Waterlands
Rock River
USGS · 05427085
ROCK RIVER
USGS · 05427085LIVE

ROCK RIVER AT FORT ATKINSON, WI

WISCONSIN42.9290°N, -88.8395°W Updated 1 hr ago
FLOW RATE
1,070cfs
AIR TEMP
75°F
WIND
7mph ENE
FISH INDEX
69SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 30 DAY
1,070cfs 49.3% vs avg
Optimal band: 9831,329 cfs
PERIOD HIGH
1,669cfs
PERIOD LOW
862cfs
RUNNABLE
45%
last 30 day in band
Precipitation History

Precipitation · YTD

Wet

Wetter than normal

2026 to date

20.6in

+15% vs normal

20.55 in of precipitation so far this year, 15% above the 30-year normal of 17.87 in for this point in the season.

YTD Total

20.6in

This year so far

Normal to Date

17.9in

30-yr average

Typical Range

12.9–23.3in

10th–90th pct YTD

Departure

+15%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 1.85" · normal 1.71" (0.9–2.8)
Jan
Feb: 0.67" · normal 1.66" (0.6–3.2)
Feb
Mar: 3.40" · normal 2.33" (0.9–4.2)
Mar
Apr: 6.97" · normal 3.75" (2.5–5.0)
Apr
May: 1.28" · normal 3.85" (1.9–5.8)
May
Jun: 5.61" · normal 4.00" (1.6–6.6)
Jun
Jul: 0.78" (so far)· normal 3.35" (2.0–4.7)
Jul
Aug: normal 3.55" (1.8–5.5)
Aug
Sep: normal 2.95" (1.3–4.7)
Sep
Oct: normal 2.85" (0.9–5.3)
Oct
Nov: normal 2.13" (1.0–3.6)
Nov
Dec: normal 1.95" (0.8–3.8)
Dec
Baseline 19912020 · Source: Open-Meteo01:09 AM
Your History · ROCK RIVER AT FORT ATKINSON, WI

Track your history

Sign in to track your sessions at ROCK RIVER AT FORT ATKINSON, WI — best days, monthly trends, and time on the water.

Sign in
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
81°
66°
MON
83°
62°
TUE
82°
59°
WED
83°
65°
THU
84°
68°
FRI
80°
64°
SAT
82°
63°
TIME
MON
1
NOW
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
6
pm
7
pm
TEMP
hourly forecast
66°
mild
66°
65°
64°
63°
63°
62°
66°
69°
73°
75°
78°
80°
82°
83°
83°
83°
83°
82°
80°
76°
72°
69°
66°
65°
64°
63°
62°
61°
60°
59°
63°
69°
74°
78°
79°
80°
80°
81°
82°
82°
82°
81°
79°
74°
71°
69°
68°
68°
67°
66°
65°
65°
65°
65°
67°
71°
74°
77°
79°
81°
82°
83°
83°
83°
83°
81°
78°
76°
74°
72°
73°
72°
70°
69°
70°
69°
68°
68°
70°
73°
76°
78°
80°
81°
80°
82°
84°
84°
78°
77°
75°
73°
72°
71°
71°
70°
69°
68°
67°
66°
64°
64°
66°
68°
71°
73°
76°
78°
79°
79°
80°
79°
78°
76°
74°
WIND
mph · gust · dir
3mph NNE
G 11 mph
3
G11
NNE
4
G9
NNE
3
G9
NNE
4
G9
N
4
G9
NNE
4
G9
N
5
G10
NE
6
G12
NE
7
G12
NE
7
G13
NE
8
G12
NE
9
G12
ENE
8
G10
ENE
7
G9
ENE
8
G9
ENE
7
G9
E
8
G10
E
6
G9
E
6
G7
E
5
G10
E
5
G11
ENE
4
G11
E
3
G10
ESE
1
G6
S
1
G6
SE
1
G7
SE
2
G5
NNW
3
G4
NNW
5
NW
4
G6
NW
2
G6
NW
4
G7
NW
4
G7
NW
5
G9
NW
4
G7
NNW
4
SSE
4
WSW
1
G3
W
3
W
3
G5
WSW
3
G5
WSW
4
G6
WSW
4
SSW
6
SSW
6
SSW
6
SSW
6
SSW
7
SW
7
SSW
7
WSW
6
SW
7
G8
WSW
7
G11
SW
7
G13
SW
6
G13
SW
7
G13
SW
8
G13
SW
9
G13
WSW
10
G12
WSW
10
G13
WSW
10
G14
SW
10
G17
SW
11
G18
SW
10
G18
SW
10
G19
SW
8
G21
SW
6
G24
SW
7
G25
SW
8
G26
SSW
8
G26
SSW
7
G26
SW
7
G25
SSW
8
G25
SW
9
G26
SSW
10
G25
SSW
8
G23
SSW
8
G23
SSW
9
G21
SW
11
G14
SW
12
SW
13
SW
13
SW
13
G14
WSW
15
WSW
14
WSW
12
WSW
9
G12
WSW
9
G13
WSW
9
G12
WSW
10
WSW
11
WSW
10
WSW
8
WSW
6
G10
WSW
5
G14
W
5
G8
N
9
ENE
8
G11
ENE
4
G18
ENE
6
G22
NE
7
G9
NE
8
G19
NNE
7
G18
NE
9
G17
NE
8
G16
NE
9
G15
ENE
9
G15
NE
11
G15
NE
11
G14
NE
11
G14
NE
10
G13
NE
9
G13
ENE
8
G13
ENE
7
G14
ENE
6
G15
ENE
PRECIP
chance %
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%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
3%
3%
3%
3%
3%
3%
15%
15%
15%
15%
15%
15%
47%
47%
47%
47%
47%
47%
32%
32%
32%
32%
32%
32%
56%
56%
56%
56%
56%
56%
29%
29%
29%
29%
29%
29%
20%
20%
20%
20%
20%
20%
11%
11%
11%
11%
11%
11%
7%
7%
7%
7%
7%
7%
CLOUDS
cover %
1%
clear
1%
2%
0%
2%
2%
2%
0%
0%
0%
0%
0%
0%
2%
4%
4%
4%
3%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
0%
0%
0%
0%
25%
50%
48%
15%
6%
0%
0%
0%
17%
5%
56%
7%
7%
100%
100%
100%
18%
100%
100%
100%
100%
100%
100%
50%
1%
41%
43%
42%
47%
100%
100%
100%
100%
100%
100%
100%
100%
83%
53%
50%
14%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
41%
12%
10%
52%
25%
56%
66%
96%
100%
100%
100%
100%
100%
100%
100%
100%
PRESSURE
hPa · trend
989
989990991991990992991989989989987984983982982984984986987989
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
69
Temperature
Warm
Wind
Light
Pressure
Rising — Slow
Moon Phase
Good
DAYLIGHT
SUNRISE
05:22 AM
SUNSET
08:37 PM
15H 15M OF DAYLIGHT
MOON PHASE
Last Quarter
64% illuminated

Station Location

42.9290, -88.8395
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-06 00:00 UTC
Site #05427085·USGS

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