Isolated to widely scattered storms developed along remnant outflow boundaries on the  afternoon the 15th. Saturated soils from previous rainfall in the week led to flash flooding with the afternoon and evening storms. Minor to moderate river flooding also occurred along the Jacks Fork, Current, and Big Piney rivers along with Roubidoux Creek. A few severe storms occurred and one storm near Fair Grove produced an intermittent EF-0 tornado that impacted homes, trees and outbuildings.

Flash Flood in TEXAS, MISSOURI
From 15-MAY-23 20:45:00 to 16-MAY-23 00:00:00 (CST-6)
Location: HOUSTON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Walnut Street and the Oak Hill Bridge was closed at Brushy Creek due to flooding.

Thunderstorm Wind in DALLAS, MISSOURI
From 15-MAY-23 14:50:00 to 15-MAY-23 14:50:00 (CST-6)
Location: OLIVE
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A personal weather station measured a wind gust of 61 mph.

Tornado in GREENE, MISSOURI
From 15-MAY-23 14:41:00 to 15-MAY-23 14:46:00 (CST-6)
Location: FAIR GROVE
Tornado F-scale: EF0
Property damage: 100.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A National Weather Service storm survey determined that an intermittent EF-0 tornado touched down near Fair Grove, Missouri and tracked to the northwest about a mile and a half. Maximum wind speeds were 77 mph with a maximum path width of 75 yards. At the start point of the tornado, a home sustained minor damage to siding., otherwise sporadic and sparse tree damage was noted along the tornadoes path. Just before lifting, several outbuildings suffered significant damage.

Hail in POLK, MISSOURI
From 15-MAY-23 14:32:00 to 15-MAY-23 14:32:00 (CST-6)
Location: BRIGHTON
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: State Official

Nickle sized hail was reported.

Heavy Rain in TEXAS, MISSOURI
From 15-MAY-23 18:31:00 to 15-MAY-23 19:26:00 (CST-6)
Location: HOUSTON
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Rainfall of 2.50 inches was reported over a 45 minute period of time.

Flash Flood in WRIGHT, MISSOURI
From 15-MAY-23 18:05:00 to 16-MAY-23 00:00:00 (CST-6)
Location: MIDWAY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Newton Road at Praire Branch was flooded and impassable.

Flash Flood in WRIGHT, MISSOURI
From 15-MAY-23 21:45:00 to 16-MAY-23 02:00:00 (CST-6)
Location: RAYBORN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Route E at the Gasconade River was closed due to flooding.

Flash Flood in WRIGHT, MISSOURI
From 15-MAY-23 22:05:00 to 16-MAY-23 02:00:00 (CST-6)
Location: JERKTAIL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Route Z at Elk Creek was closed due to flooding.

Heavy Rain in WRIGHT, MISSOURI
From 15-MAY-23 21:30:00 to 15-MAY-23 21:30:00 (CST-6)
Location: BOYER
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Rainfall of 3.09 inches was reported.

Flash Flood in DALLAS, MISSOURI
From 15-MAY-23 15:47:00 to 15-MAY-23 23:00:00 (CST-6)
Location: OLIVE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

The intersection of Highway 65 and Stockwood Road were impassable due to high water at a low water area.

Flash Flood in GREENE, MISSOURI
From 15-MAY-23 16:50:00 to 15-MAY-23 23:00:00 (CST-6)
Location: HICKORY BARREN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Route CC was closed due to flooding of a low water area.

Flash Flood in JASPER, MISSOURI
From 15-MAY-23 18:57:00 to 16-MAY-23 00:00:00 (CST-6)
Location: SARCOXIE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: State Official

Highway 40 at Center Creek was closed due to flooding.

Flash Flood in WRIGHT, MISSOURI
From 15-MAY-23 21:45:00 to 16-MAY-23 02:00:00 (CST-6)
Location: JERKTAIL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Route Z at Elk Creek was flooded and impassable.

Flood in TEXAS, MISSOURI
From 15-MAY-23 21:20:00 to 16-MAY-23 03:00:00 (CST-6)
Location: ROUBIDOUX
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Route M at Roubidoux Creek was flooded and impassable.

Flood in TEXAS, MISSOURI
From 15-MAY-23 21:20:00 to 16-MAY-23 03:00:00 (CST-6)
Location: PRESCOTT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Route BB at Big Piney Creek was flooded and impassable.