Waterlands
Madison River
USGS · 06040800
MADISON RIVER
USGS · 06040800LIVE

Madison River ab powerplant nr McAllister MT

MONTANA45.4866°N, -111.6339°W Updated 14 hr ago
FLOW RATE
225cfs
AIR TEMP
52°F
WIND
3mph SW
FISH INDEX
81SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 YEAR
225cfs 73.6% vs avg
Optimal band: 94126 cfs
PERIOD HIGH
1,272cfs
PERIOD LOW
97cfs
RUNNABLE
65%
last 1 year in band
Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

8.7in

-23% vs normal

8.71 in of precipitation so far this year, 23% below the 30-year normal of 11.28 in for this point in the season.

YTD Total

8.7in

This year so far

Normal to Date

11.3in

30-yr average

Typical Range

9.4–13.4in

10th–90th pct YTD

Departure

-23%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 0.28" · normal 0.87" (0.5–1.4)
Jan
Feb: 0.73" · normal 0.93" (0.3–1.4)
Feb
Mar: 1.62" · normal 1.43" (0.8–2.1)
Mar
Apr: 2.18" · normal 2.53" (1.6–3.6)
Apr
May: 2.84" · normal 2.98" (1.7–4.1)
May
Jun: 1.06" (so far)· normal 2.87" (1.5–4.5)
Jun
Jul: normal 1.03" (0.3–2.4)
Jul
Aug: normal 0.97" (0.3–2.0)
Aug
Sep: normal 1.52" (0.5–2.6)
Sep
Oct: normal 1.76" (0.8–2.8)
Oct
Nov: normal 1.31" (0.7–2.4)
Nov
Dec: normal 1.10" (0.6–1.8)
Dec
Baseline 19912020 · Source: Open-Meteo01:25 PM
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
76°
43°
WED
79°
53°
THU
72°
52°
FRI
74°
51°
SAT
70°
47°
SUN
56°
46°
MON
66°
41°
TIME
TUE
3
NOW
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
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
SUN
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
TEMP
hourly forecast
75°
mild
75°
76°
76°
76°
75°
73°
69°
65°
63°
60°
58°
56°
55°
54°
54°
53°
56°
61°
62°
66°
70°
72°
75°
76°
79°
79°
79°
78°
76°
74°
71°
69°
68°
65°
61°
60°
58°
56°
54°
52°
55°
58°
60°
62°
63°
67°
72°
70°
67°
69°
57°
65°
65°
63°
57°
54°
54°
53°
53°
53°
53°
52°
52°
51°
54°
60°
66°
70°
74°
74°
73°
74°
74°
68°
65°
73°
73°
68°
59°
55°
52°
51°
51°
49°
49°
48°
48°
47°
51°
55°
60°
65°
67°
70°
64°
62°
58°
65°
66°
65°
63°
55°
51°
51°
51°
52°
51°
51°
50°
49°
48°
47°
47°
WIND
mph · gust · dir
9mph NNE
G 11 mph
9
G11
NNE
9
G11
NNE
12
G14
NNE
12
G15
NNE
13
G17
NE
13
G19
NE
12
G21
NNE
15
G23
NNE
10
G13
NNE
11
G15
N
11
G16
N
12
G18
N
11
G17
NNE
11
G16
NNE
11
G16
NNE
10
G16
NNE
7
G10
N
10
G15
NNE
2
SSW
1
G3
W
11
G13
NNE
15
G19
NNE
14
G17
NNE
14
G17
NNE
14
G18
NE
14
G19
NE
16
G21
NE
15
G21
NE
13
G20
NE
14
G22
ENE
15
G25
E
14
G21
E
13
G18
E
8
G9
NE
10
G13
N
10
G13
NNE
12
G15
NNE
11
G13
ENE
8
G9
ESE
5
SSE
4
G5
SSW
5
SSE
4
G7
SSW
12
G14
S
9
G13
S
9
G16
SSW
9
G17
WSW
13
G14
N
18
NE
12
NE
3
G7
E
4
G5
SE
1
G4
SSE
4
NE
5
G6
NNE
3
G4
NW
3
SW
5
SSW
5
SSW
5
SSW
6
SSW
6
SSW
7
SSW
8
SSW
7
G10
SSW
8
G16
SSW
10
G22
SSW
10
G28
SW
15
G27
SSW
15
G23
SW
16
G23
SW
18
G24
SW
18
G24
SW
20
G25
SSW
8
G25
S
14
G26
SSW
13
G21
WSW
5
G10
W
6
SSW
3
G4
SW
3
W
2
SSW
5
S
6
SSW
5
SSW
5
SSW
5
SSW
7
SSW
6
G8
SSW
6
G10
SSW
6
G10
SSW
7
G12
S
9
G13
SSW
9
G12
SSW
16
SW
9
G13
WSW
10
G20
S
15
G26
S
11
G16
SW
6
G11
NW
7
N
7
NE
6
G10
NE
4
G6
N
2
G3
N
6
G12
SSW
6
G12
S
5
G11
S
5
G12
S
7
G14
S
10
G17
SSW
13
G20
SSW
14
G21
SSW
PRECIP
chance %
0%
0%
1%
0%
0%
1%
1%
1%
0%
0%
1%
1%
1%
1%
1%
1%
1%
1%
1%
4%
1%
2%
2%
2%
3%
3%
7%
6%
11%
8%
19%
19%
19%
19%
19%
9%
9%
9%
9%
9%
9%
33%
33%
33%
33%
33%
33%
67%
67%
67%
67%
67%
67%
17%
17%
17%
17%
17%
17%
1%
1%
1%
1%
1%
1%
3%
3%
3%
3%
3%
3%
50%
50%
50%
50%
50%
50%
68%
68%
68%
68%
68%
68%
66%
66%
66%
66%
66%
66%
84%
84%
84%
84%
84%
84%
93%
93%
93%
93%
93%
93%
88%
88%
88%
88%
88%
88%
76%
76%
76%
76%
76%
76%
74%
CLOUDS
cover %
0%
clear
0%
100%
98%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
93%
100%
100%
70%
100%
100%
100%
14%
0%
27%
78%
98%
100%
0%
100%
92%
7%
19%
44%
88%
93%
100%
100%
100%
100%
100%
100%
100%
100%
100%
77%
97%
100%
23%
100%
100%
100%
100%
100%
87%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
64%
99%
100%
100%
20%
99%
10%
12%
100%
100%
65%
70%
100%
100%
100%
100%
100%
100%
100%
100%
100%
29%
73%
100%
7%
72%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
PRESSURE
hPa · trend
863
863860857858859855851852851849848848846844843845843843845
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
81
Temperature
Ideal
Wind
Calm
Pressure
Rising — Slow
Moon Phase
Good
DAYLIGHT
SUNRISE
05:38 AM
SUNSET
09:19 PM
15H 41M OF DAYLIGHT6H 22M REMAINING
MOON PHASE
First Quarter
60% illuminated

Station Location

45.4866, -111.6339
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-23 14:57 UTC
Site #06040800·USGS

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