WGUS63 KGRR 201320 FFAGRR Flood Watch National Weather Service Grand Rapids MI 920 AM EDT Mon Apr 20 2026 MIZ043-201430- /O.CAN.KGRR.FF.A.0001.000000T0000Z-260420T1600Z/ /00000.0.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Oceana- Including the cities of Hart 920 AM EDT Mon Apr 20 2026 ...FLASH FLOOD WATCH FOR THE POTENTIAL FAILURE OF HESPERIA DAM ON THE WHITE RIVER IS CANCELLED... The Flash Flood Watch for the Hesperia Dam is cancelled for a portion of west central Michigan, including the following area, Oceana. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. $$ NJJ