Waterlands
Helena Test Coulee 2 River
USGS · 06666667
HELENA TEST COULEE 2 RIVER
USGS · 06666667LIVE

Helena Test Coulee 2

HELENA, MT46.6166°N, -112.0425°W
AIR TEMP
49°F
WIND
4mph SW
FISH INDEX
88SCORE / 100
EPIC · 5 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
cfs
No flow data available
Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

11.1in

≈ normal

11.1 in of precipitation so far this year — about average for this point in the season (normal 11.99 in).

YTD Total

11.1in

This year so far

Normal to Date

12.0in

30-yr average

Typical Range

9.4–15.2in

10th–90th pct YTD

Departure

-7%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 0.71" · normal 0.90" (0.6–1.3)
Jan
Feb: 1.16" · normal 0.92" (0.4–1.5)
Feb
Mar: 2.21" · normal 1.38" (0.8–2.2)
Mar
Apr: 1.66" · normal 2.33" (1.6–3.3)
Apr
May: 2.45" · normal 2.99" (1.9–4.0)
May
Jun: 2.91" (so far)· normal 3.55" (1.6–5.4)
Jun
Jul: normal 1.58" (0.5–3.4)
Jul
Aug: normal 1.40" (0.4–3.0)
Aug
Sep: normal 1.52" (0.6–2.2)
Sep
Oct: normal 1.49" (0.7–2.6)
Oct
Nov: normal 1.16" (0.5–1.8)
Nov
Dec: normal 1.05" (0.4–1.7)
Dec
Baseline 19912020 · Source: Open-Meteo04:12 AM
Your History · Helena Test Coulee 2

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Weather Conditions
WEATHER CONDITIONS
TODAY
55°
48°
MON
58°
47°
TUE
72°
53°
WED
77°
52°
THU
82°
52°
FRI
78°
54°
SAT
84°
51°
TIME
MON
4
NOW
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
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
TEMP
hourly forecast
47°
cool
47°
47°
48°
48°
49°
50°
51°
51°
53°
58°
58°
55°
56°
56°
55°
56°
55°
54°
54°
53°
53°
53°
53°
53°
53°
53°
53°
54°
55°
59°
61°
63°
65°
65°
63°
67°
69°
70°
72°
72°
70°
63°
59°
57°
55°
54°
54°
53°
53°
52°
52°
56°
62°
65°
68°
72°
72°
73°
77°
75°
76°
77°
75°
73°
70°
62°
57°
56°
55°
54°
54°
53°
53°
52°
52°
56°
61°
64°
67°
70°
72°
75°
80°
82°
81°
81°
80°
78°
74°
66°
63°
62°
61°
59°
57°
56°
55°
55°
54°
57°
64°
66°
69°
72°
74°
76°
78°
78°
77°
74°
71°
69°
66°
64°
WIND
mph · gust · dir
6mph S
G 15 mph
6
G15
S
6
G13
S
5
G11
SSE
3
G9
SSE
4
G5
SE
3
G7
ENE
3
G11
NNE
6
G24
WSW
12
G27
W
20
G33
W
21
G35
W
9
G22
W
11
G28
W
12
G29
W
11
G31
W
11
G31
W
10
G27
W
12
G30
W
11
G26
W
7
G24
W
2
G18
W
5
G19
W
8
G22
W
11
G24
WSW
9
G24
W
10
G22
W
4
G15
SW
5
G13
SW
5
G9
S
2
G9
WSW
2
G10
W
8
G11
W
8
G12
W
11
G16
W
10
G17
WNW
12
G18
W
11
G16
W
9
G12
W
8
G10
W
7
G8
WSW
4
G6
WSW
5
SW
7
SW
7
SW
7
SW
7
SW
7
SW
6
SW
5
SW
5
SW
5
SW
4
SSW
1
NE
4
NE
5
NE
4
G8
NE
3
G12
SSW
6
G16
WSW
11
G17
W
15
G16
W
10
G16
W
12
G15
W
8
G16
W
8
G11
NW
5
G6
N
6
ESE
4
G5
S
4
SW
3
G4
SW
3
G4
S
3
G4
SSW
3
G4
SW
3
SSW
3
SSW
3
G4
SSW
2
G4
SW
2
NE
4
NE
5
G6
NE
8
G9
NE
7
G10
NE
5
G11
NE
3
G13
NE
6
G14
WSW
11
G16
WSW
11
G18
WSW
10
G16
W
8
G14
WNW
8
G14
NW
4
WSW
5
SW
6
SW
5
SW
5
WSW
6
SW
5
SW
5
SW
5
SW
6
SW
4
SW
1
G2
NW
4
N
6
G8
NNW
7
G12
NNW
5
G14
NW
7
G15
WNW
10
G17
WNW
12
G17
WNW
12
G17
WNW
10
G16
WNW
8
G15
WNW
7
G13
NW
7
G11
NW
6
G9
WNW
PRECIP
chance %
65%
65%
78%
78%
67%
74%
56%
56%
66%
64%
58%
64%
51%
54%
50%
35%
25%
22%
20%
21%
19%
18%
18%
17%
12%
5%
4%
4%
2%
2%
2%
2%
2%
2%
47%
47%
47%
47%
47%
47%
39%
39%
39%
39%
39%
39%
12%
12%
12%
12%
12%
12%
33%
33%
33%
33%
33%
33%
68%
68%
68%
68%
68%
68%
37%
37%
37%
37%
37%
37%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
3%
19%
19%
19%
19%
19%
19%
4%
4%
4%
4%
4%
4%
6%
6%
6%
6%
6%
6%
7%
7%
7%
7%
7%
7%
48%
48%
48%
48%
48%
48%
40%
40%
40%
CLOUDS
cover %
100%
overcast
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
95%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
85%
38%
78%
100%
100%
100%
100%
100%
94%
37%
18%
22%
23%
96%
91%
16%
11%
0%
8%
47%
29%
96%
58%
19%
13%
12%
8%
100%
100%
16%
78%
7%
6%
5%
5%
5%
6%
9%
12%
12%
5%
7%
12%
42%
38%
6%
7%
8%
8%
9%
100%
100%
100%
73%
100%
100%
100%
100%
100%
93%
64%
100%
100%
100%
100%
74%
100%
100%
100%
43%
71%
59%
100%
100%
14%
15%
28%
56%
75%
70%
56%
45%
45%
49%
48%
PRESSURE
hPa · trend
870
870870874876877881880877877878877877877878876876877880880
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
88
Temperature
Cool
Wind
Calm
Pressure
Falling — Active
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:37 AM
SUNSET
09:25 PM
15H 48M OF DAYLIGHT17H 13M REMAINING
MOON PHASE
Full Moon
99% illuminated
PEAK ACTIVITY

Station Location

46.6166, -112.0425
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-29 04:12 UTC
Site #06666667·USGS

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