Marshall Lake

Boulder County, CO

MAYBEConfidence · Low
Best bite window
Now → 2 PM (America/Denver)
Main reason
dry conditions across the window
Main risk
a front passing through

MAYBE on Marshall 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).

Full read

The current fishing-weather read for Marshall Lake in Boulder County, CO is MAYBE, with the best four-hour window on Mon, Oct 26 from 10 AM to 2 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 3 mph out of the east, gusting to 6 mph, surface pressure near 822 hPa on an unstable trend, and rainfall totaling 0.00 inches over the four hours. Air temperature in the window sits near 43 °F, with a dominant forecast of overcast. Confidence in this read is low; it was generated October 26, 2026, 9:16 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, 9:16 AM UTCBUCKET 2026-10-26ENGINE 0.7.0

Conditions at a glance

Wind
3mph

E · gust 6

Rain / Weather
0in

Overcast

Temp
43°F

6°C · hum 92%

Pressure
24.27inHg

Unstable

7-Day Fishing Forecast

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

  1. Mon · Oct 26
    Now → 2 PM
    MAYBE
    A front passing through
    48° / 41°F
    3 mph · Egust 15
    0.26 in
    ↓ -8.1 hPa
  2. Tue · Oct 27
    9 AM → 1 PM
    MAYBE
    A front passing through
    59° / 37°F
    4 mph · SEgust 14
    0.00 in
    ↓ -3.6 hPa
  3. Wed · Oct 28
    4 AM → 8 AM
    MAYBE
    A front passing through
    64° / 46°F
    7 mph · Wgust 21
    0.00 in
    ↑ +5.7 hPa
  4. Thu · Oct 29
    4 AM → 8 AM
    MAYBE
    A front passing through
    61° / 45°F
    4 mph · Wgust 6
    0.00 in
    ↓ +0.8 hPa
  5. Fri · Oct 30
    4 AM → 8 AM
    MAYBE
    A front passing through
    57° / 46°F
    3 mph · Wgust 6
    0.00 in
    ↓ -2.7 hPa
  6. Sat · Oct 31
    4 AM → 8 AM
    MAYBE
    A front passing through
    63° / 46°F
    5 mph · Wgust 7
    0.00 in
    ↓ -3.2 hPa
  7. Sun · Nov 1
    4 AM → 8 AM
    MAYBE
    A front passing through
    57° / 46°F
    6 mph · Wgust 9
    0.08 in
    ↓ +2.2 hPa

Last 3 days

Recent context — what just happened

Pressure
Unstable
+15.1 hPa over 72h
Rain
Light rain
0.07 in totallast 72h
Wind
Gusty
8 mph · gust 37 · NE
Temperature
Cooler
-16.4°F over 72h77–37°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.