Waterlands
Portneuf River
USGS · 13073000
PORTNEUF RIVER
USGS · 13073000LIVE

PORTNEUF RIVER AT TOPAZ ID

BANNOCK COUNTY, ID42.6247°N, -112.0881°W Updated 5 hr ago
FLOW RATE
123cfs
AIR TEMP
75°F
WIND
9mph ENE
FISH INDEX
69SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 7 DAY
123cfs 26.3% vs avg
Optimal band: 118–160 cfs
PERIOD HIGH
143cfs
PERIOD LOW
123cfs
RUNNABLE
100%
last 7 day in band
Precipitation History
Your History · PORTNEUF RIVER AT TOPAZ ID

Track your history

Sign in to track your sessions at PORTNEUF RIVER AT TOPAZ ID — best days, monthly trends, and time on the water.

Sign in
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
91°
56°
SUN
95°
72°
MON
93°
65°
TUE
93°
59°
WED
95°
63°
THU
89°
56°
FRI
96°
60°
TIME
SUN
5
NOW
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
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
TUE
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
WED
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
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
TEMP
hourly forecast
72°
mild
72°
73°
72°
77°
83°
86°
91°
92°
94°
94°
95°
94°
94°
93°
92°
90°
83°
81°
80°
80°
78°
74°
73°
74°
75°
69°
70°
75°
78°
79°
83°
86°
90°
91°
93°
89°
86°
89°
87°
78°
70°
66°
65°
67°
68°
64°
62°
60°
59°
59°
63°
69°
73°
78°
82°
87°
89°
88°
92°
93°
78°
83°
85°
75°
68°
66°
65°
65°
63°
63°
64°
64°
65°
63°
65°
72°
79°
86°
89°
92°
94°
95°
71°
67°
64°
70°
73°
73°
66°
64°
63°
62°
61°
60°
59°
58°
58°
56°
59°
66°
70°
74°
78°
81°
84°
86°
88°
89°
89°
88°
83°
76°
71°
68°
WIND
mph · gust · dir
11mph ENE
11
ENE
6
ENE
5
ENE
5
G6
E
1
G9
SSE
5
G9
WSW
15
G16
SW
11
G12
SW
16
G17
WSW
10
G12
SSW
12
G13
SSW
15
G18
SSW
18
G20
SSW
15
G17
W
12
G14
SW
8
G13
WSW
3
G10
SW
5
G6
E
8
ENE
6
E
5
E
13
NE
5
S
10
G11
E
0
G2
N
7
G11
NW
8
G21
WNW
11
G14
NNW
12
G14
NNW
12
G16
NW
1
G2
ENE
4
G15
ESE
11
G25
WSW
7
G26
WSW
15
G24
SW
14
G17
W
22
G27
W
19
G21
WSW
19
W
7
G15
NW
7
G9
NNE
4
G5
ENE
5
E
4
NNE
8
SE
4
E
1
E
3
ESE
2
G3
NE
3
ESE
4
ESE
1
G2
ENE
3
W
4
W
6
G9
WSW
10
G13
WSW
8
G15
W
14
G15
WNW
14
NW
20
NW
19
SSW
5
G8
SSW
13
WSW
2
G3
WNW
3
SSW
4
SE
3
SSE
5
NE
5
ENE
4
E
4
ENE
4
E
2
E
5
ESE
3
G4
E
1
NE
4
G5
SSE
7
G8
SSW
10
G13
SW
13
G17
WSW
17
G21
WSW
19
G24
SW
34
WNW
23
G39
WNW
9
G12
ESE
10
G19
S
5
G9
SSE
6
G7
S
4
S
3
S
4
S
6
S
5
SSW
5
SSW
5
SSW
5
S
5
SSW
2
G3
SW
2
G3
WSW
4
G8
SW
6
G12
WSW
8
G13
WSW
10
G15
W
14
G18
W
15
G18
W
16
G18
W
17
G18
W
17
G18
W
17
G18
W
16
G17
W
12
G14
W
8
G9
W
4
G5
W
2
G4
WSW
PRECIP
chance %
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%
1%
1%
1%
2%
1%
2%
2%
10%
10%
10%
10%
10%
10%
7%
7%
7%
7%
7%
7%
26%
26%
26%
26%
26%
26%
8%
8%
8%
8%
8%
8%
8%
8%
8%
8%
8%
8%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
22%
22%
22%
22%
22%
22%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
CLOUDS
cover %
0%
clear
0%
0%
0%
0%
0%
0%
0%
0%
100%
54%
42%
100%
93%
100%
100%
100%
100%
100%
100%
100%
14%
100%
100%
100%
100%
100%
97%
100%
100%
100%
100%
100%
100%
96%
100%
100%
100%
41%
100%
100%
100%
76%
5%
100%
100%
100%
100%
95%
16%
22%
64%
96%
11%
5%
5%
0%
7%
100%
100%
82%
100%
100%
100%
100%
100%
74%
72%
0%
0%
45%
100%
100%
100%
13%
95%
12%
12%
100%
6%
7%
8%
75%
100%
100%
100%
100%
12%
6%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
PRESSURE
hPa · trend
850
850855852848848854850849849852849849850851845848849852849
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
69
Temperature
Warm
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:56 AM
SUNSET
09:09 PM
15H 13M OF DAYLIGHT
MOON PHASE
Waning Gibbous
72% illuminated

Station Location

42.6247, -112.0881
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-05 00:00 UTC
Site #13073000·USGS

Create a free account to save favorites, set flow alerts, and track conditions

Sign up free