Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

MAIN BOULDER (MBRM8)

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

44°F

7°C

Humidity	72%
Wind Speed	SE 2 MPH
Barometer	NA
Dewpoint	35°F (2°C)
Visibility	NA
Last update	18 Jun 05:39 AM MDT

More Information:

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

Extended Forecast for

13 Miles SE Livingston MT

Today
High: 61 °F
Sunny
Tonight
Low: 39 °F
Partly Cloudy
Juneteenth
High: 63 °F
Partly Sunny
Friday Night
Low: 47 °F
Mostly Cloudy
Saturday
High: 60 °F
Slight Chance
Showers then
Showers
Saturday Night
Low: 46 °F
Showers
Likely then
Slight Chance
Showers
Sunday
High: 60 °F
Mostly Sunny
then Chance
T-storms
Sunday Night
Low: 39 °F
Chance
T-storms then
Partly Cloudy
Monday
High: 56 °F
Mostly Sunny
then Chance
T-storms

Detailed Forecast

Today

Sunny, with a high near 61. West wind 7 to 16 mph.

Tonight

Partly cloudy, with a low around 39. Northwest wind 5 to 13 mph becoming southeast after midnight.

Juneteenth

Partly sunny, with a high near 63. East southeast wind 5 to 11 mph becoming north northeast in the afternoon.

Friday Night

Mostly cloudy, with a low around 47. East northeast wind 6 to 11 mph becoming light and variable after midnight.

Saturday

A slight chance of showers, then showers and possibly a thunderstorm after noon. High near 60. Light and variable wind becoming west 5 to 7 mph in the morning. Chance of precipitation is 80%.

Saturday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 46. Southwest wind 7 to 9 mph. Chance of precipitation is 70%.

Sunday

A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 60. Southwest wind 8 to 10 mph becoming northwest in the afternoon.

Sunday Night

A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 39. North northwest wind 5 to 10 mph becoming light and variable after midnight.

Monday

A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 56. Light and variable wind becoming north 5 to 10 mph in the morning.

Monday Night

Mostly clear, with a low around 40. North wind 5 to 10 mph becoming light and variable after midnight.

Tuesday

Sunny, with a high near 64. South wind 5 to 10 mph becoming north in the afternoon.

Tuesday Night

Mostly clear, with a low around 46. North northeast wind 5 to 10 mph becoming south after midnight.

Wednesday

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 65. South wind 6 to 10 mph becoming west northwest in the afternoon.