USGS · 06043120

GALLATIN RIVER

USGS · 06043120LIVE

Gallatin River above Deer Creek, near Big Sky, MT

MONTANA45.2973°N, -111.2114°W Updated 20 hr ago

FLOW RATE

1,478cfs

AIR TEMP

75°F

WIND

15mph SW

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

1,478cfs 17.1% vs avg

Optimal band: 1,105–1,495 cfs

PERIOD HIGH

2,029cfs

PERIOD LOW

584cfs

RUNNABLE

32%

last 30 day in band

Precipitation History

SPONSORED

Weather Conditions

WEATHER CONDITIONS

TODAY

77°

43°

SAT

74°

56°

SUN

62°

38°

MON

64°

35°

TUE

49°

41°

WED

43°

39°

THU

47°

29°

TIME

FRI

NOW

SAT

SUN

MON

TUE

WED

TEMP

hourly forecast

74°

mild

74°

69°

65°

62°

61°

60°

58°

57°

56°

57°

56°

61°

68°

70°

73°

70°

71°

73°

74°

73°

71°

68°

65°

61°

56°

53°

52°

51°

52°

51°

53°

55°

56°

57°

58°

53°

61°

62°

52°

48°

51°

49°

42°

40°

38°

37°

36°

37°

35°

36°

42°

47°

50°

49°

48°

53°

61°

64°

63°

59°

55°

52°

51°

50°

49°

47°

46°

45°

44°

45°

46°

44°

46°

47°

49°

48°

44°

43°

41°

42°

43°

42°

41°

42°

41°

42°

43°

42°

WIND

mph · gust · dir

16mph SW

G 30 mph

G30

G28

G10

WSW

G10

G11

G28

G29

SSW

G44

G34

G43

WSW

G51

G42

G44

WSW

G38

G37

G39

G37

G36

G31

G23

G14

SSW

G18

WNW

G18

G17

ENE

G21

ENE

G10

ESE

G43

G36

SSW

G32

SSW

G33

SSW

G31

SSW

G31

G36

G33

G38

G52

SSW

G47

SSW

G26

WNW

G31

WNW

G32

G33

G31

WSW

G23

WSW

SSW

G10

G15

SSE

G21

G19

G36

G32

G34

G31

SSW

G31

SSW

G31

SSW

G32

SSW

G34

SSW

G31

SSW

G17

SSE

G15

G35

G32

G25

SSE

G22

G11

SSE

G11

SSW

SSE

G10

SSE

G12

SSE

G15

SSW

WNW

WSW

WNW

PRECIP

chance %

10%

40%

60%

69%

39%

13%

11%

20%

55%

67%

68%

73%

81%

CLOUDS

cover %

clear

82%

84%

100%

90%

100%

81%

22%

100%

83%

100%

97%

55%

100%

18%

11%

100%

99%

58%

100%

53%

36%

91%

100%

76%

100%

80%

100%

PRESSURE

hPa · trend

816

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Moderate

Pressure

Falling — Active

Moon Phase

Average

DAYLIGHT

SUNRISE

05:38 AM

SUNSET

09:08 PM

15H 30M OF DAYLIGHT0H 40M REMAINING

MOON PHASE

Waning Gibbous

71% illuminated

Station Location

45.2973, -111.2114

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-06-05 20:28 UTC

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