Waterlands
Big Sioux River
USGS · 06479770
BIG SIOUX RIVER
USGS · 06479770LIVE

Big Sioux R nr Bruce, SD

BROOKINGS COUNTY, SD44.4678°N, -96.8876°W Updated 9 hr ago
FLOW RATE
1,576cfs
GAUGE HT
8.07ft
AIR TEMP
68°F
WIND
7mph S
FISH INDEX
63SCORE / 100
GOOD · 3 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 YEAR
1,576cfs 50.6% vs avg
Optimal band: 385–521 cfs
PERIOD HIGH
2,411cfs
PERIOD LOW
175cfs
RUNNABLE
20%
last 1 year in band

Gauge Height

8.07ft
Precipitation History
Your History · Big Sioux R nr Bruce, SD

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Weather Conditions
WEATHER CONDITIONS
TODAY
91°
67°
MON
91°
67°
TUE
97°
63°
WED
98°
64°
THU
102°
67°
FRI
90°
68°
SAT
92°
65°
TIME
SUN
9
NOW
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
11
pm
FRI
12
am
1
am
2
am
3
am
TEMP
hourly forecast
77°
mild
77°
81°
83°
86°
88°
90°
90°
91°
91°
91°
88°
85°
81°
78°
76°
74°
73°
71°
70°
69°
68°
67°
68°
73°
79°
82°
85°
87°
89°
90°
91°
91°
91°
91°
88°
84°
80°
77°
75°
74°
72°
69°
67°
65°
64°
63°
65°
72°
78°
83°
87°
91°
94°
96°
97°
97°
97°
97°
94°
87°
81°
79°
76°
73°
71°
69°
68°
66°
65°
64°
66°
73°
79°
84°
88°
92°
94°
96°
97°
98°
98°
97°
93°
88°
82°
80°
79°
76°
73°
73°
72°
70°
69°
67°
68°
74°
79°
85°
90°
94°
97°
99°
100°
101°
102°
102°
100°
97°
92°
88°
86°
86°
84°
82°
79°
WIND
mph · gust · dir
10mph SSW
G 22 mph
10
G22
SSW
11
G19
SW
11
G15
SW
11
G14
SSW
11
G14
SSW
10
G13
SSW
11
G13
S
11
G14
S
11
G14
S
10
G14
S
10
G16
S
8
G16
S
5
G12
S
5
G15
S
6
G17
S
7
G18
S
6
G18
S
6
G17
S
6
G17
S
6
G18
S
6
G16
S
5
G14
S
6
G14
S
8
G24
SSW
11
G22
SW
11
G20
SW
12
G19
SSW
14
G20
SSW
14
G18
SSW
14
G20
SSW
14
G18
SSW
13
G17
SSW
13
G17
S
12
G17
S
10
G18
S
8
G17
S
7
G15
S
7
G18
S
9
G22
S
10
G26
S
10
G30
S
9
G31
S
9
G31
S
9
G32
S
9
G29
S
8
G26
S
8
G27
SSW
11
G26
SSW
12
G20
SW
12
G16
SW
11
G14
SW
9
G12
SW
9
G11
SSW
10
G11
SSW
11
G12
S
11
G13
S
12
G14
S
13
G14
S
12
G15
SSE
12
G22
SSE
12
G28
SSE
12
G31
SSE
12
G29
SSE
10
G29
S
10
G30
S
9
G30
S
9
G27
S
8
G26
S
8
G23
S
8
G20
S
7
G22
SSW
9
G20
SSW
10
G17
SSW
10
G14
SSW
10
G12
SSW
10
G11
SSW
9
SSW
10
G11
S
11
G12
S
12
S
13
SSE
14
SSE
15
G16
SSE
13
G24
SSE
11
G29
SSE
13
G32
SSE
14
G32
SSE
12
G30
S
11
G33
S
12
G33
S
13
G33
S
11
G31
S
9
G28
S
8
G19
SSE
7
G23
S
11
G21
SSW
11
G17
SSW
11
G15
SSW
12
G15
SSW
13
G16
SSW
15
G17
SSW
14
G15
SSW
15
G16
SSW
14
G16
SSW
14
G17
S
13
G17
S
12
G15
S
12
G20
S
13
G28
S
14
G34
S
16
G38
S
18
G40
S
19
G39
S
16
G31
S
12
G19
SSW
PRECIP
chance %
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%
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%
0%
0%
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%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
0%
0%
CLOUDS
cover %
2%
clear
2%
3%
2%
2%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
0%
0%
0%
0%
8%
6%
100%
35%
70%
67%
97%
100%
91%
8%
45%
5%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
5%
5%
5%
7%
6%
62%
19%
6%
11%
5%
0%
0%
0%
0%
0%
0%
0%
5%
6%
0%
5%
10%
5%
6%
82%
70%
100%
21%
6%
5%
54%
11%
6%
49%
7%
12%
52%
100%
100%
13%
12%
0%
5%
6%
5%
9%
11%
100%
98%
83%
72%
76%
85%
89%
83%
73%
PRESSURE
hPa · trend
964
964964962962964964961962964961960961961959956958957954952954
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
63
Temperature
Warm
Wind
Light
Pressure
Rising — Slow
Moon Phase
Average
DAYLIGHT
SUNRISE
05:54 AM
SUNSET
09:11 PM
15H 17M OF DAYLIGHT
MOON PHASE
Waning Crescent
6% illuminated

Station Location

44.4678, -96.8876
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #06479770·USGS

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