Merrimac Lake

Culpeper County, VA

GOConfidence · Low
Best bite window
Now → 5 PM (America/New_York)
Main reason
falling pressure ahead of a system
Main risk
a front passing through

GO on Merrimac Lake — light winds and falling pressure ahead of a 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 Merrimac Lake in Culpeper County, VA is GO, with the best four-hour window on Thu, Jul 23 from 1 PM to 5 PM (America/New_York). The main factor in its favor is falling pressure ahead of a system, and the main watch-out is a front passing through. During that window the forecast calls for wind near 7 mph out of the northeast, gusting to 10 mph, surface pressure near 1001 hPa on a falling trend, and rainfall totaling 0.00 inches over the four hours. Air temperature in the window sits near 79 °F, with a dominant forecast of clear. Confidence in this read is low; it was generated July 23, 2026, 11:11 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, 11:11 AM UTCBUCKET 2026-07-23ENGINE 0.7.0

Conditions at a glance

Wind
7mph

NE · gust 10

Rain / Weather
0in

Clear

Temp
79°F

26°C · hum 38%

Pressure
29.56inHg

Falling

7-Day Fishing Forecast

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

  1. Thu · Jul 23
    Now → 5 PM
    GO
    A front passing through
    81° / 64°F
    7 mph · NEgust 28
    0.00 in
    ↑ +5.7 hPa
  2. Fri · Jul 24
    4 AM → 8 AM
    GO
    A front passing through
    84° / 61°F
    4 mph · Ngust 14
    0.00 in
    ↓ -0.8 hPa
  3. Sat · Jul 25
    11 AM → 3 PM
    GO
    A front passing through
    82° / 63°F
    3 mph · Egust 9
    0.00 in
    ↓ -4.1 hPa
  4. Sun · Jul 26
    8 AM → 12 PM
    GO
    A front passing through
    84° / 63°F
    3 mph · Sgust 15
    0.95 in
    ↓ -4.8 hPa
  5. Mon · Jul 27
    4 AM → 8 AM
    GO
    A front passing through
    82° / 64°F
    3 mph · NWgust 11
    0.11 in
    ↓ -3.8 hPa
  6. Tue · Jul 28
    4 AM → 8 AM
    MAYBE
    A front passing through
    81° / 68°F
    6 mph · SWgust 17
    0.17 in
    ↓ -4.9 hPa
  7. Wed · Jul 29
    4 AM → 8 AM
    GO
    A front passing through
    82° / 66°F
    5 mph · NWgust 18
    0.00 in
    ↑ +8.7 hPa

Last 3 days

Recent context — what just happened

Pressure
Falling
+0.5 hPa over 72h
Rain
Wet stretch
0.54 in totallast 72h
Wind
Gusty
5 mph · gust 27 · S
Temperature
Warmer
+0.4°F over 72h91–66°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.