NEBRASKA — Nebraska and Iowa are the primary areas to watch for tornado potential on Saturday, May 16, 2026, with northern Kansas also in play as wind shear supports supercell structures across the outlined zone. A Level 1 risk at 2 percent tornado probability is in place, but an upgrade remains possible if confidence in storm development increases across the eastern Nebraska and Iowa corridor. One or two tornadoes are possible if favorable moisture and sustained storms come together Saturday afternoon.
Strong Cap and Late Forcing Limit Storm Confidence But Shear Supports Supercells
A strong atmospheric cap and late-arriving forcing are the two biggest factors limiting storm development confidence heading into Saturday. Moisture is not particularly deep across the region, which further suppresses the overall ceiling for widespread storm initiation…