Current conditions
Geomagnetic conditions are quiet.
Kp 2.33 / G0 Geomagnetic R0 Radio S0 Radiation Next 24 h: Kp 2–5 · moderate confidence
Geomagnetic storm alert — G1 ALTK05 Geomagnetic storm warning — G1 expected WARK05 Geomagnetic storm alert — G1 ALTK05 Geomagnetic storm alert — G2 ALTK06 + 4 more
Solar wind · 3 days
What is this?Bz -1.8 nT
Speed 578 km/s
Density 3.8 p/cm³
SWPC·1 min ago·approx. every 2 min
Kp index · 6-day
What is this?Outlined bars show NOAA's first forecast for each slot, as recorded at the time.
SWPC·178 min ago·every ~3 hours
X-ray flux · 3 days
What is this?GOES·13 min ago·approx. every 15 min
CME forecast
What is this?Earth-directed coronal mass ejections NASA is tracking. Arrival windows are modeled estimates, not exact times.
1 Earth-directed event projected.
Issued: 2026-09-28 18:21 UTC · DONKI
Arrival time not yet modeled by NASA.
NASA has not published a confidence estimate.
DONKI·unavailable·as events occur