Waterlands
Gallatin River
USGS · 06043500
GALLATIN RIVER
USGS · 06043500LIVE

Gallatin River near Gallatin Gateway, MT

GALLATIN COUNTY, MT45.4973°N, -111.2707°W Updated 16 hr ago
FLOW RATE
1,111cfs
AIR TEMP
57°F
WIND
6mph NNE
FISH INDEX
81SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 30 DAY
1,111cfs 46.9% vs avg
Optimal band: 1,3301,800 cfs
PERIOD HIGH
2,797cfs
PERIOD LOW
1,111cfs
RUNNABLE
23%
last 30 day in band
Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

9.6in

-39% vs normal

9.57 in of precipitation so far this year, 39% below the 30-year normal of 15.72 in for this point in the season.

YTD Total

9.6in

This year so far

Normal to Date

15.7in

30-yr average

Typical Range

13.2–18.6in

10th–90th pct YTD

Departure

-39%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 0.41" · normal 1.29" (0.9–1.9)
Jan
Feb: 0.66" · normal 1.36" (0.6–2.1)
Feb
Mar: 2.07" · normal 2.13" (1.3–3.3)
Mar
Apr: 2.73" · normal 3.55" (2.6–5.0)
Apr
May: 2.66" · normal 3.86" (2.1–5.6)
May
Jun: 1.03" (so far)· normal 4.13" (2.4–6.8)
Jun
Jul: normal 1.76" (0.6–3.7)
Jul
Aug: normal 1.68" (0.5–3.5)
Aug
Sep: normal 2.19" (1.0–3.6)
Sep
Oct: normal 2.50" (1.6–3.5)
Oct
Nov: normal 1.77" (1.0–3.2)
Nov
Dec: normal 1.48" (0.7–2.2)
Dec
Baseline 19912020 · Source: Open-Meteo02:50 PM
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
74°
42°
WED
75°
47°
THU
67°
50°
FRI
70°
52°
SAT
66°
47°
SUN
55°
46°
MON
63°
42°
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
74°
mild
74°
74°
74°
73°
72°
66°
62°
59°
56°
54°
53°
51°
49°
48°
47°
51°
55°
62°
63°
65°
67°
69°
71°
74°
75°
75°
74°
73°
71°
66°
62°
59°
57°
55°
54°
52°
51°
50°
50°
54°
58°
59°
62°
63°
65°
67°
62°
60°
64°
59°
63°
63°
60°
55°
54°
54°
53°
52°
52°
52°
52°
52°
52°
55°
61°
67°
67°
69°
70°
70°
70°
70°
65°
64°
69°
69°
66°
59°
55°
52°
51°
49°
49°
49°
48°
47°
47°
51°
56°
60°
62°
65°
66°
63°
62°
54°
58°
65°
65°
60°
54°
52°
52°
51°
51°
50°
48°
47°
47°
47°
47°
47°
47°
47°
WIND
mph · gust · dir
8mph NNE
G 9 mph
8
G9
NNE
8
G9
NNE
9
G10
NNE
9
G10
NE
7
G9
NE
7
G14
NNE
6
G22
E
5
G20
NE
7
G15
NNE
7
G8
N
5
NNW
5
NW
6
NW
5
G7
WNW
5
WNW
4
G7
WSW
1
E
8
NNW
8
G9
NE
10
G11
NNE
10
G11
NE
10
G11
NE
10
G11
NE
10
G12
NE
11
G13
NE
14
G16
NE
14
G16
ENE
14
G18
ENE
10
G15
E
8
G20
E
8
G14
NNE
8
N
6
G8
N
4
NW
5
NW
6
NW
6
G7
W
5
WSW
5
SSW
4
S
3
WSW
1
G2
NW
6
G9
WSW
3
G6
WSW
4
G8
W
7
G14
WNW
9
G13
NNW
9
NNE
8
NNE
5
G6
N
4
G5
SE
1
G3
ESE
3
N
2
NE
5
SSE
6
S
6
S
7
S
7
S
7
S
7
S
7
S
7
S
7
G8
S
5
G8
S
6
G17
SSW
12
G22
WSW
11
G21
SSW
11
G24
SW
15
G26
SW
15
G26
WSW
16
G18
WSW
13
G16
SW
8
G25
S
9
G29
SW
8
G25
SSW
6
G11
WSW
2
G5
NW
4
SE
5
SSE
6
S
6
SSW
6
SSW
5
SSW
4
S
5
S
7
S
6
G7
S
3
G6
SSW
3
G6
WNW
2
G6
NNW
3
G7
NE
4
G8
ENE
5
G11
SSE
3
G11
SSW
4
G10
W
6
G19
SW
5
G25
W
8
G21
NW
9
G10
N
8
N
3
G4
N
2
G4
SE
3
N
4
G6
SE
4
G5
SE
4
G5
SSE
4
G5
SSE
4
G5
S
4
G6
SW
5
G7
SW
5
G7
SW
4
G6
SW
5
G7
SW
PRECIP
chance %
0%
0%
0%
1%
1%
1%
1%
0%
0%
0%
0%
1%
1%
1%
1%
1%
3%
2%
2%
3%
2%
2%
2%
3%
3%
5%
5%
5%
10%
12%
4%
17%
17%
17%
11%
11%
11%
11%
11%
11%
37%
37%
37%
37%
37%
37%
70%
70%
70%
70%
70%
70%
18%
18%
18%
18%
18%
18%
0%
0%
0%
0%
0%
0%
2%
2%
2%
2%
2%
2%
48%
48%
48%
48%
48%
48%
69%
69%
69%
69%
69%
69%
63%
63%
63%
63%
63%
63%
87%
87%
87%
87%
87%
87%
94%
94%
94%
94%
94%
94%
87%
87%
87%
87%
87%
87%
77%
77%
77%
77%
77%
77%
73%
73%
73%
CLOUDS
cover %
1%
clear
1%
89%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
0%
100%
100%
100%
31%
0%
31%
66%
19%
4%
5%
88%
89%
99%
100%
100%
100%
100%
100%
100%
100%
100%
100%
11%
100%
68%
67%
100%
100%
100%
100%
95%
92%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
81%
100%
100%
100%
14%
15%
43%
100%
100%
5%
5%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
14%
12%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
PRESSURE
hPa · trend
849
849846842846846841837839837836834834832831830832829832830
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
81
Temperature
Ideal
Wind
Light
Pressure
Stable
Moon Phase
Good
DAYLIGHT
SUNRISE
05:36 AM
SUNSET
09:17 PM
15H 41M OF DAYLIGHT4H 52M REMAINING
MOON PHASE
First Quarter
61% illuminated

Station Location

45.4973, -111.2707
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-23 16:25 UTC
Site #06043500·USGS

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