Sourdough Lake

Whatcom County, WA

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 Sourdough Lake — light winds and rising pressure after a passing system for this window. Weather-only read (no on-water history calibrating this yet).

Next forecast window
GO

Fri · Sep 11, 4 AM → 8 AM (America/Los_Angeles)

Full read

The latest cached fishing-weather read for Sourdough Lake in Whatcom County, WA 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 3 mph out of the south, gusting to 12 mph; surface pressure near 939 hPa on a rising trend; 0.00 inches of rain; and air temperature near 63 °F with clear dominant. Confidence in this cached read is low; it was generated September 10, 2026, 1:24 PM 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 September 10, 2026, 1:24 PM UTCBUCKET 2026-09-10ENGINE 0.7.0

Conditions at a glance

Wind
3mph

S · gust 12

Rain / Weather
0in

Clear

Temp
63°F

17°C · hum 53%

Pressure
27.73inHg

Rising

7-Day Fishing Forecast

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

  1. Thu · Sep 10
    Window passed
    GO
    Dry conditions across the window
    72° / 54°F
    3 mph · Sgust 20
    0.00 in
    ↓ -3.9 hPa
  2. Fri · Sep 11
    4 AM → 8 AM
    GO
    Dry conditions across the window
    64° / 46°F
    4 mph · NEgust 21
    0.38 in
    ↑ +2.7 hPa
  3. Sat · Sep 12
    4 AM → 8 AM
    GO
    Dry conditions across the window
    70° / 48°F
    4 mph · NEgust 7
    0.03 in
    ↓ -1.3 hPa
  4. Sun · Sep 13
    9 AM → 1 PM
    GO
    Dry conditions across the window
    63° / 43°F
    4 mph · SWgust 6
    0.00 in
    ↑ +3.8 hPa
  5. Mon · Sep 14
    1 PM → 5 PM
    GO
    Dry conditions across the window
    73° / 45°F
    4 mph · SWgust 3
    0.00 in
    ↓ 0.0 hPa
  6. Tue · Sep 15
    4 AM → 8 AM
    GO
    Dry conditions across the window
    79° / 52°F
    4 mph · NEgust 3
    0.00 in
    ↓ +2.5 hPa
  7. Wed · Sep 16
    12 PM → 4 PM
    GO
    Dry conditions across the window
    81° / 52°F
    3 mph · Wgust 5
    0.00 in
    ↓ -0.4 hPa

Last 3 days

Recent context — what just happened

Pressure
Steady
+0.4 hPa over 72h
Rain
Dry stretch
0.00 in totallast 72h
Wind
Calm wind
4 mph · gust 16 · E
Temperature
Warmer
+8.8°F over 72h79–48°F range

Weather-only read. 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.