USGS · 01643000

MONOCACY RIVER

USGS · 01643000LIVE

MONOCACY RIVER AT JUG BRIDGE NEAR FREDERICK, MD

FREDERICK COUNTY, MD39.4028°N, -77.3661°W Updated 23 hr ago

FLOW RATE

140cfs

AIR TEMP

97°F

WIND

6mph WSW

FISH INDEX

56SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

140cfs 51.9% vs avg

Optimal band: 186–252 cfs

PERIOD HIGH

4,876cfs

PERIOD LOW

83cfs

RUNNABLE

16%

last 1 year in band

Precipitation History

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Weather Conditions

WEATHER CONDITIONS

TODAY

100°

75°

FRI

104°

78°

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

83°

mild

83°

82°

81°

80°

79°

78°

80°

85°

90°

93°

96°

100°

101°

103°

104°

103°

102°

99°

94°

91°

88°

87°

85°

84°

82°

80°

78°

77°

80°

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°

69°

72°

74°

77°

79°

82°

84°

85°

83°

80°

78°

WIND

mph · gust · dir

4mph SW

G 6 mph

SSW

SSE

SSW

G12

WSW

G11

G15

G14

G13

G15

WNW

G12

G11

WSW

G13

NNE

G20

NNE

G15

NNE

SSW

G15

WNW

G14

WSW

G14

G16

WNW

G15

NNW

G16

NNW

G14

G24

SSW

G20

G14

SSW

WSW

NNW

WSW

SSW

SSE

ENE

WSW

G37

G16

SSW

NNE

ENE

NNW

WNW

ENE

ESE

G13

G12

SSE

G10

SSE

WSW

SSW

G30

G27

ESE

G11

WSW

G14

SSW

G13

SSW

WSW

SSW

WSW

WNW

G10

NNW

PRECIP

chance %

36%

51%

18%

77%

66%

54%

37%

78%

68%

30%

15%

38%

CLOUDS

cover %

clear

24%

17%

25%

15%

96%

83%

53%

19%

47%

98%

44%

92%

100%

75%

79%

100%

91%

78%

100%

64%

19%

91%

100%

39%

100%

96%

74%

99%

100%

65%

100%

86%

100%

96%

72%

20%

10%

17%

43%

61%

59%

49%

40%

37%

36%

PRESSURE

hPa · trend

1007

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

39.4028, -77.3661

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DATA · USGS · NOAA · NWSUPDATED 2026-07-02 23:42 UTC

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