Waterlands
Madison River
USGS · 06038500
MADISON RIVER
USGS · 06038500LIVE

Madison River bl Hebgen Lake nr Grayling MT

GALLATIN COUNTY, MT44.8664°N, -111.3388°W Updated 16 hr ago
FLOW RATE
701cfs
AIR TEMP
61°F
WIND
4mph SE
FISH INDEX
88SCORE / 100
EPIC · 5 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 7 DAY
701cfs 32.4% vs avg
Optimal band: 637861 cfs
PERIOD HIGH
827cfs
PERIOD LOW
701cfs
RUNNABLE
100%
last 7 day in band
Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

11.2in

-24% vs normal

11.17 in of precipitation so far this year, 24% below the 30-year normal of 14.73 in for this point in the season.

YTD Total

11.2in

This year so far

Normal to Date

14.7in

30-yr average

Typical Range

10.5–18.3in

10th–90th pct YTD

Departure

-24%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 1.60" · normal 2.10" (1.1–3.1)
Jan
Feb: 2.10" · normal 1.99" (0.8–3.1)
Feb
Mar: 1.06" · normal 2.52" (1.1–3.8)
Mar
Apr: 3.45" · normal 2.86" (1.8–3.9)
Apr
May: 1.44" · normal 2.93" (1.6–4.2)
May
Jun: 1.52" (so far)· normal 2.76" (1.2–4.9)
Jun
Jul: normal 1.35" (0.6–2.3)
Jul
Aug: normal 1.24" (0.4–2.5)
Aug
Sep: normal 1.71" (0.6–2.6)
Sep
Oct: normal 2.22" (1.4–3.4)
Oct
Nov: normal 2.27" (1.1–3.5)
Nov
Dec: normal 2.40" (1.2–3.4)
Dec
Baseline 19912020 · Source: Open-Meteo02:50 PM
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
75°
40°
WED
78°
52°
THU
68°
48°
FRI
68°
47°
SAT
63°
43°
SUN
48°
37°
MON
57°
35°
TIME
TUE
4
NOW
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
8
am
9
am
TEMP
hourly forecast
75°
mild
75°
75°
75°
74°
72°
66°
61°
58°
56°
55°
54°
53°
53°
52°
52°
54°
57°
61°
63°
66°
72°
73°
77°
78°
78°
78°
69°
70°
69°
67°
62°
59°
58°
59°
59°
57°
53°
50°
48°
50°
52°
55°
56°
54°
62°
61°
68°
61°
55°
53°
60°
59°
57°
53°
52°
52°
49°
48°
48°
48°
48°
47°
47°
50°
53°
56°
61°
62°
64°
64°
65°
68°
66°
64°
64°
62°
58°
58°
53°
50°
46°
45°
46°
46°
46°
44°
43°
46°
50°
52°
53°
54°
49°
47°
48°
59°
61°
58°
63°
59°
55°
48°
46°
45°
45°
43°
42°
41°
40°
39°
38°
38°
38°
38°
WIND
mph · gust · dir
6mph WNW
G 15 mph
6
G15
WNW
7
G16
NW
7
G18
NW
7
G15
NNW
5
G7
N
6
G15
NE
5
G12
NW
5
G13
NNW
4
G11
NNW
3
G8
NNW
3
G7
N
6
G11
E
3
G6
ESE
2
G8
NE
4
G5
WNW
1
SE
6
G7
WSW
3
WSW
4
G6
SW
3
G5
WSW
3
G5
SW
7
G17
SW
6
G16
WSW
6
G17
WNW
5
G19
NNW
7
G8
WSW
9
G10
WSW
1
SSW
4
G7
NE
4
G13
NE
6
G13
N
5
NW
5
WNW
4
G5
NW
1
G4
W
4
W
6
SSW
5
SSE
3
ESE
2
E
2
ESE
4
SSW
5
G8
WSW
2
G4
SE
9
G23
WSW
7
G18
WSW
3
G16
W
8
G11
SSW
8
G16
SW
4
G8
NW
4
G9
NW
4
G7
NNW
4
SE
3
E
4
NE
3
NE
3
NE
3
NNE
2
NE
2
ENE
1
NE
1
G2
N
1
NNE
1
SE
2
G3
SSE
5
G8
SSW
4
G17
WSW
11
G28
SSW
10
G33
SSW
12
G26
SW
9
G37
SW
14
G34
SW
15
G32
WSW
10
G39
WSW
14
G33
SSW
15
G31
SW
10
G25
SSW
6
G19
SSW
7
G24
SSE
4
G6
SE
2
ESE
2
S
3
S
3
G4
S
3
G7
SSW
4
G5
SSE
3
SSE
3
G9
SE
5
G14
S
7
G17
S
7
G13
S
8
G13
S
8
SE
4
ESE
1
G7
ENE
5
G17
SSW
7
G26
WSW
6
G13
SSW
5
G16
SW
10
G17
SSW
6
G11
SW
4
G9
S
3
SE
3
G4
S
6
G9
S
6
G9
S
5
G9
SSE
5
G9
SSE
4
G8
S
4
G7
S
4
G7
SSW
5
G8
SSW
5
G10
SSW
6
G13
SSW
PRECIP
chance %
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
2%
2%
1%
1%
2%
2%
3%
6%
11%
20%
12%
11%
7%
31%
31%
31%
6%
6%
6%
6%
6%
6%
41%
41%
41%
41%
41%
41%
72%
72%
72%
72%
72%
72%
8%
8%
8%
8%
8%
8%
1%
1%
1%
1%
1%
1%
6%
6%
6%
6%
6%
6%
32%
32%
32%
32%
32%
32%
51%
51%
51%
51%
51%
51%
45%
45%
45%
45%
45%
45%
85%
85%
85%
85%
85%
85%
93%
93%
93%
93%
93%
93%
81%
81%
81%
81%
81%
81%
68%
68%
68%
68%
68%
68%
68%
68%
68%
CLOUDS
cover %
0%
clear
0%
0%
24%
4%
96%
82%
100%
100%
100%
100%
100%
100%
98%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
17%
100%
100%
100%
74%
98%
0%
18%
100%
100%
83%
0%
6%
25%
90%
25%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
19%
100%
100%
100%
100%
100%
94%
100%
100%
100%
100%
100%
99%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
5%
11%
21%
73%
100%
100%
100%
100%
100%
100%
32%
99%
100%
5%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
PRESSURE
hPa · trend
809
809804803805805801798798796795794794792792791792791791790
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
88
Temperature
Ideal
Wind
Calm
Pressure
Stable
Moon Phase
Good
DAYLIGHT
SUNRISE
05:39 AM
SUNSET
09:15 PM
15H 36M OF DAYLIGHT4H 51M REMAINING
MOON PHASE
First Quarter
61% illuminated

Station Location

44.8664, -111.3388
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-23 16:24 UTC
Site #06038500·USGS

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