WGUS65 KBYZ 201956 FFABYZ Flood Watch National Weather Service Billings MT 156 PM MDT Sun Sep 20 2026 .Showers continue over southeast Montana and northern Wyoming today. A few thunderstorms may develop as well. The risk of flooding continues. MTZ029>033-036-037-057-058-138-169-171-173-235-WYZ198-199-210000- /O.CON.KBYZ.FA.A.0004.000000T0000Z-260921T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Musselshell-Treasure-Northern Rosebud-Custer-Fallon-Powder River- Carter-Northern Big Horn-Southern Rosebud-Southern Big Horn- Bighorn Canyon-Pryor/Northern Bighorn Mountains-Northeastern Yellowstone-Southwestern Yellowstone-Northeast Bighorn Mountains- Sheridan Foothills- Including the locations of Crow Agency, Fort Smith, Forsyth, Colstrip, Sheridan, Pompeys Pillar, Burgess Jct, Lame Deer, Baker, Broadus, Lodge Grass, Ekalaka, Billings, Custer, Hysham, Miles City, Roundup, Pryor, and Hardin 156 PM MDT Sun Sep 20 2026 ...FLOOD WATCH REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING... * WHAT...Flooding caused by excessive rainfall is possible, along with flash flooding over recent burn scars. * WHERE...Southeast Montana and Sheridan County Wyoming. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Excessive runoff may result in flooding of creeks and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. The risk of flooding will diminish late this afternoon and evening as showers taper off. * ADDITIONAL DETAILS... - The heaviest rainfall is slowly shifting eastward to southeast Montana and northeast Wyoming. - The Elk and McGhee-Remington burn scars are particularly vulnerable to flash flooding and debris flows. Any other burn scars from this summer will have elevated flash flood potential as well. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$ Matos