USGS · 01085500

CONTOOCOOK R BL HOPKINTON DAM RIVER

USGS · 01085500LIVE

CONTOOCOOK R BL HOPKINTON DAM AT W HOPKINTON, NH

HOPKINTON, NH43.1929°N, -71.7473°W Updated 9 hr ago

FLOW RATE

160cfs

GAUGE HT

1.70ft

AIR TEMP

56°F

WIND

5mph WSW

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

160cfs 54.8% vs avg

Optimal band: 230–312 cfs

PERIOD HIGH

3,045cfs

PERIOD LOW

46cfs

RUNNABLE

18%

last 1 year in band

Gauge Height

1.70ft

Precipitation History

Your History · CONTOOCOOK R BL HOPKINTON DAM AT W HOPKINTON, NH

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Weather Conditions

WEATHER CONDITIONS

TODAY

81°

56°

MON

86°

61°

TUE

97°

66°

WED

90°

70°

THU

83°

61°

FRI

80°

55°

SAT

83°

54°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

69°

mild

69°

72°

75°

77°

78°

80°

81°

80°

77°

73°

70°

67°

66°

65°

63°

62°

61°

65°

72°

76°

79°

82°

84°

85°

86°

84°

81°

78°

75°

72°

70°

67°

66°

69°

70°

72°

77°

78°

81°

88°

91°

92°

95°

97°

96°

92°

88°

87°

86°

84°

83°

82°

81°

76°

75°

77°

78°

77°

86°

88°

90°

89°

90°

80°

79°

74°

70°

68°

69°

70°

66°

64°

63°

68°

74°

78°

80°

82°

76°

82°

83°

79°

78°

73°

65°

63°

62°

61°

59°

58°

57°

56°

55°

WIND

mph · gust · dir

3mph N

G 6 mph

NNE

NNW

SSE

G11

ESE

G10

SSE

WSW

G11

WSW

G12

G10

WSW

WNW

NNW

WNW

G17

WSW

G18

G14

G13

G12

G13

SSW

G13

SSW

G15

G16

SSW

G16

WSW

G14

WSW

G11

SSW

G13

G16

G11

WSW

G11

WSW

G10

WSW

G25

WSW

G27

WSW

G29

WSW

G25

WSW

G24

G23

G24

G27

G28

G30

WSW

G31

G32

G31

G32

WSW

G32

WSW

G31

G27

G17

G23

G24

WNW

G22

WNW

G17

WNW

G24

G22

G24

G25

G24

G23

WNW

G20

G15

WNW

WSW

G10

WSW

G24

G16

WSW

G20

G26

G21

WNW

G27

WNW

G23

WNW

G32

WNW

G32

WNW

G31

G33

G25

G17

WSW

WNW

PRECIP

chance %

CLOUDS

cover %

clear

99%

100%

80%

21%

100%

72%

18%

100%

13%

30%

51%

77%

100%

77%

100%

32%

75%

100%

19%

46%

100%

13%

100%

28%

55%

100%

21%

100%

86%

100%

81%

90%

11%

100%

88%

14%

PRESSURE

hPa · trend

1009

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Ideal

Wind

Light

Pressure

Rising — Slow

Moon Phase

Average

DAYLIGHT

SUNRISE

05:18 AM

SUNSET

08:26 PM

15H 8M OF DAYLIGHT

MOON PHASE

Waning Crescent

6% illuminated

Station Location

43.1929, -71.7473

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

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