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 34 min ago

FLOW RATE

626cfs

GAUGE HT

2.60ft

AIR TEMP

77°F

WIND

3mph W

FISH INDEX

75SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

626cfs 81.3% vs avg

Optimal band: 515–697 cfs

PERIOD HIGH

764cfs

PERIOD LOW

229cfs

RUNNABLE

95%

last 1 day in band

Gauge Height

2.60ft

Precipitation History

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Weather Conditions

WEATHER CONDITIONS

TODAY

79°

61°

SUN

80°

61°

MON

85°

60°

TUE

91°

61°

WED

101°

68°

THU

100°

76°

FRI

92°

72°

TIME

SAT

NOW

SUN

MON

TUE

WED

THU

TEMP

hourly forecast

78°

mild

78°

76°

72°

70°

69°

67°

66°

64°

63°

62°

61°

62°

64°

68°

71°

74°

75°

76°

78°

79°

80°

77°

73°

71°

69°

67°

66°

65°

64°

63°

62°

61°

60°

63°

67°

72°

76°

80°

82°

84°

85°

84°

81°

80°

77°

71°

67°

65°

63°

62°

61°

62°

66°

72°

78°

82°

85°

86°

88°

90°

91°

88°

77°

80°

77°

73°

71°

70°

69°

68°

69°

70°

73°

75°

80°

86°

90°

94°

98°

100°

101°

98°

93°

87°

81°

80°

79°

81°

80°

79°

77°

76°

78°

81°

84°

87°

91°

94°

96°

WIND

mph · gust · dir

4mph N

G 6 mph

NNE

G14

G15

SSE

G12

NNE

WNW

SSW

ENE

NNE

ESE

SSW

WNW

G13

NNE

WNW

G12

SSE

WNW

WSW

NNE

ENE

ESE

SSW

WSW

WNW

WSW

G10

WNW

G10

SSW

G12

WSW

G12

SSW

WSW

WNW

G11

WNW

G15

G19

WNW

G20

WNW

G23

G21

G20

G15

WSW

G12

WNW

G13

WNW

G11

WNW

G11

WNW

G10

WNW

G11

G16

WNW

G20

WNW

G20

WNW

G17

WNW

G16

WNW

G17

WNW

PRECIP

chance %

11%

12%

10%

38%

34%

18%

10%

12%

CLOUDS

cover %

clear

77%

85%

70%

20%

100%

47%

14%

92%

63%

41%

100%

56%

65%

47%

23%

100%

43%

55%

18%

100%

74%

10%

45%

14%

13%

10%

100%

27%

100%

76%

100%

78%

100%

63%

11%

30%

52%

11%

27%

41%

51%

59%

61%

51%

PRESSURE

hPa · trend

1003

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Calm

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

05:09 AM

SUNSET

08:31 PM

15H 22M OF DAYLIGHT2H 57M REMAINING

MOON PHASE

Waxing Gibbous

94% illuminated

Station Location

43.1929, -71.7473

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DATA · USGS · NOAA · NWSUPDATED 2026-06-27 17:34 UTC

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