Waterlands
Castor River
USGS · 07021000
CASTOR RIVER
USGS · 07021000LIVE

Castor River at Zalma, MO

BOLLINGER COUNTY, MO37.1466°N, -90.0755°W Updated 18 hr ago
FLOW RATE
921cfs
GAUGE HT
5.50ft
AIR TEMP
83°F
WIND
9mph NNE
FISH INDEX
56SCORE / 100
GOOD · 3 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 7 DAY
921cfs 89.7% vs avg
Optimal band: 151–205 cfs
PERIOD HIGH
2,205cfs
PERIOD LOW
125cfs
RUNNABLE
13%
last 7 day in band

Gauge Height

5.50ft
Precipitation History
Your History · Castor River at Zalma, MO

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Weather Conditions
WEATHER CONDITIONS
TODAY
88°
72°
MON
89°
71°
TUE
86°
70°
WED
88°
71°
THU
93°
72°
FRI
94°
74°
SAT
99°
74°
TIME
SUN
6
NOW
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
10
am
11
am
12
pm
TEMP
hourly forecast
87°
mild
87°
85°
81°
78°
76°
75°
75°
74°
73°
72°
72°
71°
72°
74°
77°
80°
83°
85°
86°
87°
88°
89°
89°
88°
87°
84°
81°
78°
76°
75°
75°
74°
73°
73°
72°
72°
70°
72°
75°
79°
81°
84°
86°
84°
83°
83°
83°
83°
80°
78°
75°
73°
73°
73°
72°
72°
72°
72°
71°
71°
71°
72°
74°
77°
80°
84°
86°
87°
88°
87°
87°
88°
87°
84°
80°
77°
76°
75°
75°
74°
73°
73°
73°
73°
72°
75°
79°
83°
86°
88°
90°
89°
91°
91°
93°
89°
85°
83°
79°
77°
76°
76°
75°
75°
75°
74°
74°
74°
74°
76°
79°
83°
87°
90°
93°
WIND
mph · gust · dir
7mph NNE
G 12 mph
7
G12
NNE
7
G12
NNE
5
G10
N
4
G11
N
4
G11
N
5
G13
N
4
G11
N
5
G11
N
5
G13
N
5
G12
N
3
G11
N
3
G11
N
5
G12
NNE
6
G15
NNE
7
G14
NNE
8
G14
NNE
9
G14
NNE
10
G17
NNE
11
G17
NNE
11
G16
NE
12
G16
NE
11
G15
NE
11
G15
NE
10
G14
NNE
10
G15
NNE
8
G16
NNE
5
G10
N
5
G11
N
6
G14
N
6
G14
NNE
6
G14
NNE
5
G13
NNE
4
G12
NNE
5
G13
NNE
6
G14
NNE
6
G15
NNE
6
G15
NNE
7
G15
NNE
9
G16
NNE
9
G15
NE
9
G13
NE
9
G13
ENE
9
G13
ENE
10
G13
ENE
8
G14
ENE
7
G13
ENE
7
G13
ENE
6
G12
ENE
5
G12
E
5
G9
E
6
G7
E
5
G6
E
5
G6
E
5
E
4
ENE
5
ENE
5
ENE
5
ENE
5
ENE
4
ENE
4
G5
NE
4
G9
NE
6
G8
ENE
6
G8
E
7
G8
E
7
ESE
7
ESE
7
ESE
7
ESE
7
SE
6
SE
5
SE
5
SE
4
G6
SSE
3
G5
SSE
3
G4
SSE
3
S
3
SSW
1
G3
SW
1
G3
W
2
G3
W
2
G3
NNW
2
G3
NNW
2
G3
N
1
G3
NW
1
G2
NW
1
NNW
2
NE
3
E
4
ESE
5
ESE
6
SE
4
SSE
3
S
2
G3
SSE
4
S
4
S
3
G4
SSW
3
G4
SW
3
WSW
2
W
2
G4
WNW
2
G4
NW
3
G4
NNW
3
G4
NW
3
WNW
3
G4
N
2
G5
N
3
G8
N
3
G9
NNE
3
G9
NNE
3
G7
NE
3
G6
ENE
2
G6
E
2
G7
SE
PRECIP
chance %
1%
1%
1%
1%
2%
1%
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%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
32%
32%
32%
32%
32%
32%
8%
8%
8%
8%
8%
8%
3%
3%
3%
3%
3%
3%
8%
8%
8%
8%
8%
8%
29%
29%
29%
29%
29%
29%
3%
3%
3%
3%
3%
3%
0%
0%
0%
0%
0%
0%
6%
6%
6%
6%
6%
6%
9%
9%
9%
9%
9%
9%
3%
3%
3%
3%
3%
3%
1%
1%
1%
1%
1%
1%
4%
4%
4%
4%
4%
CLOUDS
cover %
1%
clear
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
3%
23%
13%
23%
8%
2%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
2%
0%
0%
0%
0%
6%
21%
86%
90%
78%
35%
68%
32%
16%
14%
26%
100%
100%
100%
100%
18%
21%
100%
100%
68%
35%
87%
67%
100%
100%
100%
100%
53%
34%
45%
51%
53%
57%
21%
22%
11%
0%
0%
5%
8%
33%
6%
6%
6%
5%
0%
0%
0%
0%
0%
0%
6%
85%
48%
68%
100%
63%
100%
95%
100%
43%
25%
5%
5%
7%
7%
7%
7%
7%
15%
7%
100%
94%
74%
59%
60%
67%
PRESSURE
hPa · trend
1005
10051005100610071005100610051006100410051005100510021003100310041002100410051006
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
56
Temperature
Too Hot
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:50 AM
SUNSET
08:21 PM
14H 31M OF DAYLIGHT
MOON PHASE
Waning Crescent
5% illuminated

Station Location

37.1466, -90.0755
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #07021000·USGS

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