Terrehaven Manure Application 4.19.17 – prior to Rainfall Posted on April 20, 2017 by John Klein Terrehaven manure application April 19, 2017 11:44 a.m. on 4.91.17, west side of Townline Hwy., within 24 hours before a 78% (NWS MOS P24 of 78) chance of a 1/2-inch or greater (NWS MOS Q24 of 4) rainfall. Terrehaven Manure Application 4.19.17 prior to Rainfall