USGS · 01591700

HAWLINGS RIVER

USGS · 01591700LIVE

HAWLINGS RIVER NEAR SANDY SPRING, MD

MONTGOMERY COUNTY, MD39.1745°N, -77.0214°W Updated 15 hr ago

FLOW RATE

14cfs

GAUGE HT

0.52ft

AIR TEMP

78°F

WIND

6mph NE

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

14cfs 33.3% vs avg

Optimal band: 8–10 cfs

PERIOD HIGH

260cfs

PERIOD LOW

4cfs

RUNNABLE

20%

last 1 year in band

Gauge Height

0.52ft

Precipitation History

Your History · HAWLINGS RIVER NEAR SANDY SPRING, MD

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Weather Conditions

WEATHER CONDITIONS

TODAY

82°

73°

MON

84°

66°

TUE

89°

65°

WED

96°

71°

THU

92°

76°

FRI

82°

64°

SAT

82°

60°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

82°

mild

82°

78°

77°

76°

75°

73°

72°

71°

70°

67°

66°

68°

72°

74°

77°

78°

80°

82°

83°

84°

83°

81°

79°

76°

74°

72°

71°

69°

68°

67°

66°

65°

67°

71°

75°

78°

82°

84°

86°

88°

89°

88°

86°

80°

78°

76°

75°

74°

73°

71°

73°

77°

81°

84°

87°

90°

92°

94°

95°

96°

93°

88°

85°

83°

82°

81°

80°

78°

77°

76°

77°

79°

83°

86°

88°

90°

92°

87°

90°

88°

83°

80°

78°

76°

74°

72°

70°

68°

66°

64°

65°

67°

69°

72°

WIND

mph · gust · dir

6mph SE

G 10 mph

G10

G12

ESE

G15

SSE

G13

SSE

G16

G13

G11

G13

G10

ENE

NNE

ENE

ESE

SSE

SSW

G10

G13

G14

G10

G11

SSW

G11

WSW

G18

G21

G22

WSW

G18

WSW

G14

G11

WNW

G10

G13

G16

G14

WNW

G14

WNW

G12

WNW

G11

WNW

G10

WNW

G10

WNW

G10

G11

G12

WSW

G11

G10

WNW

G10

G13

NNW

G13

WNW

G16

WNW

G16

WNW

G18

WNW

G19

WNW

G21

G22

G20

G24

G28

G30

G29

G27

G29

NNW

G26

NNW

G23

NNW

G21

NNW

G19

NNW

G18

NNW

G19

NNW

G21

NNW

G22

NNW

G20

NNW

G18

NNW

PRECIP

chance %

12%

CLOUDS

cover %

71%

mostly

71%

100%

52%

33%

32%

21%

22%

100%

22%

29%

100%

94%

14%

31%

13%

11%

100%

30%

45%

11%

100%

21%

100%

23%

100%

66%

100%

65%

100%

17%

21%

96%

68%

100%

71%

31%

PRESSURE

hPa · trend

1009

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Light

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

05:52 AM

SUNSET

08:35 PM

14H 43M OF DAYLIGHT

MOON PHASE

Waning Crescent

5% illuminated

Station Location

39.1745, -77.0214

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DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC

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