National Weather Service United States Department of Commerce

Significant threat for flash floods in the Southwest U.S. this week

Heavy precipitation is expected over portions of the Southwest U.S. this week due to the remnants of weakening Tropical Storm Odile. The heavy rainfall will be concentrated across southern Arizona, southern New Mexico and western Texas where 3 to 6 inches could fall by Thursday, with some locales receiving up to 9 inches. Flash Flood Watches are in effect for much of this area.
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Current Conditions

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12 Miles NNE Cooke City MT

7 Day Forecast

For More Weather Information:

Billings, MT Local Forecast Office

Tonight

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 34 °F

Wednesday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 51 °F

Wednesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 38 °FRising Temperatures

Thursday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 50 °FFalling Temperatures

Thursday
Night

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

Low: 34 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 40 °F

Friday
Night

Chance Rain/Snow Chance for Measurable Precipitation 30%

Chance
Rain/Snow

Low: 26 °F

Saturday

Sunny

Sunny

High: 44 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 44 °F

Detailed Forecast

  • Tonight A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 34. West wind 14 to 17 mph.
  • Wednesday A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 51. West wind 7 to 14 mph.
  • Wednesday Night A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a temperature falling to near 38 by 10pm, then rising to around 51 during the remainder of the night. West southwest wind 8 to 13 mph increasing to 15 to 20 mph after midnight.
  • Thursday A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a temperature falling to around 46 by 9am. West southwest wind around 21 mph. Chance of precipitation is 40%.
  • Thursday Night A chance of rain showers before midnight, then a chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 34. West wind 13 to 20 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
  • Friday A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 40.
  • Friday Night A chance of rain and snow showers before midnight, then a slight chance of snow showers. Some thunder is also possible. Partly cloudy, with a low around 26. Chance of precipitation is 30%. Little or no snow accumulation expected.
  • Saturday Sunny, with a high near 44.
  • Saturday Night Mostly clear, with a steady temperature around 44.
  • Sunday Sunny, with a temperature falling to around 28 by 9am.
  • Sunday Night Mostly clear, with a low around 34.
  • Monday Sunny, with a high near 43.
  • Monday Night Mostly clear, with a steady temperature around 43.
  • Tuesday Sunny, with a high near 44.