USGS · 06120500

MUSSELSHELL RIVER

USGS · 06120500LIVE

Musselshell River at Harlowton MT

WHEATLAND COUNTY, MT46.4288°N, -109.8412°W Updated 10 hr ago

FLOW RATE

152cfs

AIR TEMP

53°F

WIND

6mph WNW

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

152cfs 38.0% vs avg

Optimal band: 54–72 cfs

PERIOD HIGH

228cfs

PERIOD LOW

28cfs

RUNNABLE

42%

last 1 year in band

Precipitation History

Your History · Musselshell River at Harlowton MT

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Weather Conditions

WEATHER CONDITIONS

TODAY

85°

51°

SUN

90°

59°

MON

81°

60°

TUE

80°

59°

WED

91°

58°

THU

84°

61°

FRI

85°

56°

TIME

SAT

NOW

SUN

MON

TUE

WED

THU

TEMP

hourly forecast

73°

mild

73°

77°

80°

82°

83°

84°

85°

84°

82°

77°

71°

70°

69°

66°

65°

63°

62°

60°

59°

63°

69°

75°

78°

81°

83°

85°

87°

90°

89°

78°

73°

66°

67°

66°

64°

63°

65°

68°

69°

67°

70°

78°

80°

81°

77°

72°

70°

64°

62°

60°

61°

62°

61°

59°

60°

61°

62°

65°

69°

73°

75°

78°

79°

77°

78°

80°

74°

67°

64°

61°

60°

59°

60°

59°

58°

60°

62°

66°

71°

76°

80°

83°

86°

89°

91°

80°

82°

77°

72°

67°

65°

64°

63°

WIND

mph · gust · dir

4mph W

G 9 mph

G15

G16

G22

G20

G23

WNW

G24

WNW

G23

WNW

G22

WNW

G10

G14

NNE

G12

WNW

G10

WNW

G10

WNW

G13

WNW

G11

WNW

G13

SSW

G15

SSW

G20

G26

WNW

G22

G24

WNW

G44

WSW

G13

WNW

G34

NNW

G21

NNW

WSW

G13

WNW

G16

G22

NNW

G25

NNW

G20

G17

NNE

G10

ESE

ENE

ESE

G19

G18

G22

G17

G16

NNW

G25

G18

NNW

G14

NNW

G11

WSW

WNW

WSW

SSW

SSE

NNW

NNE

G16

ESE

G18

ESE

G13

G12

G10

ESE

G11

ESE

G10

ESE

SSW

SSE

G16

G20

SSW

G23

SSE

G16

SSE

G13

SSW

G11

WSW

SSE

WNW

PRECIP

chance %

14%

51%

57%

45%

16%

28%

20%

19%

39%

10%

CLOUDS

cover %

clear

83%

100%

19%

13%

100%

50%

100%

75%

50%

87%

40%

13%

26%

80%

100%

97%

100%

97%

100%

42%

21%

100%

17%

12%

91%

100%

58%

100%

99%

50%

68%

63%

83%

100%

99%

100%

75%

85%

65%

47%

43%

38%

95%

22%

52%

70%

65%

49%

33%

21%

10%

PRESSURE

hPa · trend

878

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Ideal

Wind

Light

Pressure

Rising — Slow

Moon Phase

Average

DAYLIGHT

SUNRISE

05:32 AM

SUNSET

09:14 PM

15H 42M OF DAYLIGHT11H 1M REMAINING

MOON PHASE

Waning Gibbous

80% illuminated

Station Location

46.4288, -109.8412

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DATA · USGS · NOAA · NWSUPDATED 2026-07-04 10:13 UTC

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