Big Thompson River 7 Day Fishing Forecast

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  • Updated 13th June 2026

Big Thompson River 7 Day Fishing Forecast Outlook

Thinking of heading out to Big Thompson River At Mouth Near La Salle 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 Big Thompson River.

Fri 12th June, 2026 Weather Conditions For Big Thompson River

Temperature

  • Updated Just Now

During the day the maximum temperature will be 93°F with a min temperature of 47°F around Big Thompson River . The average temperature will be 71°F during the day.

Cloud Cover & Rain

  • Updated Just Now

Bring a hat and sun cream, yip with cloud coverage at 1% you'll need to find an artifical shade to cast a shadow if headng out to Big Thompson River to fish today. With that level of cloud coverage in the sky there is a 0% probability of rain.


Wind Direction

  • Updated Just Now

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 Big Thompson River on Fri 12th June will be from a south easterly direction which means fishing is poor.


Wind Speed

  • Updated Just Now

Good news, the wind speed is forecasted to be at 7mph 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 Big Thompson River
Winds may gust up to 8mph


Sat 13th June, 2026 Weather Conditions For Big Thompson River

Temperature

  • Updated Just Now

During the day the maximum temperature will be 83°F with a min temperature of 52°F around Big Thompson River . The average temperature will be 66°F during the day.

Cloud Cover & Rain

  • Updated Just Now

Bring a hat and sun cream, yip with cloud coverage at 1% you'll need to find an artifical shade to cast a shadow if headng out to Big Thompson River to fish today. With that level of cloud coverage in the sky there is a 0% probability of rain.


Wind Direction

  • Updated Just Now

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 Big Thompson River on Sat 13th June will be from a north easterly direction which means fishing is not great.


Wind Speed

  • Updated Just Now

Good news, the wind speed is forecasted to be at 9mph 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 Big Thompson River
Winds may gust up to 10mph


Sun 14th June, 2026 Weather Conditions For Big Thompson River

Temperature

  • Updated Just Now

During the day the maximum temperature will be 72°F with a min temperature of 51°F around Big Thompson River . The average temperature will be 59°F during the day.

Cloud Cover & Rain

  • Updated Just Now

You'll need a sun hat today if you head out to Big Thompson River as you'll be in the sun more often than not as coverage is only at 9%. With that level of cloud coverage in the sky there is a 2% probability of rain.


Wind Direction

  • Updated Just Now

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 Big Thompson River on Sun 14th June will be from a north easterly direction which means fishing is not great.


Wind Speed

  • Updated Just Now

Good news, the wind speed is forecasted to be at 10mph 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 Big Thompson River
Winds may gust up to 11mph


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