Given all the smoke over United States, one might ask: “Just how much acreage has burned over Canada?” NOAA-21 VIIRS False-color imagery from 28 June, toggled above with True-color imagery, reveal very large burn scars over Quebec to the east of James Bay. In the False-color imagery, the burnscars have a... Read More
The slider above (imagery courtesy Tim Wagner, CIMSS, derived from the rooftop cameras on the AOSS Building in Madison WI) compares the relatively clean air of 27 May with the very poor air of 27 June. Smoke from forest fires, mostly in Canada, has overspread the upper midwest. The motion of that smoke on 27 June is plain to see in the animation... Read More
1-minute Mesoscale Domain Sector GOES-16 (GOES-East) “Red” Visible (0.64 µm) and “Clean” Infrared Window (10.3 µm) images (above) include time-matched plots of Local Storm Reports — which showed thunderstorms that produced several tornadoes, hail to 4.00 inches in diameter and wind gusts to 70 mph (SPC Storm Reports) along with some heavy rainfall and flooding across much of Indiana (and parts of adjacent... Read More
Large hail caused multiple injuries at the Red Rocks Amphitheater to the west of Denver on 21 June 2023 (News story 1, 2, 3; see also this tweet from the NWS in Boulder at 0326 UTC). This occurred in a region that the Storm Prediction Center flagged as in an atmosphere with an Enhanced Risk of severe weather. The... Read More
