Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 591, NWS Norman, OK

October 8, 2018Grant County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Oct 8, 2018, 12:59 PM CDT for Grant County, Oklahoma. It was in force for 14 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Oct 8, 2018, 12:59 PM CDT (17:59 UTC)
Expired: Oct 8, 2018, 1:13 PM CDT
In force: 14 min
Issued by: NWS Norman, OK
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

County Grant County, OK

The radar

The Vance AFB radar (KVNX), 31 km from the middle of the area, began a volume at 17:58 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.

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.

NWS Norman, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Oct 8, 12:12 PM CDT, 47 minutes earlier.

Area forecast discussion, Oct 8, 12:12 PM CDT, 47 minutes before

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Hazardous weather outlook, Oct 8, 12:21 PM CDT, 38 minutes before

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In the hours before

Special weather statement, Oct 8, 11:59 AM CDT, 1 hour before

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Special weather statement, Oct 8, 12:42 PM CDT, 17 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
Oct 7, 7:16 PM CDT	Areal Flood Advisory	OUN	Blaine, Caddo, Canadian, Kingfisher, Logan	5 hr
Oct 7, 7:42 PM CDT	Flash Flood Warning	OUN	Caddo, Comanche, Greer, Jackson, Kiowa, Washita	4 hr
Oct 7, 8:13 PM CDT	Flash Flood Warning	OUN	Blaine, Caddo, Canadian, Grady, Kingfisher	4 hr
Oct 7, 8:22 PM CDT	Areal Flood Advisory	OUN	Beckham, Blaine, Caddo, Custer, Washita	4 hr
Oct 7, 8:35 PM CDT	Areal Flood Advisory	OUN	Canadian, Kingfisher, Logan, Oklahoma	3 hr
Oct 7, 8:55 PM CDT	River Flood Warning	OUN	Blaine, Caddo, Canadian, Custer	4 days
Oct 7, 8:59 PM CDT	Special Weather Statement	OUN	Logan	31 min
Oct 7, 9:22 PM CDT	Flash Flood Warning	OUN	Blaine, Caddo, Custer, Washita	2 hr
Oct 7, 9:30 PM CDT	Special Weather Statement	OUN	Logan	30 min
Oct 7, 10:20 PM CDT	Areal Flood Advisory	OUN	Beckham, Greer	115 min
Oct 7, 10:44 PM CDT	Flash Flood Warning	OUN	Blaine, Custer, Dewey	61 min
Oct 7, 11:31 PM CDT	Areal Flood Warning	OUN	Blaine, Caddo, Comanche, Custer, Greer, Jackson and 2 more	6 hr
Oct 7, 11:34 PM CDT	Areal Flood Advisory	OUN	Beckham, Custer, Dewey, Roger Mills	3 hr
Oct 7, 11:40 PM CDT	Flash Flood Warning	OUN	Blaine, Custer	3 hr
Oct 8, 12:04 AM CDT	Areal Flood Advisory	OUN	Alfalfa, Garfield, Grant, Major	3 hr
Oct 8, 1:04 AM CDT	Areal Flood Advisory	OUN	Garfield, Grant, Kay	3 hr
Oct 8, 2:35 AM CDT	River Flood Warning	OUN	Blaine, Canadian	58 hr
Oct 8, 2:59 AM CDT	River Flood Warning	OUN	Atoka	67 hr
Oct 8, 4:12 AM CDT	Areal Flood Advisory	OUN	Harper, Woods, Woodward	3 hr
Oct 8, 9:06 AM CDT	Areal Flood Advisory	OUN	Dewey, Major, Woods, Woodward	3 hr
Oct 8, 9:25 AM CDT	River Flood Warning	OUN	Grant, Kay	4 days
Oct 8, 9:26 AM CDT	River Flood Warning	OUN	Blaine, Kingfisher, Major	3 days
Oct 8, 9:49 AM CDT	River Flood Warning	OUN	Custer, Washita	48 hr
Oct 8, 9:51 AM CDT	River Flood Warning	OUN	Caddo, Kiowa, Washita	4 days
Oct 8, 9:56 AM CDT	River Flood Warning	OUN	Caddo, Garvin, Grady	6 days
Oct 8, 10:15 AM CDT	River Flood Warning	OUN	Canadian	55 hr
Oct 8, 10:16 AM CDT	River Flood Warning	OUN	Canadian, Oklahoma	4 days
Oct 8, 11:34 AM CDT	Areal Flood Advisory	OUN	Alfalfa, Blaine, Dewey, Garfield, Grant, Major and 1 more	3 hr
Oct 8, 11:59 AM CDT	Special Weather Statement	OUN	Grant	31 min
Oct 8, 12:42 PM CDT	Special Weather Statement	OUN	Grant	18 min
Oct 8, 1:54 PM CDT	Special Weather Statement	OUN	Garfield	51 min
Oct 8, 2:35 PM CDT	Areal Flood Advisory	OUN	Alfalfa, Garfield, Grant, Major	4 hr
Oct 8, 4:01 PM CDT	River Flood Warning	OUN	Grant, Kay, Noble	4 days
Oct 8, 5:20 PM CDT	Areal Flood Advisory	OUN	Canadian, Grady	3 hr
Oct 8, 5:30 PM CDT	Areal Flood Advisory	OUN	Kingfisher	3 hr
Oct 8, 6:02 PM CDT	Areal Flood Advisory	OUN	Cleveland, Oklahoma	118 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2018 Every severe thunderstorm warning in 2018

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.