Magnetic storms in Alaska
Kp index and storm forecast for cities of Alaska.
Cities of the region
▸About magnetic storms: Alaska
Magnetic storms in Alaska (United States) today: planetary Kp = 1.7 (G0). The database holds 1 cities in the region with live geomagnetic data and forecasts.
Pick a city from the list to see detailed information: local time, geomagnetic latitude, distance to the nearest magnetic observatory, 3-day Kp chart with forecast and aurora visibility chance. All cities in Alaska use the same planetary Kp, but the local impact is computed individually per coordinates.
How a magnetic storm may manifest in Alaska: at Kp ≥ 5, weather-sensitive people can have headaches, blood-pressure swings, sleep disruption. At Kp ≥ 7, GPS navigation and shortwave radio may glitch. At Kp ≥ 8 — power-grid issues. Data from NOAA SWPC, updated every 10 minutes.