Heat, St. Charles
- When
- July 12, 12:00 PM CST to July 13, 5:00 PM CST
- Where
- St. Charles forecast zone
- Coordinates
- 38.782, -90.675 (the zone’s center; the record gives no point)
Heat in Missouri, July 12 to 13, 1997
The first real Heat Wave of the summer hit the weekend of july 12-13. High temperatures were in the mid 90s with Heat Indices around 105.
Where it happened
Every event with a place to put it; 3 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
The toll
- Deaths
- 0
- Injuries
- 14
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 3
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 real Heat Wave of the summer hit the weekend of july 12-13. High temperatures were in the mid 90s with Heat Indices around 105. Eight people were treated in the City of St. Louis and 6 in St. Louis County for heat related illnesses.
The radar
The national radar mosaic for the moment the first event began.
Event by event
3 heat. Local standard time, as filed.
Heat, St. Louis
- When
- July 12, 12:00 PM CST
- Where
- St. Louis forecast zone
- Injuries
- 6 direct, 0 indirect
- Coordinates
- 38.641, -90.443 (the zone’s center; the record gives no point)
Heat, St. Louis (C)
- When
- July 12, 12:00 PM CST
- Where
- St. Louis (C) forecast zone
- Injuries
- 8 direct, 0 indirect
- Coordinates
- 38.627, -90.198 (the zone’s center; the record gives no point)
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
- Heat in Pennsylvania, July 12 to 18, 1997
- Heat in New Jersey, July 12 to 19, 1997
- Lightning Strikes in Florida, July 12, 1997
- Lightning Strike in Florida, July 12, 1997
- Flash Flood in North Dakota, July 12, 1997
- Damaging Wind in Iowa, July 12, 1997
- Damaging Wind in Nebraska, July 12, 1997
- Damaging Wind in Louisiana, July 12, 1997
- Lightning Strike in Florida, July 12, 1997
- Lightning Strike in Florida, July 12, 1997
- Heat in Maryland, July 12 to 19, 1997
- Heat in Delaware, July 12 to 19, 1997
More
Every storm in Missouri in 1997Every state in 1997This day in weather historyWarnings in Missouri, July 1997
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 2026-09-30. Each event’s entry at NCEI: 5607541, 5607542, 5607543.