Severe solar storm could stress power grids even more as US deals with major back-to-back hurricanes The Associated PressNorthern lights could be visible in Wisconsin as part of a ‘very rare’ solar storm this week Milwaukee Journal SentinelA severe geomagnetic storm could cause colorful auroras over Northern California and Alabama CNN‘Severe’ geomagnetic storm could blow power grid with satellite, radio blackouts possible during Milton Fox Weather U.S. Issues Solar Storm Watch After Large Outburst From the Sun The New York Times