WaterLands
Green River
USGS · 12105900
GREEN RIVER
USGS · 12105900LIVE

GREEN RIVER BELOW HOWARD A HANSON DAM, WA

WASHINGTON47.2837°N, -121.7979°W Updated 37 min ago
FLOW RATE
345cfs
GAUGE HT
4.55ft
AIR TEMP
54°F
WIND
5mph W
FISH INDEX
75SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
345cfs 60.7% vs avg
Optimal band: 293397 cfs
PERIOD HIGH
345cfs
PERIOD LOW
345cfs
RUNNABLE
100%
last 1 day in band

Gauge Height

4.55ft
Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

31.8in

-16% vs normal

31.84 in of precipitation so far this year, 16% below the 30-year normal of 37.77 in for this point in the season.

YTD Total

31.8in

This year so far

Normal to Date

37.8in

30-yr average

Typical Range

30.1–47.9in

10th–90th pct YTD

Departure

-16%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 5.86" · normal 10.43" (6.7–14.5)
Jan
Feb: 4.48" · normal 7.65" (3.4–12.8)
Feb
Mar: 13.50" · normal 7.96" (5.0–12.4)
Mar
Apr: 4.17" · normal 6.33" (2.8–9.4)
Apr
May: 3.40" · normal 4.74" (2.7–6.6)
May
Jun: 0.43" (so far)· normal 3.93" (2.2–5.8)
Jun
Jul: normal 1.51" (0.5–2.9)
Jul
Aug: normal 1.69" (0.5–2.8)
Aug
Sep: normal 3.87" (0.9–6.9)
Sep
Oct: normal 7.57" (3.4–10.8)
Oct
Nov: normal 11.08" (5.5–16.0)
Nov
Dec: normal 10.42" (7.3–15.1)
Dec
Baseline 19912020 · Source: Open-Meteo07:07 PM
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
55°
48°
SAT
52°
45°
SUN
59°
43°
MON
61°
47°
TUE
51°
47°
WED
57°
47°
THU
72°
43°
TIME
FRI
7
NOW
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
11
am
TEMP
hourly forecast
50°
mild
50°
50°
49°
48°
48°
47°
46°
46°
45°
45°
45°
46°
46°
47°
48°
48°
49°
51°
51°
52°
51°
50°
50°
48°
50°
50°
48°
47°
46°
47°
46°
45°
44°
43°
43°
43°
43°
44°
45°
46°
47°
47°
50°
53°
58°
59°
59°
58°
56°
53°
49°
49°
48°
48°
47°
47°
47°
47°
47°
47°
47°
48°
48°
50°
50°
50°
53°
56°
57°
61°
61°
59°
57°
54°
52°
51°
51°
50°
50°
49°
49°
49°
49°
49°
49°
49°
49°
50°
50°
50°
51°
49°
48°
48°
48°
48°
48°
48°
47°
47°
47°
47°
47°
47°
47°
47°
47°
47°
47°
48°
48°
49°
50°
WIND
mph · gust · dir
9mph WNW
G 18 mph
9
G18
WNW
6
G16
W
5
G16
WNW
4
G15
W
7
G19
W
7
G19
WNW
6
G16
WNW
5
G17
WNW
5
G17
W
3
G15
WNW
5
G15
W
2
G15
WSW
4
G14
WSW
5
G14
WSW
7
G14
WSW
7
G14
WSW
7
G14
WSW
7
G13
W
7
G12
W
7
G12
WNW
10
G14
WNW
7
G11
NW
7
G11
W
8
G10
NW
3
G8
WNW
5
G9
NW
3
G10
NW
4
G12
NW
5
G15
NW
4
G13
NW
4
G12
NW
5
G11
NW
4
G8
NW
3
G8
NW
2
G7
W
2
G5
SW
3
G6
WSW
2
G4
W
3
G5
W
2
G5
WNW
3
G4
NW
3
NNW
3
NNW
3
G6
NW
5
G6
WNW
6
WNW
6
WNW
6
WNW
4
G7
WNW
3
WNW
1
G3
WSW
3
SE
2
SSE
3
WSW
2
G5
S
2
G6
ESE
3
G8
SE
2
G9
SSE
4
G7
SE
4
G8
SE
4
ESE
4
SE
4
ESE
3
SE
3
G5
E
4
G5
ESE
1
G4
E
3
WNW
5
G6
WNW
5
G7
WNW
5
G7
WNW
5
G10
WNW
5
G7
WNW
3
G6
W
3
W
2
WSW
3
WSW
3
WSW
3
G4
WSW
3
G5
WSW
2
G5
WSW
3
G7
W
3
G5
WNW
3
G7
WNW
3
G10
W
3
G12
W
3
G17
W
3
G18
WNW
4
G10
W
3
G8
NW
6
WNW
5
W
4
G5
W
4
G8
W
3
G7
W
3
G18
W
3
G6
W
3
G6
W
3
G7
W
3
G8
W
3
G9
WSW
3
G8
W
3
G6
W
3
G5
W
3
G4
W
3
W
3
W
3
W
3
G4
W
4
G5
W
4
G5
W
4
G6
WNW
4
G7
WNW
PRECIP
chance %
39%
39%
27%
23%
27%
17%
16%
26%
23%
19%
21%
27%
26%
35%
31%
28%
34%
36%
42%
43%
40%
44%
57%
46%
51%
42%
35%
28%
20%
17%
13%
13%
13%
13%
13%
13%
1%
1%
1%
1%
1%
1%
3%
3%
3%
3%
3%
3%
2%
2%
2%
2%
2%
2%
29%
29%
29%
29%
29%
29%
32%
32%
32%
32%
32%
32%
46%
46%
46%
46%
46%
46%
69%
69%
69%
69%
69%
69%
57%
57%
57%
57%
57%
57%
56%
56%
56%
56%
56%
56%
73%
73%
73%
73%
73%
73%
74%
74%
74%
74%
74%
74%
46%
46%
46%
46%
46%
46%
31%
31%
31%
31%
31%
31%
CLOUDS
cover %
100%
overcast
100%
46%
100%
100%
98%
73%
100%
100%
100%
100%
100%
82%
100%
100%
97%
100%
100%
100%
100%
100%
100%
100%
100%
100%
57%
6%
6%
21%
98%
100%
34%
4%
45%
40%
91%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
95%
69%
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%
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%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
PRESSURE
hPa · trend
975
975974975976977978975975970969968967964967969971974976978
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
75
Temperature
Ideal
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:12 AM
SUNSET
08:59 PM
15H 47M OF DAYLIGHT1H 52M REMAINING
MOON PHASE
Waning Gibbous
71% illuminated

Station Location

47.2837, -121.7979
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-05 19:07 UTC
Site #12105900·USGS

Create a free account to save favorites, set flow alerts, and track conditions