Arrowhead Marsh

Alameda County, CA

GOConfidence · Low
Best bite window
The highlighted window has passed. This read is still based on the latest cached weather; use the 7-Day forecast below for the next window.
Main reason
dry conditions across the window

GO on Arrowhead Marsh — light winds and steady pressure trend for this window. Weather-only read (no on-water history calibrating this yet).

Next forecast window
GO

Fri · Jul 24, 4 AM → 8 AM (America/Los_Angeles)

Full read

The latest cached fishing-weather read for Arrowhead Marsh in Alameda County, CA is GO. Its highlighted window has passed, so use the 7-day forecast below for the next available window. The main factor in its favor was dry conditions across the window. Its cached forecast evidence included wind near 6 mph out of the west, gusting to 13 mph; surface pressure near 1017 hPa on a steady trend; 0.00 inches of rain; and air temperature near 61 °F with overcast dominant. Confidence in this cached read is low; it was generated July 23, 2026, 11:21 AM UTC, and reads refresh on a daily cadence. This is a weather-only read built from forecast weather; it does not yet use on-water reports, and confidence is capped until local water data or feedback exists.

UPDATED July 23, 2026, 11:21 AM UTCBUCKET 2026-07-23ENGINE 0.7.0

Conditions at a glance

Wind
6mph

W · gust 13

Rain / Weather
0in

Overcast

Temp
61°F

16°C · hum 92%

Pressure
30.03inHg

Steady

Tide predictions

NOAAMLLW

Predicted high and low tides. Heights are relative to MLLW.

7-Day Fishing Forecast

One read per day — the bite call, the window, the weather behind it

  1. Thu · Jul 23
    Window passed
    GO
    Dry conditions across the window
    70° / 59°F
    6 mph · Wgust 21
    0.00 in
    ↓ -1.6 hPa
  2. Fri · Jul 24
    4:23 AM → 8 AM
    GO
    Dry conditions across the window
    70° / 57°F
    6 mph · Wgust 22
    0.00 in
    ↓ -1.2 hPa
  3. Sat · Jul 25
    5:09 AM → 8 AM
    GO
    Dry conditions across the window
    77° / 55°F
    4 mph · Sgust 14
    0.00 in
    → +0.2 hPa
  4. Sun · Jul 26
    5:50 AM → 8 AM
    GO
    Dry conditions across the window
    79° / 55°F
    4 mph · Sgust 14
    0.00 in
    ↑ +0.9 hPa
  5. Mon · Jul 27
    6:27 AM → 8 AM
    GO
    Dry conditions across the window
    81° / 55°F
    5 mph · Sgust 13
    0.00 in
    ↓ -1.4 hPa
  6. Tue · Jul 28
    4 AM → 8 AM
    GO
    Dry conditions across the window
    82° / 55°F
    6 mph · Sgust 13
    0.00 in
    ↓ -2.6 hPa
  7. Wed · Jul 29
    4 AM → 8 AM
    GO
    Dry conditions across the window
    75° / 57°F
    6 mph · Sgust 14
    0.00 in
    ↑ +0.7 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+4.2 hPa over 72h
Rain
Dry stretch
0.00 in totallast 72h
Wind
Calm wind
6 mph · gust 19 · NW
Temperature
Warmer
+4.9°F over 72h91–57°F range

Weather-only read: the call comes from forecast weather alone. NOAA tide predictions never change the call — they only narrow the window shown above to the hours when the tide is moving. Confidence is capped until local water data or feedback exists.

Nearby waters

Weather data by Open-Meteo — CC BY 4.0. Fishing Weather derives the fishing read. Tide predictions by NOAA.