If you are making a home resort reservation, the furthest out that you can make it is exactly 12 mos. before check-in, at midnight eastern/9 pacific, and you cannot "see it," before then. And only for Fri/Sat/Sun check-in dates, and only for 7 nights.
The next 2026 date you can reserve is Friday, Mar. 20, 2026, and it's available, even though you can't see it, because no one can reserve before midnight tonight.
So, tonight (Mar. 19) at midnight eastern, 9 pm pacific, you can make a home resort Resv. for Friday, Mar. 20, 2026.
Tomorrow at midnight, you can reserve Saturday, Mar. 21, 2026.
Friday, at midnight, you can reserve Sunday, Mar. 22, 2026.
March is the most popular season for WKV, so if you can't see anything before Mar. 20, that means that it is already book solid.
* If you are trying to check a large number of dates quickly, you can check a whole month with about 8 searches by checking every Wed. & Sun. and clicking on "flexible dates." Of course, you can't check more than 12 mos. out, but you don't need to, because everything 12+ mos. out is available.