No no no. İt would hurt %1000.There is no obstacle to tactical nuclear missile firings. It's the symbolic message that matters. A few KN nuclear bomb wouldn't hurt the Russians.
Here topographic map is flat. There are no geographic walls to save Russians.
However remember Chernobyl disaster even in Türkiye cancer disasters skyrocketed.
While nuclear plants use 3-5 %enriched nuclear fuel, a nuclear warhead which consists of 90% Enriched pure uranium is not a joke.