
McCanaughy Lake
Nearly everything about Lake McConaughy is big. At 30,000 surface acres it is Nebraska’s largest reservoir, its dam is among the largest of its type in the world and its fish grow to trophy proportions, accounting for several state records. Even its nickname, “Big Mac,” reflects its size. Lake Mac’s white sand beaches and clear waters are a favorite with campers, boaters, wind surfers, swimmers, water skiers, picnickers, scuba divers, hunters, anglers and others seeking outdoor fun. Fishing has long been a favorite activity at Lake McConaughy, with its cool, clear, deep waters. Game fish species include walleye, channel catfish, Northern pike, wiper, smallmouth and white bass, among others.
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McCanaughy Lake
Nearly everything about Lake McConaughy is big. At 30,000 surface acres it is Nebraska’s largest reservoir, its dam is among the largest of its type in the world and its fish grow to trophy proportions, accounting for several state records. Even its nickname, “Big Mac,” reflects its size. Lake Mac’s white sand beaches and clear waters are a favorite with campers, boaters, wind surfers, swimmers, water skiers, picnickers, scuba divers, hunters, anglers and others seeking outdoor fun. Fishing has long been a favorite activity at Lake McConaughy, with its cool, clear, deep waters. Game fish species include walleye, channel catfish, Northern pike, wiper, smallmouth and white bass, among others.
Read more detailsCurrent Conditions
Water Temperature
Current water temperature for McCanaughy Lake is 46°F.
Current Snapshot
Forecast: Sunday, May 4
Windy
Hourly Insights
Temperature
Precipitation
Wind
Sun, Moon & UV
Solunar Fishing Forecast
Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)
12:59 AM - 3:29 AM
10:59 AM - 1:29 PM
5:36 PM - 7:06 PM
7:44 AM - 9:14 AM
Outlook for Sunday at McCanaughy Lake
Expect temperatures ranging from 45°F to 74°F. Skies look partly cloudy with little chance of precipitation. Winds will be averaging 14 mph, with potential gusts reaching up to 28 mph. The maximum UV index will be 9 (Very High), so plan sun protection accordingly. For anglers, today's fishing action is rated 2/5 (Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 12:59 AM and 10:59 AM, or try the minor windows near 5:36 PM and 7:44 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for McCanaughy Lake.
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Lake Information
Common Fish Species
Nearby Lakes
Water Temperature History
Trends for McCanaughy Lake
Current Temp
Latest recorded surface temperature.
Lowest in Period
34°F
On Jan 22
Coldest point in the Last 12 Months.
Average in Period
50°F
Typical temp during the Last 12 Months.
Temperature Trend: Last 12 Months
Surface temperature over the selected period.
Key Observations (Last 12 Months)
- Warmest avg: July (77°F).
- Coolest avg: February (34°F).
- Rapid warming often occurs: May → June (+14°F).
- Sharpest cooling trend: September → October (-12°F).
Weather Forecast
Wind speed and pressure trends
Hourly Wind Forecast
Wind Direction
117°
Pressure
1013 mb
Cloud Cover
0%
Visibility
21 miles
Daily Pressure Forecast


Frequently Asked Questions About McCanaughy Lake
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