HowardÌýSingerProfessor Adjunct & Chief Scientist NOAA Space Weather Prediction CenterÌýhoward.singer@noaa.govÌý303-497-6959AddressPhysical Address: 325 Broadway, Boulder, CO 80305Articles by Howard SingerAn error has occured - please check the console. An error has occured with the API - please try again later