Waterlands
Casey Fork River
USGS · 05595820
CASEY FORK RIVER
USGS · 05595820LIVE

CASEY FORK AT MOUNT VERNON, IL

JEFFERSON COUNTY, IL38.2867°N, -88.8722°W Updated 15 hr ago
FLOW RATE
5cfs
GAUGE HT
1.66ft
AIR TEMP
81°F
WIND
8mph NNE
FISH INDEX
56SCORE / 100
GOOD · 3 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 30 DAY
5cfs 44.2% vs avg
Optimal band: 46 cfs
PERIOD HIGH
291cfs
PERIOD LOW
4cfs
RUNNABLE
71%
last 30 day in band

Gauge Height

1.66ft
Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

22.4in

≈ normal

22.45 in of precipitation so far this year — about average for this point in the season (normal 25.71 in).

YTD Total

22.4in

This year so far

Normal to Date

25.7in

30-yr average

Typical Range

18.9–33.5in

10th–90th pct YTD

Departure

-13%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 1.81" · normal 3.27" (1.5–4.9)
Jan
Feb: 1.13" · normal 2.94" (1.6–4.3)
Feb
Mar: 6.02" · normal 4.06" (2.4–6.2)
Mar
Apr: 3.65" · normal 5.20" (2.7–7.4)
Apr
May: 3.52" · normal 4.90" (2.5–7.5)
May
Jun: 4.81" · normal 3.85" (1.9–6.3)
Jun
Jul: 1.52" (so far)· normal 3.55" (1.5–5.7)
Jul
Aug: normal 2.92" (0.9–5.4)
Aug
Sep: normal 3.07" (0.8–5.7)
Sep
Oct: normal 3.35" (1.2–6.0)
Oct
Nov: normal 3.76" (1.9–5.8)
Nov
Dec: normal 3.20" (1.8–5.4)
Dec
Baseline 19912020 · Source: Open-Meteo06:39 UTC
Your History · CASEY FORK AT MOUNT VERNON, IL

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Weather Conditions
WEATHER CONDITIONS
TODAY
89°
70°
MON
91°
70°
TUE
87°
70°
WED
88°
71°
THU
90°
73°
FRI
86°
70°
SAT
87°
65°
TIME
SUN
4
NOW
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
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
TEMP
hourly forecast
89°
mild
89°
88°
88°
86°
83°
80°
78°
76°
75°
74°
73°
72°
72°
71°
70°
73°
77°
80°
84°
87°
89°
89°
91°
91°
91°
91°
90°
88°
84°
80°
78°
76°
74°
74°
74°
73°
72°
71°
70°
71°
74°
77°
80°
82°
84°
85°
86°
87°
86°
83°
84°
83°
79°
76°
75°
75°
74°
73°
73°
72°
72°
72°
71°
74°
77°
80°
82°
84°
84°
86°
87°
88°
88°
87°
87°
85°
81°
79°
77°
76°
75°
75°
74°
74°
73°
73°
73°
75°
78°
80°
83°
85°
87°
89°
90°
90°
90°
90°
88°
86°
82°
82°
81°
78°
76°
74°
73°
73°
73°
73°
73°
74°
76°
79°
WIND
mph · gust · dir
11mph NNE
G 14 mph
11
G14
NNE
12
G15
NNE
12
G16
NNE
11
G17
NNE
8
G14
NNE
6
G13
NNE
6
G14
NNE
5
G12
NNE
6
G14
NNE
7
G15
NNE
7
G15
NNE
7
G15
NNE
7
G14
NE
7
G14
NE
6
G13
NE
8
G14
NE
8
G16
NE
10
G16
NE
11
G16
NE
11
G15
NNE
13
G17
NE
13
G17
NE
11
G14
NE
10
G12
NNE
11
G13
NNE
11
G14
NNE
11
G15
NNE
10
G15
NNE
7
G12
NNE
6
G15
NNE
6
G15
NNE
5
G14
NNE
5
G14
NNE
6
G15
NE
7
G16
NE
6
G14
NE
6
G14
NE
7
G14
NE
6
G14
NE
7
G15
NE
9
G13
ENE
9
G12
ENE
10
G13
ENE
11
G14
ENE
11
G14
ENE
11
G14
ENE
11
G15
ENE
11
G14
ENE
9
G13
E
8
G13
E
7
G12
E
6
G10
ESE
5
ESE
5
ESE
5
SE
4
SSE
3
SSE
2
SE
1
ESE
1
SSE
1
WSW
3
N
3
NE
2
G3
ENE
4
G5
ESE
5
ESE
4
G5
ESE
5
NE
4
G5
E
5
ESE
5
SE
5
SE
5
SE
4
SE
3
SSE
3
G4
SSE
4
SSE
4
S
3
S
3
G4
SSW
4
SW
5
WSW
5
W
4
WNW
4
G5
W
4
G5
W
4
WNW
4
G5
WNW
4
G5
NW
4
NW
4
G5
NNW
5
G6
N
5
G6
NNE
6
G7
NNE
6
G7
NNE
6
G7
NNE
7
NNE
8
NNE
6
NNE
4
NNE
1
SSW
1
W
6
G11
NNE
8
G18
NE
7
G12
NE
6
NE
5
NE
5
G6
NE
5
G7
NE
5
G7
NE
5
G9
NE
5
G9
NE
5
G9
NE
6
G7
NE
PRECIP
chance %
1%
1%
3%
2%
2%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
4%
4%
4%
4%
4%
4%
2%
2%
2%
2%
2%
2%
1%
1%
1%
1%
1%
1%
7%
7%
7%
7%
7%
7%
21%
21%
21%
21%
21%
21%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
4%
4%
4%
4%
4%
4%
5%
5%
5%
5%
5%
5%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
4%
4%
CLOUDS
cover %
14%
few
14%
14%
14%
0%
0%
0%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
2%
0%
0%
0%
0%
0%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
11%
17%
96%
100%
100%
7%
0%
0%
0%
0%
0%
5%
6%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
2%
17%
14%
22%
24%
15%
0%
8%
7%
0%
0%
6%
6%
6%
10%
11%
15%
27%
11%
9%
40%
14%
10%
32%
8%
6%
0%
27%
0%
0%
5%
100%
100%
100%
66%
100%
100%
100%
100%
77%
45%
22%
15%
17%
PRESSURE
hPa · trend
1003
1003100310031005100410041004100510031003100310031001100110011002100010021002
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
56
Temperature
Too Hot
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:42 AM
SUNSET
08:19 PM
14H 37M OF DAYLIGHT
MOON PHASE
Waning Crescent
5% illuminated

Station Location

38.2867, -88.8722
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #05595820·USGS

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