Waterlands
Grande Ronde River
USGS · 13333000
GRANDE RONDE RIVER
USGS · 13333000LIVE

GRANDE RONDE RIVER AT TROY, OR

WALLOWA COUNTY, OR45.9457°N, -117.4510°W Updated 1 hr ago
FLOW RATE
564cfs
GAUGE HT
3.99ft
WATER TEMP
64°F
AIR TEMP
88°F
WIND
6mph ENE
FISH INDEX
69SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 YEAR
564cfs 14.1% vs avg
Optimal band: 1,148–1,552 cfs
PERIOD HIGH
13,574cfs
PERIOD LOW
414cfs
RUNNABLE
8%
last 1 year in band

Gauge Height

3.99ft

Water Temperature

64.0°F
Weather Map

Loading weather map…

Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

13.0in

-18% vs normal

13.01 in of precipitation so far this year, 18% below the 30-year normal of 15.93 in for this point in the season.

YTD Total

13.0in

This year so far

Normal to Date

15.9in

30-yr average

Typical Range

12.7–20.0in

10th–90th pct YTD

Departure

-18%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 1.29" · normal 2.98" (1.7–4.4)
Jan
Feb: 2.61" · normal 2.49" (1.1–4.2)
Feb
Mar: 3.46" · normal 2.93" (1.5–5.0)
Mar
Apr: 3.44" · normal 2.61" (1.4–3.4)
Apr
May: 0.89" · normal 2.72" (1.4–4.3)
May
Jun: 1.25" · normal 1.86" (0.9–2.9)
Jun
Jul: 0.07" (so far)· normal 0.64" (0.1–1.7)
Jul
Aug: normal 0.67" (0.1–1.5)
Aug
Sep: normal 0.95" (0.1–1.9)
Sep
Oct: normal 2.09" (0.9–3.2)
Oct
Nov: normal 3.11" (1.4–5.1)
Nov
Dec: normal 3.49" (1.9–5.0)
Dec
Baseline 1991–2020 · Source: Open-Meteo01:46 UTC
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Weather Conditions
WEATHER CONDITIONS
TODAY
88°
72°
WED
98°
70°
THU
104°
71°
FRI
99°
65°
SAT
104°
65°
SUN
104°
65°
MON
102°
72°
TIME
WED
2
NOW
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
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
TEMP
hourly forecast
73°
mild
73°
72°
71°
70°
70°
76°
81°
85°
89°
92°
94°
96°
97°
98°
98°
97°
96°
95°
90°
85°
83°
81°
81°
80°
78°
77°
76°
75°
74°
78°
84°
87°
88°
92°
97°
99°
101°
103°
104°
97°
93°
91°
83°
76°
73°
71°
70°
68°
67°
66°
65°
65°
65°
70°
75°
81°
87°
90°
93°
96°
97°
99°
99°
99°
95°
92°
81°
73°
70°
68°
68°
67°
66°
65°
65°
65°
65°
71°
77°
83°
89°
94°
98°
101°
103°
104°
103°
101°
98°
94°
84°
77°
74°
71°
70°
68°
67°
67°
66°
65°
66°
72°
79°
86°
92°
97°
100°
102°
103°
104°
104°
102°
WIND
mph · gust · dir
4mph SW
4
SW
5
SW
5
SW
6
SW
6
SW
5
G7
SW
6
G12
SSW
4
G8
SW
3
G5
SE
6
G8
ENE
7
G9
ENE
9
ENE
7
G10
ENE
10
G11
E
12
G13
ENE
13
G14
ENE
10
G12
ENE
11
G15
ENE
9
G17
ENE
7
G9
NE
6
G7
NNE
7
G8
NNE
5
NNE
2
N
2
NW
2
G3
WNW
1
WNW
2
WSW
1
G2
SSW
1
G2
SSW
2
G3
SW
8
G15
WSW
5
G7
SW
4
G7
WSW
2
G4
NW
5
G7
NNW
4
G8
NW
5
G15
ENE
5
G15
E
7
G11
N
7
G10
NNW
4
G9
WNW
5
WNW
4
G5
WNW
3
G4
WNW
3
WNW
3
WNW
3
W
4
W
3
W
2
G3
WNW
2
WNW
2
W
1
SW
1
S
2
E
2
E
3
E
3
G4
E
4
G5
ENE
5
G6
ENE
5
G7
ENE
6
G7
ENE
8
ENE
9
NE
6
NE
4
NE
4
NNW
4
WNW
3
WNW
2
W
3
WSW
3
W
4
W
4
WSW
3
WSW
3
WSW
3
SW
2
SW
3
SSW
3
SSW
2
G3
SSE
3
G4
SE
3
G6
SE
3
G8
ESE
2
G10
ESE
3
G12
NW
6
G8
NW
5
G7
NNW
4
G7
NW
4
NW
4
NW
3
WNW
3
WNW
3
W
3
W
3
W
4
W
3
W
3
W
3
W
3
WSW
3
SW
2
SSW
1
G2
SE
3
ESE
4
G5
E
5
G7
E
5
G9
E
6
G9
ENE
8
NE
10
NNE
PRECIP
chance %
1%
1%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
2%
1%
1%
1%
1%
1%
1%
1%
1%
2%
2%
2%
2%
2%
2%
17%
17%
17%
17%
17%
17%
17%
17%
17%
17%
17%
17%
6%
6%
6%
6%
6%
6%
1%
1%
1%
1%
1%
1%
4%
4%
4%
4%
4%
4%
7%
7%
7%
7%
7%
7%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
CLOUDS
cover %
0%
clear
0%
0%
0%
12%
1%
7%
5%
1%
2%
0%
0%
2%
1%
0%
5%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
43%
74%
50%
21%
0%
0%
0%
0%
30%
100%
95%
7%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
11%
77%
7%
0%
0%
0%
0%
0%
0%
0%
5%
0%
0%
5%
5%
6%
100%
100%
0%
0%
0%
55%
5%
57%
10%
5%
64%
6%
7%
5%
0%
5%
5%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
2%
4%
6%
9%
20%
PRESSURE
hPa · trend
959
959962962958956954949950955956953952955957954953956958954
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
69
Temperature
Too Hot
Wind
Light
Pressure
Stable
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:13 AM
SUNSET
08:37 PM
15H 24M OF DAYLIGHT
MOON PHASE
New Moon
0% illuminated
PEAK ACTIVITY

Station Location

45.9457, -117.4510
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-15 00:00 UTC
Site #13333000·USGS

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