Grinnell Lake

Carbon County, WY

MAYBEConfidence · Medium
Best bite window
Thu · Jul 23, 8 PM → 12 AM (America/Denver)
Main reason
dry conditions across the window
Main risk
a front passing through

MAYBE on Grinnell 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 Grinnell Lake in Carbon County, WY is MAYBE, with the best four-hour window on Thu, Jul 23 from 8 PM to 12 AM (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 northwest, gusting to 17 mph, surface pressure near 787 hPa on a rising trend, and rainfall totaling 0.00 inches over the four hours. Air temperature in the window sits near 70 °F, with a dominant forecast of overcast. Confidence in this read is medium; it was generated July 23, 2026, 11:38 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 July 23, 2026, 11:38 AM UTCBUCKET 2026-07-23ENGINE 0.7.0

Conditions at a glance

Wind
7mph

NW · gust 17

Rain / Weather
0in

Overcast

Temp
70°F

21°C · hum 51%

Pressure
23.24inHg

Rising

7-Day Fishing Forecast

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

  1. Thu · Jul 23
    5 PM → 9 PM
    MAYBE
    A front passing through
    79° / 59°F
    13 mph · NWgust 31
    0.00 in
    ↓ -2.8 hPa
  2. Fri · Jul 24
    4 AM → 8 AM
    MAYBE
    A front passing through
    88° / 61°F
    3 mph · Wgust 16
    0.00 in
    ↓ -4.7 hPa
  3. Sat · Jul 25
    4 AM → 8 AM
    MAYBE
    A front passing through
    91° / 68°F
    6 mph · Sgust 16
    0.01 in
    ↓ +0.8 hPa
  4. Sun · Jul 26
    4 AM → 8 AM
    MAYBE
    A front passing through
    91° / 68°F
    8 mph · SWgust 18
    0.00 in
    ↓ -2.6 hPa
  5. Mon · Jul 27
    4 AM → 8 AM
    MAYBE
    A front passing through
    86° / 68°F
    5 mph · SWgust 10
    0.02 in
    ↓ +0.8 hPa
  6. Tue · Jul 28
    4 AM → 8 AM
    MAYBE
    A front passing through
    88° / 66°F
    6 mph · SWgust 9
    0.00 in
    ↓ -1.8 hPa
  7. Wed · Jul 29
    6 AM → 10 AM
    MAYBE
    A front passing through
    90° / 66°F
    3 mph · SEgust 24
    0.03 in
    ↓ +1.9 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+7.0 hPa over 72h
Rain
Dry stretch
0.00 in totallast 72h
Wind
Gusty
7 mph · gust 28 · NE
Temperature
Cooler
-7.2°F over 72h90–61°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.