The Northern Lights could be visible over Michigan and other parts of the United States Monday night and Tuesday.
The National Oceanic and Atmospheric Association's Space Weather Prediction Center announced G1 and G2 geomagnetic storm watches for nights between Sept. 27-29.
"Isolated G1 (Minor) geomagnetic storm conditions are likely to continue through [September 27-28]," the SWPC wrote. "A much larger coronal hole is expected on [September 29] further enhancing the solar wind conditions. A G2 (Moderate) storm watch has been issued for [September 29]."
Michigan is in the area where the aurora could reach south.