USGS · 01591400

CATTAIL CREEK

USGS · 01591400LIVE

CATTAIL CREEK NEAR GLENWOOD, MD

HOWARD COUNTY, MD39.2560°N, -77.0511°W Updated 20 hr ago

FLOW RATE

8cfs

AIR TEMP

85°F

WIND

9mph S

FISH INDEX

56SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 7 DAY

8cfs 62.6% vs avg

Optimal band: 8–10 cfs

PERIOD HIGH

11cfs

PERIOD LOW

7cfs

RUNNABLE

63%

last 7 day in band

Precipitation History

Your History · CATTAIL CREEK NEAR GLENWOOD, MD

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Weather Conditions

WEATHER CONDITIONS

TODAY

85°

60°

FRI

90°

67°

SAT

77°

68°

SUN

83°

65°

MON

86°

64°

TUE

91°

64°

WED

96°

68°

TIME

THU

NOW

FRI

SAT

SUN

MON

TUE

TEMP

hourly forecast

77°

mild

77°

74°

73°

72°

70°

69°

68°

67°

69°

73°

75°

79°

82°

83°

84°

87°

88°

90°

86°

83°

76°

75°

74°

73°

72°

70°

69°

68°

70°

73°

74°

75°

76°

74°

77°

76°

72°

71°

69°

68°

67°

66°

65°

66°

67°

68°

70°

76°

79°

81°

82°

83°

82°

78°

77°

75°

76°

73°

69°

68°

67°

66°

65°

64°

68°

72°

75°

78°

81°

83°

85°

86°

85°

83°

78°

75°

73°

72°

70°

69°

67°

66°

65°

64°

67°

72°

75°

79°

82°

85°

87°

89°

90°

WIND

mph · gust · dir

4mph ESE

G 7 mph

ESE

G17

SSE

G17

SSE

G13

G17

G13

SSE

G13

NNE

WNW

SSE

G13

G14

WSW

G17

G15

G12

SSE

SSW

G10

SSE

G13

G16

NNW

G13

G14

G11

ENE

NNW

ESE

SSW

NNW

G11

NNE

NNW

NNE

G11

G10

ENE

NNE

NNW

NNE

G15

G16

SSE

G17

SSE

G15

G13

SSW

G13

SSW

G12

SSW

G10

SSW

G10

SSW

G13

G10

SSW

G10

SSW

PRECIP

chance %

10%

14%

39%

42%

36%

30%

20%

23%

27%

32%

30%

65%

69%

66%

34%

12%

CLOUDS

cover %

100%

overcast

100%

88%

100%

83%

100%

99%

93%

100%

75%

91%

100%

58%

100%

92%

100%

75%

55%

68%

32%

100%

76%

20%

57%

50%

43%

19%

92%

41%

47%

88%

100%

19%

43%

26%

PRESSURE

hPa · trend

1002

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Too Hot

Wind

Light

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

05:43 AM

SUNSET

08:38 PM

14H 55M OF DAYLIGHT0H 6M REMAINING

MOON PHASE

Waxing Gibbous

82% illuminated

Station Location

39.2560, -77.0511

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DATA · USGS · NOAA · NWSUPDATED 2026-06-25 20:32 UTC

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