USGS · 12388700

FLATHEAD RIVER

USGS · 12388700LIVE

Flathead River at Perma MT

SANDERS COUNTY, MT47.3668°N, -114.5850°W Updated 17 hr ago

FLOW RATE

14,551cfs

GAUGE HT

11.09ft

WATER TEMP

70°F

AIR TEMP

85°F

WIND

10mph W

FISH INDEX

50SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

14,551cfs 17.2% vs avg

Optimal band: 11,076–14,986 cfs

PERIOD HIGH

48,072cfs

PERIOD LOW

4,314cfs

RUNNABLE

28%

last 1 year in band

Gauge Height

11.09ft

Water Temperature

70.2°F

Precipitation History

Your History · Flathead River at Perma MT

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Weather Conditions

WEATHER CONDITIONS

TODAY

91°

65°

MON

94°

70°

TUE

79°

65°

WED

90°

64°

THU

99°

67°

FRI

89°

66°

SAT

96°

59°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

90°

mild

90°

88°

84°

80°

77°

75°

74°

73°

72°

71°

70°

75°

79°

83°

85°

89°

91°

93°

94°

93°

88°

86°

85°

83°

81°

80°

79°

78°

76°

73°

71°

68°

69°

73°

75°

78°

77°

75°

78°

72°

70°

71°

73°

70°

66°

65°

66°

67°

66°

64°

66°

70°

73°

77°

81°

85°

88°

90°

89°

82°

88°

90°

88°

82°

77°

75°

74°

72°

71°

70°

69°

68°

67°

70°

75°

79°

82°

86°

90°

94°

97°

99°

97°

99°

92°

87°

84°

75°

70°

72°

69°

70°

67°

66°

68°

71°

75°

79°

WIND

mph · gust · dir

10mph WNW

G 13 mph

G13

WNW

G12

G13

G14

G12

WSW

WNW

NNE

ENE

G12

NNE

G20

WNW

G16

WNW

G27

G17

WSW

G19

G15

SSE

WNW

SSW

NNE

WNW

WSW

ESE

ENE

NNW

WNW

ENE

WSW

ESE

SSE

WSW

SSW

ENE

NNE

ESE

SSE

ENE

ESE

SSE

SSW

SSE

ENE

G10

G12

G13

NNE

NNW

SSE

WNW

SSE

WSW

WNW

PRECIP

chance %

13%

18%

21%

19%

23%

10%

30%

CLOUDS

cover %

100%

overcast

100%

51%

100%

81%

100%

84%

100%

21%

100%

11%

100%

45%

12%

21%

80%

100%

34%

48%

36%

PRESSURE

hPa · trend

930

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Too Hot

Wind

Moderate

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

05:54 AM

SUNSET

09:33 PM

15H 39M OF DAYLIGHT

MOON PHASE

Waning Crescent

5% illuminated

Station Location

47.3668, -114.5850

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

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