USGS · 06033000

BOULDER RIVER

USGS · 06033000LIVE

Boulder River near Boulder, MT

JEFFERSON COUNTY, MT46.2110°N, -112.0917°W Updated 31 min ago

FLOW RATE

65.6cfs

GAUGE HT

5.42ft

AIR TEMP

65°F

WIND

2mph SE

FISH INDEX

75SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

65.6cfs 39.7% vs avg

Optimal band: 61–82 cfs

PERIOD HIGH

72.8cfs

PERIOD LOW

65.6cfs

RUNNABLE

100%

last 1 day in band

Gauge Height

5.42ft

Precipitation History

Your History · Boulder River near Boulder, MT

Track your history

SPONSORED

Weather Conditions

WEATHER CONDITIONS

TODAY

101°

64°

MON

94°

66°

TUE

88°

63°

WED

88°

62°

THU

87°

63°

FRI

92°

66°

SAT

91°

65°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

89°

mild

89°

92°

94°

97°

100°

101°

95°

91°

92°

89°

84°

80°

77°

76°

74°

71°

69°

68°

67°

66°

67°

73°

78°

82°

85°

89°

91°

93°

94°

93°

87°

89°

85°

81°

74°

72°

69°

68°

67°

66°

68°

73°

76°

79°

81°

83°

87°

88°

87°

85°

86°

80°

67°

65°

63°

64°

63°

64°

62°

65°

67°

68°

76°

84°

88°

86°

84°

77°

85°

80°

77°

74°

67°

64°

63°

65°

64°

66°

71°

76°

79°

82°

85°

86°

85°

83°

87°

84°

79°

75°

73°

71°

70°

69°

68°

WIND

mph · gust · dir

6mph SSW

G 17 mph

G17

SSW

G26

G29

G30

G34

G22

G23

G15

G16

NNW

G21

NNW

G14

NNE

G20

G19

G15

WNW

G11

SSE

G15

SSE

G14

G17

G21

ESE

G15

ESE

G11

G16

NNW

G15

G14

NNE

G21

G16

WNW

G10

G11

NNW

NNE

G14

G17

WNW

G10

NNE

WNW

WSW

WNW

ESE

SSW

NNW

SSE

WNW

SSW

G10

NNW

NNE

ESE

WSW

WNW

WSW

WNW

ESE

ENE

NNE

NNW

PRECIP

chance %

40%

31%

46%

39%

16%

75%

44%

34%

19%

CLOUDS

cover %

100%

overcast

100%

83%

33%

13%

30%

100%

85%

100%

10%

80%

85%

100%

93%

100%

93%

11%

23%

12%

11%

80%

76%

71%

100%

90%

100%

89%

100%

99%

100%

12%

100%

81%

16%

100%

84%

77%

100%

83%

22%

38%

100%

87%

58%

78%

45%

100%

97%

100%

99%

100%

84%

23%

58%

81%

76%

58%

41%

27%

15%

PRESSURE

hPa · trend

856

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Ideal

Wind

Calm

Pressure

Rising — Slow

Moon Phase

Average

DAYLIGHT

SUNRISE

05:49 AM

SUNSET

09:18 PM

15H 29M OF DAYLIGHT

MOON PHASE

Waning Crescent

6% illuminated

Station Location

46.2110, -112.0917

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-07-12 09:15 UTC

Site #06033000·USGS

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