Waterlands
Arroyo Seco nr Pasadena Ca River
USGS · 11098000
ARROYO SECO NR PASADENA CA RIVER
USGS · 11098000LIVE

ARROYO SECO NR PASADENA CA

LOS ANGELES COUNTY, CA34.2222°N, -118.1776°W Updated 33 min ago
FLOW RATE
1.13cfs
GAUGE HT
1.10ft
AIR TEMP
79°F
WIND
4mph SSW
FISH INDEX
75SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
1.13cfs 42.1% vs avg
Optimal band: 1–1 cfs
PERIOD HIGH
1.13cfs
PERIOD LOW
0.69cfs
RUNNABLE
0%
last 1 day in band

Gauge Height

1.10ft
Precipitation History
Your History · ARROYO SECO NR PASADENA CA

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Weather Conditions
WEATHER CONDITIONS
TODAY
85°
63°
MON
86°
65°
TUE
92°
68°
WED
96°
77°
THU
96°
77°
FRI
84°
74°
SAT
89°
72°
TIME
SUN
5
NOW
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
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
TEMP
hourly forecast
74°
mild
74°
73°
73°
74°
66°
67°
69°
69°
69°
68°
67°
67°
65°
65°
68°
69°
73°
78°
82°
85°
83°
83°
86°
84°
82°
79°
75°
73°
72°
69°
70°
71°
71°
68°
69°
71°
72°
73°
75°
75°
76°
78°
81°
85°
89°
91°
92°
91°
91°
90°
88°
84°
83°
83°
81°
81°
79°
79°
78°
77°
77°
78°
80°
82°
83°
86°
89°
92°
94°
96°
95°
96°
95°
93°
91°
89°
88°
86°
83°
82°
82°
80°
79°
78°
77°
78°
79°
82°
84°
87°
89°
92°
94°
95°
96°
95°
94°
90°
85°
81°
79°
78°
79°
79°
79°
79°
79°
79°
79°
77°
75°
74°
WIND
mph · gust · dir
2mph SW
G 4 mph
2
G4
SW
3
S
6
G7
NNW
1
G2
WSW
2
G3
SSW
2
ENE
2
NW
1
N
2
NW
0
G2
W
1
ESE
2
S
0
G1
N
5
SSE
1
G2
WSW
2
SE
3
SW
4
G6
SSW
4
G6
SSW
5
G8
SW
5
G6
SW
4
G5
SSW
6
SW
6
G7
SW
5
SW
3
WSW
4
SSW
2
SSW
1
G2
E
4
SE
2
ENE
2
SE
2
SE
3
S
1
WNW
3
S
2
S
1
SW
3
SW
4
SSW
5
S
5
S
6
SSW
5
SSW
8
SSW
9
SW
9
SSW
9
SSW
8
SSW
7
SSW
6
SSW
5
S
3
SE
3
SSE
3
SSE
2
G3
SSW
3
WSW
2
G4
SSW
2
G4
SW
2
G4
WSW
1
G4
W
3
G4
NW
2
G4
W
4
SW
5
SSW
6
SSW
7
SSW
7
SSW
8
SSW
9
SSW
8
SW
8
SW
7
SSW
6
SSW
5
S
4
S
3
SSE
4
G5
SSE
3
G4
S
2
G3
SW
2
G3
S
3
SW
2
G3
SW
3
WSW
1
G3
W
1
WNW
2
WNW
3
SSW
5
SSW
5
S
6
G7
S
7
G9
S
8
G10
SSW
9
G10
SSW
9
SSW
9
SSW
9
SSW
9
S
8
S
5
G7
S
4
G7
S
3
G5
SSW
2
G3
WNW
2
WNW
3
WNW
3
W
3
WNW
2
WNW
1
WNW
1
G2
SSW
3
G5
S
5
G6
S
PRECIP
chance %
3%
3%
3%
3%
4%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
3%
4%
4%
3%
4%
4%
4%
4%
3%
4%
3%
3%
1%
1%
1%
1%
1%
1%
1%
1%
1%
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%
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%
3%
3%
3%
3%
3%
3%
2%
2%
2%
2%
2%
2%
3%
3%
3%
3%
3%
3%
4%
4%
4%
CLOUDS
cover %
100%
overcast
100%
100%
100%
12%
13%
32%
0%
87%
69%
0%
1%
100%
100%
100%
58%
100%
100%
44%
100%
100%
100%
100%
100%
85%
100%
100%
100%
53%
3%
100%
82%
92%
100%
2%
25%
51%
58%
0%
64%
100%
100%
89%
82%
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%
26%
20%
6%
5%
0%
0%
0%
0%
6%
7%
18%
31%
40%
40%
36%
32%
31%
30%
27%
PRESSURE
hPa · trend
963
963963962966964964963963960961960959957958957958958961960
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
75
Temperature
Warm
Wind
Calm
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
05:50 AM
SUNSET
08:06 PM
14H 16M OF DAYLIGHT
MOON PHASE
Waning Crescent
5% illuminated

Station Location

34.2222, -118.1776
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 16:15 UTC
Site #11098000·USGS

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