Severe Thunderstorms and Heavy Rainfall from the Lower Mississippi Valley to the Mid-Atlantic; Active Pattern Continues in Hawaii

Scattered severe thunderstorms are expected today from the ArkLaTex and Lower Mississippi Valley through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat today from east Texas into New York. A powerful kona storm will continue to impact Hawaii through Saturday, bringing heavy rainfall, strong winds, and severe thunderstorms. Read More >

Hazardous Weather Conditions

Current conditions at

ROCKY BOY (ROCM8)

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

20°F

-7°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

9 Miles WSW Lloyd MT

Winter Storm Watch March 12, 06:00pm until March 14, 06:00pm

High Wind Warning March 12, 03:00am until March 12, 06:00pm

Click here for hazard details and duration

Winter Storm Watch

High Wind Warning

Today
High: 38 °F
Breezy.
Slight Chance
Snow then
Mostly Sunny
Tonight
Low: 29 °F
Snow Likely
and Windy
Thursday
High: 43 °F⇓
Rain/Snow and
Areas Blowing
Snow
Thursday Night
Low: 22 °F
Snow
Friday
High: 30 °F
Snow Likely
Friday Night
Low: 18 °F
Snow
Saturday
High: 27 °F
Snow
Saturday Night
Low: 8 °F
Snow Likely
Sunday
High: 27 °F
Slight Chance
Snow

Detailed Forecast

Today

A 20 percent chance of snow before 10am. Mostly sunny, with a high near 38. Breezy, with a west wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 41 mph.

Tonight

Snow likely, mainly before 3am. Mostly cloudy, with a low around 29. Windy, with a south southwest wind 11 to 21 mph becoming west southwest 24 to 34 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Thursday

Rain and snow, becoming all snow after 9am. Areas of blowing snow after 9am. Temperature falling to around 32 by 5pm. Very windy, with a west wind 40 to 45 mph decreasing to 31 to 36 mph in the afternoon. Winds could gust as high as 65 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

Thursday Night

Snow. Low around 22. Northwest wind 10 to 20 mph becoming west southwest after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Friday

Snow likely. Cloudy, with a high near 30. West northwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Friday Night

Snow. Low around 18. North northeast wind around 10 mph becoming east southeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Saturday

Snow. High near 27. East southeast wind 10 to 14 mph becoming north northeast in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Saturday Night

Snow likely, mainly before midnight. Mostly cloudy, with a low around 8. North wind 5 to 14 mph becoming west after midnight. Winds could gust as high as 24 mph.

Sunday

A slight chance of snow. Partly sunny, with a high near 27.

Sunday Night

A chance of snow, mainly after midnight. Mostly cloudy, with a low around 16.

Monday

A chance of rain and snow. Mostly cloudy, with a high near 43.

Monday Night

A chance of rain and snow. Mostly cloudy, with a low around 34.

Tuesday

Partly sunny, with a high near 57. Breezy.