KP Index
i
Planetary K-index (0–9) shows geomagnetic storm strength.
3
Moderate
3.0
Some aurora activity possible in northern Norway
Updated: des 5, 2025 11:00 PM
Solar Wind
i
Speed of solar wind in km/s. Higher = stronger aurora chance.
645.6 km/s
Probability
i
Estimated chance of aurora visibility at your location.
18%
Current Conditions
Live data
Chance
i
Calculated probability of aurora visibility based on KP index, Bz factor, and solar wind speed.
18%
Solar Wind
i
Speed of solar wind in km/s. Higher = stronger aurora chance.
645.6 km/s
Bz Factor
i
Direction of magnetic field. Negative = more likely aurora.
-- nT
Density
i
Number of charged particles per cm³.
1.88 p/cm³
3-Day Forecast
Updated hourly
Saturday
Moderate
3.7
Some aurora activity possible in northern Norway
Sunday
Very Good
5.0
Aurora visible across Norway
Monday
Very Good
5.0
Aurora visible across Norway
27-Day Forecast
Extended aurora forecast
Fri
des 5
45%
-3nT
Moderate
3.7
Sat
des 6
61%
-8.5nT
Very Good
5.0
Sun
des 7
61%
-9.1nT
Very Good
5.0
Mon
des 8
59%
-5.1nT
Good
4.8
Tue
des 9
59%
-5nT
Good
4.8
Wed
des 10
57%
-5.3nT
Good
4.7
Thu
des 11
57%
-5.1nT
Good
4.7
Fri
des 12
56%
-6nT
Good
4.6
Sat
des 13
55%
-5.6nT
Good
4.5
Sun
des 14
55%
-4.4nT
Good
4.5
Mon
des 15
54%
-5.7nT
Good
4.4
Tue
des 16
54%
-5.9nT
Good
4.4
Wed
des 17
53%
-4.9nT
Good
4.3
Thu
des 18
53%
-4.4nT
Good
4.3
Fri
des 19
51%
-5.3nT
Good
4.2
Sat
des 20
50%
-4.2nT
Good
4.1
Sun
des 21
50%
-5.2nT
Good
4.1
Mon
des 22
49%
-5.9nT
Good
4.0
Tue
des 23
49%
-4.6nT
Moderate
4.0
Wed
des 24
48%
-2.7nT
Moderate
3.9
Thu
des 25
46%
-2.6nT
Moderate
3.8
Fri
des 26
46%
-2nT
Moderate
3.8
Sat
des 27
45%
-3.6nT
Moderate
3.7
Sun
des 28
45%
-3.7nT
Moderate
3.7
Mon
des 29
44%
-2.2nT
Moderate
3.6
Tue
des 30
44%
-2.5nT
Moderate
3.6
Wed
des 31
43%
-3.7nT
Moderate
3.5
Bz Factor
i
Direction of magnetic field. Negative = more likely aurora.
-- nT
By Component
i
North-south component of the interplanetary magnetic field. Negative values favor aurora formation.
-6.24 nT
Bx Component
i
East-west component of the interplanetary magnetic field. Affects aurora location and intensity.
0.35 nT
BT Field
i
Total strength of the interplanetary magnetic field in nanotesla. Stronger fields can enhance aurora activity.
6.36 nT