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.

56°F

13°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 WNW Lloyd MT

Today
High: 75 °F
Mostly Sunny
Tonight
Low: 56 °F
Mostly Cloudy
then Showers
Likely
Tuesday
High: 71 °F
Showers
Likely
Tuesday Night
Low: 53 °F
Partly Cloudy
Wednesday
High: 84 °F
Sunny then
Slight Chance
T-storms
Wednesday Night
Low: 57 °F
Showers
Likely then
Slight Chance
Showers
Thursday
High: 77 °F
Sunny
Thursday Night
Low: 56 °F
Mostly Clear
Friday
High: 83 °F
Sunny

Detailed Forecast

Today

Mostly sunny, with a high near 75. North wind 5 to 10 mph becoming east in the afternoon.

Tonight

A chance of showers and thunderstorms between midnight and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 56. Southeast wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday

Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms, mainly between 2pm and 4pm. Mostly cloudy, with a high near 71. Southeast wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday Night

Partly cloudy, with a low around 53. East wind 5 to 8 mph.

Wednesday

A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 84. Southeast wind 3 to 7 mph. Chance of precipitation is 20%.

Wednesday Night

Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 57. West southwest wind 7 to 9 mph. Chance of precipitation is 60%.

Thursday

Sunny, with a high near 77. West wind 9 to 11 mph, with gusts as high as 21 mph.

Thursday Night

Mostly clear, with a low around 56. West wind 5 to 8 mph becoming south southwest after midnight.

Friday

Sunny, with a high near 83.

Friday Night

Mostly clear, with a low around 61.

Saturday

Sunny, with a high near 87.

Saturday Night

Mostly clear, with a low around 62.