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Harlan County Reservoir
78°F
Harlan County Reservoir
Republican City, NE · Harlan County
78°F water13,248 acres1,919 ft elev14 fish species
Right Now
86°
Clear
Water
78°
Wind
11 mph
SE
Gusts
14 mph
Pressure
30.04
steady
LakeMonster planner
Plan Harlan County Reservoir
Harlan County Reservoir
Warm water pushes the plan toward oxygen, shade, depth changes, and low light. The planning constraint is finding the right window.
Best first move
Scout a wind-touched point or bank next to deeper water.
keep shade, oxygen, and a nearby depth change in the plan A workable forecast window starts near 6am with about 6 mph wind.
Listed targets to ask about: Largemouth bass · Smallmouth bass
9 lake data sources in this readSee dataHideLatest source updated Jul 15, 11:39 PM CDT
- Current water temp
- 78°F
- Water temp history
- 497 readings
- Hourly weather
- 224 hours
- Solunar timing
- 3/5
- Fish species
- 14 listed
- Satellite imagery
- 537 captures
- Thermal imagery
- 1419 captures
- Map structure
- available
- Nearby lakes
- 3 options
The quick read is a planning aid, not a safety or access determination. The assistant will state uncertainty when the page does not contain a specific observation.
Forecast - Wed, Jul 15
High / Low
90° / 64°
Wind
8 mph
gusts 18 mph
Precip
0%
UV
9
Sunrise
6:20 AM
Sunset
9:04 PM
7-Day Weather Outlook
Every forecast metric for the week ahead, plus best days for fishing, boating, swimming, and paddling.
9 day forecast
Best Days This Week
Quick recommendations based on wind, precip, pressure, solunar, and temperature.
Best for Fishing
Wed, Jul 15
53/100
Wed, Jul 15 scores 53/100: Solunar 3/5, Rain 0%.
Best for Boating
Mon, Jul 20
85/100
Mon, Jul 20 scores 85/100: Wind 8 mph, Rain 0%.
Best for Swimming
Thu, Jul 16
75/100
Thu, Jul 16 scores 75/100: Air 91°F, Rain 0%.
Best for Paddling
Mon, Jul 20
85/100
Mon, Jul 20 scores 85/100: Wind 8 mph, Rain 0%.
Temperature Range
High Low
Precip & Wind
Rain % Wind mph
Daily Breakdown
Swipe to see all 9 days
| Metric | Wed15 | Thu16 | Fri17 | Sat18 | Sun19 | Mon20 | Tue21 | Wed22 | Thu23 |
|---|---|---|---|---|---|---|---|---|---|
| Condition | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Thunderstorms | Thunderstorms | Thunderstorms |
| High / Low | 90°/64° | 91°/68° | 92°/70° | 94°/71° | 94°/72° | 99°/75° | 92°/75° | 97°/72° | 94°/76° |
| Precip | 0% | 0% | 0% | 27% | 0% | 0% | 34% | 52% | 46% |
| Wind | 11 mphgust 18 | 10 mphgust 17 | 10 mphgust 16 | 8 mphgust 15 | 9 mphgust 18 | 8 mphgust 18 | 11 mphgust 23 | 15 mphgust 22 | 13 mphgust 21 |
| Pressure | 30.02" stable | 29.96" falling | 29.93" falling | 29.87" falling | 29.81" falling | 29.75" falling | 29.83" rising | 29.85" stable | 29.77" falling |
| UV Index | 9 | 8 | 9 | 9 | 10 | 10 | 7 | 9 | 6 |
| Sunrise | 6:20 AM | 6:21 AM | 6:22 AM | 6:22 AM | 6:23 AM | 6:24 AM | 6:25 AM | 6:26 AM | 6:27 AM |
| Sunset | 9:04 PM | 9:04 PM | 9:03 PM | 9:02 PM | 9:02 PM | 9:01 PM | 9:00 PM | 9:00 PM | 8:59 PM |
| Bite Rating | 3/5NEW | 3/5NEW | 2/5waxing crescent | 2/5waxing crescent | 2/5waxing crescent | 2/5waxing crescent | 2/5first quarter | 2/5first quarter | 3/5first quarter |
Today Read
Harlan County ReservoirWind read
Calm
8 mph avg
Water read
78°
Warm-water bite
Air range
64° / 90°
today
Precip
0%
low concern
Today's forecast for Harlan County Reservoir has calm wind, 64F to 90F air temperatures, 0% chance of precipitation, and 78F water.
Fishing Forecast
NEW
3/5
Major
2:36 PM - 5:06 PM
Minor
7:09 AM - 8:39 AM
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July 12, 2026
Fish Species
14Water Temperature History
Current
78°
Jul 19
Low
33°
Nov 20
Average
59°
Last 12 Months
Warmest avg: July (78°F)
Coolest avg: December (34°F)
Rapid warming: April → May (+12°F)
Sharpest cooling: October → November (-19°F)
Weather Forecast
Wind speed, gusts, and pressure trends for trip timing.
7 day view
Hourly Wind Forecast
Swipe days or tap points
15
12am - 11pm
Wind SpeedWind Gust
Tap pointsPeak Wind
11 mph
5pm
Peak Gust
18 mph
highest gust
Pressure
30.09 inHg
rising
Visibility
16 mi
0% clouds
Tap chart for details, swipe left or right for different days.Tap chart for details • Swipe for different days
Daily Pressure Forecast
Pressure stability helps plan windows
Pressure
Tap for detailsTap chart points for pressure details
Nearby Lakes
Fishing Forecast
3/5NEW
Major2:36 PM - 5:06 PM
Minor7:09 AM - 8:39 AM
Water at 78°F -- warm-water species active.
Fish Species
14Nearby Lakes
Lake facts
About Harlan County Reservoir
Direct answers from the lake profile and latest available condition data. Verify access, regulations, weather alerts, and safety conditions with local authorities.
The latest available LakeMonster reading for Harlan County Reservoir, updated Jul 15, 2026, shows 78°F surface water temperature, clear, 11 mph wind. Conditions can vary across the lake and change quickly, so check local weather, access notices, and on-water observations before acting.
Harlan County Reservoir has 13,248 acres based on the latest lake profile available to LakeMonster.
Harlan County Reservoir is listed in Republican City, Harlan County, NE. Check the responsible local or state agency for current access rules, permits, closures, and boating restrictions.
LakeMonster lists Largemouth bass, Smallmouth bass, White bass, Black crappie, White crappie, Channel catfish, Flathead catfish, Blue catfish, Walleye, Northern pike, Bluegill, Redear sunfish, Yellow perch, Gar for Harlan County Reservoir. A species listing does not guarantee current activity; use current temperature, weather, recent reports, and local regulations when planning.