Kansas, 1999

Tornadoes and Flash Flooding in Kansas, July 1 to 30, 1999

July 1 to 30, 1999 · NWS ICT · 51 events in 15 counties and zones

27 thunderstorm wind, 10 hail, 10 flash flood, 3 tornado, 1 flood, as filed by the National Weather Service.

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

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
$200
Crop damage
None recorded
Events
51

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.

The radar

The Topeka radar (KTWX), 125 km away, was scanning. The volume nearest the first event began at 10:28 UTC.

Open the radar archive at this moment

Event by event

27 thunderstorm wind, 10 hail, 10 flash flood, 3 tornado, 1 flood. Local standard time, as filed.

Flood, Saline

When
July 1, 12:01 AM CST to 8:00 AM CST
Where
Saline forecast zone
Reported by
TRAINED SPOTTER
Coordinates
38.784, -97.650 (the zone’s center; the record gives no point)

Very heavy rains induced flooding along the Gupsum Creek.

Hail, Harper

When
July 1, 4:27 AM CST
Where
Harper County, 8 mi W of Anthony
Measured
0.75 in hail
Reported by
LAW ENFORCEMENT
Coordinates
37.150, -98.180

Hail, Harper

When
July 1, 5:00 AM CST
Where
Harper County, Anthony
Measured
1.25 in hail
Reported by
TRAINED SPOTTER
Coordinates
37.150, -98.030

Thunderstorm Wind, Sumner

When
July 1, 5:30 AM CST
Where
Sumner County, 3 mi S of Milan
Measured
52 kt (60 mph)
Reported by
TRAINED SPOTTER
Coordinates
37.200, -97.680

Tree limbs blown down.

Flash Flood, Sumner

When
July 1, 5:48 AM CST to 6:30 AM CST
Where
Sumner County, Argonia
Reported by
LAW ENFORCEMENT
Coordinates
37.237, -97.477 (the zone’s center; the record gives no point)

Torrential rains flooded many roads including Highway 81 which was closed.

Flash Flood, Harper

When
July 1, 6:00 AM CST to 7:00 AM CST
Where
Harper County, 5 mi NW of Harper
Reported by
LAW ENFORCEMENT
Coordinates
37.192, -98.075 (the zone’s center; the record gives no point)

Torrential rains flooded Highway 2. A trained spotter also reported the flooding of secondary roads.

Thunderstorm Wind, Cowley

When
July 1, 6:41 AM CST
Where
Cowley County, Winfield
Measured
52 kt (60 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
37.250, -96.980

Flash Flood, Cowley

When
July 1, 7:00 AM CST to 7:35 AM CST
Where
Cowley County, Arkansas City
Reported by
LAW ENFORCEMENT
Coordinates
37.238, -96.837 (the zone’s center; the record gives no point)

Torrential rains caused widespread street flooding.

Thunderstorm Wind, Chautauqua

When
July 1, 7:38 AM CST
Where
Chautauqua County, 2 mi NE of Elgin
Measured
52 kt (60 mph)
Reported by
TRAINED SPOTTER
Coordinates
37.020, -96.250

Thunderstorm Wind, Chautauqua

When
July 1, 7:40 AM CST
Where
Chautauqua County, Peru
Measured
52 kt (60 mph)
Reported by
TRAINED SPOTTER
Coordinates
37.080, -96.100

Thunderstorm Wind, Chautauqua

When
July 1, 7:50 AM CST
Where
Chautauqua County, Niotaze
Measured
52 kt (60 mph)
Reported by
TRAINED SPOTTER
Coordinates
37.070, -96.020

Thunderstorm Wind, Montgomery

When
July 1, 7:58 AM CST
Where
Montgomery County, Independence
Measured
52 kt (60 mph)
Reported by
LAW ENFORCEMENT
Coordinates
37.230, -95.720

Trees and tree limbs blown down throughout town.

Flash Flood, Chautauqua

When
July 1, 8:00 AM CST to 12:00 PM CST
Where
Chautauqua County, Sedan
Reported by
LAW ENFORCEMENT
Coordinates
37.150, -96.245 (the zone’s center; the record gives no point)

Torrential rains caused widespread flooding, especially in and around Cedar Vale where the flooding reached some homes, the hospital, and nursing home. The flooding was reported by both law enforcement officials and co-operative observers.

Thunderstorm Wind, Montgomery

When
July 1, 8:03 AM CST
Where
Montgomery County, Coffeyville
Measured
50 kt (58 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
37.030, -95.630

Measured at Coffeyville Airport.

Thunderstorm Wind, Labette

When
July 1, 8:08 AM CST
Where
Labette County, Edna
Measured
52 kt (60 mph)
Reported by
TRAINED SPOTTER
Coordinates
37.050, -95.370

Thunderstorm Wind, Montgomery

When
July 1, 8:20 AM CST
Where
Montgomery County, 4 mi N of Coffeyville
Measured
52 kt (60 mph)
Reported by
LAW ENFORCEMENT
Coordinates
37.080, -95.630

Trees blown down.

Flash Flood, Labette

When
July 1, 8:25 AM CST to 9:00 AM CST
Where
Labette County, Edna
Reported by
TRAINED SPOTTER
Coordinates
37.191, -95.298 (the zone’s center; the record gives no point)

Major street flooding.

Flash Flood, Montgomery

When
July 1, 8:30 AM CST to 9:00 AM CST
Where
Montgomery County, Elk City
Reported by
LAW ENFORCEMENT
Coordinates
37.193, -95.743 (the zone’s center; the record gives no point)

Torrential rains caused flooding of many rural areas across the county.

Tornado, Sedgwick

When
July 6, 4:50 PM CST to 4:55 PM CST
Where
Sedgwick County, 5 mi N of Wichita
Rating
F0
Path length
0.5 mi
Path width
55 yd
Reported by
TRAINED SPOTTER
Coordinates
37.770, -97.330

Brief touchdown in open country.

Thunderstorm Wind, Sedgwick

When
July 6, 4:55 PM CST
Where
Sedgwick County, Maize
Measured
63 kt (72 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
37.770, -97.470

Tornado, Sedgwick

When
July 6, 4:57 PM CST to 5:00 PM CST
Where
Sedgwick County, Wichita
Rating
F0
Path length
0.5 mi
Path width
55 yd
Reported by
LAW ENFORCEMENT
Coordinates
37.700, -97.330

Brief touchdown in North Wichita.

Thunderstorm Wind, Sedgwick

When
July 6, 4:57 PM CST
Where
Sedgwick County, Wichita
Measured
65 kt (75 mph)
Reported by
OFFICIAL NWS OBS.
Coordinates
37.700, -97.330

Occurred at Mid-Continent Airport.

Tornado, Sedgwick

When
July 6, 5:10 PM CST
Where
Sedgwick County, Wichita
Rating
F0
Path length
0.5 mi
Path width
55 yd
Reported by
LAW ENFORCEMENT
Coordinates
37.700, -97.330

Brief touchdown in Northwest Wichita.

Hail, Butler

When
July 6, 5:50 PM CST
Where
Butler County, 2 mi W of Leon
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
37.680, -96.820

Hail, Reno

When
July 6, 6:27 PM CST
Where
Reno County, Hutchinson
Measured
1.75 in hail
Reported by
GENERAL PUBLIC
Coordinates
38.070, -97.920

Hail, Harper

When
July 7, 2:32 PM CST
Where
Harper County, Attica
Measured
1 in hail
Reported by
EMERGENCY MANAGER
Coordinates
37.230, -98.230

Hail, Harper

When
July 7, 3:35 PM CST
Where
Harper County, Anthony
Measured
0.75 in hail
Reported by
LAW ENFORCEMENT
Coordinates
37.150, -98.030

Hail, Chase

When
July 9, 2:26 PM CST
Where
Chase County, 2 mi NE of Strong City
Measured
0.75 in hail
Reported by
GENERAL PUBLIC
Coordinates
38.420, -96.500

Hail, Marion

When
July 9, 2:43 PM CST
Where
Marion County, 4 mi W of Lincolnville
Measured
0.88 in hail
Reported by
GENERAL PUBLIC
Coordinates
38.500, -97.030

Hail, Marion

When
July 9, 3:50 PM CST to 4:50 PM CST
Where
Marion County, Peabody
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
38.170, -97.100

Thunderstorm Wind, Harvey

When
July 9, 4:05 PM CST
Where
Harvey County, 3 mi W of Newton
Measured
52 kt (60 mph)
Reported by
TRAINED SPOTTER
Coordinates
38.050, -97.400

Thunderstorm Wind, Sedgwick

When
July 9, 4:35 PM CST
Where
Sedgwick County, 2 mi E of Valley Center
Measured
52 kt (60 mph)
Reported by
BROADCAST MEDIA
Coordinates
37.830, -97.330

Thunderstorm Wind, Reno

When
July 9, 4:37 PM CST
Where
Reno County, 1 mi SW of Partridge
Measured
52 kt (60 mph)
Reported by
EMERGENCY MANAGER
Coordinates
37.950, -98.100

Thunderstorm Wind, Sedgwick

When
July 9, 4:52 PM CST
Where
Sedgwick County, Wichita
Measured
52 kt (60 mph)
Reported by
GENERAL PUBLIC
Coordinates
37.700, -97.330

Thunderstorm Wind, Butler

When
July 9, 4:55 PM CST
Where
Butler County, Benton
Measured
52 kt (60 mph)
Reported by
EMERGENCY MANAGER
Coordinates
37.780, -97.120

Thunderstorm Wind, Sedgwick

When
July 9, 5:04 PM CST
Where
Sedgwick County, Park City
Measured
52 kt (60 mph)
Reported by
EMERGENCY MANAGER
Coordinates
37.800, -97.320

Flash Flood, Sedgwick

When
July 9, 5:14 PM CST
Where
Sedgwick County, Valley Center
Reported by
AMATEUR RADIO
Coordinates
37.685, -97.461 (the zone’s center; the record gives no point)

Street flooding.

Flash Flood, Sedgwick

When
July 9, 6:00 PM CST to 10:30 PM CST
Where
Sedgwick County, Wichita
Reported by
LAW ENFORCEMENT
Coordinates
37.685, -97.461 (the zone’s center; the record gives no point)

Slow-moving thunderstorms drenched the Wichita metropolitan area with 2-3 inch rains. Widespread street flooding resulted with water as much as 4 feet deep leaving many vehicles stalled in downtown Wichita. As the thunderstorms drifted south, the flash flooding spread into South Wichita where high water covered most county roads.

Thunderstorm Wind, Sumner

When
July 9, 6:10 PM CST to 6:18 PM CST
Where
Sumner County, Wellington to 6 mi W of Wellington
Measured
52 kt (60 mph)
Reported by
GENERAL PUBLIC
Coordinates
37.270, -97.520

Affected Wellington Lake.

Flash Flood, Rice

When
July 16, 7:05 PM CST to July 17, 5:00 PM CST
Where
Rice County, 1 mi S of Sterling
Reported by
LAW ENFORCEMENT
Coordinates
38.347, -98.201 (the zone’s center; the record gives no point)

Slow-moving thunderstorms produced rainfalls of 2-3 inches across most of Rice County. Excessive runoff occurred well into the afternoon that resulted in the closure of many roads, especially across east and northeast Rice County.

Flash Flood, Reno

When
July 16, 7:30 PM CST to July 17, 9:30 AM CST
Where
Reno County, Hutchinson
Reported by
EMERGENCY MANAGER
Coordinates
37.953, -98.086 (the zone’s center; the record gives no point)

Widespread thunderstorms covering most of Reno County produced rainfalls up to 7 inches in and around Hutchinson within a 3-hour period. The torrential rains caused major flash flooding across Hutchinson that inundated many homes, businesses and streets. Flood waters reached depths of 4 feet in some locations that resulted in the closures of many streets.

Thunderstorm Wind, Russell

When
July 30, 5:37 PM CST
Where
Russell County, Bunker Hill
Measured
52 kt (60 mph)
Reported by
LAW ENFORCEMENT
Coordinates
38.870, -98.680

Hail, Russell

When
July 30, 5:49 PM CST
Where
Russell County, 5 mi N of Dorrance
Measured
0.75 in hail
Reported by
LAW ENFORCEMENT
Coordinates
38.920, -98.580

Thunderstorm Wind, Russell

When
July 30, 5:49 PM CST
Where
Russell County, 5 mi N of Dorrance
Measured
52 kt (60 mph)
Reported by
LAW ENFORCEMENT
Coordinates
38.920, -98.580

Thunderstorm Wind, Russell

When
July 30, 6:18 PM CST
Where
Russell County, 5 mi N of Dorrance
Measured
61 kt (70 mph)
Reported by
TRAINED SPOTTER
Coordinates
38.920, -98.580

Thunderstorm Wind, Russell

When
July 30, 6:40 PM CST
Where
Russell County, 5 mi N of Dorrance
Measured
61 kt (70 mph)
Reported by
TRAINED SPOTTER
Coordinates
38.920, -98.580

Thunderstorm Wind, Rice

When
July 30, 8:40 PM CST
Where
Rice County, Saxman
Measured
52 kt (60 mph)
Property damage
$200
Reported by
GENERAL PUBLIC
Coordinates
38.280, -98.120

Window blown out of minivan.

Thunderstorm Wind, Rice

When
July 30, 9:10 PM CST
Where
Rice County, Saxman
Measured
52 kt (60 mph)
Reported by
TRAINED SPOTTER
Coordinates
38.280, -98.120

Thunderstorm Wind, Saline

When
July 30, 9:20 PM CST
Where
Saline County, 5 mi NE of New Cambria
Measured
52 kt (60 mph)
Reported by
TRAINED SPOTTER
Coordinates
38.930, -97.430

Thunderstorm Wind, Rice

When
July 30, 9:25 PM CST
Where
Rice County, Saxman
Measured
52 kt (60 mph)
Reported by
TRAINED SPOTTER
Coordinates
38.280, -98.120

Thunderstorm Wind, Reno

When
July 30, 11:06 PM CST to 11:15 PM CST
Where
Reno County, Hutchinson to 20 mi N of Plevna
Measured
52 kt (60 mph)
Reported by
LAW ENFORCEMENT
Coordinates
38.070, -98.280

Tree damage.

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.
Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.
Tornado
A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.

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

The same day elsewhere

More

Every storm in Kansas in 1999Every state in 1999This day in weather historyThe tornado archive for Kansas, 1999Warnings in Kansas, July 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: 5704840, 5704286, 5704287, 5704288, 5704289, 5704290, 5704292, 5704291, 5704295, 5704296, 5704293, 5704297, 5704369, 5704294, 5704298, 5704370, 5704371, 5704372, 5704374, 5704373, 5704375, 5704376, 5704377, 5704378, 5704379, 5704380, 5704381, 5704382, 5704383, 5704384, 5704385, 5704386, 5704387, 5704388, 5704389, 5704390, 5704391, 5704839, 5704392, 5704393, and more.