Severe Storms Produce Large Hail Across South Dakota, Alberta, Texas

Severe thunderstorms have recently impacted the western South Dakota region, producing hail as large as three and a quarter inches in diameter due to strong updrafts within the storm cells. Alberta is also facing a moderate risk of severe thunderstorms on August 20, with potential hail up to four centimeters and damaging wind gusts threatening major cities including Calgary, Edmonton, and Red Deer. In Texas, particularly around Austin and La Grange, spotty storms are expected with heavy rain and lightning, along with increasing rain chances throughout the week that will bring some relief from the heat. Weather patterns in Texas are shifting due to an upper low and front, causing Tuesday to be the hottest day before the onset of storms. Overall, the central and northern parts of North America are experiencing heightened thunderstorm activity with large hail and heavy rainfall posing risks across multiple regions.