Record early break-up on the Tanana River at Nenana. Nenana Ice Classic says April 14 at 1221am AKST. This is by, six days, the earliest break-up in the past 103 years. The unique way break-up is determined make this climate record invaluable. #akwx @Climatologist49 @NWSAPRFC pic.twitter.com/64ZM66Vmct

— Rick Thoman (@AlaskaWx) April 14, 2019