USGS · 01480685

MARSH CREEK

USGS · 01480685LIVE

Marsh Creek near Downingtown, PA

UPPER UWCHLAN TOWNSHIP, PA40.0553°N, -75.7163°W Updated 9 hr ago

FLOW RATE

22cfs

AIR TEMP

78°F

WIND

5mph NW

FISH INDEX

63SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

22cfs 48.2% vs avg

Optimal band: 7–9 cfs

PERIOD HIGH

190cfs

PERIOD LOW

1cfs

RUNNABLE

26%

last 1 year in band

Precipitation History

Your History · Marsh Creek near Downingtown, PA

Track your history

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Weather Conditions

WEATHER CONDITIONS

TODAY

102°

77°

SAT

97°

76°

SUN

86°

69°

MON

83°

67°

TUE

86°

71°

WED

85°

68°

THU

87°

65°

TIME

FRI

NOW

SAT

SUN

MON

TUE

WED

TEMP

hourly forecast

90°

mild

90°

92°

95°

97°

99°

100°

101°

102°

101°

98°

93°

88°

86°

85°

84°

81°

82°

81°

79°

78°

77°

80°

85°

88°

91°

94°

96°

97°

83°

88°

90°

92°

93°

77°

76°

74°

72°

71°

70°

71°

72°

74°

77°

75°

77°

84°

86°

82°

73°

75°

74°

71°

69°

68°

67°

68°

72°

76°

77°

76°

80°

81°

78°

80°

82°

83°

81°

78°

75°

74°

73°

74°

73°

72°

71°

72°

74°

77°

80°

82°

84°

83°

84°

85°

86°

85°

84°

81°

78°

76°

74°

73°

72°

71°

70°

69°

68°

WIND

mph · gust · dir

7mph WNW

G 15 mph

G15

WNW

G12

WNW

G13

WNW

G14

G16

WSW

G15

WSW

G18

WSW

G18

G20

WSW

G18

G16

G17

WSW

G11

WSW

G10

NNW

G10

G14

G17

G13

NNW

SSE

SSW

G12

WSW

G17

WSW

G20

WSW

G27

WSW

G39

G27

G22

WNW

G18

G16

WSW

G17

G36

SSW

G23

SSW

G12

SSW

G11

SSW

G19

G24

WSW

G27

WNW

NNW

ENE

SSE

G17

G16

G15

ENE

G15

G16

ESE

G18

ESE

G11

ESE

G17

SSE

G13

G10

G16

ENE

G15

ENE

G13

G17

G13

ESE

G12

ESE

G11

G12

G13

G15

ESE

G14

ESE

G14

ESE

G16

G19

G20

SSE

G20

SSE

G20

G25

SSE

G28

G26

SSW

G11

SSW

ENE

SSE

WSW

G10

WNW

G12

G14

WNW

G14

WNW

G15

WNW

G15

G16

G18

NNW

G20

G21

G18

G15

PRECIP

chance %

13%

10%

48%

52%

15%

10%

68%

78%

61%

65%

72%

61%

44%

19%

25%

16%

10%

CLOUDS

cover %

clear

15%

100%

64%

61%

100%

57%

31%

70%

20%

68%

83%

97%

100%

66%

29%

100%

84%

100%

82%

100%

42%

100%

98%

100%

46%

100%

58%

86%

70%

74%

100%

16%

58%

100%

78%

16%

42%

57%

47%

26%

10%

PRESSURE

hPa · trend

1004

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Warm

Wind

Light

Pressure

Rising — Slow

Moon Phase

Average

DAYLIGHT

SUNRISE

05:38 AM

SUNSET

08:35 PM

14H 57M OF DAYLIGHT11H 13M REMAINING

MOON PHASE

Waning Gibbous

88% illuminated

Station Location

40.0553, -75.7163

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DATA · USGS · NOAA · NWSUPDATED 2026-07-03 09:22 UTC

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