Bighorn R Bl Yellowtail Afterbay Dam nr St. Xavier River

USGS · 06287000

BIGHORN R BL YELLOWTAIL AFTERBAY DAM NR ST. XAVIER RIVER

USGS · 06287000LIVE

Bighorn R bl Yellowtail Afterbay Dam nr St. Xavier

BIG HORN COUNTY, MT45.3169°N, -107.9189°W Updated 12 hr ago

FLOW RATE

1,425cfs

AIR TEMP

52°F

WIND

3mph ESE

FISH INDEX

75SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

1,425cfs 72.2% vs avg

Optimal band: 1,240–1,678 cfs

PERIOD HIGH

1,507cfs

PERIOD LOW

1,425cfs

RUNNABLE

100%

last 30 day in band

Precipitation History

SPONSORED

Weather Conditions

WEATHER CONDITIONS

TODAY

79°

50°

THU

68°

58°

FRI

91°

62°

SAT

81°

60°

SUN

81°

59°

MON

81°

55°

TUE

86°

59°

TIME

WED

NOW

THU

FRI

SAT

SUN

MON

TEMP

hourly forecast

75°

mild

75°

77°

78°

79°

78°

76°

74°

69°

66°

62°

61°

59°

58°

61°

63°

62°

67°

68°

62°

66°

68°

67°

64°

62°

63°

64°

62°

65°

64°

67°

69°

71°

75°

79°

82°

85°

88°

91°

86°

79°

74°

75°

73°

70°

69°

67°

66°

64°

62°

60°

63°

66°

71°

74°

77°

79°

81°

78°

65°

78°

76°

74°

69°

62°

63°

64°

65°

63°

61°

60°

63°

66°

69°

72°

75°

77°

79°

81°

76°

75°

77°

64°

65°

61°

59°

57°

56°

55°

WIND

mph · gust · dir

11mph E

G13

ENE

G13

ENE

G13

ENE

G15

ENE

G16

ENE

G19

ENE

G20

ENE

G18

ENE

G10

G13

ENE

G12

ENE

G10

WSW

G10

SSE

G13

ENE

G16

ESE

ENE

WNW

SSW

ENE

ESE

G14

ENE

G13

WSW

G17

WNW

NNW

NNE

WSW

NNE

G10

G15

NNE

G18

G24

WSW

G24

G28

G20

SSW

ENE

SSE

SSW

SSE

WSW

NNE

G10

NNE

G10

NNE

G13

G14

G12

G13

NNE

SSE

SSW

WSW

SSW

PRECIP

chance %

15%

27%

28%

23%

26%

42%

33%

31%

24%

77%

23%

11%

20%

50%

38%

22%

78%

66%

44%

36%

46%

35%

24%

CLOUDS

cover %

clear

100%

38%

17%

100%

79%

100%

86%

100%

93%

100%

98%

100%

91%

100%

12%

68%

93%

100%

28%

100%

92%

100%

17%

19%

34%

55%

97%

100%

12%

100%

81%

14%

26%

100%

18%

34%

73%

100%

72%

100%

28%

56%

72%

63%

41%

PRESSURE

hPa · trend

911

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Ideal

Wind

Calm

Pressure

Rising — Slow

Moon Phase

Average

DAYLIGHT

SUNRISE

05:24 AM

SUNSET

09:03 PM

15H 39M OF DAYLIGHT8H 24M REMAINING

MOON PHASE

Waxing Gibbous

69% illuminated

Station Location

45.3169, -107.9189

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-06-24 12:39 UTC

Site #06287000·USGS

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