USGS · 06101500

MARIAS RIVER

USGS · 06101500LIVE

Marias River near Chester MT

MONTANA48.3060°N, -111.0805°W Updated 16 hr ago

FLOW RATE

1,565cfs

GAUGE HT

4.84ft

AIR TEMP

85°F

WIND

7mph SW

FISH INDEX

50SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

1,565cfs 14.2% vs avg

Optimal band: 1,041–1,409 cfs

PERIOD HIGH

1,788cfs

PERIOD LOW

713cfs

RUNNABLE

16%

last 30 day in band

Gauge Height

4.84ft

Precipitation History

Your History · Marias River near Chester MT

Track your history

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Weather Conditions

WEATHER CONDITIONS

TODAY

96°

61°

MON

92°

65°

TUE

82°

70°

WED

87°

68°

THU

93°

68°

FRI

97°

68°

SAT

97°

72°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

96°

mild

96°

93°

89°

85°

81°

77°

74°

72°

71°

69°

67°

66°

65°

66°

71°

77°

81°

84°

87°

88°

90°

91°

92°

88°

85°

82°

79°

77°

74°

73°

72°

70°

71°

73°

74°

77°

75°

77°

75°

76°

80°

82°

78°

77°

74°

72°

73°

72°

70°

69°

68°

69°

68°

69°

68°

70°

73°

78°

79°

83°

85°

86°

87°

86°

81°

78°

76°

74°

72°

71°

70°

69°

68°

70°

74°

77°

81°

84°

87°

89°

91°

92°

93°

92°

91°

87°

82°

70°

73°

72°

71°

70°

69°

68°

70°

72°

75°

WIND

mph · gust · dir

11mph NW

G 18 mph

G18

G26

G24

G12

G11

G10

NNW

WNW

NNW

ENE

ESE

G10

ESE

G10

G15

ESE

G11

G14

ESE

G16

ESE

G14

ESE

G13

ESE

SSE

G11

NNW

WNW

G16

G27

NNW

G26

NNW

G14

G15

G16

G13

G17

G15

ENE

G15

G14

ENE

G16

NNE

G18

NNE

G23

G24

G21

NNE

G16

ENE

G10

ENE

SSW

G18

ESE

G23

SSE

G23

G22

G23

G18

G17

ESE

G17

G15

G14

ESE

G14

ESE

G22

ESE

G20

G15

ESE

G18

ESE

ENE

ESE

G13

ESE

G15

G16

ENE

G17

G24

G30

G27

G10

NNW

SSW

WSW

PRECIP

chance %

16%

15%

16%

49%

59%

62%

36%

25%

21%

36%

11%

CLOUDS

cover %

100%

overcast

100%

99%

100%

77%

58%

18%

100%

89%

79%

63%

100%

28%

100%

34%

50%

100%

42%

43%

100%

94%

100%

93%

100%

93%

76%

100%

97%

100%

97%

100%

84%

100%

12%

59%

10%

82%

81%

100%

70%

31%

11%

PRESSURE

hPa · trend

916

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Too Hot

Wind

Light

Pressure

Rising — Slow

Moon Phase

Average

DAYLIGHT

SUNRISE

05:36 AM

SUNSET

09:23 PM

15H 47M OF DAYLIGHT

MOON PHASE

Waning Crescent

5% illuminated

Station Location

48.3060, -111.0805

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC

Site #06101500·USGS

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