Just checked the weather in the Donetsk region. Heavy rain moving in and will continue for the next week on and off then clearing.
Lots of mud, deep mud. Any large tank battles will be confined to the roads (heh) until warm weather sets in and things dry up.
“The Biden administration is weighing sending Ukraine Mi-17 transport helicopters that can also be used in an attack role as part of a new $750 million military aid package, U.S. and congressional aides say”