USGS · 01642190

MONOCACY RIVER

USGS · 01642190LIVE

MONOCACY RIVER AT MONOCACY BLVD AT FREDERICK, MD

FREDERICK COUNTY, MD39.4436°N, -77.3823°W Updated 53 min ago

FLOW RATE

109cfs

AIR TEMP

93°F

WIND

6mph WSW

FISH INDEX

50SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

109cfs 57.2% vs avg

Optimal band: 150–204 cfs

PERIOD HIGH

362cfs

PERIOD LOW

109cfs

RUNNABLE

23%

last 30 day in band

Precipitation History

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Weather Conditions

WEATHER CONDITIONS

TODAY

100°

76°

FRI

104°

79°

SAT

99°

70°

SUN

90°

68°

MON

86°

67°

TUE

91°

68°

WED

83°

67°

TIME

FRI

NOW

SAT

SUN

MON

TUE

TEMP

hourly forecast

84°

mild

84°

82°

81°

80°

79°

82°

86°

90°

93°

96°

99°

101°

102°

103°

104°

102°

99°

95°

91°

89°

88°

86°

84°

82°

80°

78°

77°

81°

87°

91°

93°

96°

97°

98°

99°

93°

73°

71°

70°

71°

72°

74°

76°

79°

82°

85°

88°

89°

90°

87°

86°

84°

72°

70°

69°

68°

67°

68°

67°

69°

72°

74°

76°

78°

73°

72°

73°

74°

82°

86°

75°

69°

68°

67°

68°

69°

68°

70°

73°

77°

81°

84°

86°

88°

90°

91°

90°

87°

83°

WIND

mph · gust · dir

2mph WSW

G 5 mph

WSW

ESE

SSW

G10

WSW

G16

G15

WNW

G15

WNW

G15

WNW

G13

G11

WNW

NNW

WSW

G23

G21

NNE

G14

NNE

SSE

SSW

G13

NNW

WSW

G14

WSW

G15

G16

G15

WNW

G17

NNE

SSW

G21

G14

SSW

WSW

WNW

WSW

WNW

NNW

ENE

ESE

G27

G21

SSE

SSW

SSE

ENE

SSE

G14

G36

G19

G24

SSW

G16

SSW

WSW

WNW

NNW

PRECIP

chance %

38%

50%

17%

77%

66%

54%

37%

78%

68%

29%

16%

37%

CLOUDS

cover %

clear

20%

17%

18%

99%

83%

60%

11%

98%

100%

94%

88%

100%

99%

85%

100%

92%

100%

72%

100%

63%

100%

51%

31%

21%

28%

34%

23%

16%

22%

37%

72%

PRESSURE

hPa · trend

1007

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Too Hot

Wind

Light

Pressure

Rising — Slow

Moon Phase

Average

DAYLIGHT

SUNRISE

05:46 AM

SUNSET

08:40 PM

14H 54M OF DAYLIGHT19H 47M REMAINING

MOON PHASE

Waning Gibbous

90% illuminated

Station Location

39.4436, -77.3823

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DATA · USGS · NOAA · NWSUPDATED 2026-07-03 00:53 UTC

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