USGS · 01581500

BYNUM RUN

USGS · 01581500LIVE

BYNUM RUN AT BEL AIR, MD

HARFORD COUNTY, MD39.5415°N, -76.3301°W Updated 39 min ago

FLOW RATE

7.65cfs

GAUGE HT

0.70ft

AIR TEMP

71°F

WIND

4mph NNE

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

7.65cfs 79.7% vs avg

Optimal band: 2–3 cfs

PERIOD HIGH

35.7cfs

PERIOD LOW

2.58cfs

RUNNABLE

57%

last 1 day in band

Gauge Height

0.70ft

Precipitation History

Your History · BYNUM RUN AT BEL AIR, MD

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Weather Conditions

WEATHER CONDITIONS

TODAY

86°

71°

MON

86°

64°

TUE

88°

63°

WED

97°

69°

THU

90°

74°

FRI

86°

70°

SAT

84°

65°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

73°

mild

73°

75°

78°

80°

82°

83°

84°

85°

86°

85°

83°

79°

75°

72°

71°

69°

68°

67°

66°

65°

64°

67°

73°

76°

78°

80°

82°

84°

85°

86°

84°

81°

75°

70°

68°

67°

66°

65°

64°

63°

66°

70°

75°

78°

82°

85°

87°

88°

87°

85°

81°

76°

74°

73°

72°

71°

70°

69°

70°

72°

77°

82°

85°

88°

91°

94°

96°

97°

95°

90°

85°

83°

82°

79°

77°

76°

74°

75°

74°

77°

80°

83°

86°

88°

87°

86°

88°

90°

89°

84°

79°

77°

75°

74°

73°

WIND

mph · gust · dir

7mph ENE

G 11 mph

G11

ENE

G12

ENE

G12

ENE

G10

ESE

G10

G17

G11

G12

G10

G11

NNE

ENE

G11

G10

SSE

G10

SSE

G12

G16

SSW

G11

SSW

WSW

WNW

G10

SSW

G11

SSW

G10

SSW

G10

SSW

G10

SSW

G10

SSW

G13

G14

G16

WSW

G20

WSW

G21

WSW

G19

WSW

G17

G14

G11

G14

G16

G15

G14

WNW

G12

WNW

G12

WNW

G13

WNW

G13

WNW

G13

WNW

G13

G14

G18

G20

G25

WNW

G24

WNW

G20

WNW

G17

G12

NNW

WNW

G13

G15

WNW

G16

WNW

G17

G19

G18

G22

NNW

G26

G28

NNW

G27

NNW

G24

NNW

G20

NNW

G18

NNW

PRECIP

chance %

CLOUDS

cover %

96%

overcast

96%

100%

58%

16%

15%

18%

77%

97%

100%

89%

22%

10%

100%

31%

50%

75%

100%

84%

100%

43%

100%

64%

58%

26%

63%

14%

100%

16%

76%

75%

34%

88%

87%

82%

89%

100%

PRESSURE

hPa · trend

1011

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Calm

Pressure

Rising — Slow

Moon Phase

Average

DAYLIGHT

SUNRISE

05:48 AM

SUNSET

08:33 PM

14H 45M OF DAYLIGHT

MOON PHASE

Waning Crescent

7% illuminated

Station Location

39.5415, -76.3301

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DATA · USGS · NOAA · NWSUPDATED 2026-07-12 07:15 UTC

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