WaterLands
Flathead River
USGS · 12388700
FLATHEAD RIVER
USGS · 12388700LIVE

Flathead River at Perma MT

MONTANA47.3668°N, -114.5850°W Updated 17 hr ago
FLOW RATE
45,792cfs
AIR TEMP
71°F
WIND
7mph WSW
FISH INDEX
75SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 7 DAY
45,792cfs 61.4% vs avg
Optimal band: 40,07754,221 cfs
PERIOD HIGH
48,607cfs
PERIOD LOW
35,440cfs
RUNNABLE
75%
last 7 day in band
Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

10.9in

≈ normal

10.86 in of precipitation so far this year — about average for this point in the season (normal 10.54 in).

YTD Total

10.9in

This year so far

Normal to Date

10.5in

30-yr average

Typical Range

8.3–13.0in

10th–90th pct YTD

Departure

+3%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 0.67" · normal 1.94" (1.2–3.0)
Jan
Feb: 1.34" · normal 1.70" (0.6–3.0)
Feb
Mar: 3.48" · normal 2.01" (1.1–3.6)
Mar
Apr: 1.93" · normal 2.13" (1.3–3.0)
Apr
May: 2.79" · normal 2.31" (1.2–3.3)
May
Jun: 0.65" (so far)· normal 2.44" (1.2–3.6)
Jun
Jul: normal 0.75" (0.2–1.3)
Jul
Aug: normal 0.78" (0.1–1.6)
Aug
Sep: normal 1.09" (0.3–1.9)
Sep
Oct: normal 1.81" (0.6–2.9)
Oct
Nov: normal 2.22" (1.0–3.7)
Nov
Dec: normal 2.14" (1.2–3.2)
Dec
Baseline 19912020 · Source: Open-Meteo05:50 PM
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
75°
49°
SAT
63°
51°
SUN
60°
45°
MON
68°
45°
TUE
63°
50°
WED
59°
47°
THU
60°
46°
TIME
FRI
6
NOW
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
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
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
TEMP
hourly forecast
72°
mild
72°
71°
69°
65°
63°
60°
59°
57°
57°
56°
55°
55°
54°
54°
55°
56°
58°
60°
62°
63°
63°
63°
63°
63°
63°
61°
59°
57°
53°
51°
52°
50°
49°
48°
47°
47°
47°
45°
46°
49°
52°
53°
55°
57°
58°
58°
59°
59°
59°
60°
58°
53°
49°
47°
47°
46°
46°
46°
46°
47°
45°
48°
53°
57°
59°
62°
64°
64°
66°
66°
68°
68°
67°
65°
61°
57°
55°
54°
54°
54°
54°
53°
52°
52°
52°
52°
52°
54°
56°
55°
59°
60°
63°
62°
59°
62°
62°
59°
59°
55°
51°
50°
49°
48°
47°
47°
48°
48°
49°
50°
50°
51°
53°
WIND
mph · gust · dir
14mph W
G 23 mph
14
G23
W
12
G19
W
10
G17
W
2
G16
NNE
4
G15
S
4
G11
SSW
4
G13
W
4
G13
S
5
G14
SSW
4
G15
SSW
6
G17
SSW
5
G19
SSW
4
G21
SW
3
G22
SW
12
G25
WSW
16
G26
WSW
16
G24
WSW
15
G22
W
13
G17
W
13
G18
W
16
G22
W
17
G24
W
17
G23
W
16
G23
W
15
G22
W
16
G24
W
13
G22
W
8
G18
W
4
G17
WNW
5
G17
WSW
5
G15
WSW
5
G14
WSW
5
G11
W
4
G9
SW
5
G10
WSW
5
G11
SW
5
G8
SSW
8
SSW
6
SW
6
SW
8
WSW
12
WSW
15
WSW
16
G17
WSW
19
W
20
G21
W
20
G22
WSW
19
G21
WSW
14
G23
WSW
15
G26
W
11
G23
WSW
6
G11
WSW
6
SSW
6
SSW
6
SSW
6
SSW
5
SSW
5
G6
SSW
5
G7
SW
4
G6
SW
4
G6
SW
4
G9
SW
4
G7
WSW
6
G11
WSW
14
G20
WSW
14
G19
WSW
12
G17
WSW
10
G14
W
10
G13
W
9
G15
WNW
9
G14
WNW
8
G15
NW
6
G11
NNW
1
G11
W
4
SSE
6
SSW
5
SSW
3
S
3
S
3
G4
S
3
G5
S
4
G7
SSW
4
G6
SSW
4
G5
SW
3
G4
SW
4
SSW
4
G5
SSW
4
G6
SW
5
G6
SW
5
G10
SW
9
G10
SW
8
G11
SW
9
G11
WSW
11
WSW
9
WSW
9
WSW
8
G10
WSW
7
G11
WSW
5
G11
WSW
4
WSW
6
SW
7
SW
7
SW
7
SW
7
SW
6
SW
6
SW
7
WSW
7
WSW
7
WSW
8
WSW
8
WSW
8
WSW
PRECIP
chance %
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
3%
5%
9%
7%
9%
16%
14%
15%
12%
6%
4%
4%
3%
2%
2%
2%
2%
2%
1%
0%
0%
6%
6%
6%
6%
6%
6%
35%
35%
35%
35%
35%
35%
52%
52%
52%
52%
52%
52%
9%
9%
9%
9%
9%
9%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
7%
7%
7%
7%
7%
7%
14%
14%
14%
14%
14%
14%
27%
27%
27%
27%
27%
27%
52%
52%
52%
52%
52%
52%
39%
39%
39%
39%
39%
39%
19%
19%
19%
19%
19%
19%
23%
23%
23%
23%
CLOUDS
cover %
100%
overcast
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
12%
3%
0%
0%
0%
0%
0%
0%
2%
20%
100%
100%
100%
100%
100%
100%
99%
100%
100%
100%
100%
100%
100%
100%
43%
7%
100%
100%
100%
42%
7%
7%
5%
0%
100%
100%
100%
100%
100%
100%
100%
100%
100%
54%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
37%
58%
48%
60%
100%
100%
100%
100%
100%
88%
100%
100%
100%
100%
92%
100%
100%
100%
100%
100%
100%
100%
100%
PRESSURE
hPa · trend
923
923921921925925926923922923923920919918917918920919922925
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
75
Temperature
Warm
Wind
Light
Pressure
Falling — Active
Moon Phase
Average
DAYLIGHT
SUNRISE
05:43 AM
SUNSET
09:30 PM
15H 47M OF DAYLIGHT3H 40M REMAINING
MOON PHASE
Waning Gibbous
72% illuminated

Station Location

47.3668, -114.5850
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-05 17:50 UTC
Site #12388700·USGS

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