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 9 hr ago

FLOW RATE

316cfs

GAUGE HT

1.66ft

AIR TEMP

66°F

WIND

8mph NW

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 7 DAY

316cfs 29.7% vs avg

Optimal band: 333–451 cfs

PERIOD HIGH

420cfs

PERIOD LOW

316cfs

RUNNABLE

88%

last 7 day in band

Gauge Height

1.66ft

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°

64°

MON

88°

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

72°

mild

72°

82°

85°

87°

88°

89°

88°

87°

86°

85°

81°

77°

73°

70°

68°

67°

65°

64°

63°

64°

66°

74°

77°

80°

82°

85°

87°

88°

87°

85°

81°

77°

74°

72°

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°

64°

63°

WIND

mph · gust · dir

8mph N

G 9 mph

G21

G24

G28

G31

SSW

G32

SSW

G32

G31

G29

WSW

G24

WSW

G17

WSW

G10

WSW

G13

WSW

G10

WSW

ENE

G10

ENE

G15

G19

G23

WSW

G22

WSW

G19

G17

WSW

G17

G16

G23

WNW

G18

SSW

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 %

12%

10%

27%

21%

15%

10%

44%

14%

25%

10%

CLOUDS

cover %

100%

overcast

100%

76%

11%

63%

14%

100%

92%

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%

54%

73%

PRESSURE

hPa · trend

801

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Ideal

Wind

Light

Pressure

Rising — Slow

Moon Phase

Average

DAYLIGHT

SUNRISE

06:05 AM

SUNSET

09:18 PM

15H 13M OF DAYLIGHT

MOON PHASE

Waning Crescent

6% illuminated

Station Location

43.9983, -114.0211

Loading map…

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

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