USGS · 04026740

MARENGO RIVER

USGS · 04026740LIVE

MARENGO RIVER NEAR MELLEN, WI

TOWN OF ASHLAND, WI46.4166°N, -90.7363°W Updated 5 hr ago

FLOW RATE

34cfs

AIR TEMP

70°F

WIND

6mph SSW

FISH INDEX

63SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

34cfs 15.0% vs avg

Optimal band: 53–71 cfs

PERIOD HIGH

2,530cfs

PERIOD LOW

34cfs

RUNNABLE

46%

last 1 year in band

Precipitation History

Your History · MARENGO RIVER NEAR MELLEN, WI

Track your history

SPONSORED

Weather Conditions

WEATHER CONDITIONS

TODAY

92°

67°

FRI

79°

57°

SAT

67°

52°

SUN

70°

49°

MON

77°

53°

TUE

87°

57°

WED

88°

65°

TIME

THU

NOW

FRI

SAT

SUN

MON

TEMP

hourly forecast

67°

mild

67°

71°

77°

81°

83°

86°

88°

90°

91°

92°

91°

90°

86°

79°

76°

75°

72°

71°

70°

69°

68°

67°

69°

70°

73°

75°

77°

79°

77°

76°

75°

74°

70°

62°

58°

59°

57°

56°

55°

57°

59°

60°

61°

63°

64°

66°

67°

66°

63°

55°

53°

52°

53°

54°

52°

51°

50°

49°

52°

56°

58°

63°

67°

68°

70°

69°

68°

66°

64°

60°

54°

51°

53°

55°

61°

66°

70°

74°

76°

77°

75°

74°

72°

69°

65°

61°

58°

WIND

mph · gust · dir

5mph SSW

G 11 mph

G11

SSW

G10

SSW

G12

SSW

G15

G14

WSW

G14

WSW

G17

WSW

G17

WSW

G17

WSW

G15

G16

G15

G16

G12

G17

G12

G18

WSW

G12

G10

WSW

SSE

NNW

G10

NNW

G12

G11

NNE

G10

NNE

NNW

ENE

ESE

G19

ENE

G20

G13

ESE

G10

ENE

G13

ENE

G13

ENE

G16

NNE

G20

G26

G29

NNE

G28

NNE

G29

G28

NNE

G25

NNE

G26

NNE

G26

G25

NNE

G14

NNE

G10

ESE

NNE

G11

NNE

G18

G16

G15

NNE

G13

NNE

G14

NNE

G15

NNE

G15

NNE

G15

NNE

G13

NNE

G10

NNE

WNW

NNE

ENE

NNE

G10

NNE

G10

NNE

ENE

ESE

PRECIP

chance %

10%

18%

23%

21%

20%

38%

24%

27%

32%

37%

34%

19%

16%

CLOUDS

cover %

clear

98%

100%

93%

100%

98%

100%

90%

100%

54%

100%

39%

38%

100%

77%

70%

100%

99%

100%

44%

29%

36%

76%

56%

67%

58%

82%

100%

78%

18%

10%

27%

75%

100%

90%

100%

17%

15%

21%

19%

24%

42%

66%

85%

96%

PRESSURE

hPa · trend

986

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Light

Pressure

Rising — Slow

Moon Phase

Average

DAYLIGHT

SUNRISE

05:15 AM

SUNSET

08:58 PM

15H 43M OF DAYLIGHT15H 55M REMAINING

MOON PHASE

Waning Gibbous

95% illuminated

Station Location

46.4166, -90.7363

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-07-02 05:02 UTC

Site #04026740·USGS

Create a free account to save favorites, set flow alerts, and track conditions