USGS · 01585100

WHITEMARSH RUN

USGS · 01585100LIVE

WHITEMARSH RUN AT WHITE MARSH, MD

DUNDALK, MD39.3708°N, -76.4461°W Updated 13 hr ago

FLOW RATE

2cfs

AIR TEMP

76°F

WIND

6mph SSW

FISH INDEX

75SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

2cfs 22.5% vs avg

Optimal band: 3–3 cfs

PERIOD HIGH

253cfs

PERIOD LOW

1cfs

RUNNABLE

27%

last 1 year in band

Precipitation History

Your History · WHITEMARSH RUN AT WHITE MARSH, MD

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Weather Conditions

WEATHER CONDITIONS

TODAY

88°

73°

FRI

92°

71°

SAT

89°

70°

SUN

86°

68°

MON

84°

63°

TUE

89°

65°

WED

88°

71°

TIME

THU

NOW

FRI

SAT

SUN

MON

TUE

TEMP

hourly forecast

85°

mild

85°

86°

88°

86°

80°

76°

77°

76°

75°

74°

73°

72°

71°

73°

78°

81°

83°

86°

88°

90°

91°

92°

90°

89°

86°

83°

81°

77°

76°

74°

73°

72°

71°

70°

72°

75°

78°

82°

84°

87°

88°

89°

83°

79°

77°

76°

74°

73°

72°

71°

70°

69°

68°

69°

71°

74°

78°

81°

83°

86°

81°

78°

75°

74°

72°

69°

68°

67°

66°

65°

64°

63°

65°

67°

72°

76°

79°

80°

81°

82°

83°

84°

83°

82°

80°

74°

71°

70°

69°

68°

67°

66°

65°

66°

68°

71°

WIND

mph · gust · dir

7mph SSW

G 12 mph

G12

SSW

G11

SSE

G12

SSE

G13

SSE

ENE

G10

ENE

G11

WSW

SSW

G14

G16

G13

G11

G15

G13

G15

G22

WSW

G14

G10

SSW

G13

SSW

WNW

G17

NNE

ESE

G12

WNW

G13

G11

G13

WNW

G12

G10

WNW

G11

NNW

G13

G14

NNW

G13

NNW

G11

NNW

G11

G13

G15

G14

NNE

G13

NNE

G16

NNE

G16

NNE

G16

NNE

G19

NNE

G20

G17

G14

ENE

G13

ENE

G11

G10

ENE

G10

ESE

G11

G12

G14

G16

G17

G16

G14

G11

G10

ESE

ENE

ESE

SSE

G11

G12

G14

SSE

G13

G11

SSW

G11

G10

G11

WSW

G11

WSW

G12

WSW

G12

WSW

G12

G11

PRECIP

chance %

13%

21%

22%

28%

36%

39%

37%

25%

16%

12%

21%

27%

48%

31%

15%

14%

44%

12%

CLOUDS

cover %

86%

mostly

86%

100%

95%

69%

100%

18%

57%

75%

77%

71%

55%

94%

77%

99%

100%

96%

100%

61%

100%

95%

100%

16%

12%

87%

85%

41%

100%

98%

100%

19%

PRESSURE

hPa · trend

1011

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Light

Pressure

Falling — Active

Moon Phase

Average

DAYLIGHT

SUNRISE

05:47 AM

SUNSET

08:34 PM

14H 47M OF DAYLIGHT

MOON PHASE

Waning Crescent

28% illuminated

Station Location

39.3708, -76.4461

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DATA · USGS · NOAA · NWSUPDATED 2026-07-09 00:00 UTC

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