Heat in Missouri, June 23 to 30, 1998

Name: Heat in Missouri, June 23 to 30, 1998
Start: 1998-06-23T12:00
End: 1998-06-30T12:00
Location: Missouri

June 23 to 30, 1998 · NWS LSX · 6 events in 6 counties and zones

The first heat wave of the summer caused 3 deaths and at least 143 heat related injuries. High temperatures wee in the middle 90s with the heat index from 105 to 110.

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: 3
Injuries: 143
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 LSX wrote it up.

The first heat wave of the summer caused 3 deaths and at least 143 heat related injuries. High temperatures wee in the middle 90s with the heat index from 105 to 110.

The radar

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

Open the radar archive at this moment

Event by event

6 heat. Local standard time, as filed.

Heat, St. Louis

When: June 23, 12:00 PM CST to June 30, 12:00 PM CST
Where: St. Louis forecast zone
Deaths: 3 direct, 0 indirect
Injuries: 52 direct, 0 indirect
Reported by: GOVT OFFICIAL
Coordinates: 38.641, -90.443 (the zone’s center; the record gives no point)

Heat, St. Louis (C)

When: June 23, 12:00 PM CST to June 30, 12:00 PM CST
Where: St. Louis (C) forecast zone
Injuries: 85 direct, 0 indirect
Reported by: GOVT OFFICIAL
Coordinates: 38.627, -90.198 (the zone’s center; the record gives no point)

Heat, St. Charles

When: June 23, 12:00 PM CST to June 30, 12:00 PM CST
Where: St. Charles forecast zone
Injuries: 2 direct, 0 indirect
Reported by: GOVT OFFICIAL
Coordinates: 38.782, -90.675 (the zone’s center; the record gives no point)

Heat, Iron

When: June 23, 12:00 PM CST to June 30, 12:00 PM CST
Where: Iron forecast zone
Injuries: 2 direct, 0 indirect
Reported by: GOVT OFFICIAL
Coordinates: 37.504, -90.690 (the zone’s center; the record gives no point)

Heat, Reynolds

When: June 23, 12:00 PM CST to June 30, 12:00 PM CST
Where: Reynolds forecast zone
Injuries: 1 direct, 0 indirect
Reported by: GOVT OFFICIAL
Coordinates: 37.362, -90.969 (the zone’s center; the record gives no point)

Heat, St. Francois

When: June 23, 12:00 PM CST to June 30, 12:00 PM CST
Where: St. Francois forecast zone
Injuries: 1 direct, 0 indirect
Reported by: GOVT OFFICIAL
Coordinates: 37.810, -90.472 (the zone’s center; the record gives no point)

The people who died

As the offices recorded each death: direct deaths were caused by the weather itself, indirect ones by something it set in motion.

Event	Date	Age	Sex	Where	Kind
Heat, St. Louis	1998-06-30	92	Male	Permanent Home	Direct
Heat, St. Louis	1998-06-30	90	Female	Permanent Home	Direct
Heat, St. Louis	1998-06-30	87	Male	Permanent Home	Direct

What these are

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

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

The same day elsewhere

Every storm in Missouri in 1998 Every state in 1998 This day in weather history Warnings in Missouri, June 1998

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: 5663140, 5663141, 5663142, 5663143, 5663144, 5663145.