USGS · 03228300

BIG WALNUT CREEK

USGS · 03228300LIVE

Big Walnut Creek at Sunbury OH

DELAWARE COUNTY, OH40.2362°N, -82.8513°W Updated 1 hr ago

FLOW RATE

15cfs

GAUGE HT

4.73ft

WATER TEMP

18°F

AIR TEMP

69°F

WIND

4mph SSE

FISH INDEX

75SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

15cfs 90.3% vs avg

Optimal band: 15–21 cfs

PERIOD HIGH

18.5cfs

PERIOD LOW

15cfs

RUNNABLE

100%

last 1 day in band

Gauge Height

4.73ft

Water Temperature

18.4°F

Precipitation History

SPONSORED

Weather Conditions

WEATHER CONDITIONS

TODAY

79°

52°

THU

81°

62°

FRI

68°

62°

SAT

72°

66°

SUN

83°

67°

MON

86°

65°

TUE

91°

74°

TIME

WED

NOW

THU

FRI

SAT

SUN

MON

TEMP

hourly forecast

77°

mild

77°

78°

79°

76°

72°

69°

66°

65°

64°

65°

64°

62°

63°

64°

65°

66°

72°

75°

78°

80°

81°

79°

72°

73°

72°

71°

69°

68°

66°

67°

66°

65°

63°

62°

63°

64°

65°

66°

68°

67°

66°

65°

66°

67°

68°

69°

70°

69°

70°

72°

71°

69°

68°

67°

68°

69°

70°

72°

74°

77°

78°

80°

81°

82°

83°

81°

79°

78°

74°

71°

69°

67°

66°

65°

66°

68°

71°

WIND

mph · gust · dir

5mph S

G 8 mph

SSW

G11

SSE

G10

SSE

G10

SSW

G15

G14

G17

G15

G17

G18

WSW

G26

G19

G15

WSW

G10

SSE

G13

G19

G14

SSE

G15

SSE

G12

SSW

WSW

WNW

NNW

SSW

SSE

G10

SSE

G12

SSE

G12

G15

G16

SSE

G15

SSE

G14

SSE

ESE

G11

ESE

G10

ESE

SSE

WSW

ESE

SSE

G13

SSW

G14

G13

G11

WSW

SSW

NNE

ENE

ESE

WNW

NNW

NNE

ENE

G11

ENE

G11

ENE

G10

ESE

PRECIP

chance %

11%

12%

13%

16%

22%

31%

30%

32%

27%

20%

28%

29%

52%

64%

69%

61%

41%

32%

12%

11%

CLOUDS

cover %

23%

few

23%

20%

55%

39%

27%

58%

100%

76%

82%

100%

77%

100%

96%

85%

55%

77%

100%

22%

60%

64%

86%

79%

65%

34%

42%

86%

100%

74%

PRESSURE

hPa · trend

983

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Calm

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

06:02 AM

SUNSET

09:04 PM

15H 2M OF DAYLIGHT7H 16M REMAINING

MOON PHASE

Waxing Gibbous

70% illuminated

Station Location

40.2362, -82.8513

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-06-24 13:48 UTC

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