WATERLANDSSign in
Colorado Rivers
Live Conditions

Big Thompson River

Colorado
Primary Flow
—
cfs
Gauge Height
—
ft
Water Temp
—
°F
Air Temp
—
°F
Basin SWE
—
in avg
Daylight
—
sunrise
5-Day Trend
—
 

30-Day Flow History

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7-Day Outlook

Forecast

14-day on Pro
Your History · Big Thompson River

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Basin Snowpack

SNOTEL 10
  • Alta Lakes
    11,290 ft
    --
    --%
  • Apishapa
    10,000 ft
    --
    --%
  • Arapaho Ridge
    10,960 ft
    --
    --%
  • Bear Lake
    9,490 ft
    --
    --%
  • Bear River
    9,100 ft
    --
    --%
  • Beartown
    11,580 ft
    --
    --%

Quick Facts

Gauge Stations
6
Boat Ramps
7

Elevation Profile

Elevation data not yet available for this river.

Fishing Intel

Current Hatches

Blue-Winged Olive
Caddis
Stonefly
Pale M. Dun
Midge
J
F
M
A
M
J
J
A
S
O
N
D

Recommended Flies — Late June

RS2 Emerger
#20-22 · Olive/Gray
Sparkle Dun BWO
#18-20 · Olive
Zebra Midge
#18-22 · Black/Red
Pat's Rubber Legs
#6-10 · Brown/Black
Pheasant Tail
#16-20 · Natural
Egg Pattern
#14-16 · Peach/Orange
Season Timing
Fishing
Floating
Runoff
J
F
M
A
M
J
J
A
S
O
N
D

Regulations & Alerts

Spring Runoff Advisory

Water levels rising due to snowmelt. Exercise caution on all sections.

Browns Canyon National Monument

Special management area. No motorized boats permitted.

Catch & Release

Browns Canyon section: catch & release only for all trout species.

Bag & Possession Limits

Standard CO regulations: 4 trout per day, only 1 over 16".

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