Flood Advisory issued May 19 at 1:33PM MDT until May 20 at 6:00AM MDT by NWS Billings MT
* WHAT...Small stream flooding caused by excessive rainfall is expected. * WHERE...A portion of south central Montana, including the following counties, western Big Horn and southwestern Yellowstone. * WHEN...Until 600 AM MDT Tuesday. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry arroyos. River and stream flows are elevated. * ADDITIONAL DETAILS... - At 128 PM MDT, Doppler radar indicated heavy rain has fallen over the past 24 hours in the Pryor Mountain Foothills. This water will flow downstream towards the Yellowstone River resulting in minor flooding of small creeks and streams in
Winter Weather Advisory issued May 19 at 1:26PM MDT until May 20 at 12:00AM MDT by NWS Billings MT
* WHAT...Snow continuing. Total snow accumulations between 4 and 9 inches above 7000 feet. Winds gusting as high as 35 mph. * WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming, Northeast Bighorn Mountains. * WHEN...Until midnight MDT tonight. * IMPACTS...Travel could be difficult on Highway 14 through the Bighorn Mountains. Recreation in the high country will be affected by wintry conditions. * ADDITIONAL DETAILS...Greatest snow accumulations will be above 7000 feet.
Flood Advisory issued May 19 at 1:22PM MDT until May 20 at 6:00AM MDT by NWS Billings MT
* WHAT...Small stream flooding caused by excessive rainfall is expected. * WHERE...A portion of south central Montana, including the following county, south central Big Horn. * WHEN...Until 600 AM MDT Tuesday. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry arroyos. Overflowing poor drainage areas. River and stream flows are elevated. * ADDITIONAL DETAILS... - At 115 PM MDT, Emergency Management reported many creeks and streams at or near bankfull due to heavy rain in the advisory area. Between 1 and 3 inches of rain has fallen over the past 24 hours, and
Winter Weather Advisory issued May 19 at 2:50AM MDT until May 20 at 12:00AM MDT by NWS Billings MT
* WHAT...Snow continuing. Total snow accumulations between 5 and 10 inches above 7000 feet. Winds gusting as high as 35 mph. * WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming, Northeast Bighorn Mountains. * WHEN...Until midnight MDT tonight. * IMPACTS...Travel could be difficult on Highway 14 through the Bighorn Mountains. Recreation in the high country will be affected by wintry conditions.
Flood Watch issued May 19 at 2:47AM MDT until May 19 at 6:00PM MDT by NWS Billings MT
* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of south central Montana, including the following areas, Bighorn Canyon, Pryor/Northern Bighorn Mountains and Southern Big Horn and north central Wyoming, including the following areas, Northeast Bighorn Mountains and Sheridan Foothills. * WHEN...Through this afternoon. * IMPACTS...Excessive runoff from a long duration rainfall will cause elevated flows on rivers and streams, and may result in flooding of small streams, and other low-lying and flood-prone locations. Waterways that should be monitored include the Little Bighorn River, Tongue River, Big Goose and Little Goose Creeks. * ADDITIONAL DETAILS... - Steady rain is
Winter Weather Advisory issued May 18 at 8:26PM MDT until May 20 at 12:00AM MDT by NWS Billings MT
* WHAT...Snow continuing. Additional snow accumulations up to 7 inches. Winds gusting as high as 45 mph. * WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming, Northeast Bighorn Mountains. * WHEN...Now through midnight MDT Monday Night. * IMPACTS...Travel could be difficult on Highway 14 through the Bighorn Mountains. Recreation in the high country will be affected by wintry conditions. * ADDITIONAL DETAILS...Greatest snow accumulations will be above 7000 feet.
Flood Watch issued May 18 at 1:12PM MDT until May 19 at 6:00PM MDT by NWS Billings MT
* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of south central Montana, including the following areas, Bighorn Canyon, Pryor/Northern Bighorn Mountains and Southern Big Horn and north central Wyoming, including the following areas, Northeast Bighorn Mountains and Sheridan Foothills. * WHEN...Through Monday afternoon. * IMPACTS...Excessive runoff may result in flooding of small streams, and other low-lying and flood-prone locations. Heavy rainfall may cause flash flooding and debris flows over and near the Elk Fire Burn Scar. * ADDITIONAL DETAILS... - Thunderstorms have the potential to produce locally heavy rainfall through this evening. Heavy precipitation would be problematic in
Winter Weather Advisory issued May 18 at 1:10PM MDT until May 20 at 12:00AM MDT by NWS Billings MT
* WHAT...Snow and brisk northwest winds expected. Total snow accumulations of 4 to 9 inches. Winds gusting as high as 40 mph. * WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming, Northeast Bighorn Mountains. * WHEN...From midnight tonight to midnight MDT Monday Night. * IMPACTS...Travel could be difficult on Highway 14 through the Bighorn Mountains. Recreation in the high country will be affected by wintry conditions. * ADDITIONAL DETAILS...Greatest snow accumulations will be above 7000 feet.
Flood Watch issued May 17 at 1:39PM MDT until May 19 at 6:00PM MDT by NWS Billings MT
* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of south central Montana, including the following areas, Bighorn Canyon, Pryor/Northern Bighorn Mountains and Southern Big Horn and north central Wyoming, including the following areas, Northeast Bighorn Mountains and Sheridan Foothills. * WHEN...From Sunday afternoon through Monday afternoon. * IMPACTS...Excessive runoff may result in flooding of small streams, and other low-lying and flood-prone locations. Heavy rainfall may cause flash flooding and debris flows over and near the Elk Fire Burn Scar. * ADDITIONAL DETAILS... - Thunderstorms have the potential to produce locally heavy rainfall Sunday afternoon and evening. Heavy precipitation
Flood Watch issued May 16 at 3:43PM MDT until May 19 at 6:00PM MDT by NWS Billings MT
* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of south central Montana, including the following areas, Bighorn Canyon, Pryor/Northern Bighorn Mountains and Southern Big Horn and north central Wyoming, including the following areas, Northeast Bighorn Mountains and Sheridan Foothills. * WHEN...From Sunday afternoon through Monday afternoon. * IMPACTS...Excessive runoff may result in flooding of smaller creeks, streams, and other low-lying and flood-prone locations. Heavy rainfall may cause flash flooding and debris flow over and near the Elk Fire Burn Scar. * ADDITIONAL DETAILS... - Thunderstorms may produce heavy rainfall late Sunday over saturated ground. In addition, periods of