Elwood Reservoir — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Elwood Reservoir, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Elwood Reservoir today is 21.4°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience. It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart Over the Last 30 Days
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JUN 3 | 21.0°C | 21.0°C | |
| JUN 4 | 20.3°C | 21.0°C | |
| JUN 5 | 20.5°C | 21.0°C | |
| JUN 6 | 20.4°C | 21.0°C | |
| JUN 7 | 21.0°C | 21.0°C | |
| JUN 8 | 21.0°C | 21.0°C | |
| JUN 10 | 21.4°C | 21.0°C | |
| JUN 11 | 21.0°C | 21.4°C | |
| JUN 12 | 21.0°C | 21.4°C | |
| JUN 13 | 21.0°C | 21.3°C | |
| JUN 14 | 21.0°C | 21.3°C | |
| JUN 15 | 21.0°C | 21.3°C | |
| JUN 16 | 21.0°C | 21.3°C | |
| JUN 17 | 21.0°C | 21.3°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 1°C | 4°C | 6°C |
| February | 1°C | 5°C | 9°C |
| March | 2°C | 8°C | 15°C |
| April | 8°C | 14°C | 19°C |
| May | 12°C | 16°C | 21°C |
| June | 18°C | 21°C | 24°C |
| July | 21°C | 26°C | 30°C |
| August | 24°C | 27°C | 29°C |
| September | 20°C | 23°C | 26°C |
| October | 11°C | 16°C | 21°C |
| November | 5°C | 10°C | 14°C |
| December | 0°C | 3°C | 5°C |
Elwood Reservoir: Water Temperature by Location
Elwood Reservoir: Weather Forecast
June 9
June 10
June 11
June 12
June 13
Location & Local Information
Lake of Elwood Reservoir in Nebraska experiences a wide range of surface water temperatures through the year, influenced by air temperature, depth, and inflows. In winter the lake often chills close to freezing, commonly around 32–40°F (0–4°C). Spring brings a steady rise, with surface temperatures typically between 45–60°F (7–16°C) as the water mixes and warms. Peak summer conditions usually put the surface in the 70–85°F range (21–29°C), although shallow bays can warm higher on hot, calm days. As autumn arrives the surface cools back down to roughly 50–65°F (10–18°C). Local weather patterns, wind, and water clarity can push these ranges higher or lower in any given year, and deeper water remains cooler than the surface.
Swimming is generally permitted at many Nebraska reservoirs, including Elwood, as they are managed for multiple recreational uses; however access is subject to posted rules and seasonal safety concerns. There are often no lifeguards, and managers may close areas or post advisories for harmful algal blooms, low water, hazardous submerged structures, strong currents, or waterfowl management periods. Cold spring and late‑fall water temperatures also raise risks of cold shock, so swimmers should heed signage, monitor local water quality reports, and use appropriate caution when entering the reservoir.