Radar imagery reveal late May thunderstorms blooming along a southwest to northeast line southwest of Fort Collins on the afternoon of May 25. Time lapse imagery facing south captures the drama of north and westerly flow- a bit unusual as most summer storms track east and northeast from the mountains to the plains. Late spring in northern Colorado has brought a lot of moisture- with the threat of stream flooding now and in the days to come. Snowpack in the mountains is still about half melted so a string of warm weather could add to river discharge here and downstream.
PBS’s NOVA reports on tornadoes in the wake of the recent deadly storms that devastated Moore Oklahoma and surrounding areas. Why are almost three fourths of the world’s tornadoes located in the US? The unique climatologic and geographic conditions found in the North American midwest account for a great deal of it. The other reason, they offer, is many countries mis-report or don’t report these storms as tornadoes at all. Check it out.