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John W. Flannagan Reservoir

John W. Flannagan Reservoir Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in John W. Flannagan Reservoir, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Lake Water Temperature Information

43°F

TODAY

44°F

YESTERDAY

43°F

A WEEK AGO

As of today, the minimum water temperature in the John W. Flannagan Reservoir ranges from 41°F (5°C) to 47°F (8°C). This water temperature is still quite low, and swimming in such conditions may only be comfortable for hardened individuals. It is recommended to limit the time spent in the water to avoid hypothermia. For those not accustomed to cold water, it is better to refrain from swimming. However, if you decide to enter the water, it is advisable to wear a warm wetsuit for protection against the cold.

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.

Analysis, Historical Data, and Forecast of Water Temperature

Water Temperature Chart for John W. Flannagan Reservoir Over the Last 30 Days

Today the water temperature in John W. Flannagan Reservoir is lower than the same day in previous years. The water temperature range here in February is from 37°F to 66°F. The water temperature has decreased over the past 7 days but has increased over the past month.

The forecasted water temperature values for John W. Flannagan Reservoir are presented in the table below.

The actual water temperature values near the shore may differ by a few degrees from the stated values. For the development of the forecast, we use our own mathematical model that takes into account the current water temperature changes, historical data, and key weather trends, including wind strength and direction, and air temperature in each specific region.

Daily Water Temperature Chart

DateCurrentAverageForecast
Feb 1643°F52°F
Feb 1743°F52°F
Feb 1844°F52°F
Feb 1944°F52°F
Feb 2043°F52°F
Feb 2143°F52°F
Feb 2244°F52°F
Feb 2343°F52°F
Feb 2452°F43°F
Feb 2552°F44°F
Feb 2652°F44°F
Feb 2752°F45°F
Feb 2852°F45°F
Mar 162°F46°F
Mar 262°F47°F
Mar 362°F48°F
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Water Temperature Ranges in John W. Flannagan Reservoir by Month

January

MinimumAverageMaximum
36°F49°F63°F

February

MinimumAverageMaximum
37°F52°F66°F

March

MinimumAverageMaximum
57°F62°F66°F

April

MinimumAverageMaximum
68°F72°F77°F

May

MinimumAverageMaximum
70°F74°F79°F

June

MinimumAverageMaximum
72°F76°F81°F

July

MinimumAverageMaximum
82°F86°F90°F

August

MinimumAverageMaximum
77°F81°F86°F

September

MinimumAverageMaximum
77°F82°F86°F

October

MinimumAverageMaximum
70°F74°F79°F

November

MinimumAverageMaximum
63°F67°F72°F

December

MinimumAverageMaximum
57°F61°F66°F

Monthly Water Temperature Histogram for John W. Flannagan Reservoir

John W. Flannagan Reservoir Weather

FEBRUARY 23

30°F / 43°F
clear sky

rain: 1% | wind: 6 mph

FEBRUARY 24

27°F / 55°F
overcast

rain: 1% | wind: 6 mph

FEBRUARY 25

34°F / 59°F
overcast

rain: 15% | wind: 10 mph

FEBRUARY 26

37°F / 63°F
overcast

rain: 10% | wind: 5 mph

FEBRUARY 27

39°F / 54°F
dense intensity drizzle

rain: 48% | wind: 8 mph

FEBRUARY 28

37°F / 45°F
light drizzle

rain: 33% | wind: 10 mph

Water Temperature in John W. Flannagan Reservoir: General Trends and Swimming Opportunities

John W.

John W. Flannagan Reservoir is a small lake. Its surface area is 1.84 sq mi (4.76 sq km). These are small water bodies often used for recreation, fishing, or irrigation.

The water temperature in John W. Flannagan Reservoir varies throughout the year, ranging from 54°F (12°C) in January to 90°F (32°C) in July. The average annual water temperature of the lake is 72°F (22°C). The months when the average water temperature in John W. Flannagan Reservoir exceeds 68 degrees Fahrenheit (20°C) are April, May, June, July, August, September and October.

The nearest cities ans towns to John W. Flannagan Reservoir are: Jenkins, Pikeville, Coal Run Village, Whitesburg in Kentucky and Clintwood, Grundy, Wise, Coeburn, Norton, Castlewood in Virginia.

Geographical Location of John W. Flannagan Reservoir

Frequently Asked Questions About John W. Flannagan Reservoir and its Water Temperatures

What is the current water temperature in John W. Flannagan Reservoir?

The water temperature today in John W. Flannagan Reservoir is 43°F (6.0°C).

What is the water temperature in John W. Flannagan Reservoir during the summer months?

The average water temperature in John W. Flannagan Reservoir during the summer months is typically between 76°F to 86°F (24°C to 30°C), and it can reach up to 90°F (32°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in John W. Flannagan Reservoir in May?

The average water temperature in John W. Flannagan Reservoir in May ranges from 70°F to 79°F (21°C to 26°C).

What is the water temperature in John W. Flannagan Reservoir in September?

The average water temperature in John W. Flannagan Reservoir in September is typically between 77°F to 86°F (25°C to 30°C).

Where is John W. Flannagan Reservoir located?

John W. Flannagan Reservoir is located in the United States in the state of Virginia, in the county of Dickenson, at an elevation of 1486 feet (453 meters) above sea level. The surface area of the lake is 1.840 sq mi (4.76 sq km).

Is it possible to swim in John W. Flannagan Reservoir and what are the possibilities for this?

Yes, it is possible to swim in John W. Flannagan Reservoir, Virginia. The reservoir offers dedicated swimming areas and beaches for this purpose.

What are the coordinates of John W. Flannagan Reservoir?

John W. Flannagan Reservoir is located at coordinates 37.2020°N 82.4160°W.

Is Lake John W. Flannagan Reservoir a popular vacation spot among Americans?

John W. Flannagan Reservoir is among the top 1,000 most popular lakes in the United States, which is impressive considering there are tens of thousands of lakes in the country.

What species of fish can be found in John W. Flannagan Reservoir?

John W. Flannagan Reservoir is home to fish species such as Largemouth bass (best caught in Spring, Fall), Smallmouth bass (Spring, Fall), Spotted bass (Spring, Fall), Bluegill (Spring, Summer), Black crappie (Spring, Fall), White crappie (Spring, Fall), Channel catfish (Spring, Summer), Flathead catfish (Spring, Summer), Walleye (Spring, Fall), Rainbow trout (Spring, Fall).