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 18 hr ago

FLOW RATE

605cfs

AIR TEMP

78°F

WIND

3mph NW

FISH INDEX

75SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

605cfs 14.5% vs avg

Optimal band: 259–351 cfs

PERIOD HIGH

1,121cfs

PERIOD LOW

157cfs

RUNNABLE

13%

last 30 day in band

Precipitation History

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Weather Conditions

WEATHER CONDITIONS

TODAY

79°

61°

SUN

80°

61°

MON

86°

61°

TUE

91°

60°

WED

101°

68°

THU

97°

75°

FRI

95°

66°

TIME

SAT

NOW

SUN

MON

TUE

WED

THU

TEMP

hourly forecast

76°

mild

76°

72°

68°

69°

67°

66°

64°

63°

62°

61°

62°

65°

68°

71°

74°

75°

76°

78°

79°

80°

77°

73°

71°

69°

67°

66°

65°

64°

63°

62°

61°

64°

69°

73°

77°

80°

82°

84°

85°

86°

84°

79°

77°

71°

66°

64°

63°

62°

61°

60°

61°

66°

71°

77°

81°

85°

88°

90°

91°

90°

88°

79°

77°

75°

78°

75°

73°

72°

71°

68°

70°

72°

75°

80°

85°

89°

94°

96°

98°

101°

97°

92°

88°

86°

85°

84°

83°

82°

80°

78°

80°

84°

87°

91°

93°

96°

97°

WIND

mph · gust · dir

2mph NNE

G 3 mph

NNE

G14

ENE

ESE

NNW

NNE

WSW

SSW

ENE

NNE

ESE

SSW

WNW

G13

NNE

WNW

G12

SSE

WNW

WSW

NNW

NNE

ENE

ESE

SSE

SSW

WSW

WNW

SSW

G10

WSW

G10

WSW

G12

SSW

G12

WSW

G15

G19

WNW

G20

G23

G21

G20

G15

WSW

G13

WNW

G11

WNW

G16

G20

WNW

G20

WNW

G17

WNW

G16

WNW

G17

WNW

G19

WNW

PRECIP

chance %

11%

12%

10%

38%

34%

18%

10%

12%

CLOUDS

cover %

clear

100%

63%

10%

18%

100%

47%

14%

92%

63%

41%

100%

56%

41%

44%

19%

11%

33%

35%

11%

30%

100%

12%

11%

100%

11%

94%

100%

77%

100%

81%

26%

25%

100%

10%

52%

100%

30%

11%

30%

24%

12%

35%

70%

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 DAYLIGHT1H 37M REMAINING

MOON PHASE

Waxing Gibbous

94% illuminated

Station Location

43.1929, -71.7473

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-06-27 18:54 UTC

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