Thunderstorms and Heavy Rainfall in the Mid-Atlantic; Fire Weather Concerns in the West

Thunderstorms are expected to bring heavy rain and potential significant flash and urban flooding to the Mid-Atlantic on Thursday, especially along the I-95 urban corridor. Dry conditions, gusty winds, and isolated dry thunderstorms will continue to bring a critical fire weather threat to the northwestern Great Basin into the interior Northwest through Thursday. Read More >

Overview

An EF-1 tornado struck near Patton, MO around 2:50 PM on April 28. The tornado was associated with a thunderstorm that occurred on the northern edge of an area of stronger instability that extended southward into the lower Mississippi Valley. A Severe Thunderstorm Watch was in effect for parts of the area.

Tornado
Photos
Radar

Tornadoes:

Tornado - Patton, MO
BOLLINGER COUNTY

Date	Apr. 28, 2021
Time (Local)	2:50 PM CDT
EF Rating	EF-1
Est. Peak Winds	105 mph
Path Length	3.5 miles
Max Width	225 yd
Injuries/Deaths	0 / 0
Summary: Damage was mainly to trees, with thousands of large trees snapped or uprooted. Near the beginning of the path, along Highway M, south of Patton, a tractor trailer and several farm items were blown around such as a fuel tank and planks. A small shed was blown away. A mobile home lost some of its shingles.

Track Map - Click for full size

Track Map EF-Scale

Downloadable KMZ File (opens path map in Google Earth)

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

Photos - click for full size

Trees down and semi rolled over


Tree blowdown (NWS damage surveyor)	Snapped trees (NWS damage surveyor)	Semi and trailer rolled (NWS damage surveyor)	Trees down (NWS damage surveyor)

Radar - click for full size

White dots are lightning strikes


4 PM Regional Radar with lightning	3 PM lightning	2:45 PM Summary of watches & warnings, from Iowa State Univ.	2:45 PM Radar with Severe T-storm Watch, from Iowa State

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Thunderstorms and Heavy Rainfall in the Mid-Atlantic; Fire Weather Concerns in the West

EF-1 Tornado in Bollinger County, MO