Should I Go Tonight · Wait for dark
Not right now — wait for dark in Tromsø
15/100
- Moderate auroral activity (17%)
- Kp 5.7 meets the Tromsø threshold (Kp 2)
- Sky is currently too bright — wait for nightfall
Best Spots Tonight
1
TromsøNorway
Kp 2+17% overheadDaylight
15
2
FairbanksUSA (Alaska)
Kp 3+1% overheadDaylight
15
3
ReykjavikIceland
Kp 3+13% overheadDaylight
15
Ranked by live conditions · tap a city for the full forecast
Live Aurora Map
5,688 active cellsReal-time auroral oval from NOAA's OVATION model. Scroll to zoom, drag to pan, click a city for details.
Planetary Kp
Minor Storm
Global geomagnetic activity index (0–9).
Solar Wind
Wind Speed
422km/s
Faster solar wind delivers more energy to the magnetosphere.
Density
2.2p/cm³
Proton density of the incoming solar wind stream.
Bz
+1.6nT
Southward (negative) Bz is the key driver of strong aurora.
Bt
4.2nT
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