National Weather Service Forecast for: 6 Miles N Helena MT
Issued by: National Weather Service Great Falls, MT
Updated: 1:52 am MDT Jun 30, 2026
 
Today

Today: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Patchy fog before 8am.  Otherwise, partly sunny, with a high near 72. Light and variable wind becoming west around 6 mph in the afternoon.
Patchy Fog
then Chance
T-storms
Tonight

Tonight: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 48. West southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 50%.
Chance
T-storms then
Mostly Cloudy
Wednesday

Wednesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 5pm, then showers likely and possibly a thunderstorm after 5pm.  Partly sunny, with a high near 73. Calm wind becoming south southwest around 5 mph in the afternoon.  Chance of precipitation is 70%.
Slight Chance
Showers then
Showers
Likely
Wednesday
Night
Wednesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Cloudy during the early evening, then gradual clearing, with a low around 47. South southeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%.
Chance
T-storms then
Partly Cloudy
Thursday

Thursday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 76. Calm wind becoming southwest around 6 mph in the afternoon.
Mostly Sunny
then Slight
Chance
T-storms
Thursday
Night
Thursday 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 49. West wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 20%.
Slight Chance
T-storms then
Partly Cloudy
Friday

Friday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 76. Light and variable wind.
Mostly Sunny
then Chance
T-storms
Friday
Night
Friday Night: Partly cloudy, with a low around 47. West wind around 5 mph becoming calm  in the evening.
Partly Cloudy

Independence
Day
Independence Day: Sunny, with a high near 80.
Sunny

Hi 72 °F Lo 48 °F Hi 73 °F Lo 47 °F Hi 76 °F Lo 49 °F Hi 76 °F Lo 47 °F Hi 80 °F

 

Today
 
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 72. Light and variable wind becoming west around 6 mph in the afternoon.
Tonight
 
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 48. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.
Wednesday
 
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 73. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 70%.
Wednesday Night
 
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Cloudy during the early evening, then gradual clearing, with a low around 47. South southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Thursday
 
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday 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 49. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
 
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. Light and variable wind.
Friday Night
 
Partly cloudy, with a low around 47. West wind around 5 mph becoming calm in the evening.
Independence Day
 
Sunny, with a high near 80.
Saturday Night
 
Mostly clear, with a low around 50.
Sunday
 
Sunny, with a high near 85.
Sunday Night
 
Mostly clear, with a low around 55.
Monday
 
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.

 

Forecast from NOAA-NWS for 6 Miles N Helena MT.