Great Falls Lake 7 Day Fishing Forecast Outlook
Thinking of heading out to Great Falls Lake over the next few days. If so get you'll find all your weather information you'll need over the next seven days. Please ensure to adhere to the fishing regulations for the state. Remember, regulations are there to protect fish species and enable fishing for generations to come. Determine which day is best for you the bag your best catch on Great Falls Lake.
Sat 6th December, 2025 Weather Conditions For Great Falls Lake
Temperature
During the day the maximum temperature will be 44°F with a min temperature of 33°F around Great Falls Lake. The average temperature will be 37°F during the day.
Cloud Cover & Rain
Pack your bags, rod and head out the door right now as you've got 100% cloud cover over Great Falls Lake. You chances of bagging a few has increased. With that level of cloud coverage in the sky there is a 0% probability of rain.
Wind Direction
I'm sure you've heard of the old sying: “Wind from the West, fish bite the best. Wind from the East, fish bite the least. Wind from the North, do not go forth. Wind from the
South blows bait in their mouth.”. It's more of a wife tail but always fun to recollect.
Its less so about the direction but the cause for the direction. We’ll cover this more in a blog post soon but for Great Falls Lake on Sat 6th December will be from a south westerly direction which means fishing is optimal.
Wind Speed
With the wind forecasted at 3mph hardly a puff out there makes for a calm mirror like surface. With the wind so light less ripples in the water makes it more difficult to mask the line and lure on Great Falls Lake
Winds may gust up to 4mph
Sun 7th December, 2025 Weather Conditions For Great Falls Lake
Temperature
During the day the maximum temperature will be 43°F with a min temperature of 32°F around Great Falls Lake. The average temperature will be 38°F during the day.
Cloud Cover & Rain
Cloud cover not as optimal today at 74% but still enough cover there to grab a catch on Great Falls Lake With that level of cloud coverage in the sky there is a 0% probability of rain.
Wind Direction
I'm sure you've heard of the old sying: “Wind from the West, fish bite the best. Wind from the East, fish bite the least. Wind from the North, do not go forth. Wind from the
South blows bait in their mouth.”. It's more of a wife tail but always fun to recollect.
Its less so about the direction but the cause for the direction. We’ll cover this more in a blog post soon but for Great Falls Lake on Sun 7th December will be from a south westerly direction which means fishing is optimal.
Wind Speed
With the wind forecasted at 4mph hardly a puff out there makes for a calm mirror like surface. With the wind so light less ripples in the water makes it more difficult to mask the line and lure on Great Falls Lake
Winds may gust up to 5mph
Mon 8th December, 2025 Weather Conditions For Great Falls Lake
Temperature
During the day the maximum temperature will be 41°F with a min temperature of 37°F around Great Falls Lake. The average temperature will be 39°F during the day.
Cloud Cover & Rain
Pack your bags, rod and head out the door right now as you've got 100% cloud cover over Great Falls Lake. You chances of bagging a few has increased. With that level of cloud coverage in the sky there is a 0% probability of rain.
Wind Direction
I'm sure you've heard of the old sying: “Wind from the West, fish bite the best. Wind from the East, fish bite the least. Wind from the North, do not go forth. Wind from the
South blows bait in their mouth.”. It's more of a wife tail but always fun to recollect.
Its less so about the direction but the cause for the direction. We’ll cover this more in a blog post soon but for Great Falls Lake on Mon 8th December will be from a north westerly direction which means fishing is optimal.
Wind Speed
Good news, the wind speed is forecasted to be at 5mph and considered in the optimal range for fishing as the ripples caused by the wind on the water's surface will help hide the line an lure on Great Falls Lake
Winds may gust up to 6mph
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