Severe Thunderstorm Watch 554 in effect until 9 PM MDT this evening...
Tonight
Showers and thunderstorms likely in the evening...then partly cloudy after midnight. Some thunderstorms may be severe with damaging winds and large hail. Lows 45 to 50. Northwest winds 5 to 10 mph. Chance of precipitation 70 percent.
Tuesday
Partly cloudy. A 30 percent chance of showers and thunderstorms in the afternoon. Highs 70 to 80...65 to 70 in the mountains. West winds up to 5 mph.
Mostly cloudy with a 50 percent chance of showers and thunderstorms. Lows 45 to 50...35 to 45 in the mountains. North winds 5 to 10 mph.
Wednesday
Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs 60 to 65. North winds up to 10 mph... shifting to the northwest 10 to 15 mph in the afternoon.
Mostly cloudy with a chance of showers and thunderstorms in the evening...then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the mid 40s. West winds up to 10 mph. Chance of precipitation 50 percent.
Thursday and Thursday Night
Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs 65 to 75. Lows 45 to 50.
Friday and Friday Night
Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs 70 to 80. Lows 45 to 50.
Saturday through Sunday Night
Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs 75 to 85. Lows 45 to 55.
Monday
Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs 70 to 80.
Severe Thunderstorm Watch 554 remains in effect until 900 PM MDT
Mt . Montana counties included are
Beaverhead Blaine Broadwater Carbon Cascade Chouteau Deer Lodge Fergus Gallatin Glacier Golden Valley hill Jefferson Judith Basin Lewis And Clark Liberty Madison Meagher Musselshell park Pondera Powell Silver Bow Stillwater Sweet Grass Teton Toole Wheatland Yellowstone