USGS · 06727410

FOURMILE CREEK

USGS · 06727410LIVE

FOURMILE CREEK AT LOGAN MILL ROAD NEAR CRISMAN, CO

BOULDER COUNTY, CO40.0420°N, -105.3649°W Updated 12 hr ago

FLOW RATE

1cfs

AIR TEMP

56°F

WIND

3mph N

FISH INDEX

88SCORE / 100

EPIC · 5 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

1cfs 77.3% vs avg

Optimal band: 3–3 cfs

PERIOD HIGH

7cfs

PERIOD LOW

1cfs

RUNNABLE

16%

last 30 day in band

Precipitation History

Your History · FOURMILE CREEK AT LOGAN MILL ROAD NEAR CRISMAN, CO

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Weather Conditions

WEATHER CONDITIONS

TODAY

89°

55°

MON

79°

55°

TUE

87°

56°

WED

86°

56°

THU

87°

56°

FRI

91°

57°

SAT

90°

61°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

79°

mild

79°

82°

84°

89°

88°

86°

82°

78°

74°

70°

69°

67°

59°

57°

56°

55°

59°

65°

71°

73°

74°

73°

75°

77°

79°

78°

76°

73°

67°

64°

61°

59°

58°

57°

56°

62°

69°

72°

75°

78°

82°

87°

83°

81°

83°

79°

80°

82°

76°

71°

67°

62°

58°

57°

56°

62°

71°

76°

80°

81°

82°

83°

84°

83°

86°

84°

81°

73°

65°

64°

66°

65°

63°

62°

60°

58°

57°

56°

63°

72°

76°

79°

81°

83°

85°

87°

86°

79°

85°

82°

81°

72°

71°

70°

69°

65°

63°

61°

60°

58°

57°

WIND

mph · gust · dir

8mph E

G 22 mph

G22

G21

G15

WSW

G33

WSW

G26

G36

WSW

G29

WSW

G14

WSW

G12

WSW

G11

SSW

G15

ESE

G13

G24

G33

WSW

G44

WSW

G48

WSW

G46

WSW

G41

G37

WSW

G32

G35

G26

G24

G26

G20

G18

G16

WSW

G10

SSE

G13

G14

ESE

G17

ESE

G23

G27

ESE

G29

WNW

G19

G17

G10

NNE

WSW

SSE

G13

G17

ESE

G18

ESE

G20

G17

ENE

G15

G11

WNW

WSW

G13

G11

G10

WSW

G14

WNW

G13

WNW

G17

G19

G12

SSE

WNW

WSW

PRECIP

chance %

13%

11%

10%

CLOUDS

cover %

clear

100%

69%

100%

12%

100%

83%

100%

73%

36%

PRESSURE

hPa · trend

800

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Ideal

Wind

Calm

Pressure

Rising — Slow

Moon Phase

Peak Activity

DAYLIGHT

SUNRISE

05:35 AM

SUNSET

08:34 PM

14H 59M OF DAYLIGHT7H 49M REMAINING

MOON PHASE

Full Moon

97% illuminated

PEAK ACTIVITY

Station Location

40.0420, -105.3649

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DATA · USGS · NOAA · NWSUPDATED 2026-06-28 12:45 UTC

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