Spence Reservoir

Union County, OR

MAYBEConfidence · 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
Main risk
a front passing through

MAYBE on Spence Reservoir — light winds and rising pressure after a passing system for this window. Watch a front passing through. Weather-only read (no on-water history calibrating this yet).

Next forecast window
MAYBE

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

Full read

The latest cached fishing-weather read for Spence Reservoir in Union County, OR is MAYBE. 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, while the main watch-out was a front passing through. Its cached forecast evidence included wind near 5 mph out of the north, gusting to 16 mph; surface pressure near 901 hPa on a rising trend; 0.00 inches of rain; and air temperature near 75 °F with clear dominant. Confidence in this cached read is low; it was generated September 10, 2026, 1:17 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, 1:17 PM UTCBUCKET 2026-09-10ENGINE 0.7.0

Conditions at a glance

Wind
5mph

N · gust 16

Rain / Weather
0in

Clear

Temp
75°F

24°C · hum 24%

Pressure
26.61inHg

Rising

7-Day Fishing Forecast

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

  1. Thu · Sep 10
    Window passed
    MAYBE
    A front passing through
    82° / 48°F
    5 mph · Ngust 24
    0.00 in
    ↓ -5.4 hPa
  2. Fri · Sep 11
    4 AM → 8 AM
    MAYBE
    A front passing through
    66° / 52°F
    6 mph · NWgust 20
    0.03 in
    ↓ -1.9 hPa
  3. Sat · Sep 12
    9 AM → 1 PM
    MAYBE
    A front passing through
    73° / 48°F
    4 mph · Ngust 19
    0.24 in
    ↓ +0.2 hPa
  4. Sun · Sep 13
    5 PM → 9 PM
    MAYBE
    A front passing through
    55° / 43°F
    3 mph · Sgust 19
    0.72 in
    ↑ +7.5 hPa
  5. Mon · Sep 14
    4 AM → 8 AM
    MAYBE
    A front passing through
    66° / 43°F
    3 mph · Sgust 9
    0.00 in
    ↓ -2.5 hPa
  6. Tue · Sep 15
    4 AM → 8 AM
    MAYBE
    A front passing through
    70° / 45°F
    3 mph · SWgust 10
    0.00 in
    ↑ +4.8 hPa
  7. Wed · Sep 16
    9 AM → 1 PM
    MAYBE
    A front passing through
    75° / 46°F
    4 mph · Egust 4
    0.00 in
    ↓ -0.2 hPa

Last 3 days

Recent context — what just happened

Pressure
Steady
-0.8 hPa over 72h
Rain
Dry stretch
0.00 in totallast 72h
Wind
Calm wind
5 mph · gust 23 · W
Temperature
Warmer
+12.6°F over 72h81–43°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.