USGS · 01654500

LONG BRANCH

USGS · 01654500LIVE

LONG BRANCH NEAR ANNANDALE, VA

SPRINGFIELD, VA38.8136°N, -77.2365°W Updated 9 hr ago

FLOW RATE

1cfs

GAUGE HT

2.57ft

WATER TEMP

76°F

AIR TEMP

73°F

WIND

4mph NNE

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

1cfs 13.3% vs avg

Optimal band: 2–2 cfs

PERIOD HIGH

27cfs

PERIOD LOW

1cfs

RUNNABLE

10%

last 30 day in band

Gauge Height

2.57ft

Water Temperature

76.1°F

Precipitation History

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Weather Conditions

WEATHER CONDITIONS

TODAY

85°

71°

MON

87°

65°

TUE

91°

67°

WED

100°

69°

THU

99°

79°

FRI

93°

75°

SAT

92°

68°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

76°

mild

76°

77°

79°

80°

82°

83°

84°

85°

84°

81°

77°

74°

72°

71°

70°

69°

68°

67°

66°

65°

67°

71°

75°

77°

79°

81°

84°

85°

86°

87°

86°

85°

81°

77°

74°

72°

71°

69°

68°

67°

68°

71°

76°

80°

84°

86°

88°

90°

91°

90°

87°

81°

78°

76°

74°

72°

71°

70°

69°

71°

76°

81°

85°

89°

92°

95°

97°

99°

100°

99°

97°

90°

88°

86°

85°

84°

83°

82°

81°

80°

79°

80°

82°

85°

88°

91°

94°

96°

98°

99°

95°

89°

93°

89°

86°

85°

83°

81°

80°

79°

78°

77°

76°

WIND

mph · gust · dir

9mph ENE

G 15 mph

G15

ENE

G15

ENE

G15

G13

G12

G11

ESE

G11

ESE

G11

ESE

G11

ESE

G10

ESE

G12

G16

ESE

G17

ESE

G13

G12

G10

SSE

NNW

NNE

ENE

ESE

SSE

G11

G12

G14

SSE

G14

SSW

WNW

NNW

SSW

G11

SSW

G15

SSW

G14

SSW

G14

G16

G14

G10

WSW

WNW

G11

WNW

G10

WNW

G10

WSW

WNW

WSW

WNW

G11

G16

G13

G17

G16

G15

G17

G15

WNW

G16

WNW

G17

WNW

G16

NNW

G17

NNW

G16

NNW

G20

G21

NNW

G22

NNW

G21

NNW

G18

NNW

G13

NNW

PRECIP

chance %

10%

12%

11%

CLOUDS

cover %

100%

overcast

100%

76%

85%

100%

90%

13%

100%

80%

100%

71%

100%

80%

10%

25%

51%

75%

100%

10%

100%

72%

100%

89%

100%

18%

21%

92%

100%

34%

43%

45%

58%

82%

100%

95%

90%

91%

94%

PRESSURE

hPa · trend

1012

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Calm

Pressure

Rising — Slow

Moon Phase

Average

DAYLIGHT

SUNRISE

05:54 AM

SUNSET

08:34 PM

14H 40M OF DAYLIGHT

MOON PHASE

Waning Crescent

6% illuminated

Station Location

38.8136, -77.2365

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

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