Two separate Low Top Supercell thunderstorm complex's moved through the Ozarks. The first, during the early morning hours produced hail up to golf balls in size, damaging straight line winds and an EF-0 tornado as it moved through the Missouri Ozarks. The EF-0 tornado downed trees and power lines northwest of Camdenton Missouri. The second complex later produced several reports of large hail.

Thunderstorm Wind in CAMDEN, MISSOURI
From 20-JUL-18 03:34:00 to 20-JUL-18 03:34:00 (CST-6)
Location: NEONGWAH
Magnitude: 56.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Numerous trees were uprooted and power-lines downed by winds estimated at 60-70 mph.

Thunderstorm Wind in CAMDEN, MISSOURI
From 20-JUL-18 03:34:00 to 20-JUL-18 03:34:00 (CST-6)
Location: NEONGWAH
Magnitude: 56.00 EG
Property damage: 35.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Two (2) docks were flipped over and a home had significant roof damage. A detached carport was flipped over and destroyed. The roof of a covered deck was blown off and a small antenna tower was bent over. Minor damage was reported to a few other homes. Time based on radar estimate.

Thunderstorm Wind in CAMDEN, MISSOURI
From 20-JUL-18 03:40:00 to 20-JUL-18 03:40:00 (CST-6)
Location: NEONGWAH
Magnitude: 52.00 EG
Property damage: 12.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous trees and powerlines were reported down with some trees on homes. A few docks were flipped between the 5 and 7 mile markers of the Little Niangua arm of Lake of the Ozarks. The time was  estimated via radar.

Hail in HICKORY, MISSOURI
From 20-JUL-18 02:34:00 to 20-JUL-18 02:34:00 (CST-6)
Location: PRESTON
Magnitude: 1.75 
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

Golf ball sized hail was reported near the Preston Cafe.  Some superficial damage to windows and window screens occurred. This was a delayed report with the time estimated by radar.

Hail in GREENE, MISSOURI
From 20-JUL-18 05:55:00 to 20-JUL-18 05:55:00 (CST-6)
Location: FAIR GROVE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter-sized hail was reported just west and south west of Fair Grove. The time was estimated by radar.

Hail in NEWTON, MISSOURI
From 20-JUL-18 22:52:00 to 20-JUL-18 22:52:00 (CST-6)
Location: HORNET
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Half Dollar size hail was reported.

Hail in MCDONALD, MISSOURI
From 20-JUL-18 23:27:00 to 20-JUL-18 23:27:00 (CST-6)
Location: PINEVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Quarter size hail was reported.

Hail in MCDONALD, MISSOURI
From 21-JUL-18 00:27:00 to 21-JUL-18 00:27:00 (CST-6)
Location: SOUTH WEST CITY
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Up to nickle size hail was reported.

Hail in MCDONALD, MISSOURI
From 21-JUL-18 00:29:00 to 21-JUL-18 00:29:00 (CST-6)
Location: PACK
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Nickel and quarter-sized hail was reported just north of Southwest City off of MO-43.

Thunderstorm Wind in CAMDEN, MISSOURI
From 20-JUL-18 03:33:00 to 20-JUL-18 03:33:00 (CST-6)
Location: NEONGWAH
Magnitude: 56.00 EG
Property damage: 30.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Five (5) docks were damaged or flipped. Numerous trees and large limbs were reported down along and near Cedar Ridge Circle and Holly Lane. Winds were estimated at 70-80 mph. The time was estimated based on radar.

Hail in SHANNON, MISSOURI
From 20-JUL-18 15:52:00 to 20-JUL-18 15:52:00 (CST-6)
Location: BIRCH TREE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter size hail was reported.

Hail in SHANNON, MISSOURI
From 20-JUL-18 16:02:00 to 20-JUL-18 16:02:00 (CST-6)
Location: WINONA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Up to nickle size hail was reported at the Cube Express.

Hail in SHANNON, MISSOURI
From 20-JUL-18 16:03:00 to 20-JUL-18 16:03:00 (CST-6)
Location: WINONA
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Quarter to Golf Ball size hail was reported in a rural area.

Hail in SHANNON, MISSOURI
From 20-JUL-18 16:04:00 to 20-JUL-18 16:04:00 (CST-6)
Location: LOW WASSIE
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail to the size of ping ping balls fell in a rural area with little to no damage reported.

Hail in NEWTON, MISSOURI
From 20-JUL-18 22:10:00 to 20-JUL-18 22:10:00 (CST-6)
Location: BELFAST
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Nickle size hail was reported.

Hail in NEWTON, MISSOURI
From 20-JUL-18 22:17:00 to 20-JUL-18 22:17:00 (CST-6)
Location: NEOSHO ARPT
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Half dollar size hail was reported.

Hail in TEXAS, MISSOURI
From 20-JUL-18 14:56:00 to 20-JUL-18 14:56:00 (CST-6)
Location: CABOOL
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Dime size hail was reported.

Tornado in CAMDEN, MISSOURI
From 20-JUL-18 03:32:00 to 20-JUL-18 03:33:00 (CST-6)
Location: NEONGWAH
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A National Weather Service survey found numerous large tree limbs were down, trees uprooted and power lines down. This damage was within a larger area of straight line wind damage. Peak wind speeds were estimated at 80 mph. The tornado path length was 0.12 miles and width maximum was 75 yards. The tornado starting location was 7.5 miles NW of Camdenton and ended 7.4 miles NW Camdenton. The tornado was on the ground for duration of approximately 1 minute.