Geomagnetic storms in Portland — Dec 31, 2017
Geomagnetic storms in Portland on Dec 31, 2017
geomagnetic disturbances were observed (Kp = 4.00)
Geomagnetic storms in the last 3 days
Changes in the geomagnetic index Kp from December 29 to 31, 2017 for mid latitudes
Location — Portland (geographic coordinates — 45.54 N -122.65 W | time zone UTC-08)
This chart in PNG format — high resolution
API data: JSON or TXT
Geomagnetic storms in Portland in December 2017
Changes in the maximum daily geomagnetic index Kp in December 2017 for mid latitudes
Location — Portland (geographic coordinates — 45.54 N -122.65 W | time zone UTC-08)
This chart in PNG format — high resolution
API data: JSON or TXT
Other activity indices
Index AP = 4
Index F10.7 = 71