Kentucky, 2010

Excessive Heat in Kentucky, August 12, 2010

August 12, 2010 · NWS JKL · 23 events in 23 counties and zones

Strong high pressure continued to bring very hot and humid weather to eastern Kentucky during the afternoon and early evening hours of August 12th. High temperatures for numerous counties reached 93 to 98 degrees, with heat index values at or above 100 degrees.

Where it happened

Every event with a place to put it; 23 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
23

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS JKL wrote it up.

Strong high pressure continued to bring very hot and humid weather to eastern Kentucky during the afternoon and early evening hours of August 12th. High temperatures for numerous counties reached 93 to 98 degrees, with heat index values at or above 100 degrees.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Jackson, KY wrote its last area forecast discussion before the first event at Aug 12, 10:07 AM EST, 53 minutes earlier.

Area forecast discussion, Aug 12, 10:07 AM EST, 53 minutes before
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Hazardous weather outlook, Aug 12, 2:10 AM EST, 8 hours 50 minutes before
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The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

23 excessive heat. Local standard time, as filed.

Excessive Heat, Knox

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Knox forecast zone
Reported by
Official NWS Observations
Coordinates
36.891, -83.854 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Owsley

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Owsley forecast zone
Reported by
Official NWS Observations
Coordinates
37.419, -83.683 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Perry

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Perry forecast zone
Reported by
Official NWS Observations
Coordinates
37.244, -83.221 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Knott

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Knott forecast zone
Reported by
Official NWS Observations
Coordinates
37.354, -82.954 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Estill

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Estill forecast zone
Reported by
Official NWS Observations
Coordinates
37.693, -83.964 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Lee

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Lee forecast zone
Reported by
Official NWS Observations
Coordinates
37.595, -83.716 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Wayne

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Wayne forecast zone
Reported by
Official NWS Observations
Coordinates
36.801, -84.829 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Montgomery

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Montgomery forecast zone
Reported by
Official NWS Observations
Coordinates
38.034, -83.913 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Elliott

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Elliott forecast zone
Reported by
Official NWS Observations
Coordinates
38.118, -83.098 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Pulaski

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Pulaski forecast zone
Reported by
Official NWS Observations
Coordinates
37.104, -84.577 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Whitley

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Whitley forecast zone
Reported by
Official NWS Observations
Coordinates
36.758, -84.145 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Harlan

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Harlan forecast zone
Reported by
Official NWS Observations
Coordinates
36.857, -83.218 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Rowan

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Rowan forecast zone
Reported by
NWS Storm Survey
Coordinates
38.196, -83.421 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Fleming

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Fleming forecast zone
Reported by
NWS Storm Survey
Coordinates
38.370, -83.697 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Rockcastle

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Rockcastle forecast zone
Reported by
Official NWS Observations
Coordinates
37.365, -84.316 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Clay

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Clay forecast zone
Reported by
Official NWS Observations
Coordinates
37.160, -83.715 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Johnson

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Johnson forecast zone
Reported by
Official NWS Observations
Coordinates
37.847, -82.831 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Wolfe

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Wolfe forecast zone
Reported by
Official NWS Observations
Coordinates
37.739, -83.493 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Letcher

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Letcher forecast zone
Reported by
Official NWS Observations
Coordinates
37.121, -82.855 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Powell

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Powell forecast zone
Reported by
Official NWS Observations
Coordinates
37.831, -83.824 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, McCreary

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
McCreary forecast zone
Reported by
Official NWS Observations
Coordinates
36.737, -84.484 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Laurel

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Laurel forecast zone
Reported by
Official NWS Observations
Coordinates
37.111, -84.118 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

Excessive Heat, Morgan

When
August 12, 11:00 AM EST to 5:00 PM EST
Where
Morgan forecast zone
Reported by
Official NWS Observations
Coordinates
37.922, -83.259 (the zone’s center; the record gives no point)

This marked the fourth consecutive day with temperatures and heat indices meeting or exceeding advisory criteria. Therefore, an excessive heat warning was issued.

What these are

Excessive Heat
Heat at or above the local excessive heat warning criteria, or heat that caused deaths.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Kentucky in 2010Every state in 2010This day in weather historyWarnings in Kentucky, August 2010

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 245361, 245362, 245363, 245364, 245366, 245368, 245369, 245370, 245371, 245372, 245373, 245432, 245433, 245434, 245435, 245436, 245437, 245438, 245439, 245440, 245441, 245443, 245444.