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Nebraska

Calamus Reservoir

Anglers know Calamus Reservoir as a 5,032-acre Loup County reservoir in Nebraska; largemouth patterns turn with the calendar.

Surface
5,032acres
Primary species
Largemouth
§ 01Today on the water · Calamus Reservoirvia Open-Meteo · 06:15 local
Air temp
74.3°F
Barometric
29.88″
→steady 24h(-0.05)
Wind
3mph
from SSW
Moon
Waxing Crescent
day 4.0 · 17% lit

Air conditions sampled near the lake center, not measured on the water · refreshed ~15 min

§ 03Next 3 daysvia Open-Meteo · interpretation
  1. 18
    julSat

    Stable window

    hi 97° · lo 69°

    Anytime through the day. Quiet weather day; lean on seasonal pattern and structure.

    ── light ne wind · settled

  2. 19
    julSun

    Stable window

    hi 98° · lo 73°

    Anytime through the day. Quiet weather day; lean on seasonal pattern and structure.

    ── light se wind · settled

  3. 20
    julMon

    Tougher window

    hi 109° · lo 75°

    Pick the calmest hour and stay flexible. Conditions push hard today; bite likely shrinks. Plan around the calmest gap.

    ── strong sw wind · bite likely shrinks

§ 04Field notesNebraska

Where it is

Calamus Reservoir sits in Loup County, Nebraska, covering about 5,032 acres. Productive zones shift through the year more than the lake outline suggests.

Seasonal pattern

Spring. Warming water pulls largemouth toward shallow, protected areas where they stage and spawn; the quickest-warming pockets lead.

Summer. Heat pushes fish off the shallows toward depth and shade; work the cooler ends of the day.

Fall. As water cools, forage and bass return toward shallower water; movement is wide, so covering water pays.

Winter. Cold water settles fish deep and slow; patience and a subtle presentation are the more dependable choice.

Key structure

  • Creek and cove mouths that funnel fish and bait
  • Weed edges and the clean lines along them
  • Inside turns where a bank changes angle
  • Submerged wood, brush, and laydown cover

The calendar decides which of these is worth time on a given day.

Forage

Forage on Calamus Reservoir pulls largemouth between cover and the open water that schools of bait drift through.

Access

Calamus Reservoir has public access points; conditions and water levels change, so verify locally before launching.

Regulations

Check current state and local regulations before fishing; limits and seasons can change.

§ 05Sources & field guides

Field guides

Data & references

  • Today's conditions — Open-Meteo, refreshed every ~15 min
  • Moon phase — local astronomical calculation, no external API
  • Lake area, depth, structure — Identity, surface area, coordinates and county/state are from the ProjectD canonical waterbody index (snapshot conus-20260518-v1, group gnis:00837299). Maximum depth and regulation links were not available from an acceptable source and are intentionally omitted.
  • Regulations — verify current state and local regulations before fishing

Last revised · Back to Lake Guide