USGS · 06485950

BIG SIOUX RIVER

USGS · 06485950LIVE

BIG SIOUX RIVER AT SIOUX CITY, IA

NORTH SIOUX CITY, SD42.5244°N, -96.4805°W

AIR TEMP

68°F

WIND

10mph NW

FISH INDEX

63SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

—cfs

No flow data available

Precipitation History

SPONSORED

Weather Conditions

WEATHER CONDITIONS

TODAY

80°

63°

THU

80°

59°

FRI

81°

59°

SAT

87°

59°

SUN

101°

74°

MON

100°

80°

TUE

102°

74°

TIME

WED

NOW

THU

FRI

SAT

SUN

MON

TEMP

hourly forecast

79°

mild

79°

80°

79°

78°

76°

73°

70°

68°

67°

66°

65°

63°

62°

61°

59°

61°

66°

70°

72°

74°

76°

77°

78°

79°

80°

79°

77°

76°

74°

72°

69°

65°

64°

63°

60°

59°

60°

61°

65°

69°

73°

76°

77°

78°

80°

81°

80°

77°

73°

69°

67°

65°

62°

60°

59°

61°

65°

64°

65°

66°

68°

71°

76°

81°

85°

87°

83°

81°

80°

77°

74°

73°

74°

75°

78°

77°

76°

75°

74°

78°

83°

88°

92°

95°

97°

99°

101°

100°

99°

95°

92°

90°

88°

85°

84°

83°

82°

81°

80°

WIND

mph · gust · dir

14mph NW

G 22 mph

G22

G23

G15

G13

G15

G11

NNW

G11

G13

WNW

G10

WSW

NNE

G10

NNE

G12

NNE

G15

G13

G10

NNE

ENE

ESE

G12

ESE

ENE

G10

ESE

G12

ESE

G13

ESE

G13

ESE

G15

ESE

G15

ESE

G14

ESE

G14

ESE

G15

ESE

G19

G23

G25

G26

G24

G22

ESE

G22

ESE

G22

G23

G20

G22

G24

G21

G20

G22

SSE

G23

SSE

G23

SSE

G22

SSE

G19

G21

G24

ESE

G32

ESE

G36

ESE

G36

G34

G32

G31

G33

SSE

G33

SSE

G31

SSE

G27

G24

G23

G24

SSW

G25

SSW

G26

SSW

G26

G29

G32

G34

G38

SSE

G39

G38

SSE

G38

SSE

PRECIP

chance %

13%

CLOUDS

cover %

clear

100%

83%

70%

100%

65%

100%

87%

100%

59%

100%

65%

94%

70%

95%

99%

100%

85%

100%

72%

81%

87%

19%

98%

100%

18%

10%

11%

10%

16%

53%

68%

100%

26%

24%

85%

100%

93%

100%

80%

54%

99%

85%

97%

100%

58%

10%

37%

59%

53%

22%

38%

61%

87%

100%

PRESSURE

hPa · trend

979

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Moderate

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

05:49 AM

SUNSET

09:07 PM

15H 18M OF DAYLIGHT7H 10M REMAINING

MOON PHASE

Waxing Gibbous

70% illuminated

Station Location

42.5244, -96.4805

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-06-24 13:57 UTC

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