Waterlands
Flag Creek
USGS · 05533000
FLAG CREEK
USGS · 05533000LIVE

FLAG CREEK NEAR WILLOW SPRINGS, IL

WILLOW SPRINGS, IL41.7389°N, -87.8969°W Updated 10 hr ago
FLOW RATE
23cfs
AIR TEMP
76°F
WIND
6mph SSE
FISH INDEX
81SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 30 DAY
23cfs 53.2% vs avg
Optimal band: 29–39 cfs
PERIOD HIGH
314cfs
PERIOD LOW
11cfs
RUNNABLE
10%
last 30 day in band
Precipitation History
Your History · FLAG CREEK NEAR WILLOW SPRINGS, IL

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Weather Conditions
WEATHER CONDITIONS
TODAY
95°
76°
TUE
97°
77°
WED
96°
77°
THU
95°
78°
FRI
94°
74°
SAT
95°
74°
SUN
87°
70°
TIME
MON
11
NOW
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
8
pm
9
pm
10
pm
11
pm
SAT
12
am
1
am
2
am
3
am
4
am
TEMP
hourly forecast
89°
mild
89°
92°
93°
94°
95°
95°
93°
92°
91°
88°
86°
84°
83°
82°
81°
80°
79°
78°
78°
77°
80°
83°
86°
89°
91°
94°
95°
96°
97°
97°
96°
94°
92°
89°
86°
85°
83°
81°
80°
79°
79°
78°
77°
77°
79°
83°
86°
89°
91°
93°
95°
96°
95°
94°
93°
91°
89°
86°
84°
83°
82°
81°
81°
81°
81°
80°
79°
78°
79°
82°
86°
89°
91°
93°
94°
95°
95°
94°
92°
91°
89°
87°
84°
83°
82°
81°
79°
78°
77°
74°
74°
74°
75°
78°
82°
86°
88°
90°
92°
93°
94°
94°
92°
90°
88°
86°
84°
82°
81°
80°
79°
77°
76°
75°
WIND
mph · gust · dir
10mph SSW
G 16 mph
10
G16
SSW
12
G17
SSW
13
G19
SSW
13
G20
SSW
14
G20
SSW
14
G22
SSW
14
G23
SSW
13
G23
SSW
12
G24
S
10
G27
S
9
G25
S
9
G25
S
11
G29
S
11
G29
SSW
10
G28
SSW
10
G27
SSW
10
G26
SSW
9
G19
SSW
10
G20
SSW
9
G25
SW
10
G27
SW
11
G28
SW
13
G26
SW
13
G24
SW
14
G21
SW
13
G20
SW
13
G19
SW
14
G22
SW
15
G24
SW
15
G26
SSW
16
G26
SSW
16
G28
SSW
14
G29
SSW
12
G30
SSW
10
G23
SW
10
G21
SW
9
G23
SW
9
G25
SW
8
G25
SW
8
G27
SW
8
G26
SW
7
G23
SW
6
G20
SW
7
G21
SW
6
G18
SW
8
G16
SW
9
G17
SW
10
G17
SW
10
G16
SW
11
G17
SSW
12
G19
SW
13
G20
SW
13
G21
SW
14
G21
SW
13
G22
SSW
12
G22
SSW
11
G21
SSW
11
G23
SSW
10
G25
SSW
9
G25
SSW
9
G27
SSW
10
G29
SSW
11
G31
SSW
10
G32
SSW
10
G32
SSW
9
G31
SSW
9
G28
SW
8
G25
SSW
7
G24
SW
9
G24
SW
9
G19
WSW
9
G18
WSW
10
G16
WSW
10
G14
SW
11
G15
SW
12
G16
SW
12
G17
SW
12
G16
SW
10
G15
SW
10
G15
SW
8
G14
SW
7
G16
SW
5
G16
SW
6
G17
SSW
5
G17
SSW
5
G14
SSW
6
G15
SSW
6
G15
SSW
6
G16
SW
5
G10
SW
5
G11
SW
5
G14
SW
6
G13
SW
6
G12
SSW
7
G12
SW
9
G14
SSW
10
G15
SSW
10
G14
SW
9
G13
SW
10
G13
SW
10
G14
SW
11
G14
SW
11
G14
SW
10
G15
SW
9
G17
SSW
9
G19
SSW
8
G21
SSW
8
G23
SW
7
G24
SW
7
G24
SW
7
G22
SW
5
G16
SW
3
G8
WSW
2
G3
W
PRECIP
chance %
1%
1%
1%
1%
1%
0%
0%
0%
0%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
2%
1%
1%
1%
4%
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%
3%
3%
3%
3%
3%
3%
2%
2%
2%
2%
2%
2%
7%
7%
7%
7%
7%
7%
10%
10%
10%
10%
10%
10%
26%
26%
26%
26%
26%
26%
9%
9%
9%
9%
9%
9%
35%
35%
35%
35%
35%
35%
27%
27%
27%
27%
27%
27%
38%
38%
38%
CLOUDS
cover %
2%
clear
2%
3%
15%
9%
7%
8%
100%
100%
100%
100%
21%
93%
2%
0%
0%
0%
100%
100%
74%
11%
69%
98%
91%
83%
100%
100%
0%
0%
0%
2%
0%
0%
0%
0%
0%
0%
0%
1%
25%
0%
0%
0%
0%
0%
0%
0%
5%
5%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
6%
100%
35%
0%
11%
8%
8%
16%
20%
100%
100%
100%
100%
100%
100%
100%
100%
23%
100%
100%
100%
25%
22%
100%
100%
73%
86%
19%
16%
100%
100%
100%
15%
7%
100%
100%
100%
91%
65%
44%
36%
32%
37%
56%
82%
98%
PRESSURE
hPa · trend
991
991990990990992990991993994993993993995994995995996994993
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
81
Temperature
Warm
Wind
Light
Pressure
Stable
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:19 AM
SUNSET
08:30 PM
15H 11M OF DAYLIGHT9H 51M REMAINING
MOON PHASE
Full Moon
100% illuminated
PEAK ACTIVITY

Station Location

41.7389, -87.8969
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-29 10:39 UTC
Site #05533000·USGS

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