Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 113, NWS Norman, OK

May 21, 1987Oklahoma County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at May 21, 1987, 11:53 PM CDT for Oklahoma County, Oklahoma. It was in force for 52 min. 1 report 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: May 21, 1987, 11:53 PM CDT (04:53 UTC)
Expired: May 22, 1987, 12:45 AM CDT
In force: 52 min
Issued by: NWS Norman, OK
Area: Whole counties

County Oklahoma County, OK

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
May 22, 12:00 AM CDT	Hail 0.88	Oklahoma, OK

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, May 21, 6:11 PM CDT, 5 hours 42 minutes before

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The office that day

Everything else NWS Norman, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 21, 7:00 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Canadian, Washita	45 min
May 21, 7:00 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Logan, Payne	45 min
May 21, 7:20 PM CDT	Flash Flood Warning	OUN	Logan	3 hr
May 21, 7:23 PM CDT	Severe Thunderstorm Warning	OUN	Oklahoma	22 min
May 21, 7:40 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Logan, Oklahoma	50 min
May 21, 7:40 PM CDT	Severe Thunderstorm Warning	OUN	Washita	50 min
May 21, 8:22 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Logan, Oklahoma	38 min
May 21, 8:22 PM CDT	Severe Thunderstorm Warning	OUN	Grady	38 min
May 21, 8:52 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Oklahoma	53 min
May 21, 9:00 PM CDT	Severe Thunderstorm Warning	OUN	Caddo	45 min
May 21, 9:19 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln	41 min
May 21, 10:09 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Oklahoma	51 min
May 21, 10:55 PM CDT	Severe Thunderstorm Warning	OUN	Canadian	35 min
May 21, 11:26 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Oklahoma	34 min
May 22, 2:10 AM CDT	Severe Thunderstorm Warning	OUN	Beckham, Custer, Washita	50 min
May 22, 2:25 AM CDT	Severe Thunderstorm Warning	OUN	Kiowa	50 min
May 22, 3:55 AM CDT	Severe Thunderstorm Warning	OUN	Caddo	50 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 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.