Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

MAIN BOULDER (MBRM8)

Lat: 45.45813°NLon: 110.19768°WElev: 5405.0ft.

65°F

18°C

Humidity	30%
Wind Speed	NW 5 MPH
Barometer	NA
Dewpoint	33°F (1°C)
Visibility	NA
Last update	17 Jun 02:39 PM MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

10 Miles N Cooke City MT

Tonight
Low: 26 °F
Decreasing
Clouds
Thursday
High: 46 °F
Sunny
Thursday Night
Low: 28 °F
Partly Cloudy
Juneteenth
High: 50 °F
Mostly Sunny
Friday Night
Low: 38 °F
Mostly Cloudy
Saturday
High: 45 °F
Chance
Showers then
Showers
Saturday Night
Low: 33 °F
Showers then
Chance
Showers
Sunday
High: 42 °F
Chance
Showers then
Showers
Likely
Sunday Night
Low: 30 °F
Chance
T-storms then
Slight Chance
Showers

Detailed Forecast

Tonight

Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind 8 to 16 mph.

Thursday

Sunny, with a high near 46. West wind 9 to 16 mph.

Thursday Night

Partly cloudy, with a low around 28. Northwest wind 9 to 15 mph becoming southeast after midnight.

Juneteenth

Mostly sunny, with a high near 50. South wind 9 to 11 mph becoming west northwest in the afternoon.

Friday Night

Mostly cloudy, with a low around 38. Northwest wind around 11 mph becoming south southwest after midnight.

Saturday

A chance of showers, then showers and possibly a thunderstorm after noon. High near 45. West wind 8 to 10 mph. Chance of precipitation is 90%.

Saturday Night

Showers and possibly a thunderstorm before midnight, then a chance of showers. Low around 33. West wind 6 to 8 mph. Chance of precipitation is 80%.

Sunday

A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 42. West northwest wind 6 to 10 mph. Chance of precipitation is 70%.

Sunday Night

A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 30. West northwest wind 6 to 8 mph becoming south southwest after midnight. Chance of precipitation is 50%.

Monday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 42. Southwest wind 6 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 50%.

Monday Night

Mostly clear, with a low around 29. North northwest wind 7 to 9 mph becoming south after midnight.

Tuesday

Sunny, with a high near 47. West southwest wind 7 to 10 mph.

Tuesday Night

Partly cloudy, with a low around 34. North northwest wind 7 to 9 mph becoming south after midnight.

Wednesday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 50. Southwest wind 7 to 13 mph.