USGS · 13120500

BIG LOST RIVER

USGS · 13120500LIVE

Big Lost River at Howell Ranch, near Chilly, ID (above reservoir)

CUSTER COUNTY, ID43.9983°N, -114.0211°W Updated 54 min ago

FLOW RATE

324cfs

GAUGE HT

1.68ft

AIR TEMP

68°F

WIND

6mph WNW

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

324cfs 33.6% vs avg

Optimal band: 290–392 cfs

PERIOD HIGH

359cfs

PERIOD LOW

307cfs

RUNNABLE

100%

last 1 day in band

Gauge Height

1.68ft

Precipitation History

Your History · Big Lost River at Howell Ranch, near Chilly, ID (above reservoir)

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Weather Conditions

WEATHER CONDITIONS

TODAY

89°

65°

MON

87°

63°

TUE

85°

64°

WED

80°

60°

THU

81°

58°

FRI

89°

61°

SAT

87°

61°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

68°

mild

68°

73°

83°

86°

87°

88°

89°

88°

87°

86°

82°

76°

72°

69°

66°

65°

64°

63°

64°

63°

66°

73°

78°

80°

82°

84°

86°

87°

86°

87°

86°

81°

73°

71°

68°

69°

68°

67°

64°

66°

70°

73°

79°

83°

84°

85°

84°

82°

85°

84°

80°

75°

68°

67°

65°

63°

62°

60°

61°

64°

66°

68°

73°

77°

80°

78°

79°

78°

77°

75°

78°

79°

76°

70°

66°

64°

63°

61°

60°

58°

62°

66°

70°

73°

77°

80°

81°

71°

66°

73°

72°

71°

68°

67°

66°

65°

WIND

mph · gust · dir

8mph NW

G10

G21

G23

G27

G32

G31

WSW

G26

WSW

G15

G18

WNW

G16

SSE

SSW

WSW

SSW

NNE

G16

G20

NNE

G15

G13

G11

WSW

G17

WNW

NNW

WNW

SSE

G13

SSE

G17

SSW

G18

SSW

G17

G15

SSW

G12

G10

WNW

G15

NNW

WNW

WSW

WNW

ESE

SSE

NNW

NNE

SSW

SSE

SSW

NNE

ENE

SSW

ENE

SSW

WSW

NNW

PRECIP

chance %

10%

12%

11%

31%

18%

12%

10%

34%

11%

28%

11%

CLOUDS

cover %

100%

overcast

100%

98%

100%

99%

100%

44%

16%

99%

100%

19%

68%

80%

100%

73%

100%

95%

100%

56%

96%

100%

98%

100%

95%

100%

99%

91%

100%

93%

65%

19%

100%

25%

100%

72%

100%

42%

66%

95%

100%

92%

46%

100%

10%

12%

64%

100%

92%

82%

71%

59%

47%

43%

PRESSURE

hPa · trend

800

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Light

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

06:05 AM

SUNSET

09:18 PM

15H 13M OF DAYLIGHT

MOON PHASE

Waning Crescent

7% illuminated

Station Location

43.9983, -114.0211

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

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