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 2 hr ago

FLOW RATE

1,519cfs

GAUGE HT

59.49ft

AIR TEMP

98°F

WIND

9mph SSW

FISH INDEX

63SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 7 DAY

1,519cfs 73.5% vs avg

Optimal band: 1,307–1,769 cfs

PERIOD HIGH

1,550cfs

PERIOD LOW

1,519cfs

RUNNABLE

100%

last 7 day in band

Gauge Height

59.49ft

Precipitation History

Your History · Bighorn R bl Yellowtail Afterbay Dam nr St. Xavier

Track your history

Sign in to track your sessions at Bighorn R bl Yellowtail Afterbay Dam nr St. Xavier — best days, monthly trends, and time on the water.

SPONSORED

Weather Conditions

WEATHER CONDITIONS

TODAY

113°

71°

MON

100°

77°

TUE

104°

72°

WED

96°

70°

THU

98°

71°

FRI

100°

72°

SAT

104°

77°

TIME

MON

NOW

TUE

WED

THU

FRI

TEMP

hourly forecast

83°

mild

83°

80°

78°

77°

80°

83°

85°

88°

91°

93°

95°

97°

98°

100°

99°

98°

94°

88°

85°

83°

82°

80°

78°

77°

74°

73°

72°

76°

79°

81°

84°

88°

91°

93°

95°

98°

99°

101°

103°

104°

95°

91°

90°

85°

83°

81°

77°

73°

70°

71°

73°

76°

79°

83°

87°

89°

92°

94°

96°

93°

88°

81°

78°

77°

76°

75°

72°

71°

75°

77°

80°

82°

86°

89°

92°

95°

97°

98°

76°

73°

84°

72°

74°

76°

75°

73°

72°

73°

76°

79°

83°

87°

91°

94°

96°

98°

99°

100°

99°

96°

WIND

mph · gust · dir

11mph WSW

G 13 mph

G13

WSW

G20

WNW

G12

WNW

G12

WNW

G11

WNW

G13

NNE

G13

ENE

G12

ENE

G11

ENE

G12

G14

G16

G17

ESE

G16

G19

ENE

G18

ENE

G10

SSW

WNW

G10

WNW

NNW

NNE

ENE

G11

G13

ENE

G13

ESE

WSW

G16

G12

WNW

G10

WNW

NNW

NNE

G11

NNW

G14

WNW

G19

WSW

SSE

NNE

SSW

NNE

ENE

G10

ENE

G13

G33

G18

SSW

ESE

SSE

NNE

ENE

ESE

SSE

PRECIP

chance %

17%

45%

22%

17%

36%

44%

12%

14%

11%

CLOUDS

cover %

clear

82%

41%

97%

67%

100%

11%

17%

100%

11%

100%

20%

21%

14%

49%

11%

100%

11%

23%

100%

73%

100%

18%

16%

10%

15%

13%

10%

PRESSURE

hPa · trend

904

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Too Hot

Wind

Light

Pressure

Rising — Slow

Moon Phase

Peak Activity

DAYLIGHT

SUNRISE

05:35 AM

SUNSET

08:58 PM

15H 23M OF DAYLIGHT

MOON PHASE

New Moon

3% illuminated

PEAK ACTIVITY

Station Location

45.3169, -107.9189

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-07-13 00:00 UTC

Site #06287000·USGS

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