Heat, Des Moines
- When
- August 31, 4:21 AM CST to 11:00 PM CST
- Where
- Des Moines forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 40.923, -91.181 (the zone’s center; the record gives no point)
Heat in Iowa, August 31, 2000
A frontal boundary stalled to the south of the region. Southerly winds ahead of the front pumped hot and humid air northward into the region.
Where it happened
Every event with a place to put it; 11 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
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 11
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 DVN wrote it up.
A frontal boundary stalled to the south of the region. Southerly winds ahead of the front pumped hot and humid air northward into the region. Temperatures topped out in the lower to middle 90s. These hot temperatures combined with high humidity resulted in dangerous heat indices of 105 to 115 degrees during the afternoon.
The radar
The national radar mosaic for the moment the first event began.
Event by event
11 heat. Local standard time, as filed.
Heat, Henry
- When
- August 31, 4:21 AM CST to 11:00 PM CST
- Where
- Henry forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 40.988, -91.544 (the zone’s center; the record gives no point)
Heat, Iowa
- When
- August 31, 4:21 AM CST to 11:00 PM CST
- Where
- Iowa forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 41.686, -92.065 (the zone’s center; the record gives no point)
Heat, Jefferson
- When
- August 31, 4:21 AM CST to 11:00 PM CST
- Where
- Jefferson forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 41.032, -91.949 (the zone’s center; the record gives no point)
Heat, Johnson
- When
- August 31, 4:21 AM CST to 11:00 PM CST
- Where
- Johnson forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 41.672, -91.588 (the zone’s center; the record gives no point)
Heat, Keokuk
- When
- August 31, 4:21 AM CST to 11:00 PM CST
- Where
- Keokuk forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 41.337, -92.179 (the zone’s center; the record gives no point)
Heat, Louisa
- When
- August 31, 4:21 AM CST to 11:00 PM CST
- Where
- Louisa forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 41.219, -91.260 (the zone’s center; the record gives no point)
Heat, Muscatine
- When
- August 31, 4:21 AM CST to 11:00 PM CST
- Where
- Muscatine forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 41.484, -91.113 (the zone’s center; the record gives no point)
Heat, Scott
- When
- August 31, 4:21 AM CST to 11:00 PM CST
- Where
- Scott forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 41.637, -90.623 (the zone’s center; the record gives no point)
Heat, Van Buren
- When
- August 31, 4:21 AM CST to 11:00 PM CST
- Where
- Van Buren forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 40.753, -91.950 (the zone’s center; the record gives no point)
Heat, Washington
- When
- August 31, 4:21 AM CST to 11:00 PM CST
- Where
- Washington forecast zone
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 41.336, -91.718 (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
- Hail and Damaging Winds in Mississippi, August 31, 2000
- Damaging Wind in Louisiana, August 31, 2000
- Damaging Wind in Minnesota, August 31, 2000
- Damaging Winds in Louisiana, August 31, 2000
- Damaging Wind in Louisiana, August 31, 2000
- Damaging Wind in Louisiana, August 31, 2000
- Damaging Wind in Louisiana, August 31, 2000
- Lightning Strike in Louisiana, August 31, 2000
- Damaging Wind in Louisiana, August 31, 2000
- Tornado in Nevada, August 31, 2000
- Damaging Wind in Louisiana, August 31, 2000
- Damaging Wind in Arkansas, August 31, 2000
More
Every storm in Iowa in 2000Every state in 2000This day in weather historyWarnings in Iowa, August 2000
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: 5171785, 5171786, 5171787, 5171788, 5171789, 5171790, 5171791, 5171792, 5171793, 5171794, 5171795.