Waterlands
Great Miami River
USGS · 03270500
GREAT MIAMI RIVER
USGS · 03270500LIVE

Great Miami River at Dayton OH

DAYTON, OH39.7653°N, -84.1974°W Updated 22 hr ago
FLOW RATE
1,839cfs
AIR TEMP
83°F
WIND
5mph WSW
FISH INDEX
69SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 30 DAY
1,839cfs 2.8% vs avg
Optimal band: 1,744–2,360 cfs
PERIOD HIGH
12,355cfs
PERIOD LOW
1,488cfs
RUNNABLE
58%
last 30 day in band
Precipitation History
Your History · Great Miami River at Dayton OH

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Weather Conditions
WEATHER CONDITIONS
TODAY
85°
72°
MON
91°
71°
TUE
93°
75°
WED
95°
75°
THU
95°
76°
FRI
93°
75°
SAT
89°
76°
TIME
SUN
11
NOW
MON
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
TUE
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
WED
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
THU
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
FRI
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
TEMP
hourly forecast
76°
mild
76°
75°
74°
73°
72°
72°
71°
71°
71°
75°
79°
81°
83°
85°
87°
88°
89°
90°
91°
91°
90°
88°
84°
82°
80°
79°
77°
77°
76°
76°
75°
75°
75°
79°
82°
84°
87°
89°
91°
92°
93°
93°
92°
91°
90°
88°
84°
82°
81°
80°
79°
78°
77°
77°
76°
75°
75°
78°
81°
84°
88°
91°
93°
94°
95°
95°
94°
93°
92°
88°
84°
83°
81°
81°
80°
79°
79°
78°
77°
76°
77°
79°
83°
86°
89°
91°
93°
95°
95°
95°
95°
94°
93°
89°
86°
84°
83°
82°
77°
76°
75°
75°
75°
75°
76°
77°
79°
80°
82°
85°
89°
91°
92°
93°
93°
WIND
mph · gust · dir
2mph NNE
G 4 mph
2
G4
NNE
3
G5
ENE
3
NNW
4
G5
ENE
2
G5
SSE
4
NE
3
G5
SE
3
G6
SSW
3
G4
NNE
1
G8
SSE
5
G9
SSW
5
G8
S
4
G7
SSE
4
G6
S
4
G5
SSE
4
G5
SSE
4
G5
SSE
4
G6
SSE
6
G8
S
6
G9
S
6
G11
SSW
5
G13
SSW
4
G8
S
4
G8
SSW
5
G7
SSE
4
G5
S
5
G7
S
4
G8
SSW
4
G8
S
3
G8
S
3
G8
SSW
4
G9
SSW
5
G10
SSW
7
G17
SSW
8
G18
SW
8
G15
SW
8
G13
SW
9
G13
SW
9
G11
SW
9
G11
SW
9
G10
WSW
8
G10
WSW
9
G11
WSW
8
G11
WSW
7
G11
WSW
5
G10
WSW
4
G5
WSW
4
G5
WSW
5
G7
WSW
5
G7
WSW
5
G10
WSW
5
G9
WSW
4
G9
WSW
4
G9
W
4
G7
W
4
G7
W
3
G4
W
3
G6
W
4
G6
WSW
4
G5
WSW
3
G5
WSW
3
G4
SW
5
SW
5
SW
5
SW
6
G7
SW
6
G7
SW
6
G7
WSW
5
G7
W
3
W
3
G4
W
3
G4
W
2
G3
WNW
2
WSW
3
SSW
3
S
3
G4
SSW
4
G5
SSW
4
G5
SSW
4
SW
3
WSW
2
G3
W
2
G3
WSW
2
G3
SW
3
G4
WSW
3
G4
W
3
G5
WSW
4
G6
SW
6
G7
SSW
6
SSW
6
SW
5
G6
W
5
WNW
4
NNW
1
G3
ENE
0
G1
E
4
ESE
8
G17
S
8
G19
SSW
6
G19
SSW
4
G9
SW
3
G5
SSW
3
G4
S
1
S
2
SE
3
SE
3
SE
3
G4
SSE
4
G5
S
4
S
4
S
4
S
3
S
2
S
2
SSW
PRECIP
chance %
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
4%
4%
2%
0%
9%
6%
1%
3%
0%
0%
2%
3%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
5%
5%
5%
5%
5%
5%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
15%
15%
15%
15%
15%
15%
27%
27%
27%
CLOUDS
cover %
100%
overcast
100%
96%
21%
100%
100%
94%
94%
7%
5%
4%
5%
14%
16%
31%
12%
78%
53%
28%
100%
100%
100%
100%
92%
92%
100%
100%
100%
100%
100%
100%
100%
100%
63%
18%
16%
5%
4%
14%
17%
17%
28%
11%
11%
0%
0%
9%
62%
47%
100%
100%
100%
100%
100%
14%
5%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
6%
5%
7%
0%
68%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
88%
71%
63%
71%
88%
100%
PRESSURE
hPa · trend
988
988990992991990992993991990991992991991991993991992992994992
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
69
Temperature
Too Hot
Wind
Light
Pressure
Stable
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
06:11 AM
SUNSET
09:08 PM
14H 57M OF DAYLIGHT0H 0M REMAINING
MOON PHASE
Full Moon
99% illuminated
PEAK ACTIVITY

Station Location

39.7653, -84.1974
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-28 22:56 UTC
Site #03270500·USGS

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