Yellowstone Lake

Teton County, WY

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 Yellowstone 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

Sat · Sep 12, 4 AM → 8 AM (America/Denver)

Full read

The latest cached fishing-weather read for Yellowstone Lake in Teton County, WY 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 7 mph out of the northwest, gusting to 19 mph; surface pressure near 770 hPa on an unstable trend; 0.00 inches of rain; and air temperature near 50 °F with clear dominant. Confidence in this cached read is medium; it was generated September 10, 2026, 1:00 PM 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 September 10, 2026, 1:00 PM UTCBUCKET 2026-09-10ENGINE 0.7.0

Conditions at a glance

Wind
7mph

NW · gust 19

Rain / Weather
0in

Clear

Temp
50°F

10°C · hum 38%

Pressure
22.74inHg

Unstable

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
    68° / 36°F
    7 mph · NWgust 29
    0.00 in
    ↓ -11.5 hPa
  2. Fri · Sep 11
    Now → 8 AM
    SKIP
    Extreme gusts
    64° / 45°F
    9 mph · SWgust 41
    0.04 in
    ↓ +0.8 hPa
  3. Sat · Sep 12
    4 AM → 8 AM
    MAYBE
    A front passing through
    70° / 41°F
    6 mph · Sgust 31
    0.00 in
    ↓ -4.8 hPa
  4. Sun · Sep 13
    4 AM → 8 AM
    MAYBE
    A front passing through
    54° / 37°F
    5 mph · SEgust 45
    0.00 in
    ↑ +9.3 hPa
  5. Mon · Sep 14
    4 AM → 8 AM
    MAYBE
    A front passing through
    57° / 28°F
    6 mph · SWgust 28
    0.00 in
    ↓ +1.3 hPa
  6. Tue · Sep 15
    4 AM → 8 AM
    MAYBE
    A front passing through
    63° / 32°F
    3 mph · SEgust 21
    0.00 in
    ↓ +1.8 hPa
  7. Wed · Sep 16
    9 AM → 1 PM
    MAYBE
    A front passing through
    63° / 34°F
    3 mph · NWgust 6
    0.00 in
    ↓ +3.3 hPa

Last 3 days

Recent context — what just happened

Pressure
Rising
+8.5 hPa over 72h
Rain
Light rain
0.27 in totallast 72h
Wind
Gusty
11 mph · gust 31 · W
Temperature
Cooler
-5.6°F over 72h63–28°F range

Weather-only read. Confidence is capped until local water data or feedback exists.

About Yellowstone Lake

Yellowstone Lake, in Teton County, WY, is the largest high-elevation lake (above 7,000 feet) in North America.

Surface area
84,480 acres
Max depth
390 ft
Elevation
7,733 ft
Managing agency
National Park Service (Yellowstone National Park)

Primary species: Cutthroat trout, Lake trout.

Nearby waters

Weather data by Open-Meteo — CC BY 4.0. Fishing Weather derives the fishing read.