I noted yesterday that the emissions looked high. Today the site looks strange on the TEPCO 1 cam. Perhaps there is something wrong with the cam, although one can see a brighter-than-ordinary glow above the site from the vantage of the Futaba cam.
There also seem to be emissions coming out from the side wall of unit 1 in a location I saw the device spraying a couple of days ago (here).
The weather today in Fukushima is free from precipitation. Humidity is 73% and the temperature is 32 degrees Fahrenheit.
Perhaps the odd looking view is a result of ice crystals forming from the hot vapor emanating from the plant: