Lala Impacting Hawaii; Flash Flooding Risks; Excessive Heat

Lala will continue to impact Hawaii through the weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Thunderstorms, heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians and the mid-Atlantic through today. Record heat continues for areas of the Mississippi Valley into the Southeast. Read More >

Current conditions at

ROCKY BOY (RCBM8)

Lat: 48.25529°NLon: 109.78592°WElev: 3789.0ft.

57°F

14°C

Humidity	94%
Wind Speed	WSW 0 MPH
Barometer	NA
Dewpoint	55°F (13°C)
Visibility	NA
Last update	16 Aug 07:18 AM MDT

More Information:

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

Extended Forecast for

4 Miles SW Box Elder MT

Today
High: 82 °F
Partly Sunny
then Patchy
Smoke
Tonight
Low: 51 °F
Slight Chance
T-storms then
Partly Cloudy
Monday
High: 82 °F
Partly Sunny
Monday Night
Low: 51 °F
Mostly Cloudy
Tuesday
High: 84 °F
Mostly Sunny
Tuesday Night
Low: 53 °F
Slight Chance
T-storms then
Partly Cloudy
Wednesday
High: 86 °F
Sunny
Wednesday Night
Low: 53 °F
Mostly Clear
Thursday
High: 86 °F
Sunny

Detailed Forecast

Today

Patchy smoke after 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind becoming west 5 to 7 mph in the morning.

Tonight

A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Patchy smoke before 9pm. Mostly cloudy, with a low around 51. Northwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 20%.

Monday

Partly sunny, with a high near 82. Calm wind becoming north northwest around 5 mph in the afternoon.

Monday Night

Mostly cloudy, with a low around 51. Light and variable wind.

Tuesday

Mostly sunny, with a high near 84. Calm wind.

Tuesday Night

A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 53. Calm wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 20%.

Wednesday

Sunny, with a high near 86. South wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 18 mph.

Wednesday Night

Mostly clear, with a low around 53. West northwest wind 5 to 7 mph becoming calm in the evening.

Thursday

Sunny, with a high near 86.

Thursday Night

Mostly clear, with a low around 54.

Friday

Mostly sunny, with a high near 87.

Friday Night

A slight chance of showers. Partly cloudy, with a low around 57.