USGS · 06036650

JEFFERSON RIVER

USGS · 06036650LIVE

Jefferson River near Three Forks MT

GALLATIN COUNTY, MT45.8971°N, -111.5957°W Updated 19 hr ago

FLOW RATE

1,324cfs

GAUGE HT

3.45ft

WATER TEMP

73°F

AIR TEMP

103°F

WIND

9mph SSW

FISH INDEX

56SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

1,324cfs 37.0% vs avg

Optimal band: 1,125–1,523 cfs

PERIOD HIGH

3,693cfs

PERIOD LOW

670cfs

RUNNABLE

19%

last 30 day in band

Gauge Height

3.45ft

Water Temperature

72.9°F

Precipitation History

Your History · Jefferson River near Three Forks MT

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Weather Conditions

WEATHER CONDITIONS

TODAY

105°

56°

MON

98°

63°

TUE

95°

64°

WED

90°

62°

THU

94°

63°

FRI

98°

65°

SAT

97°

61°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

90°

mild

90°

88°

84°

79°

76°

74°

72°

70°

69°

68°

67°

63°

65°

69°

75°

81°

85°

89°

93°

95°

96°

97°

98°

97°

96°

92°

87°

81°

78°

77°

75°

74°

73°

69°

66°

64°

67°

70°

73°

76°

79°

83°

85°

90°

92°

94°

95°

94°

88°

75°

70°

67°

68°

65°

63°

62°

64°

67°

70°

72°

75°

79°

83°

86°

88°

90°

84°

69°

76°

74°

68°

67°

68°

64°

63°

65°

64°

63°

65°

67°

70°

74°

78°

82°

85°

88°

91°

93°

94°

81°

70°

69°

66°

67°

66°

65°

67°

70°

74°

78°

83°

88°

WIND

mph · gust · dir

19mph NNE

G 31 mph

G31

NNE

G30

NNE

G27

NNE

G18

NNW

WNW

NNE

G10

ENE

NNE

G10

NNE

G14

NNE

G21

G13

NNE

NNW

G12

NNW

G22

NNW

G19

WNW

G11

SSE

NNE

NNW

G25

G26

NNE

G27

G16

NNW

WSW

WNW

SSW

SSE

ESE

NNW

NNE

ENE

G10

SSW

G13

WSW

WNW

WSW

SSE

NNW

G35

ESE

ENE

ESE

SSW

PRECIP

chance %

43%

24%

15%

30%

59%

18%

37%

CLOUDS

cover %

97%

overcast

97%

22%

89%

100%

28%

99%

100%

50%

10%

82%

38%

54%

20%

100%

70%

36%

100%

84%

100%

12%

10%

76%

18%

100%

93%

20%

12%

13%

16%

47%

65%

16%

90%

88%

100%

16%

100%

98%

100%

18%

100%

79%

83%

100%

96%

100%

91%

100%

71%

100%

13%

44%

100%

65%

13%

94%

87%

100%

84%

100%

22%

100%

93%

82%

68%

46%

20%

PRESSURE

hPa · trend

875

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Too Hot

Wind

Light

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

05:48 AM

SUNSET

09:15 PM

15H 27M OF DAYLIGHT

MOON PHASE

Waning Crescent

4% illuminated

Station Location

45.8971, -111.5957

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

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