National Weather Service

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The Regional Temperatures and Precipitation Product for the State of Montana (RTPMT) will now be discontinued on July 7, 2026.

Current conditions at

ROCKY BOY (ROCM8)

Lat: 48.17478°NLon: 109.64728°WElev: 4700.0ft.

42°F

6°C

Humidity	NA
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	NA

More Information:

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

Extended Forecast for

6 Miles ESE Lloyd MT

Today
High: 71 °F
Patchy Smoke
then Chance
T-storms
Tonight
Low: 53 °F
Chance
T-storms then
Chance
Showers
Thursday
High: 72 °F
Mostly Sunny
then Chance
Showers
Thursday Night
Low: 53 °F
Mostly Clear
Friday
High: 74 °F
Sunny then
Chance
T-storms
Friday Night
Low: 53 °F
Mostly Clear
Independence Day
High: 75 °F
Sunny
Saturday Night
Low: 56 °F
Mostly Clear
Sunday
High: 79 °F
Sunny

Detailed Forecast

Today

A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Patchy smoke before 2pm. Increasing clouds, with a high near 71. West wind 6 to 8 mph.

Tonight

A chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am. Mostly cloudy, with a low around 53. Southwest wind 3 to 7 mph. Chance of precipitation is 40%.

Thursday

A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 72. West northwest wind around 6 mph.

Thursday Night

Mostly clear, with a low around 53. West wind around 6 mph becoming calm.

Friday

A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74. South southwest wind 7 to 9 mph.

Friday Night

Mostly clear, with a low around 53. Southwest wind 5 to 10 mph.

Independence Day

Sunny, with a high near 75. West wind 8 to 13 mph, with gusts as high as 22 mph.

Saturday Night

Mostly clear, with a low around 56. West wind 5 to 10 mph becoming light southwest. Winds could gust as high as 20 mph.