Missouri, 1999

Flooding in Missouri, May 1 to 11, 1999

May 1 to 11, 1999 · NWS EAX · 6 events in 6 counties and zones

Minor to moderate river flooding that began in April continued into May on the South Grand River at Urich, the Platte River at Sharps Station and Platte City, the Grand River at Brunswick, and on the Missouri River at Waverly, Glasgow, and Boonville. While most of the streams fell below flood stage on May 1st and 2nd, further heavy rains helped keep the Missouri above flood stage at Waverly…

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

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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 EAX wrote it up.

Minor to moderate river flooding that began in April continued into May on the South Grand River at Urich, the Platte River at Sharps Station and Platte City, the Grand River at Brunswick, and on the Missouri River at Waverly, Glasgow, and Boonville. While most of the streams fell below flood stage on May 1st and 2nd, further heavy rains helped keep the Missouri above flood stage at Waverly through May 11.

The radar

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

Open the radar archive at this moment

Event by event

6 flood. Local standard time, as filed.

Flood, Howard

When
May 1, 12:00 AM CST to 11:59 PM CST
Where
Howard forecast zone
Reported by
OFFICIAL NWS OBS.
Coordinates
39.143, -92.696 (the zone’s center; the record gives no point)

Flood, Cooper

When
May 1, 12:00 AM CST to May 2, 11:59 PM CST
Where
Cooper forecast zone
Reported by
OFFICIAL NWS OBS.
Coordinates
38.844, -92.810 (the zone’s center; the record gives no point)

Flood, Henry

When
May 1, 12:00 AM CST to May 2, 11:59 PM CST
Where
Henry forecast zone
Reported by
OFFICIAL NWS OBS.
Coordinates
38.385, -93.793 (the zone’s center; the record gives no point)

Flood, Platte

When
May 1, 12:00 AM CST to 11:59 PM CST
Where
Platte forecast zone
Reported by
OFFICIAL NWS OBS.
Coordinates
39.381, -94.774 (the zone’s center; the record gives no point)

Flood, Chariton

When
May 1, 12:00 AM CST to 11:59 PM CST
Where
Chariton forecast zone
Reported by
OFFICIAL NWS OBS.
Coordinates
39.515, -92.963 (the zone’s center; the record gives no point)

Flood, Lafayette

When
May 1, 12:00 AM CST to May 11, 11:59 PM CST
Where
Lafayette forecast zone
Reported by
OFFICIAL NWS OBS.
Coordinates
39.066, -93.785 (the zone’s center; the record gives no point)

What these are

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.

The same day elsewhere

More

Every storm in Missouri in 1999Every state in 1999This day in weather historyWarnings in Missouri, May 1999

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: 5698723, 5698724, 5698725, 5698726, 5698727, 5698728.