Update: The tornado warning has been extended until 4:30 p.m. Leavenworth, Wyandotte, Platte and Clay counties are under the tornado warning.
A tornado warning was issued for Wyandotte County and also for central Leavenworth County.
The warning is in effect until 4 p.m.
A tornado has been spotted near Lansing, Kan.
Residents are advised to take cover on the lowest floor of a building, away from windows.