Alert archive / Wyoming / Special Weather Statements in 2021

Special Weather Statement, NWS Cheyenne, WY

May 15, 2021Carbon County, Wyoming

NWS Cheyenne, WY issued this special weather statement at May 15, 2021, 6:03 PM MDT for Carbon County, Wyoming. It was in force for 57 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 15, 2021, 6:03 PM MDT (00:03 UTC)
Expired: May 15, 2021, 7:00 PM MDT
In force: 57 min
Issued by: NWS Cheyenne, WY

County Carbon County, WY

The radar

The Riverton/Lander radar (KRIW), 177 km from the middle of the area, began a volume at 00:05 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, May 15, 6:03 PM MDT, 0 minutes before

Special Weather Statement
National Weather Service Cheyenne WY
603 PM MDT Sat May 15 2021

WYZ109-160100-
Central Carbon County WY-
603 PM MDT Sat May 15 2021

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL CARBON COUNTY UNTIL 700
PM MDT...

At 602 PM MDT, Doppler radar was tracking a strong thunderstorm near
Rawlins, moving east at 15 mph.

Half inch hail and winds in excess of 40 mph will be possible with
this storm.

This strong thunderstorm will be near...
  Rawlins around 615 PM MDT.
  Sinclair around 635 PM MDT.

This includes Interstate 80 in Wyoming between mile markers 206 and
227.

LAT...LON 4173 10737 4184 10738 4191 10699 4165 10697
TIME...MOT...LOC 0002Z 270DEG 14KT 4177 10730

Rubin

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 15, 6:19 PM MDT	Special Weather Statement	CYS	Carbon	56 min
May 16, 12:52 PM MDT	Areal Flood Advisory	CYS	Albany	3 hr
May 16, 4:42 PM MDT	Special Weather Statement	CYS		33 min
May 16, 5:11 PM MDT	Special Weather Statement	CYS	Carbon	34 min
May 16, 5:26 PM MDT	Severe Thunderstorm Warning	CYS	Carbon	49 min

Nearby

Special Weather Statements in Wyoming, 2021 Every special weather statement in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.