auroral activity (0%)
- Kp 4.3 is below the Stewart Island threshold (Kp 9)
- Sky is currently dark
Best Spots Tonight
1
Stewart IslandNew Zealand
Kp 9+0% overheadDark sky
20
2
TromsøNorway
Kp 2+17% overheadDaylight
15
3
FairbanksUSA (Alaska)
Kp 3+1% overheadDaylight
15
Ranked by live conditions · tap a city for the full forecast
Live Aurora Map
5,560 active cellsReal-time auroral oval from NOAA's OVATION model. Scroll to zoom, drag to pan, click a city for details.
Planetary Kp
Active
Global geomagnetic activity index (0–9).
Solar Wind
Wind Speed
434km/s
Faster solar wind delivers more energy to the magnetosphere.
Density
3.7p/cm³
Proton density of the incoming solar wind stream.
Bz
+3.0nT
Southward (negative) Bz is the key driver of strong aurora.
Bt
3.8nT
Total strength of the interplanetary magnetic field.
Bz is pointing north — less favourable for aurora right now.
Geomagnetic Storm Scale
Storm: G3 Strong
G1
Minor
Kp 5
G2
Moderate
Kp 6
G3
Strong
Kp 7
G4
Severe
Kp 8
G5
Extreme
Kp 9
27-Day Outlook
Best: Jun 11 (Kp 6)Hover or tap a bar for that day's forecast
Jun 1Jun 14Jun 27
QuietUnsettledActiveStorm
1.0×
Source: NOAA SWPC · OVATION Model · Refreshes every 60s