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Alkali Lake — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in Alkali Lake, trends, monthly ranges and the forecast for the coming days.

Lake Sakakawea, United States
Lake Sakakawea, United States © By MatthewUND, GFDL

Current Water Temperature

11.7°C
Today
10.6°C
Yesterday
13.0°C
A Week Ago
Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature in Alkali Lake today is 11.7°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

❌ As of today, the minimum water temperature ranges from 50°F (10°C) to 54°F (12°C). The water is slightly warmer, but still cool for most people. Swimming in such conditions is possible, but for most people, the time spent in the water should be limited to avoid hypothermia. Even experienced swimmers may feel discomfort if they stay in the water for too long. To improve comfort and safety, a wetsuit can be used. 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

From September 11 to October 12

Table of Daily Sea Temperature Data

Date Current Average Forecast
OCT 513.0°C10.5°C
OCT 611.9°C10.5°C
OCT 711.9°C10.5°C
OCT 812.4°C10.5°C
OCT 911.8°C10.5°C
OCT 1010.9°C10.5°C
OCT 1110.6°C10.5°C
OCT 1211.5°C10.5°C
OCT 1310.5°C11.6°C
OCT 1410.5°C11.6°C
OCT 1510.5°C11.5°C
OCT 1610.5°C11.5°C
OCT 1710.5°C11.4°C
OCT 1810.5°C11.3°C
OCT 1910.5°C11.3°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
January1°C7°C12°C
February1°C8°C15°C
March1°C9°C17°C
April2°C11°C20°C
May6°C14°C21°C
June15°C19°C22°C
July17°C22°C28°C
August21°C25°C28°C
September16°C19°C22°C
October5°C11°C16°C
November4°C7°C9°C
December1°C5°C8°C

Alkali Lake: Water Temperature by Location

Alkali Lake: Weather Forecast

October 13

° / °
overcast
rain: 8% | wind:

October 14

° / °
overcast
rain: 5% | wind:

October 15

° / °
overcast
rain: 19% | wind:

October 16

° / °
overcast
rain: 5% | wind:

October 17

° / °
mainly clear
rain: 1% | wind:

October 18

° / °
overcast
rain: 0% | wind:

Location & Local Information

Alkali lakes in North Dakota are typically shallow, closed-basin water bodies whose temperatures respond quickly to air temperature and sunlight. During winter months the surface commonly reaches freezing, around 32°F (0°C) or lower when ice forms. In spring the lake warms into a broad range roughly 40–60°F (4–15°C) as snowmelt and cool rains dominate. Summer surface temperatures can typically climb to about 60–75°F (15–24°C) in average conditions, and in shallow, sun-exposed areas late in hot spells the surface can approach 80°F (27°C). By autumn the water cools back toward 50–60°F (10–15°C). Deeper pockets, when present, remain cooler than shallow margins, and short-term spikes or drops depend on wind, cloud cover, and seasonal precipitation.

Swimming at an alkali lake can be possible but is not universally recommended. Many such lakes have elevated alkalinity and mineral content that can irritate skin and eyes, and their shallow warmth favours algal blooms and bacterial growth in late summer, which can create health risks. Access is also variable: some lakes are on private land or have posted restrictions to protect habitat. If considering a swim, follow local advisories, respect signage and property boundaries, and avoid entering water during known algal blooms or when authorities warn against recreation.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Alkali Lake?
Water Temperature in Alkali Lake today is 11.7°C.
What is the water temperature in Alkali Lake during the summer months?
The water temperature in Alkali Lake in summer fluctuates in the range of 15°C - 28°C.
Is it possible to swim in Alkali Lake and what are the possibilities for this?
No, it's not possible to swim in Alkali Lake, North Dakota due to its hypersaline water. Therefore, it doesn't provide any recreational swimming opportunities.