USGS · 11481000

MAD R NR ARCATA CA RIVER

USGS · 11481000LIVE

MAD R NR ARCATA CA

HUMBOLDT COUNTY, CA40.9098°N, -124.0606°W Updated 10 hr ago

FLOW RATE

56cfs

GAUGE HT

5.83ft

AIR TEMP

51°F

WIND

1mph SE

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

56cfs 45.5% vs avg

Optimal band: 60–81 cfs

PERIOD HIGH

96cfs

PERIOD LOW

54cfs

RUNNABLE

58%

last 30 day in band

Gauge Height

5.83ft

Precipitation History

Your History · MAD R NR ARCATA CA

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Weather Conditions

WEATHER CONDITIONS

TODAY

74°

50°

MON

70°

49°

TUE

78°

53°

WED

76°

53°

THU

71°

52°

FRI

71°

52°

SAT

79°

54°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

67°

mild

67°

70°

68°

71°

74°

73°

71°

70°

68°

66°

62°

59°

56°

55°

53°

52°

51°

50°

49°

51°

55°

58°

62°

66°

68°

70°

69°

67°

65°

64°

61°

57°

54°

53°

54°

59°

67°

72°

75°

77°

78°

77°

75°

72°

68°

67°

61°

54°

53°

54°

55°

59°

66°

71°

73°

74°

75°

76°

75°

73°

70°

67°

64°

59°

53°

54°

56°

59°

63°

67°

69°

70°

71°

70°

69°

68°

66°

63°

60°

57°

54°

52°

53°

WIND

mph · gust · dir

2mph W

G 3 mph

WNW

G10

G11

WNW

WSW

SSE

WSW

WNW

ENE

NNW

WNW

WSW

ESE

ENE

WNW

WSW

SSE

WNW

ESE

PRECIP

chance %

CLOUDS

cover %

clear

27%

55%

37%

49%

13%

10%

85%

98%

100%

99%

100%

56%

100%

34%

35%

16%

100%

66%

32%

95%

100%

71%

31%

22%

40%

PRESSURE

hPa · trend

1015

TemperatureWind / GustsPrecipitationCloud coverPressure

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FISH INDEX

Temperature

Cool

Wind

Calm

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

05:55 AM

SUNSET

08:48 PM

14H 53M OF DAYLIGHT

MOON PHASE

Waning Crescent

6% illuminated

Station Location

40.9098, -124.0606

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

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