USGS · 03228300

BIG WALNUT CREEK

USGS · 03228300LIVE

Big Walnut Creek at Sunbury OH

DELAWARE COUNTY, OH40.2362°N, -82.8513°W Updated 58 min ago

FLOW RATE

19.2cfs

GAUGE HT

4.80ft

WATER TEMP

73°F

AIR TEMP

80°F

WIND

6mph E

FISH INDEX

56SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

19.2cfs 80.0% vs avg

Optimal band: 28–38 cfs

PERIOD HIGH

124cfs

PERIOD LOW

19.2cfs

RUNNABLE

25%

last 1 day in band

Gauge Height

4.80ft

Water Temperature

72.5°F

Precipitation History

Your History · Big Walnut Creek at Sunbury OH

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Weather Conditions

WEATHER CONDITIONS

TODAY

85°

66°

MON

89°

64°

TUE

86°

67°

WED

87°

69°

THU

81°

69°

FRI

77°

59°

SAT

77°

56°

TIME

SUN

NOW

MON

TUE

WED

THU

FRI

TEMP

hourly forecast

85°

mild

85°

81°

78°

75°

73°

71°

70°

69°

68°

67°

65°

64°

69°

74°

78°

81°

84°

85°

87°

88°

89°

88°

87°

84°

79°

76°

75°

73°

71°

70°

69°

68°

67°

71°

74°

77°

79°

82°

84°

85°

86°

82°

77°

75°

74°

73°

72°

71°

70°

69°

70°

73°

76°

78°

81°

83°

85°

86°

87°

86°

84°

81°

78°

76°

75°

73°

72°

71°

70°

72°

74°

75°

77°

80°

81°

80°

81°

80°

78°

75°

71°

70°

69°

68°

66°

64°

62°

61°

60°

61°

62°

64°

68°

WIND

mph · gust · dir

7mph NE

G 8 mph

NNE

G18

G11

G12

G10

NNW

G12

G15

NNE

G16

ENE

G13

ENE

NNW

ESE

ENE

NNE

G10

NNE

G13

G14

G13

G12

ENE

G11

ENE

ESE

SSE

ESE

SSE

WSW

WNW

G10

WNW

G10

G13

WSW

G13

WSW

G12

WSW

G12

G11

G13

WNW

G12

WNW

G14

WNW

G17

WNW

G20

WNW

G21

WNW

G22

G18

G17

NNW

G17

NNW

G15

NNW

G15

G13

G12

G11

NNE

G11

ENE

G13

ENE

G15

ENE

G15

ENE

G15

ENE

G14

ENE

G12

ENE

PRECIP

chance %

CLOUDS

cover %

clear

10%

28%

99%

41%

51%

33%

100%

57%

11%

13%

11%

30%

100%

25%

13%

100%

19%

100%

19%

15%

60%

100%

96%

97%

85%

72%

99%

64%

56%

100%

24%

PRESSURE

hPa · trend

985

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Too Hot

Wind

Light

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

06:12 AM

SUNSET

09:01 PM

14H 49M OF DAYLIGHT

MOON PHASE

Waning Crescent

5% illuminated

Station Location

40.2362, -82.8513

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DATA · USGS · NOAA · NWSUPDATED 2026-07-12 14:45 UTC

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