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.

66°F

19°C

Humidity	30%
Wind Speed	NNE 3 MPH
Barometer	NA
Dewpoint	34°F (1°C)
Visibility	NA
Last update	17 Jun 05:39 PM MDT

More Information:

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

Extended Forecast for

14 Miles NNW Silver Gate MT

Tonight
Low: 32 °F
Partly Cloudy
Thursday
High: 59 °F
Sunny
Thursday Night
Low: 34 °F
Partly Cloudy
Juneteenth
High: 65 °F
Mostly Sunny
Friday Night
Low: 42 °F
Mostly Cloudy
Saturday
High: 58 °F
Chance
Showers then
Showers
Saturday Night
Low: 38 °F
Showers then
Slight Chance
Showers
Sunday
High: 56 °F
Chance
Showers then
Showers
Likely
Sunday Night
Low: 35 °F
Chance
T-storms then
Partly Cloudy

Detailed Forecast

Tonight

Partly cloudy, with a low around 32. Northwest wind 9 to 14 mph becoming light west northwest after midnight.

Thursday

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

Thursday Night

Partly cloudy, with a low around 34. Northwest wind 5 to 10 mph becoming northeast after midnight.

Juneteenth

Mostly sunny, with a high near 65. Light and variable wind becoming west 6 to 11 mph in the afternoon.

Friday Night

Mostly cloudy, with a low around 42. West northwest wind 5 to 10 mph becoming south southeast after midnight.

Saturday

A chance of showers, then showers and possibly a thunderstorm after noon. High near 58. West southwest wind 3 to 8 mph. Chance of precipitation is 90%.

Saturday Night

Showers and possibly a thunderstorm before midnight, then a slight chance of showers. Low around 38. West wind 3 to 7 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 56. Calm wind becoming west northwest 5 to 9 mph in the morning. Chance of precipitation is 70%.

Sunday Night

A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 35. Northwest wind 5 to 8 mph becoming southeast after midnight.

Monday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 57. Light and variable wind becoming northwest 6 to 11 mph in the afternoon. Chance of precipitation is 40%.

Monday Night

Mostly clear, with a low around 34. North northwest wind 5 to 10 mph becoming east after midnight.

Tuesday

Sunny, with a high near 63. Southeast wind 5 to 11 mph becoming west in the afternoon.

Tuesday Night

Partly cloudy, with a low around 38. Northwest wind 5 to 10 mph becoming southeast after midnight.

Wednesday

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 65. South wind 5 to 13 mph becoming west in the afternoon.