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	33%
Wind Speed	NNW 4 MPH
Barometer	NA
Dewpoint	35°F (2°C)
Visibility	NA
Last update	17 Jun 03:39 PM MDT

More Information:

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

Extended Forecast for

19 Miles ESE Emigrant MT

Tonight
Low: 29 °F
Partly Cloudy
Thursday
High: 55 °F
Sunny
Thursday Night
Low: 31 °F
Partly Cloudy
Juneteenth
High: 61 °F
Mostly Sunny
Friday Night
Low: 39 °F
Mostly Cloudy
Saturday
High: 55 °F
Chance
Showers then
Showers
Saturday Night
Low: 34 °F
Showers then
Slight Chance
Showers
Sunday
High: 53 °F
Chance
Showers then
Showers
Likely
Sunday Night
Low: 32 °F
Chance
T-storms then
Partly Cloudy

Detailed Forecast

Tonight

Partly cloudy, with a low around 29. Northwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight.

Thursday

Sunny, with a high near 55. West northwest wind 7 to 16 mph.

Thursday Night

Partly cloudy, with a low around 31. Northwest wind 7 to 14 mph becoming east northeast after midnight.

Juneteenth

Mostly sunny, with a high near 61. East southeast wind 6 to 13 mph becoming west northwest in the afternoon.

Friday Night

Mostly cloudy, with a low around 39. West northwest wind 7 to 13 mph becoming south after midnight.

Saturday

A chance of showers, then showers and possibly a thunderstorm after noon. High near 55. South southwest wind 7 to 10 mph. Chance of precipitation is 90%.

Saturday Night

Showers and possibly a thunderstorm before midnight, then a slight chance of showers. Low around 34. West wind 3 to 8 mph. Chance of precipitation is 80%.

Sunday

A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 53. Light west wind becoming west northwest 6 to 11 mph in the morning. Chance of precipitation is 60%.

Sunday Night

A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 32. North northwest wind 5 to 10 mph becoming light and variable after midnight.

Monday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 53. Light and variable wind becoming northwest 8 to 13 mph in the morning. Chance of precipitation is 30%.

Monday Night

Mostly clear, with a low around 32. North northwest wind 8 to 13 mph becoming light and variable after midnight.

Tuesday

Sunny, with a high near 59. Light and variable wind becoming west northwest 8 to 13 mph in the morning.

Tuesday Night

Partly cloudy, with a low around 36. Northwest wind 6 to 11 mph becoming light and variable after midnight.

Wednesday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 62. South southeast wind 5 to 14 mph becoming west in the afternoon.