Waterlands
Huasna R nr Arroyo Grande Ca River
USGS · 11137900
HUASNA R NR ARROYO GRANDE CA RIVER
USGS · 11137900LIVE

HUASNA R NR ARROYO GRANDE CA

SAN LUIS OBISPO COUNTY, CA35.0777°N, -120.3718°W Updated 10 hr ago
FLOW RATE
1cfs
AIR TEMP
56°F
WIND
2mph WSW
FISH INDEX
88SCORE / 100
EPIC · 5 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 30 DAY
1cfs 48.5% vs avg
Optimal band: 1–1 cfs
PERIOD HIGH
2cfs
PERIOD LOW
1cfs
RUNNABLE
84%
last 30 day in band
Precipitation History
Your History · HUASNA R NR ARROYO GRANDE CA

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Weather Conditions
WEATHER CONDITIONS
TODAY
70°
53°
TUE
72°
48°
WED
74°
49°
THU
77°
48°
FRI
79°
50°
SAT
80°
51°
SUN
82°
53°
TIME
MON
11
NOW
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
10
pm
11
pm
SAT
12
am
1
am
2
am
TEMP
hourly forecast
67°
mild
67°
68°
70°
70°
69°
69°
65°
64°
61°
57°
56°
55°
55°
55°
54°
52°
50°
48°
49°
50°
52°
58°
63°
67°
71°
71°
72°
72°
71°
70°
68°
66°
63°
60°
56°
53°
52°
50°
50°
49°
49°
50°
50°
50°
52°
57°
63°
68°
72°
74°
74°
72°
71°
70°
69°
65°
62°
58°
53°
52°
51°
50°
50°
50°
49°
49°
48°
48°
52°
58°
63°
69°
73°
75°
77°
75°
74°
73°
71°
68°
64°
59°
53°
52°
52°
51°
51°
51°
50°
50°
50°
50°
54°
60°
66°
71°
75°
78°
79°
78°
77°
75°
73°
69°
64°
60°
57°
55°
54°
53°
53°
52°
WIND
mph · gust · dir
9mph SW
G 10 mph
9
G10
SW
9
G11
WSW
10
G13
WSW
11
G14
W
10
G12
W
10
G11
W
9
G11
W
7
G8
W
9
G11
W
7
G9
WNW
4
G5
W
3
WNW
1
NNW
1
E
2
S
3
G4
WSW
4
G5
WSW
5
G6
WSW
1
G4
E
4
G5
E
1
G5
SW
3
G5
SSW
4
G5
SW
5
G6
WSW
6
G7
WSW
9
G10
W
10
G11
W
11
G13
W
10
G12
W
10
G11
W
10
G12
WNW
9
G11
WNW
8
G9
WNW
6
G7
WNW
5
G6
W
2
G3
W
1
G2
S
2
SE
2
SSE
1
SE
2
ESE
2
ENE
2
E
1
E
0
G1
S
1
G2
SW
4
WSW
5
WSW
7
WSW
9
WSW
10
WSW
11
WSW
10
WSW
9
WSW
8
WSW
7
WSW
6
WSW
4
G6
WSW
2
G3
W
1
G2
NW
1
SW
0
G1
W
1
E
2
E
1
SE
1
SE
2
E
2
ESE
1
NE
1
SW
4
WSW
6
SW
7
SW
8
G9
WSW
10
WSW
10
G11
WSW
8
G9
WSW
8
WSW
7
WSW
7
WSW
6
WSW
4
G5
WSW
2
G3
WSW
0
G1
S
1
SSE
1
SE
2
SSE
2
ESE
2
ESE
2
ESE
2
SE
2
E
1
SE
3
SSW
4
SW
6
SW
7
SW
7
WSW
9
WSW
9
WSW
9
WSW
8
WSW
7
WSW
6
WSW
5
WSW
3
G4
WSW
2
G3
SW
2
SSW
2
S
2
SSE
1
SE
1
SE
PRECIP
chance %
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
CLOUDS
cover %
7%
clear
7%
5%
4%
3%
3%
4%
7%
8%
14%
18%
63%
100%
64%
49%
33%
7%
11%
17%
100%
100%
86%
36%
3%
3%
3%
3%
2%
3%
3%
4%
5%
4%
6%
9%
26%
14%
39%
22%
25%
40%
47%
41%
24%
9%
2%
3%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
12%
17%
1%
0%
22%
23%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
5%
0%
1%
28%
4%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
2%
8%
16%
27%
PRESSURE
hPa · trend
986
986985987986989988987986987986987986988987989989990989991
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
88
Temperature
Ideal
Wind
Calm
Pressure
Rising — Slow
Moon Phase
Peak Activity
DAYLIGHT
SUNRISE
05:50 AM
SUNSET
08:19 PM
14H 29M OF DAYLIGHT9H 27M REMAINING
MOON PHASE
Full Moon
100% illuminated
PEAK ACTIVITY

Station Location

35.0777, -120.3718
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-29 10:52 UTC
Site #11137900·USGS

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