Waterlands
Walker C nr Marshall Ca River
USGS · 11460750
WALKER C NR MARSHALL CA RIVER
USGS · 11460750LIVE

WALKER C NR MARSHALL CA

MARIN COUNTY, CA38.1758°N, -122.8183°W Updated 2 hr ago
FLOW RATE
5cfs
AIR TEMP
58°F
WIND
12mph WNW
FISH INDEX
75SCORE / 100
GREAT · 4 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 7 DAY
5cfs 10.5% vs avg
Optimal band: 46 cfs
PERIOD HIGH
6cfs
PERIOD LOW
5cfs
RUNNABLE
100%
last 7 day in band
Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

13.5in

-26% vs normal

13.51 in of precipitation so far this year, 26% below the 30-year normal of 18.17 in for this point in the season.

YTD Total

13.5in

This year so far

Normal to Date

18.2in

30-yr average

Typical Range

8.3–27.8in

10th–90th pct YTD

Departure

-26%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 3.47" · normal 5.31" (0.6–11.0)
Jan
Feb: 4.91" · normal 5.61" (0.3–9.4)
Feb
Mar: 0.25" · normal 4.17" (0.6–9.9)
Mar
Apr: 4.09" · normal 1.87" (0.5–3.0)
Apr
May: 0.77" · normal 0.98" (0.0–2.5)
May
Jun: 0.02" · normal 0.23" (0.0–0.7)
Jun
Jul: 0.00" (so far)· normal 0.01" (0.0–0.0)
Jul
Aug: normal 0.04" (0.0–0.1)
Aug
Sep: normal 0.12" (0.0–0.3)
Sep
Oct: normal 1.22" (0.1–2.9)
Oct
Nov: normal 2.76" (0.6–5.7)
Nov
Dec: normal 5.52" (0.4–11.0)
Dec
Baseline 19912020 · Source: Open-Meteo12:41 AM
Your History · WALKER C NR MARSHALL CA

Track your history

Sign in to track your sessions at WALKER C NR MARSHALL CA — best days, monthly trends, and time on the water.

Sign in
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
70°
52°
THU
76°
52°
FRI
69°
53°
SAT
79°
51°
SUN
79°
55°
MON
73°
55°
TUE
75°
52°
TIME
THU
3
NOW
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
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
TEMP
hourly forecast
52°
mild
52°
52°
52°
52°
55°
61°
66°
73°
76°
75°
74°
72°
71°
69°
68°
65°
62°
60°
59°
58°
57°
56°
56°
55°
54°
54°
53°
53°
56°
60°
63°
66°
68°
69°
69°
68°
68°
66°
63°
61°
60°
57°
53°
53°
53°
52°
52°
52°
52°
52°
52°
51°
55°
62°
68°
76°
79°
78°
76°
74°
73°
73°
72°
68°
65°
60°
57°
57°
59°
58°
57°
57°
57°
57°
57°
57°
59°
66°
70°
76°
79°
75°
73°
73°
73°
71°
68°
62°
60°
58°
55°
56°
55°
55°
55°
55°
55°
56°
55°
55°
57°
64°
68°
70°
71°
72°
73°
73°
73°
73°
72°
69°
WIND
mph · gust · dir
6mph WSW
G 14 mph
6
G14
WSW
5
G14
WSW
5
G15
WSW
6
G10
WSW
5
G8
WSW
3
G4
WSW
1
G5
NW
3
WNW
6
WNW
9
G10
W
11
G13
W
12
G15
W
14
G17
WNW
15
G20
WNW
16
G21
WNW
17
G24
WNW
16
G25
WNW
14
G25
WNW
9
G19
W
8
G19
W
8
G19
W
7
G19
W
7
G18
W
7
G19
W
7
G19
W
7
G19
W
7
G20
W
7
G20
W
8
G18
WNW
11
G16
WNW
11
G14
WNW
11
G14
WNW
13
G15
WNW
14
G17
WNW
15
G19
WNW
16
G21
WNW
15
G20
WNW
15
G20
W
12
G17
W
10
G13
W
10
G11
WNW
8
G9
WNW
5
WNW
5
W
4
WNW
4
WNW
4
WNW
3
WNW
2
WNW
2
NW
2
NW
1
G2
W
1
SW
1
WSW
1
G2
WNW
3
WNW
5
W
7
W
8
W
8
G9
W
8
G11
W
7
G11
W
7
G10
W
6
G9
W
6
W
4
G6
W
4
W
4
W
4
WNW
3
W
3
W
3
W
2
W
2
W
0
G2
S
2
G3
SW
1
NNW
2
G3
NW
4
G6
W
4
W
6
SW
8
WSW
8
W
7
G9
W
8
G11
W
7
G10
W
7
G10
W
7
G9
W
7
G8
W
6
WNW
4
WNW
2
G3
WNW
3
WSW
4
W
3
W
1
G4
SSW
2
G3
SW
2
WSW
2
WSW
3
WSW
2
W
4
WNW
3
WSW
5
WSW
6
W
7
G8
W
8
G11
W
9
G13
WNW
9
G15
WNW
9
G15
W
9
G15
W
8
G13
W
PRECIP
chance %
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
0%
1%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
2%
2%
2%
2%
2%
2%
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%
1%
1%
1%
1%
1%
1%
0%
0%
0%
0%
0%
0%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
2%
1%
1%
1%
1%
1%
1%
1%
CLOUDS
cover %
7%
clear
7%
7%
10%
9%
3%
0%
0%
1%
2%
1%
1%
3%
4%
4%
5%
6%
8%
7%
4%
27%
32%
3%
3%
3%
7%
79%
100%
100%
88%
28%
41%
8%
4%
4%
4%
6%
5%
3%
1%
0%
0%
0%
0%
0%
0%
0%
0%
6%
97%
100%
100%
100%
100%
8%
100%
79%
86%
97%
82%
7%
10%
41%
10%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
27%
5%
10%
5%
70%
12%
100%
22%
100%
100%
94%
100%
100%
61%
100%
100%
100%
100%
100%
100%
94%
72%
58%
100%
100%
100%
100%
100%
100%
100%
100%
100%
75%
PRESSURE
hPa · trend
1008
1008100810071005100410051006100410051006100510041004100510041003100310051005
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
75
Temperature
Ideal
Wind
Moderate
Pressure
Stable
Moon Phase
Good
DAYLIGHT
SUNRISE
05:55 AM
SUNSET
08:36 PM
14H 41M OF DAYLIGHT
MOON PHASE
Last Quarter
32% illuminated

Station Location

38.1758, -122.8183
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-09 00:00 UTC
Site #11460750·USGS

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