Spider Lake

Missoula County, MT

MAYBEConfidence · Medium
Best bite window
Fri · Sep 11, 4 PM → 8 PM (America/Denver)
Main reason
dry conditions across the window
Main risk
a front passing through

MAYBE on Spider Lake — 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 Spider Lake in Missoula County, MT is MAYBE, with the best four-hour window on Fri, Sep 11 from 4 PM to 8 PM (America/Denver). 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 7 mph out of the west, gusting to 19 mph, surface pressure near 784 hPa on a rising trend, and rainfall totaling 0.00 inches over the four hours. Air temperature in the window sits near 45 °F, with a dominant forecast of overcast. Confidence in this read is medium; it was generated September 10, 2026, 1:18 PM 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 September 10, 2026, 1:18 PM UTCBUCKET 2026-09-10ENGINE 0.7.0

Conditions at a glance

Wind
7mph

W · gust 19

Rain / Weather
0in

Overcast

Temp
45°F

7°C · hum 68%

Pressure
23.15inHg

Rising

7-Day Fishing Forecast

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

  1. Thu · Sep 10
    Window passed
    SKIP
    Extreme gusts
    57° / 45°F
    15 mph · Wgust 41
    0.00 in
    ↓ -6.9 hPa
  2. Fri · Sep 11
    4 PM → 8 PM
    MAYBE
    A front passing through
    46° / 37°F
    7 mph · Wgust 30
    0.85 in
    ↑ +7.7 hPa
  3. Sat · Sep 12
    4 AM → 8 AM
    MAYBE
    A front passing through
    50° / 34°F
    4 mph · Egust 9
    0.00 in
    ↓ -6.0 hPa
  4. Sun · Sep 13
    4 AM → 8 AM
    MAYBE
    A front passing through
    36° / 28°F
    4 mph · Egust 8
    1.22 in
    ↑ +7.6 hPa
  5. Mon · Sep 14
    7 PM → 11 PM
    MAYBE
    A front passing through
    39° / 28°F
    4 mph · Egust 5
    0.36 in
    → +1.6 hPa
  6. Tue · Sep 15
    4 AM → 8 AM
    MAYBE
    A front passing through
    46° / 27°F
    4 mph · SEgust 6
    0.07 in
    ↑ +4.4 hPa
  7. Wed · Sep 16
    4 AM → 8 AM
    MAYBE
    A front passing through
    54° / 28°F
    4 mph · SEgust 4
    0.00 in
    ↓ -0.7 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+4.8 hPa over 72h
Rain
Wet stretch
1.50 in totallast 72h
Wind
Gusty
18 mph · gust 48 · W
Temperature
Warmer
+1.4°F over 72h52–36°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.