CO DWR · LTCANYCO

LITTLE THOMPSON RIVER

CO DWR · LTCANYCOLIVE

Little Thompson River At Canyon Mouth Near Berthoud

BOULDER COUNTY, CO40.2580°N, -105.2064°W Updated 1 d ago

FLOW RATE

0.801cfs

AIR TEMP

77°F

WIND

5mph ENE

FISH INDEX

63SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

0.801cfs

Optimal band: 1–1 cfs

PERIOD HIGH

0.801cfs

PERIOD LOW

0.801cfs

RUNNABLE

last 1 day in band

Precipitation History

Your History · Little Thompson River At Canyon Mouth Near Berthoud

Track your history

Sign in to track your sessions at Little Thompson River At Canyon Mouth Near Berthoud — best days, monthly trends, and time on the water.

SPONSORED

Weather Conditions

WEATHER CONDITIONS

TODAY

94°

66°

MON

95°

64°

TUE

99°

65°

WED

98°

62°

THU

98°

63°

FRI

99°

63°

SAT

99°

63°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

94°

mild

94°

93°

92°

89°

84°

80°

77°

74°

73°

71°

70°

69°

67°

66°

64°

67°

73°

77°

80°

84°

88°

91°

94°

95°

94°

92°

87°

83°

79°

77°

74°

72°

69°

68°

66°

65°

71°

76°

80°

83°

88°

92°

95°

97°

98°

99°

97°

95°

92°

87°

80°

72°

67°

66°

65°

63°

62°

71°

77°

81°

84°

88°

91°

94°

96°

98°

97°

95°

92°

86°

73°

68°

67°

66°

65°

63°

64°

63°

71°

76°

80°

84°

88°

92°

94°

96°

98°

97°

95°

92°

86°

77°

74°

70°

67°

66°

65°

63°

68°

WIND

mph · gust · dir

9mph ENE

G 11 mph

G11

ENE

G13

ENE

G17

ENE

G14

ESE

G17

ESE

G18

ESE

G10

ESE

G13

NNE

NNW

G12

G13

G11

NNE

G10

ENE

G11

ESE

G12

ENE

G10

G11

SSE

G11

ESE

G10

ESE

G18

ESE

G13

G15

G10

G11

ESE

ENE

G11

G12

G14

NNW

G11

SSE

WSW

NNE

ENE

ESE

G28

G25

SSE

WNW

NNW

ESE

G26

SSE

WSW

WNW

ESE

SSE

G11

SSE

G26

G14

SSE

G12

WNW

PRECIP

chance %

CLOUDS

cover %

clear

100%

99%

48%

PRESSURE

hPa · trend

846

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Light

Pressure

Rising — Slow

Moon Phase

Average

DAYLIGHT

SUNRISE

05:42 AM

SUNSET

08:31 PM

14H 49M OF DAYLIGHT

MOON PHASE

Waning Crescent

5% illuminated

Station Location

40.2580, -105.2064

Loading map…

DATA · CO DWR · NOAA · NWSUPDATED 2026-07-11 06:00 UTC

Site #LTCANYCO·CO DWR

Create a free account to save favorites, set flow alerts, and track conditions