Excessive Heat and Heat in Missouri, July 4 to 9, 2022

Name: Excessive Heat and Heat in Missouri, July 4 to 9, 2022
Start: 2022-07-04T11:00
End: 2022-07-09T19:00
Location: Missouri

July 4 to 9, 2022 · NWS MEG · 6 events in 2 counties and zones

Upper-level high pressure strengthened over the region. Hot and humid conditions developed in early July and continued for much of the month.

Where it happened

Every event with a place to put it; 6 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: 6

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 MEG wrote it up.

Upper-level high pressure strengthened over the region. Hot and humid conditions developed in early July and continued for much of the month.

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 Memphis, TN wrote its last area forecast discussion before the first event at Jul 4, 5:27 AM CST, 5 hours 33 minutes earlier.

Area forecast discussion, Jul 4, 5:27 AM CST, 5 hours 33 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, Jul 4, 3:07 AM CST, 7 hours 53 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The radar

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

Open the radar archive at this moment

Event by event

4 heat, 2 excessive heat. Local standard time, as filed.

Heat, Dunklin

When: July 4, 11:00 AM CST to July 5, 11:00 AM CST
Where: Dunklin forecast zone
Reported by: AWOS
Coordinates: 36.106, -90.166 (the zone’s center; the record gives no point)

Heat index values reached 105 degrees or more.

Heat, Pemiscot

When: July 4, 11:00 AM CST to July 5, 11:00 AM CST
Where: Pemiscot forecast zone
Reported by: AWOS
Coordinates: 36.211, -89.785 (the zone’s center; the record gives no point)

Heat index values reached 105 degrees or more.

Excessive Heat, Dunklin

When: July 5, 11:00 AM CST to July 8, 7:00 PM CST
Where: Dunklin forecast zone
Reported by: AWOS
Coordinates: 36.106, -90.166 (the zone’s center; the record gives no point)

Heat index values reached or exceeded 110 degrees each afternoon.

Excessive Heat, Pemiscot

When: July 5, 11:00 AM CST to July 8, 7:00 PM CST
Where: Pemiscot forecast zone
Reported by: AWOS
Coordinates: 36.211, -89.785 (the zone’s center; the record gives no point)

Heat index values reached or exceeded 110 degrees each afternoon.

Heat, Dunklin

When: July 8, 7:00 PM CST to July 9, 7:00 PM CST
Where: Dunklin forecast zone
Reported by: AWOS
Coordinates: 36.106, -90.166 (the zone’s center; the record gives no point)

Heat index values reached or exceeded 105 degrees.

Heat, Pemiscot

When: July 8, 7:00 PM CST to July 9, 7:00 PM CST
Where: Pemiscot forecast zone
Reported by: AWOS
Coordinates: 36.211, -89.785 (the zone’s center; the record gives no point)

Heat index values reached or exceeded 105 degrees.

What these are

Heat: Heat below excessive heat criteria that still caused deaths, injuries or significant impacts.
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

Every storm in Missouri in 2022 Every state in 2022 This day in weather history Warnings in Missouri, July 2022

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 2026-10-01. Each event’s entry at NCEI: 1046126, 1046127, 1047023, 1047024, 1047025, 1047026.