Waterlands
Big Thompson R River
USGS · 06736700
BIG THOMPSON R RIVER
USGS · 06736700LIVE

BIG THOMPSON R ABOVE DILLE TUNNEL, NR DRAKE, CO.

LARIMER COUNTY, CO40.4150°N, -105.2508°W
AIR TEMP
60°F
WIND
4mph ESE
FISH INDEX
81SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
—cfs
No flow data available
Precipitation History
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
80°
60°
THU
67°
54°
FRI
91°
55°
SAT
93°
54°
SUN
94°
60°
MON
88°
58°
TUE
90°
59°
TIME
WED
1
NOW
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
THU
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
FRI
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
SAT
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
SUN
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
MON
12
am
1
am
2
am
3
am
4
am
5
am
TEMP
hourly forecast
76°
mild
76°
78°
78°
79°
80°
79°
80°
71°
67°
65°
64°
60°
60°
61°
61°
60°
59°
59°
60°
61°
62°
63°
63°
63°
65°
65°
63°
66°
67°
67°
59°
55°
54°
55°
58°
58°
59°
58°
56°
55°
55°
57°
64°
71°
76°
81°
85°
88°
91°
88°
73°
65°
67°
73°
74°
69°
64°
63°
58°
54°
54°
56°
57°
58°
60°
60°
68°
77°
79°
82°
85°
87°
90°
92°
93°
93°
92°
91°
88°
82°
73°
70°
66°
65°
63°
62°
60°
62°
63°
63°
69°
78°
82°
84°
85°
87°
89°
91°
93°
94°
94°
92°
89°
84°
81°
79°
78°
76°
72°
67°
63°
60°
58°
WIND
mph · gust · dir
8mph ESE
8
ESE
11
SE
15
G16
E
8
G11
E
14
G16
NNE
13
G16
NE
9
G11
E
12
G17
E
10
G16
NE
10
G21
NE
3
G7
ENE
7
G9
SE
6
G9
SW
9
G11
WSW
5
G10
SSW
5
G10
S
5
G6
SE
8
G14
S
7
G14
S
10
G16
S
8
G11
S
4
G7
SSW
4
G8
SSE
3
G6
ESE
7
G8
E
10
G11
ESE
7
G8
ESE
8
ESE
8
G9
ESE
9
G10
SE
19
G31
N
5
G9
E
6
SSE
4
G8
SSW
3
G7
SW
5
G6
W
4
W
5
W
4
G6
W
4
G6
W
6
W
6
W
4
W
1
SSE
4
SE
8
ESE
9
ESE
7
G12
ESE
8
G13
E
15
G16
ESE
13
G20
N
16
ENE
7
G12
ESE
7
G16
SSW
11
G15
SSE
3
G15
SSE
5
WSW
2
G3
E
1
G7
WNW
2
G5
WNW
4
G6
WSW
7
WNW
8
W
7
G8
W
10
W
11
W
7
W
17
SW
18
SW
21
WSW
21
G25
SW
27
WSW
25
G28
WSW
22
G29
SW
18
G26
SW
25
WSW
25
G27
WSW
23
G29
WSW
20
G27
WSW
15
G30
WSW
10
G22
WSW
9
WSW
8
G12
WSW
8
WSW
7
W
6
G7
W
6
WSW
7
SW
11
W
13
W
12
WNW
9
G10
WSW
9
G10
S
12
G14
SSE
18
ESE
15
ESE
16
E
14
G20
E
13
G21
E
12
G21
E
5
G18
WSW
23
W
24
W
31
G32
W
37
W
37
W
32
G33
W
21
G28
WSW
16
G21
WSW
12
G13
WSW
9
W
9
W
9
W
PRECIP
chance %
1%
1%
3%
4%
7%
8%
10%
23%
20%
21%
28%
35%
45%
32%
25%
18%
14%
23%
22%
17%
9%
16%
24%
26%
36%
24%
23%
21%
21%
22%
71%
78%
78%
78%
78%
78%
78%
3%
3%
3%
3%
3%
3%
5%
5%
5%
5%
5%
5%
45%
45%
45%
45%
45%
45%
13%
13%
13%
13%
13%
13%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
5%
5%
5%
5%
5%
5%
1%
1%
1%
1%
1%
CLOUDS
cover %
10%
clear
10%
4%
75%
53%
100%
92%
76%
0%
2%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
49%
94%
85%
80%
78%
100%
100%
70%
100%
98%
100%
100%
100%
100%
6%
0%
0%
0%
5%
6%
55%
7%
7%
100%
100%
100%
100%
100%
10%
27%
5%
100%
100%
100%
100%
0%
9%
0%
0%
100%
30%
0%
0%
6%
29%
13%
7%
7%
7%
7%
0%
0%
7%
0%
0%
0%
7%
5%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
6%
100%
100%
85%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
PRESSURE
hPa · trend
832
832830830829830827826825824821819822821818817821821819823
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
81
Temperature
Ideal
Wind
Calm
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:31 AM
SUNSET
08:35 PM
15H 4M OF DAYLIGHT8H 0M REMAINING
MOON PHASE
Waxing Gibbous
69% illuminated

Station Location

40.4150, -105.2508
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-24 12:35 UTC
Site #06736700·USGS

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