Jahn Reservoir

Polk County, OR

MAYBEConfidence · Low
Best bite window
Mon · Oct 26, 4 PM → 8 PM (America/Los_Angeles)
Main reason
dry conditions across the window
Main risk
a front passing through

MAYBE on Jahn 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).

Full read

The current fishing-weather read for Jahn Reservoir in Polk County, OR is MAYBE, with the best four-hour window on Mon, Oct 26 from 4 PM to 8 PM (America/Los_Angeles). The main factor in its favor is dry conditions across the window, and the main watch-out is a front passing through. During that window the forecast calls for wind near 6 mph out of the southwest, gusting to 20 mph, surface pressure near 1002 hPa on a rising trend, and rainfall totaling 0.00 inches over the four hours. Air temperature in the window sits near 54 °F, with a dominant forecast of overcast. Confidence in this read is low; it was generated October 26, 2026, 9:38 AM UTC, and reads refresh on a daily cadence. This is a weather-only read built from forecast weather alone; it does not yet use on-water reports, and confidence is capped until local water data or feedback exists.

UPDATED October 26, 2026, 9:38 AM UTCBUCKET 2026-10-26ENGINE 0.7.0

Conditions at a glance

Wind
6mph

SW · gust 20

Rain / Weather
0in

Overcast

Temp
54°F

12°C · hum 86%

Pressure
29.59inHg

Rising

7-Day Fishing Forecast

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

  1. Mon · Oct 26
    4 PM → 8 PM
    MAYBE
    A front passing through
    55° / 48°F
    6 mph · SWgust 26
    0.81 in
    ↑ +4.3 hPa
  2. Tue · Oct 27
    9 AM → 1 PM
    MAYBE
    A front passing through
    55° / 46°F
    3 mph · SWgust 17
    0.54 in
    → -0.3 hPa
  3. Wed · Oct 28
    4 PM → 8 PM
    MAYBE
    A front passing through
    55° / 43°F
    7 mph · SWgust 19
    0.12 in
    ↓ -0.8 hPa
  4. Thu · Oct 29
    10 AM → 2 PM
    MAYBE
    A front passing through
    54° / 41°F
    4 mph · Egust 9
    0.05 in
    ↓ -3.8 hPa
  5. Fri · Oct 30
    12 PM → 4 PM
    MAYBE
    A front passing through
    54° / 39°F
    3 mph · Sgust 9
    0.04 in
    → +1.2 hPa
  6. Sat · Oct 31
    6 PM → 10 PM
    MAYBE
    A front passing through
    50° / 41°F
    4 mph · SWgust 19
    0.41 in
    ↑ +3.4 hPa
  7. Sun · Nov 1
    2 PM → 6 PM
    MAYBE
    A front passing through
    55° / 39°F
    3 mph · NEgust 7
    0.00 in
    ↑ +2.7 hPa

Last 3 days

Recent context — what just happened

Pressure
Falling
-5.8 hPa over 72h
Rain
Light rain
0.13 in totallast 72h
Wind
Calm wind
4 mph · gust 19 · S
Temperature
Warmer
+4.0°F over 72h61–37°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.