Images of the 2020 Midwest Derecho (IMAGE) Penn State Caption Clockwise from top left: Images of the 2020 Midwest Derecho from radar and microwave satellite observations show similar patterns, which are obscured in infrared brightness satellite observations. A technique to combine microwave and infrared satellite observations could improve forecasts of severe weather, and may be especially useful in areas that lack ground-based weather monitoring radar networks, the scientists said. Credit Provided by Yunji Zhang Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.