Heavy Rainfall and Severe Thunderstorms in the Southern Plains

A slow moving front combined with tropical moisture will maintain the threat of locally considerable flash/urban flooding across much of Texas and Oklahoma through Friday. Isolated severe storms capable of mainly severe wind gusts appear possible over portions of Kansas, Oklahoma, and Texas this afternoon and evening. Read More >

Overview

During the afternoon and evening hours of March 30, 2022, a line of storms progressed across northeast Kansas producing wind gusts of 50-60mph. Several circulations developed along the leading edge of the line with the strongest circulation producing a discontinuous tornado path across Jefferson County. The strongest damage, rated EF-1, was found at the end of the damage path south of Nortonville, KS.

Tornado
Radar

Tornadoes

Tornado - 4 Miles NNE of Ozawkie
Jefferson County, KS

Date	March 29, 2020
Time (Local)	7:56PM - 8:06PM
EF Rating	EF-1
Est. Peak Winds	97 mph
Path Length	9.72 miles
Max Width	10 yards
Injuries/Deaths	0/0
Summary: EF-0 to EF-1 damage was identified along a 9.7 mile path across Jefferson County. The discontinuous path began 4 miles north-northeast of Ozawkie and ended 1 mile south-southeast of Nortonville. The highest-rated damage was found at the end of the damage path.

Track Map

Downloadable KMZ File


Walls of brick outbuilding collapsed 1 mile south of Nortonville. (NWS Survey)	Outbuilding flipped over 1 mile south of Nortonville, knocking down a metal fence. (NWS Survey)	Scattered damage around a farm 1 mile south of Nortonville. (NWS Survey)	Metal outbuilding destroyed 4 miles east of Valley Falls. (NWS Survey)

The Enhanced Fujita (EF) Scale classifies tornadoes into the following categories:

EF0 Weak 65-85 mph	EF1 Moderate 86-110 mph	EF2 Significant 111-135 mph	EF3 Severe 136-165 mph	EF4 Extreme 166-200 mph	EF5 Catastrophic 200+ mph

Radar


Radar Loop from 7:33PM to 8:22PM. (Loop via AWIPS, NOAA)	Radar reflectivity (left) and storm-relative velocity (right) from KTWX radar at 8:04PM. (Image taken from GR2Analyst)

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Heavy Rainfall and Severe Thunderstorms in the Southern Plains

March 29, 2022 Jefferson County Tornado