Missouri, 1998Flooding in Missouri, July 30, 1998
July 30, 1998 · NWS EAX · 4 events in 4 counties and zones
4 flood, as filed by the National Weather Service.
Every event with a place to put it; 4 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
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 4
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.
Flood, Pettis
- When
- July 30, 3:00 AM CST
- Where
- Pettis County, Sedalia
- Coordinates
- 38.728, -93.285 (the zone’s center; the record gives no point)
One to two inches of rain in less than two hours resulted in numerous reports of street flooding in Sedalia. Highway 50 was closed in both directions out of Sedalia until 415 AM CST.
Flood, Cass
- When
- July 30, 6:10 AM CST
- Where
- Cass County, 7 mi NE of Harrisonville
- Coordinates
- 38.647, -94.355 (the zone’s center; the record gives no point)
A National Weather Service employee reported a water depth of approximately 3 feet covering Route P, 7 miles northeast of Harrisonville. The highwater was adjacent to the entrance of a public golf course.
Flood, Jackson
- When
- July 30, 6:22 AM CST
- Where
- Jackson County, Unity Vlg
- Coordinates
- 39.009, -94.346 (the zone’s center; the record gives no point)
Very heavy rain resulted in the overtopping of several small lakes in Unity Village. The excess water from the overtopping lakes flowed into and contributed to the river flooding along the Blue River.
Flood, Johnson
- When
- July 30, 8:40 AM CST
- Where
- Johnson County, Knob Noster
- Coordinates
- 38.744, -93.806 (the zone’s center; the record gives no point)
One to three inches of rain fell in less than 3 hours across much of Johnson County. This heavy rain resulted in numerous reports of flooded roadways and intersections. In Knob Nobster, Highway 23 was closed northward to the Blackwatrer River and Highway 50 to the Lafayette County line were closed due to high water.
- Flood
- Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Heat in Oklahoma, July 30, 19981 death · 1 event
- Tornado and Hail in West Virginia, July 30, 1998$153,000 · F1 · 3 events
- Damaging Winds in Idaho, July 30, 1998$200,000 · 61 kt wind · 2 events
- Flash Flooding and Hail in New Mexico, July 30, 19981 injured · $63,000 · 0.88 in hail · 5 events
- Flash Flooding in Kentucky, July 30, 1998$90,000 · 4 events
- Damaging Winds in Tennessee, July 30, 1998$45,000 · 4 events
- Flood in Florida, July 30, 1998$50,000 · 1 event
- Tornado and Flood in Maryland, July 30, 1998$40,000 · F0 · 4 events
- Flash Flooding and Flood in Tennessee, July 30, 1998$26,000 · 4 events
- Flash Flooding in Missouri, July 30, 1998$20,000 · 2 events
- Damaging Wind in Missouri, July 30, 1998$20,000 · 55 kt wind · 1 event
- Lightning Strike in Kentucky, July 30, 1998$20,000 · 1 event
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: 5656084, 5656085, 5656082, 5656083.