Expires:202409190045;Remove:202409190045;822900 WGUS65 KTFX 182339 FFATFX Flood Watch National Weather Service Great Falls MT 539 PM MDT Wed Sep 18 2024 MTZ320-323-190045- /O.EXP.KTFX.FF.A.0002.000000T0000Z-240919T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Big Belt, Bridger and Castle Mountains-Canyon Ferry Area- 539 PM MDT Wed Sep 18 2024 ...FLASH FLOOD WATCH WILL EXPIRE AT 6 PM MDT THIS EVENING... The Flash Flood Watch will expire for a portion of central Montana, including the following areas, Big Belt, Bridger and Castle Mountains and Canyon Ferry Area. Rain has moved out of the area and the flash flooding threat has ended. Therefore, the Flash Flood Watch will expire at 6 PM MDT this evening. $$