Johnson Lake

Roosevelt County, MT

MAYBEConfidence · Medium
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 Johnson Lake — light winds and rising pressure after a passing system for this window. Watch a front passing through and pressure swinging. Weather-only read (no on-water history calibrating this yet).

Next forecast window
MAYBE

Tue · Oct 27, 5 PM → 9 PM (America/Denver)

Full read

The latest cached fishing-weather read for Johnson Lake in Roosevelt County, MT 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 6 mph out of the east, gusting to 15 mph; surface pressure near 954 hPa on an unstable trend; 0.00 inches of rain; and air temperature near 27 °F with clear dominant. Confidence in this cached read is medium; it was generated October 26, 2026, 9:46 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 October 26, 2026, 9:46 AM UTCBUCKET 2026-10-26ENGINE 0.7.0

Conditions at a glance

Wind
6mph

E · gust 15

Rain / Weather
0in

Clear

Temp
27°F

-3°C · hum 83%

Pressure
28.17inHg

Unstable

7-Day Fishing Forecast

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

  1. Mon · Oct 26
    Window passed
    MAYBE
    A front passing through
    43° / 25°F
    6 mph · Egust 35
    0.00 in
    ↓ -12.5 hPa
  2. Tue · Oct 27
    5 PM → 9 PM
    MAYBE
    A front passing through
    48° / 34°F
    11 mph · SWgust 34
    0.16 in
    ↓ -11.3 hPa
  3. Wed · Oct 28
    6 PM → 10 PM
    MAYBE
    A front passing through
    50° / 36°F
    7 mph · Wgust 30
    0.01 in
    ↑ +10.3 hPa
  4. Thu · Oct 29
    4 AM → 8 AM
    MAYBE
    A front passing through
    45° / 30°F
    6 mph · Wgust 16
    0.00 in
    ↑ +8.0 hPa
  5. Fri · Oct 30
    4 AM → 8 AM
    MAYBE
    A front passing through
    52° / 30°F
    6 mph · Egust 30
    0.00 in
    ↓ -12.1 hPa
  6. Sat · Oct 31
    4 AM → 8 AM
    MAYBE
    A front passing through
    57° / 41°F
    7 mph · SEgust 27
    0.00 in
    ↓ -1.2 hPa
  7. Sun · Nov 1
    4 AM → 8 AM
    MAYBE
    A front passing through
    48° / 45°F
    4 mph · Ngust 16
    0.01 in
    ↑ +1.0 hPa

Last 3 days

Recent context — what just happened

Pressure
Unstable
+25.8 hPa over 72h
Rain
Dry stretch
0.00 in totallast 72h
Wind
Gusty
12 mph · gust 40 · NE
Temperature
Cooler
-18.5°F over 72h75–25°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.