USGS · 01642190

MONOCACY RIVER

USGS · 01642190LIVE

MONOCACY RIVER AT MONOCACY BLVD AT FREDERICK, MD

FREDERICK COUNTY, MD39.4436°N, -77.3823°W Updated 23 hr ago

FLOW RATE

114cfs

AIR TEMP

98°F

WIND

6mph WSW

FISH INDEX

56SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 7 DAY

114cfs 56.0% vs avg

Optimal band: 109–147 cfs

PERIOD HIGH

140cfs

PERIOD LOW

114cfs

RUNNABLE

100%

last 7 day in band

Precipitation History

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Weather Conditions

WEATHER CONDITIONS

TODAY

100°

76°

FRI

104°

79°

SAT

98°

70°

SUN

92°

68°

MON

85°

67°

TUE

85°

67°

WED

85°

67°

TIME

FRI

NOW

SAT

SUN

MON

TUE

TEMP

hourly forecast

84°

mild

84°

83°

81°

80°

79°

81°

86°

90°

94°

96°

100°

101°

102°

103°

104°

102°

99°

95°

91°

89°

88°

86°

84°

82°

80°

78°

77°

81°

87°

91°

93°

96°

97°

98°

90°

91°

94°

91°

73°

72°

73°

70°

69°

70°

72°

74°

77°

80°

83°

86°

88°

90°

92°

85°

68°

69°

68°

69°

70°

69°

68°

69°

71°

72°

74°

77°

78°

79°

83°

85°

82°

72°

69°

68°

67°

68°

67°

68°

67°

70°

72°

74°

77°

79°

82°

84°

85°

83°

80°

78°

WIND

mph · gust · dir

3mph S

SSE

SSW

SSE

SSW

G10

G11

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

WNW

G15

NNW

G17

NNW

G13

G21

SSW

G14

SSW

WSW

NNW

WSW

SSW

SSE

ENE

G27

WSW

G21

SSW

NNE

ENE

NNW

WNW

ENE

ESE

SSE

WSW

SSW

G14

G36

G19

G24

ESE

WSW

SSW

G16

SSW

WSW

SSW

WSW

WNW

NNW

PRECIP

chance %

38%

50%

17%

77%

66%

54%

37%

78%

68%

29%

16%

37%

CLOUDS

cover %

clear

23%

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%

PRESSURE

hPa · trend

1008

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Too Hot

Wind

Light

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

05:46 AM

SUNSET

08:40 PM

14H 54M OF DAYLIGHT0H 0M REMAINING

MOON PHASE

Waning Gibbous

90% illuminated

Station Location

39.4436, -77.3823

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-07-02 23:39 UTC

Site #01642190·USGS

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