USGS · 01594526

WESTERN BRANCH

USGS · 01594526LIVE

WESTERN BRANCH AT UPPER MARLBORO, MD

UPPER MARLBORO, MD38.8142°N, -76.7487°W Updated 14 min ago

FLOW RATE

15.7cfs

GAUGE HT

1.66ft

AIR TEMP

74°F

WIND

3mph S

FISH INDEX

75SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

15.7cfs 86.1% vs avg

Optimal band: 19–25 cfs

PERIOD HIGH

35.4cfs

PERIOD LOW

15.7cfs

RUNNABLE

34%

last 1 day in band

Gauge Height

1.66ft

Precipitation History

Your History · WESTERN BRANCH AT UPPER MARLBORO, MD

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Weather Conditions

WEATHER CONDITIONS

TODAY

89°

74°

FRI

95°

71°

SAT

86°

72°

SUN

83°

68°

MON

83°

65°

TUE

85°

61°

WED

92°

65°

TIME

THU

NOW

FRI

SAT

SUN

MON

TUE

TEMP

hourly forecast

76°

mild

76°

78°

80°

83°

86°

84°

87°

88°

89°

76°

80°

78°

79°

77°

76°

75°

74°

73°

72°

71°

73°

78°

82°

84°

88°

90°

92°

94°

95°

93°

83°

79°

76°

75°

74°

73°

72°

73°

77°

80°

83°

86°

85°

84°

85°

79°

74°

73°

72°

73°

72°

71°

70°

72°

74°

76°

79°

81°

82°

83°

82°

79°

75°

72°

71°

69°

68°

67°

66°

65°

67°

71°

73°

76°

78°

79°

81°

83°

82°

80°

77°

71°

68°

66°

65°

63°

62°

WIND

mph · gust · dir

6mph S

G 14 mph

G14

G13

G14

SSW

G12

SSW

G11

SSW

G13

SSW

G11

SSW

G11

SSW

G13

G22

NNW

G17

WNW

G20

WNW

G12

WSW

G11

G10

WSW

G11

WSW

G11

WSW

G10

G11

WSW

G10

WSW

G13

G12

SSW

G19

G18

G16

SSW

G16

SSW

G14

SSW

G15

WNW

G11

WNW

SSW

WSW

WNW

NNW

G16

NNW

G16

SSW

WNW

NNE

G13

G15

G17

G18

G17

ENE

G15

ENE

G15

ENE

G15

ENE

G14

ENE

G13

G16

ESE

G17

ESE

G20

G22

G21

G20

G16

G12

G10

G12

G16

G15

ENE

G15

ENE

G15

G14

G13

G12

G11

ESE

G12

ESE

PRECIP

chance %

18%

15%

10%

11%

14%

19%

27%

49%

38%

54%

58%

36%

24%

13%

51%

46%

17%

23%

57%

22%

CLOUDS

cover %

13%

few

13%

37%

50%

39%

77%

39%

100%

99%

67%

100%

75%

83%

33%

60%

10%

100%

60%

100%

97%

100%

94%

100%

80%

100%

14%

100%

82%

100%

80%

46%

31%

40%

52%

13%

21%

32%

48%

55%

41%

18%

PRESSURE

hPa · trend

1014

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Calm

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

05:50 AM

SUNSET

08:34 PM

14H 44M OF DAYLIGHT

MOON PHASE

Waning Crescent

30% illuminated

Station Location

38.8142, -76.7487

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DATA · USGS · NOAA · NWSUPDATED 2026-07-09 07:15 UTC

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