A rapidly advancing storm system is affecting 12 states, spanning from the Central Plains to the Ohio Valley and extending into the Northeast today, June 22. The National Weather Service's Weather Prediction Center has issued a Moderate Risk for excessive rainfall throughout the Central Plains and Middle Mississippi Valley overnight, with a Slight Risk covering the Southern Plains to the Northeast through Tuesday. Meteorologists caution about the potential for hazardous flash flooding, as additional rainfall of 1 to 4 inches is expected in regions already drenched by Tropical Storm Arthur. The storm system prompted severe thunderstorm warnings, with wind gusts reaching 70mph in Kansas and Colorado yesterday.
