Geomagnetic Forecast
Storm Probability
G1
KP≥5
Minor Storm
Next 24 hrs
—
G2
KP≥6
Moderate Storm
Next 24 hrs
—
G3
KP≥7
Strong Storm
Next 24 hrs
—
G4
KP≥8
Severe Storm
Next 24 hrs
—
G5
KP≥9
Extreme Storm
Next 24 hrs
—
ACE / DSCOVR Satellite
Solar Wind Diagnostics
SW Temperature
—
Kelvin
SW Pressure
—
Dynamic
Bx Component
—
GSM X-axis
By Component
—
GSM Y-axis
Bt Total Field
—
Magnitude
Proton Density
—
Solar plasma
Today's Intervals
3-Hour Forecast Timeline
Today · —Max KP —
0.000–03UT
0.003–06UT
0.006–09UT
0.009–12UTNow
0.012–15UT
0.015–18UT
0.018–21UT
0.021–24UT
Reference Guide
Understanding the KP Scale
KP Activity Index (0–9)Current: —
0No Activity
1Quiet
2Low
3Moderate
4Good
5Very Good
6Strong
7Extreme
8Exceptional
9Rare
0No Activity67°N+
1Quiet65°N+
2Low60°N+
3Moderate55°N+
4Good50°N+
5Very Good45°N+
6Strong40°N+
7Extreme35°N+
8Exceptional30°N+
9Rare20°N+
Verified Feeds
Data Sources
🛰️
NOAA SWPC
KP index & storm alerts
Every 1 min
🌐
DSCOVR
Solar wind Bz, Bt, density
Every 1 min
📡
ACE
Backup solar wind data
Every 5 min
🔭
GFZ Potsdam
3-hourly Kp index
Every 3 hrs