Nor'easter Bringing Dangerous Coastal Conditions to the Mid-Atlantic; Pacific Storm to Impact the Southwest U.S.

A Nor'easter well off the East Coast will slowly track north this week and may gain some subtropical characteristics. Strong onshore winds will bring flooding, dangerous marine conditions, and beach erosion along the Mid-Atlantic coast. A Pacific storm will bring gusty winds, severe thunderstorms, and mountain snow to portions of California and the Southwest U.S. through Thursday. Read More >

Overview

A Tornado occurred over northern Weld County late in the afternoon of June 12th. There was sporadic damage from 5.5 miles south southwest of Hereford to 2 miles north of Hereford along the Colorado-Wyoming border. All of the damage was in the EF-0 to EF-1 range. In addition large hail from 3 to 4 inches inches in diameter occurred with the storm.

Tornado
Photos & Video
Radar

Tornadoes:

Tornado - LOCATION
COUNTY NAME

Date	June 12th, 2017
Time (Local)	440 PM to 457 PM MDT
EF Rating	EF-1
Est. Peak Winds	111 mph
Path Length	7.7 miles
Max Width	300 yards
Injuries/Deaths	None
Summary: A tornado tracked across northern Weld County from 5.5 miles south southwest of Hereford to the Colorado-Wyoming border north of Hereford. The tornado continued across Wyoming before lifting northwest of Carpenter, WY.

Track Map

Track Map

EF-Scale

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 & Video:


Photo Michael Charnick NWS GJT	3 Separate Mesocyclones

Radar:


Radar Image at 445 pm MDT	Radar Image at 450 pm MDT

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Nor'easter Bringing Dangerous Coastal Conditions to the Mid-Atlantic; Pacific Storm to Impact the Southwest U.S.

June 12th Tornado over Weld County