A , which envelops Larimer, Logan, Morgan, Washington, and Weld counties. The storm also extended into parts of Wyoming and Nebraska. It was labeled with the rare “Particularly Dangerous Situation” designation by forecasters from the National Weather Service.
With the warning came expectation of hail the size of softballs in some areas, and winds up to 60 miles per hour. At least one tornado was spotted near Hereford, Colo., near the Wyoming border. Photos and videos of weather abnormalities that resulted from the storm are already on social media from various users. Here are a few:
Tornado beginning to rope out near Grover, CO at 5:05 p.m.
— Quincy Vagell (@stormchaserQ)
Luckily only a few of these, north of Severance.
— Chris Crownhart (@ccrownhart)
Those winds out there are STRONG. Here's a few shots of a barn that blew over into a neighbors yard Send me any wind damage pix!
— Makenzie O'Keefe (@makenziepokeefe)
Egg size hail 5 miles SW of Nunn on WCR 29.
— Chris Spears (@ChrisSpearsWx)
https://twitter.com/erazzx/status/874366601587458052
https://twitter.com/CalebWestering/status/874395021096693763
Two supercells NC/CO amazing structure.
— Jeff Piotrowski (@Jeff_Piotrowski)
Just shot this tornado on Hwy 85 and Rd 22 in Cheyenne
— Daryl Orr (@WxWyDaryl)
https://twitter.com/AliciaMBentley/status/874400686955352064
https://twitter.com/RWTTROBMARTINEZ/status/874404325392515073
4:40PM mdt. Supercell about to swallow Grover, CO. String inflow.
— Hunter Anderson (@tor_hunt)
https://twitter.com/charnick_wx/status/874407704730750976
Making the trek back to . Mission was a success.
— WhatsThisCloud ⛅️ (@whatsthiscloud)
https://www.instagram.com/p/BVQhaktFPjo/



