Grayrocks Reservoir

Platte County, WY

MAYBEConfidence · Medium
Best bite window
Fri · Sep 11, 11 PM → 3 AM (America/Denver)
Main reason
dry conditions across the window
Main risk
a front passing through

MAYBE on Grayrocks 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 Grayrocks Reservoir in Platte County, WY is MAYBE, with the best four-hour window on Fri, Sep 11 from 11 PM to 3 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 6 mph out of the northeast, gusting to 21 mph, surface pressure near 844 hPa on a rising trend, and rainfall totaling 0.00 inches over the four hours. Air temperature in the window sits near 63 °F, with a dominant forecast of clear. Confidence in this read is medium; it was generated September 10, 2026, 1:23 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, 1:23 PM UTCBUCKET 2026-09-10ENGINE 0.7.0

Conditions at a glance

Wind
6mph

NE · gust 21

Rain / Weather
0in

Clear

Temp
63°F

17°C · hum 42%

Pressure
24.92inHg

Rising

7-Day Fishing Forecast

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

  1. Thu · Sep 10
    Window passed
    MAYBE
    A front passing through
    86° / 55°F
    13 mph · Wgust 22
    0.00 in
    ↓ -9.5 hPa
  2. Fri · Sep 11
    7 PM → 11 PM
    SKIP
    Extreme gusts
    84° / 64°F
    14 mph · SWgust 51
    0.00 in
    ↓ +1.9 hPa
  3. Sat · Sep 12
    4 AM → 8 AM
    MAYBE
    A front passing through
    82° / 52°F
    9 mph · NEgust 39
    0.01 in
    ↓ -0.4 hPa
  4. Sun · Sep 13
    4 AM → 8 AM
    MAYBE
    A front passing through
    93° / 57°F
    6 mph · SEgust 37
    0.05 in
    ↓ -1.9 hPa
  5. Mon · Sep 14
    4 AM → 8 AM
    SKIP
    Extreme gusts
    81° / 57°F
    10 mph · Wgust 34
    0.00 in
    ↑ +9.6 hPa
  6. Tue · Sep 15
    4 AM → 8 AM
    MAYBE
    A front passing through
    68° / 50°F
    11 mph · Egust 24
    0.08 in
    ↓ -0.1 hPa
  7. Wed · Sep 16
    6 AM → 10 AM
    MAYBE
    A front passing through
    68° / 54°F
    7 mph · NEgust 24
    0.00 in
    ↑ +9.2 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+9.4 hPa over 72h
Rain
Dry stretch
0.00 in totallast 72h
Wind
Gusty
11 mph · gust 35 · W
Temperature
Cooler
-3.2°F over 72h90–52°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.