Portman Lagoon

St. Bernard Parish, LA

GOConfidence · Low
Best bite window
Thu · Jul 23, 8 PM → 12 AM (America/Chicago)
Main reason
falling pressure ahead of a system

GO on Portman Lagoon — light winds and falling pressure ahead of a system for this window. Weather-only read (no on-water history calibrating this yet).

Full read

The current fishing-weather read for Portman Lagoon in St. Bernard Parish, LA is GO, with the best four-hour window on Thu, Jul 23 from 8 PM to 12 AM (America/Chicago). The main factor in its favor is falling pressure ahead of a system, with no loud weather risk flagged for this window. During that window the forecast calls for wind near 7 mph out of the south, gusting to 18 mph, surface pressure near 1017 hPa on a falling trend, and rainfall totaling 0.00 inches over the four hours. Air temperature in the window sits near 84 °F, with a dominant forecast of clear. Confidence in this read is low; it was generated July 23, 2026, 11:15 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, 11:15 AM UTCBUCKET 2026-07-23ENGINE 0.7.0

Conditions at a glance

Wind
7mph

S · gust 18

Rain / Weather
0in

Clear

Temp
84°F

29°C · hum 73%

Pressure
30.03inHg

Falling

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
    GO
    Falling pressure ahead of a system
    91° / 81°F
    12 mph · Sgust 29
    0.00 in
    ↑ +7.1 hPa
  2. Fri · Jul 24
    7 AM → 11 AM
    GO
    Falling pressure ahead of a system
    93° / 77°F
    4 mph · Sgust 17
    0.00 in
    ↑ +1.1 hPa
  3. Sat · Jul 25
    4 AM → 8 AM
    GO
    Falling pressure ahead of a system
    93° / 77°F
    4 mph · Wgust 19
    0.00 in
    ↓ -1.1 hPa
  4. Sun · Jul 26
    11 AM → 3 PM
    GO
    Falling pressure ahead of a system
    99° / 79°F
    7 mph · Ngust 24
    0.00 in
    ↓ -2.5 hPa
  5. Mon · Jul 27
    1 PM → 5 PM
    GO
    Falling pressure ahead of a system
    97° / 81°F
    6 mph · NWgust 22
    0.02 in
    ↓ -2.9 hPa
  6. Tue · Jul 28
    4 AM → 8 AM
    GO
    Falling pressure ahead of a system
    99° / 77°F
    7 mph · Wgust 21
    0.00 in
    ↓ +0.6 hPa
  7. Wed · Jul 29
    4 AM → 8 AM
    GO
    Falling pressure ahead of a system
    97° / 77°F
    7 mph · Wgust 20
    0.00 in
    ↑ +0.8 hPa

Last 3 days

Recent context — what just happened

Pressure
Falling
-2.9 hPa over 72h
Rain
Light rain
0.22 in totallast 72h
Wind
Gusty
9 mph · gust 34 · N
Temperature
Cooler
-3.1°F over 72h97–79°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.