Alert archive / Wyoming / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 17, NWS Cheyenne, WY

June 7, 1987Platte County, Wyoming

NWS Cheyenne, WY issued this severe thunderstorm warning at Jun 7, 1987, 7:25 PM MDT for Platte County, Wyoming. It was in force for 65 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jun 7, 1987, 7:25 PM MDT (01:25 UTC)
Expired: Jun 7, 1987, 8:30 PM MDT
In force: 65 min
Issued by: NWS Cheyenne, WY
Area: Whole counties

County Platte County, WY

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

Time	Report	Where	Remark
Jun 7, 7:30 PM MDT	Hail 1.75	Platte, WY
Jun 7, 8:30 PM MDT	Hail 1.75	Platte, WY

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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, Jun 7, 1:32 PM MDT, 5 hours 53 minutes before

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Special weather statement, Jun 7, 3:11 PM MDT, 4 hours 14 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
300 PM MDT SUN JUN 7 1987

...STRONG THUNDERSTORMS CONTINUE IN SOUTH ALBANY COUNTY WYOMING...

AT 300 PM MDT...A VERY STRONG THUNDERSTORM WAS OVER SOUTH ALBANY COUNTY
WYOMING...20 MILES WEST OF LARAMIE. THIS STORM PRODUCED VERY HEAVY RAIN
IN ALBANY WYOMING AROUND 230 PM. AT 250 PM...THE ALBANY COUNTY SHERIFF
REPORTED PEA SIZE HAIL COVERING HIGHWAY 11 JUST NORTHWEST OF ALBANY.
THE STORM WAS MOVING NORTHEAST AT 15 TO 20 MILES AN HOUR. IT WILL
LIKELY PASS JUST NORTHWEST OF LARAMIE THE DURING THE NEXT HOUR.

ANOTHER STRONG THUNDERSTORM WAS IN NORTH ALBANY COUNTY...45 MILES
SOUTHEAST OF CASPER.

THUNDERSTORMS WILL CONTINUE OVER SOUTHEAST WYOMING INTO THE EVENING
HOURS...DISSIPATING AROUND SUNSET. BRIEF HEAVY RAIN...GUSTY WIND AND
SMALL HAIL CAN BE EXPECTED WITH THESE STORMS.
JPK

Special weather statement, Jun 7, 6:14 PM MDT, 1 hour 11 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 7, 6:30 PM MDT	Severe Thunderstorm Warning	CYS	Albany, Platte	60 min
Jun 7, 7:35 PM MDT	Tornado Warning	CYS	Platte	55 min
Jun 7, 8:30 PM MDT	Severe Thunderstorm Warning	CYS	Laramie, Platte	60 min
Jun 7, 9:03 PM MDT	Flash Flood Warning	CYS	Platte	3 hr
Jun 7, 9:33 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	57 min
Jun 7, 10:04 PM MDT	Tornado Warning	CYS	Goshen	56 min
Jun 8, 2:44 PM MDT	Severe Thunderstorm Warning	CYS	Deuel	46 min
Jun 8, 2:58 PM MDT	Tornado Warning	CYS	Deuel	32 min

Nearby

Severe Thunderstorm Warnings in Wyoming, 1987 Every severe thunderstorm warning in 1987

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data.